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1 | static int dnxhd_init_vlc(DNXHDContext *ctx, int cid) { if (cid != ctx->cid) { int index; if ((index = ff_dnxhd_get_cid_table(cid)) < 0) { av_log(ctx->avctx, AV_LOG_ERROR, "unsupported cid %d\n", cid); return -1; } if (ff_dnxhd_cid_table[index].bit_depth != ctx->bit_depth) { av_log(ctx->avctx, AV_LOG_ERROR, "bit depth mismatches %d %d\n", ff_dnxhd_cid_table[index].bit_depth, ctx->bit_depth); return AVERROR_INVALIDDATA; } ctx->cid_table = &ff_dnxhd_cid_table[index]; ff_free_vlc(&ctx->ac_vlc); ff_free_vlc(&ctx->dc_vlc); ff_free_vlc(&ctx->run_vlc); init_vlc(&ctx->ac_vlc, DNXHD_VLC_BITS, 257, ctx->cid_table->ac_bits, 1, 1, ctx->cid_table->ac_codes, 2, 2, 0); init_vlc(&ctx->dc_vlc, DNXHD_DC_VLC_BITS, ctx->bit_depth + 4, ctx->cid_table->dc_bits, 1, 1, ctx->cid_table->dc_codes, 1, 1, 0); init_vlc(&ctx->run_vlc, DNXHD_VLC_BITS, 62, ctx->cid_table->run_bits, 1, 1, ctx->cid_table->run_codes, 2, 2, 0); ff_init_scantable(ctx->dsp.idct_permutation, &ctx->scantable, ff_zigzag_direct); ctx->cid = cid; } return 0; } | 13,216 |
1 | static int flv_set_video_codec(AVFormatContext *s, AVStream *vstream, int flv_codecid) { AVCodecContext *vcodec = vstream->codec; switch(flv_codecid) { case FLV_CODECID_H263 : vcodec->codec_id = CODEC_ID_FLV1 ; break; case FLV_CODECID_REALH263: vcodec->codec_id = CODEC_ID_H263 ; break; // Really mean it this time case FLV_CODECID_SCREEN: vcodec->codec_id = CODEC_ID_FLASHSV; break; case FLV_CODECID_SCREEN2: vcodec->codec_id = CODEC_ID_FLASHSV2; break; case FLV_CODECID_VP6 : vcodec->codec_id = CODEC_ID_VP6F ; case FLV_CODECID_VP6A : if(flv_codecid == FLV_CODECID_VP6A) vcodec->codec_id = CODEC_ID_VP6A; if(vcodec->extradata_size != 1) { vcodec->extradata_size = 1; vcodec->extradata = av_malloc(1); } vcodec->extradata[0] = avio_r8(s->pb); return 1; // 1 byte body size adjustment for flv_read_packet() case FLV_CODECID_H264: vcodec->codec_id = CODEC_ID_H264; return 3; // not 4, reading packet type will consume one byte case FLV_CODECID_MPEG4: vcodec->codec_id = CODEC_ID_MPEG4; return 3; default: av_log(s, AV_LOG_INFO, "Unsupported video codec (%x)\n", flv_codecid); vcodec->codec_tag = flv_codecid; } return 0; } | 13,217 |
1 | static void vc1_mspel_mc(uint8_t *dst, const uint8_t *src, int stride, int mode, int rnd) { int i, j; uint8_t tmp[8*11], *tptr; int m, r; m = (mode & 3); r = rnd; src -= stride; tptr = tmp; for(j = 0; j < 11; j++) { for(i = 0; i < 8; i++) tptr[i] = vc1_mspel_filter(src + i, 1, m, r); src += stride; tptr += 8; } r = 1 - rnd; m = (mode >> 2) & 3; tptr = tmp + 8; for(j = 0; j < 8; j++) { for(i = 0; i < 8; i++) dst[i] = vc1_mspel_filter(tptr + i, 8, m, r); dst += stride; tptr += 8; } } | 13,218 |
1 | static av_cold int bfi_decode_init(AVCodecContext *avctx) { BFIContext *bfi = avctx->priv_data; avctx->pix_fmt = AV_PIX_FMT_PAL8; bfi->dst = av_mallocz(avctx->width * avctx->height); return 0; } | 13,219 |
1 | static void vmxnet3_set_events(VMXNET3State *s, uint32_t val) { uint32_t events; VMW_CBPRN("Setting events: 0x%x", val); events = VMXNET3_READ_DRV_SHARED32(s->drv_shmem, ecr) | val; VMXNET3_WRITE_DRV_SHARED32(s->drv_shmem, ecr, events); } | 13,220 |
1 | static int qemu_rbd_send_pipe(BDRVRBDState *s, RADOSCB *rcb) { int ret = 0; while (1) { fd_set wfd; int fd = s->fds[RBD_FD_WRITE]; /* send the op pointer to the qemu thread that is responsible for the aio/op completion. Must do it in a qemu thread context */ ret = write(fd, (void *)&rcb, sizeof(rcb)); if (ret >= 0) { break; } if (errno == EINTR) { continue; } if (errno != EAGAIN) { break; } FD_ZERO(&wfd); FD_SET(fd, &wfd); do { ret = select(fd + 1, NULL, &wfd, NULL, NULL); } while (ret < 0 && errno == EINTR); } return ret; } | 13,221 |
1 | static void tcx_init(target_phys_addr_t addr, int vram_size, int width, int height, int depth) { DeviceState *dev; SysBusDevice *s; dev = qdev_create(NULL, "SUNW,tcx"); qdev_prop_set_taddr(dev, "addr", addr); qdev_prop_set_uint32(dev, "vram_size", vram_size); qdev_prop_set_uint16(dev, "width", width); qdev_prop_set_uint16(dev, "height", height); qdev_prop_set_uint16(dev, "depth", depth); qdev_init(dev); s = sysbus_from_qdev(dev); /* 8-bit plane */ sysbus_mmio_map(s, 0, addr + 0x00800000ULL); /* DAC */ sysbus_mmio_map(s, 1, addr + 0x00200000ULL); /* TEC (dummy) */ sysbus_mmio_map(s, 2, addr + 0x00700000ULL); /* THC 24 bit: NetBSD writes here even with 8-bit display: dummy */ sysbus_mmio_map(s, 3, addr + 0x00301000ULL); if (depth == 24) { /* 24-bit plane */ sysbus_mmio_map(s, 4, addr + 0x02000000ULL); /* Control plane */ sysbus_mmio_map(s, 5, addr + 0x0a000000ULL); } else { /* THC 8 bit (dummy) */ sysbus_mmio_map(s, 4, addr + 0x00300000ULL); } } | 13,222 |
1 | int kvm_init_vcpu(CPUState *env) { KVMState *s = kvm_state; long mmap_size; int ret; DPRINTF("kvm_init_vcpu\n"); ret = kvm_vm_ioctl(s, KVM_CREATE_VCPU, env->cpu_index); if (ret < 0) { DPRINTF("kvm_create_vcpu failed\n"); goto err; } env->kvm_fd = ret; env->kvm_state = s; mmap_size = kvm_ioctl(s, KVM_GET_VCPU_MMAP_SIZE, 0); if (mmap_size < 0) { DPRINTF("KVM_GET_VCPU_MMAP_SIZE failed\n"); goto err; } env->kvm_run = mmap(NULL, mmap_size, PROT_READ | PROT_WRITE, MAP_SHARED, env->kvm_fd, 0); if (env->kvm_run == MAP_FAILED) { ret = -errno; DPRINTF("mmap'ing vcpu state failed\n"); goto err; } #ifdef KVM_CAP_COALESCED_MMIO if (s->coalesced_mmio && !s->coalesced_mmio_ring) { s->coalesced_mmio_ring = (void *)env->kvm_run + s->coalesced_mmio * PAGE_SIZE; } #endif ret = kvm_arch_init_vcpu(env); if (ret == 0) { qemu_register_reset(kvm_reset_vcpu, env); kvm_arch_reset_vcpu(env); } err: return ret; } | 13,224 |
1 | static inline void RENAME(rgb24ToUV)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, int width, uint32_t *unused) { #if COMPILE_TEMPLATE_MMX assert(src1==src2); RENAME(bgr24ToUV_mmx)(dstU, dstV, src1, width, PIX_FMT_RGB24); #else int i; assert(src1==src2); for (i=0; i<width; i++) { int r= src1[3*i + 0]; int g= src1[3*i + 1]; int b= src1[3*i + 2]; dstU[i]= (RU*r + GU*g + BU*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT; dstV[i]= (RV*r + GV*g + BV*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT; } #endif } | 13,226 |
1 | int net_init_tap(const NetClientOptions *opts, const char *name, NetClientState *peer) { const NetdevTapOptions *tap; int fd, vnet_hdr = 0, i = 0, queues; /* for the no-fd, no-helper case */ const char *script = NULL; /* suppress wrong "uninit'd use" gcc warning */ const char *downscript = NULL; const char *vhostfdname; char ifname[128]; assert(opts->kind == NET_CLIENT_OPTIONS_KIND_TAP); tap = opts->tap; queues = tap->has_queues ? tap->queues : 1; vhostfdname = tap->has_vhostfd ? tap->vhostfd : NULL; /* QEMU vlans does not support multiqueue tap, in this case peer is set. * For -netdev, peer is always NULL. */ if (peer && (tap->has_queues || tap->has_fds || tap->has_vhostfds)) { error_report("Multiqueue tap cannot be used with QEMU vlans"); return -1; } if (tap->has_fd) { if (tap->has_ifname || tap->has_script || tap->has_downscript || tap->has_vnet_hdr || tap->has_helper || tap->has_queues || tap->has_fds) { error_report("ifname=, script=, downscript=, vnet_hdr=, " "helper=, queues=, and fds= are invalid with fd="); return -1; } fd = monitor_handle_fd_param(cur_mon, tap->fd); if (fd == -1) { return -1; } fcntl(fd, F_SETFL, O_NONBLOCK); vnet_hdr = tap_probe_vnet_hdr(fd); if (net_init_tap_one(tap, peer, "tap", name, NULL, script, downscript, vhostfdname, vnet_hdr, fd)) { return -1; } } else if (tap->has_fds) { char *fds[MAX_TAP_QUEUES]; char *vhost_fds[MAX_TAP_QUEUES]; int nfds, nvhosts; if (tap->has_ifname || tap->has_script || tap->has_downscript || tap->has_vnet_hdr || tap->has_helper || tap->has_queues || tap->has_fd) { error_report("ifname=, script=, downscript=, vnet_hdr=, " "helper=, queues=, and fd= are invalid with fds="); return -1; } nfds = get_fds(tap->fds, fds, MAX_TAP_QUEUES); if (tap->has_vhostfds) { nvhosts = get_fds(tap->vhostfds, vhost_fds, MAX_TAP_QUEUES); if (nfds != nvhosts) { error_report("The number of fds passed does not match the " "number of vhostfds passed"); return -1; } } for (i = 0; i < nfds; i++) { fd = monitor_handle_fd_param(cur_mon, fds[i]); if (fd == -1) { return -1; } fcntl(fd, F_SETFL, O_NONBLOCK); if (i == 0) { vnet_hdr = tap_probe_vnet_hdr(fd); } else if (vnet_hdr != tap_probe_vnet_hdr(fd)) { error_report("vnet_hdr not consistent across given tap fds"); return -1; } if (net_init_tap_one(tap, peer, "tap", name, ifname, script, downscript, tap->has_vhostfds ? vhost_fds[i] : NULL, vnet_hdr, fd)) { return -1; } } } else if (tap->has_helper) { if (tap->has_ifname || tap->has_script || tap->has_downscript || tap->has_vnet_hdr || tap->has_queues || tap->has_fds) { error_report("ifname=, script=, downscript=, and vnet_hdr= " "queues=, and fds= are invalid with helper="); return -1; } fd = net_bridge_run_helper(tap->helper, DEFAULT_BRIDGE_INTERFACE); if (fd == -1) { return -1; } fcntl(fd, F_SETFL, O_NONBLOCK); vnet_hdr = tap_probe_vnet_hdr(fd); if (net_init_tap_one(tap, peer, "bridge", name, ifname, script, downscript, vhostfdname, vnet_hdr, fd)) { return -1; } } else { script = tap->has_script ? tap->script : DEFAULT_NETWORK_SCRIPT; downscript = tap->has_downscript ? tap->downscript : DEFAULT_NETWORK_DOWN_SCRIPT; if (tap->has_ifname) { pstrcpy(ifname, sizeof ifname, tap->ifname); } else { ifname[0] = '\0'; } for (i = 0; i < queues; i++) { fd = net_tap_init(tap, &vnet_hdr, i >= 1 ? "no" : script, ifname, sizeof ifname, queues > 1); if (fd == -1) { return -1; } if (queues > 1 && i == 0 && !tap->has_ifname) { if (tap_fd_get_ifname(fd, ifname)) { error_report("Fail to get ifname"); return -1; } } if (net_init_tap_one(tap, peer, "tap", name, ifname, i >= 1 ? "no" : script, i >= 1 ? "no" : downscript, vhostfdname, vnet_hdr, fd)) { return -1; } } } return 0; } | 13,227 |
1 | static void spr_read_decr(DisasContext *ctx, int gprn, int sprn) { if (ctx->tb->cflags & CF_USE_ICOUNT) { gen_io_start(); } gen_helper_load_decr(cpu_gpr[gprn], cpu_env); if (ctx->tb->cflags & CF_USE_ICOUNT) { gen_io_end(); gen_stop_exception(ctx); } } | 13,228 |
1 | static double get_scene_score(AVFilterContext *ctx, AVFilterBufferRef *picref) { double ret = 0; SelectContext *select = ctx->priv; AVFilterBufferRef *prev_picref = select->prev_picref; if (prev_picref && picref->video->h == prev_picref->video->h && picref->video->w == prev_picref->video->w && picref->linesize[0] == prev_picref->linesize[0]) { int x, y; int64_t sad = 0; double mafd, diff; uint8_t *p1 = picref->data[0]; uint8_t *p2 = prev_picref->data[0]; const int linesize = picref->linesize[0]; for (y = 0; y < picref->video->h; y += 8) for (x = 0; x < linesize; x += 8) sad += select->c.sad[1](select, p1 + y * linesize + x, p2 + y * linesize + x, linesize, 8); emms_c(); mafd = sad / (picref->video->h * picref->video->w * 3); diff = fabs(mafd - select->prev_mafd); ret = av_clipf(FFMIN(mafd, diff) / 100., 0, 1); select->prev_mafd = mafd; avfilter_unref_buffer(prev_picref); } select->prev_picref = avfilter_ref_buffer(picref, ~0); return ret; } | 13,229 |
1 | static int do_req(int sockfd, AioContext *aio_context, SheepdogReq *hdr, void *data, unsigned int *wlen, unsigned int *rlen) { Coroutine *co; SheepdogReqCo srco = { .sockfd = sockfd, .aio_context = aio_context, .hdr = hdr, .data = data, .wlen = wlen, .rlen = rlen, .ret = 0, .finished = false, }; if (qemu_in_coroutine()) { do_co_req(&srco); } else { co = qemu_coroutine_create(do_co_req); qemu_coroutine_enter(co, &srco); while (!srco.finished) { aio_poll(aio_context, true); } } return srco.ret; } | 13,231 |
1 | static void gen_mtsrin(DisasContext *ctx) { #if defined(CONFIG_USER_ONLY) gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); #else TCGv t0; if (unlikely(ctx->pr)) { gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); return; } t0 = tcg_temp_new(); tcg_gen_shri_tl(t0, cpu_gpr[rB(ctx->opcode)], 28); tcg_gen_andi_tl(t0, t0, 0xF); gen_helper_store_sr(cpu_env, t0, cpu_gpr[rD(ctx->opcode)]); tcg_temp_free(t0); #endif } | 13,232 |
1 | void s390_pci_iommu_enable(S390PCIBusDevice *pbdev) { uint64_t size = pbdev->pal - pbdev->pba + 1; memory_region_init_iommu(&pbdev->iommu_mr, OBJECT(&pbdev->mr), &s390_iommu_ops, "iommu-s390", size); memory_region_add_subregion(&pbdev->mr, pbdev->pba, &pbdev->iommu_mr); pbdev->iommu_enabled = true; } | 13,233 |
1 | strdup(str) const char *str; { char *bptr; bptr = (char *)malloc(strlen(str)+1); strcpy(bptr, str); return bptr; } | 13,234 |
1 | static void gen_tlbli_6xx(DisasContext *ctx) { #if defined(CONFIG_USER_ONLY) gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); #else if (unlikely(ctx->pr)) { gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); return; } gen_helper_6xx_tlbi(cpu_env, cpu_gpr[rB(ctx->opcode)]); #endif } | 13,235 |
1 | QemuOpts *qemu_opts_parse(QemuOptsList *list, const char *params, int permit_abbrev) { const char *firstname; char value[1024], *id = NULL; const char *p; QemuOpts *opts; assert(!permit_abbrev || list->implied_opt_name); firstname = permit_abbrev ? list->implied_opt_name : NULL; if (strncmp(params, "id=", 3) == 0) { get_opt_value(value, sizeof(value), params+3); id = qemu_strdup(value); } else if ((p = strstr(params, ",id=")) != NULL) { get_opt_value(value, sizeof(value), p+4); id = qemu_strdup(value); } opts = qemu_opts_create(list, id, 1); if (opts == NULL) return NULL; if (qemu_opts_do_parse(opts, params, firstname) != 0) { qemu_opts_del(opts); return NULL; } return opts; } | 13,237 |
1 | static always_inline int get_segment (CPUState *env, mmu_ctx_t *ctx, target_ulong eaddr, int rw, int type) { target_phys_addr_t sdr, hash, mask, sdr_mask, htab_mask; target_ulong sr, vsid, vsid_mask, pgidx, page_mask; #if defined(TARGET_PPC64) int attr; #endif int ds, vsid_sh, sdr_sh, pr; int ret, ret2; pr = msr_pr; #if defined(TARGET_PPC64) if (env->mmu_model == POWERPC_MMU_64B) { #if defined (DEBUG_MMU) if (loglevel != 0) { fprintf(logfile, "Check SLBs\n"); } #endif ret = slb_lookup(env, eaddr, &vsid, &page_mask, &attr); if (ret < 0) return ret; ctx->key = ((attr & 0x40) && (pr != 0)) || ((attr & 0x80) && (pr == 0)) ? 1 : 0; ds = 0; ctx->nx = attr & 0x20 ? 1 : 0; vsid_mask = 0x00003FFFFFFFFF80ULL; vsid_sh = 7; sdr_sh = 18; sdr_mask = 0x3FF80; } else #endif /* defined(TARGET_PPC64) */ { sr = env->sr[eaddr >> 28]; page_mask = 0x0FFFFFFF; ctx->key = (((sr & 0x20000000) && (pr != 0)) || ((sr & 0x40000000) && (pr == 0))) ? 1 : 0; ds = sr & 0x80000000 ? 1 : 0; ctx->nx = sr & 0x10000000 ? 1 : 0; vsid = sr & 0x00FFFFFF; vsid_mask = 0x01FFFFC0; vsid_sh = 6; sdr_sh = 16; sdr_mask = 0xFFC0; #if defined (DEBUG_MMU) if (loglevel != 0) { fprintf(logfile, "Check segment v=0x" ADDRX " %d 0x" ADDRX " nip=0x" ADDRX " lr=0x" ADDRX " ir=%d dr=%d pr=%d %d t=%d\n", eaddr, (int)(eaddr >> 28), sr, env->nip, env->lr, (int)msr_ir, (int)msr_dr, pr != 0 ? 1 : 0, rw, type); } #endif } #if defined (DEBUG_MMU) if (loglevel != 0) { fprintf(logfile, "pte segment: key=%d ds %d nx %d vsid " ADDRX "\n", ctx->key, ds, ctx->nx, vsid); } #endif ret = -1; if (!ds) { /* Check if instruction fetch is allowed, if needed */ if (type != ACCESS_CODE || ctx->nx == 0) { /* Page address translation */ /* Primary table address */ sdr = env->sdr1; pgidx = (eaddr & page_mask) >> TARGET_PAGE_BITS; #if defined(TARGET_PPC64) if (env->mmu_model == POWERPC_MMU_64B) { htab_mask = 0x0FFFFFFF >> (28 - (sdr & 0x1F)); /* XXX: this is false for 1 TB segments */ hash = ((vsid ^ pgidx) << vsid_sh) & vsid_mask; } else #endif { htab_mask = sdr & 0x000001FF; hash = ((vsid ^ pgidx) << vsid_sh) & vsid_mask; } mask = (htab_mask << sdr_sh) | sdr_mask; #if defined (DEBUG_MMU) if (loglevel != 0) { fprintf(logfile, "sdr " PADDRX " sh %d hash " PADDRX " mask " PADDRX " " ADDRX "\n", sdr, sdr_sh, hash, mask, page_mask); } #endif ctx->pg_addr[0] = get_pgaddr(sdr, sdr_sh, hash, mask); /* Secondary table address */ hash = (~hash) & vsid_mask; #if defined (DEBUG_MMU) if (loglevel != 0) { fprintf(logfile, "sdr " PADDRX " sh %d hash " PADDRX " mask " PADDRX "\n", sdr, sdr_sh, hash, mask); } #endif ctx->pg_addr[1] = get_pgaddr(sdr, sdr_sh, hash, mask); #if defined(TARGET_PPC64) if (env->mmu_model == POWERPC_MMU_64B) { /* Only 5 bits of the page index are used in the AVPN */ ctx->ptem = (vsid << 12) | ((pgidx >> 4) & 0x0F80); } else #endif { ctx->ptem = (vsid << 7) | (pgidx >> 10); } /* Initialize real address with an invalid value */ ctx->raddr = (target_ulong)-1; if (unlikely(env->mmu_model == POWERPC_MMU_SOFT_6xx || env->mmu_model == POWERPC_MMU_SOFT_74xx)) { /* Software TLB search */ ret = ppc6xx_tlb_check(env, ctx, eaddr, rw, type); } else { #if defined (DEBUG_MMU) if (loglevel != 0) { fprintf(logfile, "0 sdr1=0x" PADDRX " vsid=0x%06x " "api=0x%04x hash=0x%07x pg_addr=0x" PADDRX "\n", sdr, (uint32_t)vsid, (uint32_t)pgidx, (uint32_t)hash, ctx->pg_addr[0]); } #endif /* Primary table lookup */ ret = find_pte(env, ctx, 0, rw, type); if (ret < 0) { /* Secondary table lookup */ #if defined (DEBUG_MMU) if (eaddr != 0xEFFFFFFF && loglevel != 0) { fprintf(logfile, "1 sdr1=0x" PADDRX " vsid=0x%06x api=0x%04x " "hash=0x%05x pg_addr=0x" PADDRX "\n", sdr, (uint32_t)vsid, (uint32_t)pgidx, (uint32_t)hash, ctx->pg_addr[1]); } #endif ret2 = find_pte(env, ctx, 1, rw, type); if (ret2 != -1) ret = ret2; } } #if defined (DUMP_PAGE_TABLES) if (loglevel != 0) { target_phys_addr_t curaddr; uint32_t a0, a1, a2, a3; fprintf(logfile, "Page table: " PADDRX " len " PADDRX "\n", sdr, mask + 0x80); for (curaddr = sdr; curaddr < (sdr + mask + 0x80); curaddr += 16) { a0 = ldl_phys(curaddr); a1 = ldl_phys(curaddr + 4); a2 = ldl_phys(curaddr + 8); a3 = ldl_phys(curaddr + 12); if (a0 != 0 || a1 != 0 || a2 != 0 || a3 != 0) { fprintf(logfile, PADDRX ": %08x %08x %08x %08x\n", curaddr, a0, a1, a2, a3); } } } #endif } else { #if defined (DEBUG_MMU) if (loglevel != 0) fprintf(logfile, "No access allowed\n"); #endif ret = -3; } } else { #if defined (DEBUG_MMU) if (loglevel != 0) fprintf(logfile, "direct store...\n"); #endif /* Direct-store segment : absolutely *BUGGY* for now */ switch (type) { case ACCESS_INT: /* Integer load/store : only access allowed */ break; case ACCESS_CODE: /* No code fetch is allowed in direct-store areas */ return -4; case ACCESS_FLOAT: /* Floating point load/store */ return -4; case ACCESS_RES: /* lwarx, ldarx or srwcx. */ return -4; case ACCESS_CACHE: /* dcba, dcbt, dcbtst, dcbf, dcbi, dcbst, dcbz, or icbi */ /* Should make the instruction do no-op. * As it already do no-op, it's quite easy :-) */ ctx->raddr = eaddr; return 0; case ACCESS_EXT: /* eciwx or ecowx */ return -4; default: if (logfile) { fprintf(logfile, "ERROR: instruction should not need " "address translation\n"); } return -4; } if ((rw == 1 || ctx->key != 1) && (rw == 0 || ctx->key != 0)) { ctx->raddr = eaddr; ret = 2; } else { ret = -2; } } return ret; } | 13,238 |
1 | AVFilterBufferRef *avfilter_get_audio_buffer_ref_from_frame(const AVFrame *frame, int perms) { AVFilterBufferRef *samplesref = avfilter_get_audio_buffer_ref_from_arrays((uint8_t **)frame->data, frame->linesize[0], perms, frame->nb_samples, frame->format, av_frame_get_channel_layout(frame)); if (!samplesref) return NULL; if (avfilter_copy_frame_props(samplesref, frame) < 0) { samplesref->buf->data[0] = NULL; avfilter_unref_bufferp(&samplesref); } return samplesref; } | 13,239 |
1 | int ff_wmv2_decode_secondary_picture_header(MpegEncContext *s) { Wmv2Context *const w = (Wmv2Context *) s; if (s->pict_type == AV_PICTURE_TYPE_I) { if (w->j_type_bit) w->j_type = get_bits1(&s->gb); else w->j_type = 0; // FIXME check if (!w->j_type) { if (w->per_mb_rl_bit) s->per_mb_rl_table = get_bits1(&s->gb); else s->per_mb_rl_table = 0; if (!s->per_mb_rl_table) { s->rl_chroma_table_index = decode012(&s->gb); s->rl_table_index = decode012(&s->gb); } s->dc_table_index = get_bits1(&s->gb); } s->inter_intra_pred = 0; s->no_rounding = 1; if (s->avctx->debug & FF_DEBUG_PICT_INFO) { av_log(s->avctx, AV_LOG_DEBUG, "qscale:%d rlc:%d rl:%d dc:%d mbrl:%d j_type:%d \n", s->qscale, s->rl_chroma_table_index, s->rl_table_index, s->dc_table_index, s->per_mb_rl_table, w->j_type); } } else { int cbp_index; w->j_type = 0; parse_mb_skip(w); cbp_index = decode012(&s->gb); w->cbp_table_index = wmv2_get_cbp_table_index(s, cbp_index); if (w->mspel_bit) s->mspel = get_bits1(&s->gb); else s->mspel = 0; // FIXME check if (w->abt_flag) { w->per_mb_abt = get_bits1(&s->gb) ^ 1; if (!w->per_mb_abt) w->abt_type = decode012(&s->gb); } if (w->per_mb_rl_bit) s->per_mb_rl_table = get_bits1(&s->gb); else s->per_mb_rl_table = 0; if (!s->per_mb_rl_table) { s->rl_table_index = decode012(&s->gb); s->rl_chroma_table_index = s->rl_table_index; } s->dc_table_index = get_bits1(&s->gb); s->mv_table_index = get_bits1(&s->gb); s->inter_intra_pred = 0; // (s->width * s->height < 320 * 240 && s->bit_rate <= II_BITRATE); s->no_rounding ^= 1; if (s->avctx->debug & FF_DEBUG_PICT_INFO) { av_log(s->avctx, AV_LOG_DEBUG, "rl:%d rlc:%d dc:%d mv:%d mbrl:%d qp:%d mspel:%d " "per_mb_abt:%d abt_type:%d cbp:%d ii:%d\n", s->rl_table_index, s->rl_chroma_table_index, s->dc_table_index, s->mv_table_index, s->per_mb_rl_table, s->qscale, s->mspel, w->per_mb_abt, w->abt_type, w->cbp_table_index, s->inter_intra_pred); } } s->esc3_level_length = 0; s->esc3_run_length = 0; s->picture_number++; // FIXME ? if (w->j_type) { ff_intrax8_decode_picture(&w->x8, &s->current_picture, &s->gb, &s->mb_x, &s->mb_y, 2 * s->qscale, (s->qscale - 1) | 1, s->loop_filter, s->low_delay); ff_er_add_slice(&w->s.er, 0, 0, (w->s.mb_x >> 1) - 1, (w->s.mb_y >> 1) - 1, ER_MB_END); return 1; } return 0; } | 13,240 |
1 | static void vp8_decode_flush_impl(AVCodecContext *avctx, int force, int is_close) { VP8Context *s = avctx->priv_data; int i; if (!avctx->is_copy || force) { for (i = 0; i < 5; i++) if (s->frames[i].data[0]) vp8_release_frame(s, &s->frames[i], is_close); } memset(s->framep, 0, sizeof(s->framep)); free_buffers(s); s->maps_are_invalid = 1; } | 13,241 |
1 | static CharDriverState *qemu_chr_open_stdio(QemuOpts *opts) { CharDriverState *chr; if (stdio_nb_clients >= STDIO_MAX_CLIENTS) { if (stdio_nb_clients == 0) { old_fd0_flags = fcntl(0, F_GETFL); tcgetattr (0, &oldtty); fcntl(0, F_SETFL, O_NONBLOCK); atexit(term_exit); chr = qemu_chr_open_fd(0, 1); chr->chr_close = qemu_chr_close_stdio; chr->chr_set_echo = qemu_chr_set_echo_stdio; qemu_set_fd_handler2(0, stdio_read_poll, stdio_read, NULL, chr); stdio_nb_clients++; stdio_allow_signal = qemu_opt_get_bool(opts, "signal", display_type != DT_NOGRAPHIC); qemu_chr_fe_set_echo(chr, false); return chr; | 13,242 |
1 | static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, uint8_t *buf, int buf_size) { LclContext * const c = (LclContext *)avctx->priv_data; unsigned char *encoded = (unsigned char *)buf; int pixel_ptr; int row, col; unsigned char *outptr; unsigned int width = avctx->width; // Real image width unsigned int height = avctx->height; // Real image height unsigned int mszh_dlen; unsigned char yq, y1q, uq, vq; int uqvq; unsigned int mthread_inlen, mthread_outlen; #ifdef CONFIG_ZLIB int zret; // Zlib return code #endif int len = buf_size; /* no supplementary picture */ if (buf_size == 0) return 0; if(c->pic.data[0]) avctx->release_buffer(avctx, &c->pic); c->pic.reference = 0; c->pic.buffer_hints = FF_BUFFER_HINTS_VALID; if(avctx->get_buffer(avctx, &c->pic) < 0){ av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n"); return -1; } outptr = c->pic.data[0]; // Output image pointer /* Decompress frame */ switch (avctx->codec_id) { case CODEC_ID_MSZH: switch (c->compression) { case COMP_MSZH: if (c->flags & FLAG_MULTITHREAD) { mthread_inlen = *((unsigned int*)encoded); mthread_outlen = *((unsigned int*)(encoded+4)); mszh_dlen = mszh_decomp(encoded + 8, mthread_inlen, c->decomp_buf); if (mthread_outlen != mszh_dlen) { av_log(avctx, AV_LOG_ERROR, "Mthread1 decoded size differs (%d != %d)\n", mthread_outlen, mszh_dlen); } mszh_dlen = mszh_decomp(encoded + 8 + mthread_inlen, len - mthread_inlen, c->decomp_buf + mthread_outlen); if ((c->decomp_size - mthread_outlen) != mszh_dlen) { av_log(avctx, AV_LOG_ERROR, "Mthread2 decoded size differs (%d != %d)\n", c->decomp_size - mthread_outlen, mszh_dlen); } encoded = c->decomp_buf; len = c->decomp_size; } else { mszh_dlen = mszh_decomp(encoded, len, c->decomp_buf); if (c->decomp_size != mszh_dlen) { av_log(avctx, AV_LOG_ERROR, "Decoded size differs (%d != %d)\n", c->decomp_size, mszh_dlen); } encoded = c->decomp_buf; len = mszh_dlen; } break; case COMP_MSZH_NOCOMP: break; default: av_log(avctx, AV_LOG_ERROR, "BUG! Unknown MSZH compression in frame decoder.\n"); return -1; } break; case CODEC_ID_ZLIB: #ifdef CONFIG_ZLIB /* Using the original dll with normal compression (-1) and RGB format * gives a file with ZLIB fourcc, but frame is really uncompressed. * To be sure that's true check also frame size */ if ((c->compression == COMP_ZLIB_NORMAL) && (c->imgtype == IMGTYPE_RGB24) && (len == width * height * 3)) break; zret = inflateReset(&(c->zstream)); if (zret != Z_OK) { av_log(avctx, AV_LOG_ERROR, "Inflate reset error: %d\n", zret); return -1; } if (c->flags & FLAG_MULTITHREAD) { mthread_inlen = *((unsigned int*)encoded); mthread_outlen = *((unsigned int*)(encoded+4)); c->zstream.next_in = encoded + 8; c->zstream.avail_in = mthread_inlen; c->zstream.next_out = c->decomp_buf; c->zstream.avail_out = mthread_outlen; zret = inflate(&(c->zstream), Z_FINISH); if ((zret != Z_OK) && (zret != Z_STREAM_END)) { av_log(avctx, AV_LOG_ERROR, "Mthread1 inflate error: %d\n", zret); return -1; } if (mthread_outlen != (unsigned int)(c->zstream.total_out)) { av_log(avctx, AV_LOG_ERROR, "Mthread1 decoded size differs (%u != %lu)\n", mthread_outlen, c->zstream.total_out); } zret = inflateReset(&(c->zstream)); if (zret != Z_OK) { av_log(avctx, AV_LOG_ERROR, "Mthread2 inflate reset error: %d\n", zret); return -1; } c->zstream.next_in = encoded + 8 + mthread_inlen; c->zstream.avail_in = len - mthread_inlen; c->zstream.next_out = c->decomp_buf + mthread_outlen; c->zstream.avail_out = mthread_outlen; zret = inflate(&(c->zstream), Z_FINISH); if ((zret != Z_OK) && (zret != Z_STREAM_END)) { av_log(avctx, AV_LOG_ERROR, "Mthread2 inflate error: %d\n", zret); return -1; } if ((c->decomp_size - mthread_outlen) != (unsigned int)(c->zstream.total_out)) { av_log(avctx, AV_LOG_ERROR, "Mthread2 decoded size differs (%d != %lu)\n", c->decomp_size - mthread_outlen, c->zstream.total_out); } } else { c->zstream.next_in = encoded; c->zstream.avail_in = len; c->zstream.next_out = c->decomp_buf; c->zstream.avail_out = c->decomp_size; zret = inflate(&(c->zstream), Z_FINISH); if ((zret != Z_OK) && (zret != Z_STREAM_END)) { av_log(avctx, AV_LOG_ERROR, "Inflate error: %d\n", zret); return -1; } if (c->decomp_size != (unsigned int)(c->zstream.total_out)) { av_log(avctx, AV_LOG_ERROR, "Decoded size differs (%d != %lu)\n", c->decomp_size, c->zstream.total_out); } } encoded = c->decomp_buf; len = c->decomp_size;; #else av_log(avctx, AV_LOG_ERROR, "BUG! Zlib support not compiled in frame decoder.\n"); return -1; #endif break; default: av_log(avctx, AV_LOG_ERROR, "BUG! Unknown codec in frame decoder compression switch.\n"); return -1; } /* Apply PNG filter */ if ((avctx->codec_id == CODEC_ID_ZLIB) && (c->flags & FLAG_PNGFILTER)) { switch (c->imgtype) { case IMGTYPE_YUV111: case IMGTYPE_RGB24: for (row = 0; row < height; row++) { pixel_ptr = row * width * 3; yq = encoded[pixel_ptr++]; uqvq = encoded[pixel_ptr++]; uqvq+=(encoded[pixel_ptr++] << 8); for (col = 1; col < width; col++) { encoded[pixel_ptr] = yq -= encoded[pixel_ptr]; uqvq -= (encoded[pixel_ptr+1] | (encoded[pixel_ptr+2]<<8)); encoded[pixel_ptr+1] = (uqvq) & 0xff; encoded[pixel_ptr+2] = ((uqvq)>>8) & 0xff; pixel_ptr += 3; } } break; case IMGTYPE_YUV422: for (row = 0; row < height; row++) { pixel_ptr = row * width * 2; yq = uq = vq =0; for (col = 0; col < width/4; col++) { encoded[pixel_ptr] = yq -= encoded[pixel_ptr]; encoded[pixel_ptr+1] = yq -= encoded[pixel_ptr+1]; encoded[pixel_ptr+2] = yq -= encoded[pixel_ptr+2]; encoded[pixel_ptr+3] = yq -= encoded[pixel_ptr+3]; encoded[pixel_ptr+4] = uq -= encoded[pixel_ptr+4]; encoded[pixel_ptr+5] = uq -= encoded[pixel_ptr+5]; encoded[pixel_ptr+6] = vq -= encoded[pixel_ptr+6]; encoded[pixel_ptr+7] = vq -= encoded[pixel_ptr+7]; pixel_ptr += 8; } } break; case IMGTYPE_YUV411: for (row = 0; row < height; row++) { pixel_ptr = row * width / 2 * 3; yq = uq = vq =0; for (col = 0; col < width/4; col++) { encoded[pixel_ptr] = yq -= encoded[pixel_ptr]; encoded[pixel_ptr+1] = yq -= encoded[pixel_ptr+1]; encoded[pixel_ptr+2] = yq -= encoded[pixel_ptr+2]; encoded[pixel_ptr+3] = yq -= encoded[pixel_ptr+3]; encoded[pixel_ptr+4] = uq -= encoded[pixel_ptr+4]; encoded[pixel_ptr+5] = vq -= encoded[pixel_ptr+5]; pixel_ptr += 6; } } break; case IMGTYPE_YUV211: for (row = 0; row < height; row++) { pixel_ptr = row * width * 2; yq = uq = vq =0; for (col = 0; col < width/2; col++) { encoded[pixel_ptr] = yq -= encoded[pixel_ptr]; encoded[pixel_ptr+1] = yq -= encoded[pixel_ptr+1]; encoded[pixel_ptr+2] = uq -= encoded[pixel_ptr+2]; encoded[pixel_ptr+3] = vq -= encoded[pixel_ptr+3]; pixel_ptr += 4; } } break; case IMGTYPE_YUV420: for (row = 0; row < height/2; row++) { pixel_ptr = row * width * 3; yq = y1q = uq = vq =0; for (col = 0; col < width/2; col++) { encoded[pixel_ptr] = yq -= encoded[pixel_ptr]; encoded[pixel_ptr+1] = yq -= encoded[pixel_ptr+1]; encoded[pixel_ptr+2] = y1q -= encoded[pixel_ptr+2]; encoded[pixel_ptr+3] = y1q -= encoded[pixel_ptr+3]; encoded[pixel_ptr+4] = uq -= encoded[pixel_ptr+4]; encoded[pixel_ptr+5] = vq -= encoded[pixel_ptr+5]; pixel_ptr += 6; } } break; default: av_log(avctx, AV_LOG_ERROR, "BUG! Unknown imagetype in pngfilter switch.\n"); return -1; } } /* Convert colorspace */ switch (c->imgtype) { case IMGTYPE_YUV111: for (row = height - 1; row >= 0; row--) { pixel_ptr = row * c->pic.linesize[0]; for (col = 0; col < width; col++) { outptr[pixel_ptr++] = get_b(encoded[0], encoded[1]); outptr[pixel_ptr++] = get_g(encoded[0], encoded[1], encoded[2]); outptr[pixel_ptr++] = get_r(encoded[0], encoded[2]); encoded += 3; } } break; case IMGTYPE_YUV422: for (row = height - 1; row >= 0; row--) { pixel_ptr = row * c->pic.linesize[0]; for (col = 0; col < width/4; col++) { outptr[pixel_ptr++] = get_b(encoded[0], encoded[4]); outptr[pixel_ptr++] = get_g(encoded[0], encoded[4], encoded[6]); outptr[pixel_ptr++] = get_r(encoded[0], encoded[6]); outptr[pixel_ptr++] = get_b(encoded[1], encoded[4]); outptr[pixel_ptr++] = get_g(encoded[1], encoded[4], encoded[6]); outptr[pixel_ptr++] = get_r(encoded[1], encoded[6]); outptr[pixel_ptr++] = get_b(encoded[2], encoded[5]); outptr[pixel_ptr++] = get_g(encoded[2], encoded[5], encoded[7]); outptr[pixel_ptr++] = get_r(encoded[2], encoded[7]); outptr[pixel_ptr++] = get_b(encoded[3], encoded[5]); outptr[pixel_ptr++] = get_g(encoded[3], encoded[5], encoded[7]); outptr[pixel_ptr++] = get_r(encoded[3], encoded[7]); encoded += 8; } } break; case IMGTYPE_RGB24: for (row = height - 1; row >= 0; row--) { pixel_ptr = row * c->pic.linesize[0]; for (col = 0; col < width; col++) { outptr[pixel_ptr++] = encoded[0]; outptr[pixel_ptr++] = encoded[1]; outptr[pixel_ptr++] = encoded[2]; encoded += 3; } } break; case IMGTYPE_YUV411: for (row = height - 1; row >= 0; row--) { pixel_ptr = row * c->pic.linesize[0]; for (col = 0; col < width/4; col++) { outptr[pixel_ptr++] = get_b(encoded[0], encoded[4]); outptr[pixel_ptr++] = get_g(encoded[0], encoded[4], encoded[5]); outptr[pixel_ptr++] = get_r(encoded[0], encoded[5]); outptr[pixel_ptr++] = get_b(encoded[1], encoded[4]); outptr[pixel_ptr++] = get_g(encoded[1], encoded[4], encoded[5]); outptr[pixel_ptr++] = get_r(encoded[1], encoded[5]); outptr[pixel_ptr++] = get_b(encoded[2], encoded[4]); outptr[pixel_ptr++] = get_g(encoded[2], encoded[4], encoded[5]); outptr[pixel_ptr++] = get_r(encoded[2], encoded[5]); outptr[pixel_ptr++] = get_b(encoded[3], encoded[4]); outptr[pixel_ptr++] = get_g(encoded[3], encoded[4], encoded[5]); outptr[pixel_ptr++] = get_r(encoded[3], encoded[5]); encoded += 6; } } break; case IMGTYPE_YUV211: for (row = height - 1; row >= 0; row--) { pixel_ptr = row * c->pic.linesize[0]; for (col = 0; col < width/2; col++) { outptr[pixel_ptr++] = get_b(encoded[0], encoded[2]); outptr[pixel_ptr++] = get_g(encoded[0], encoded[2], encoded[3]); outptr[pixel_ptr++] = get_r(encoded[0], encoded[3]); outptr[pixel_ptr++] = get_b(encoded[1], encoded[2]); outptr[pixel_ptr++] = get_g(encoded[1], encoded[2], encoded[3]); outptr[pixel_ptr++] = get_r(encoded[1], encoded[3]); encoded += 4; } } break; case IMGTYPE_YUV420: for (row = height / 2 - 1; row >= 0; row--) { pixel_ptr = 2 * row * c->pic.linesize[0]; for (col = 0; col < width/2; col++) { outptr[pixel_ptr] = get_b(encoded[0], encoded[4]); outptr[pixel_ptr+1] = get_g(encoded[0], encoded[4], encoded[5]); outptr[pixel_ptr+2] = get_r(encoded[0], encoded[5]); outptr[pixel_ptr+3] = get_b(encoded[1], encoded[4]); outptr[pixel_ptr+4] = get_g(encoded[1], encoded[4], encoded[5]); outptr[pixel_ptr+5] = get_r(encoded[1], encoded[5]); outptr[pixel_ptr-c->pic.linesize[0]] = get_b(encoded[2], encoded[4]); outptr[pixel_ptr-c->pic.linesize[0]+1] = get_g(encoded[2], encoded[4], encoded[5]); outptr[pixel_ptr-c->pic.linesize[0]+2] = get_r(encoded[2], encoded[5]); outptr[pixel_ptr-c->pic.linesize[0]+3] = get_b(encoded[3], encoded[4]); outptr[pixel_ptr-c->pic.linesize[0]+4] = get_g(encoded[3], encoded[4], encoded[5]); outptr[pixel_ptr-c->pic.linesize[0]+5] = get_r(encoded[3], encoded[5]); pixel_ptr += 6; encoded += 6; } } break; default: av_log(avctx, AV_LOG_ERROR, "BUG! Unknown imagetype in image decoder.\n"); return -1; } *data_size = sizeof(AVFrame); *(AVFrame*)data = c->pic; /* always report that the buffer was completely consumed */ return buf_size; } | 13,243 |
1 | static int ram_save_host_page(RAMState *rs, PageSearchStatus *pss, bool last_stage) { int tmppages, pages = 0; size_t pagesize_bits = qemu_ram_pagesize(pss->block) >> TARGET_PAGE_BITS; do { tmppages = ram_save_target_page(rs, pss, last_stage); if (tmppages < 0) { return tmppages; } pages += tmppages; pss->page++; } while (pss->page & (pagesize_bits - 1)); /* The offset we leave with is the last one we looked at */ pss->page--; return pages; } | 13,244 |
1 | static int qemu_rdma_exchange_recv(RDMAContext *rdma, RDMAControlHeader *head, int expecting) { RDMAControlHeader ready = { .len = 0, .type = RDMA_CONTROL_READY, .repeat = 1, }; int ret; /* * Inform the source that we're ready to receive a message. */ ret = qemu_rdma_post_send_control(rdma, NULL, &ready); if (ret < 0) { fprintf(stderr, "Failed to send control buffer!\n"); return ret; } /* * Block and wait for the message. */ ret = qemu_rdma_exchange_get_response(rdma, head, expecting, RDMA_WRID_READY); if (ret < 0) { return ret; } qemu_rdma_move_header(rdma, RDMA_WRID_READY, head); /* * Post a new RECV work request to replace the one we just consumed. */ ret = qemu_rdma_post_recv_control(rdma, RDMA_WRID_READY); if (ret) { fprintf(stderr, "rdma migration: error posting second control recv!"); return ret; } return 0; } | 13,245 |
1 | static int qxl_track_command(PCIQXLDevice *qxl, struct QXLCommandExt *ext) { switch (le32_to_cpu(ext->cmd.type)) { case QXL_CMD_SURFACE: { QXLSurfaceCmd *cmd = qxl_phys2virt(qxl, ext->cmd.data, ext->group_id); if (!cmd) { uint32_t id = le32_to_cpu(cmd->surface_id); if (id >= qxl->ssd.num_surfaces) { qxl_set_guest_bug(qxl, "QXL_CMD_SURFACE id %d >= %d", id, qxl->ssd.num_surfaces); qemu_mutex_lock(&qxl->track_lock); if (cmd->type == QXL_SURFACE_CMD_CREATE) { qxl->guest_surfaces.cmds[id] = ext->cmd.data; qxl->guest_surfaces.count++; if (qxl->guest_surfaces.max < qxl->guest_surfaces.count) qxl->guest_surfaces.max = qxl->guest_surfaces.count; if (cmd->type == QXL_SURFACE_CMD_DESTROY) { qxl->guest_surfaces.cmds[id] = 0; qxl->guest_surfaces.count--; qemu_mutex_unlock(&qxl->track_lock); break; case QXL_CMD_CURSOR: { QXLCursorCmd *cmd = qxl_phys2virt(qxl, ext->cmd.data, ext->group_id); if (!cmd) { if (cmd->type == QXL_CURSOR_SET) { qemu_mutex_lock(&qxl->track_lock); qxl->guest_cursor = ext->cmd.data; qemu_mutex_unlock(&qxl->track_lock); break; return 0; | 13,246 |
1 | int tcp_fconnect(struct socket *so) { Slirp *slirp = so->slirp; int ret=0; DEBUG_CALL("tcp_fconnect"); DEBUG_ARG("so = %lx", (long )so); if( (ret=so->s=socket(AF_INET,SOCK_STREAM,0)) >= 0) { int opt, s=so->s; struct sockaddr_in addr; fd_nonblock(s); opt = 1; setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&opt,sizeof(opt )); opt = 1; setsockopt(s,SOL_SOCKET,SO_OOBINLINE,(char *)&opt,sizeof(opt )); addr.sin_family = AF_INET; if ((so->so_faddr.s_addr & slirp->vnetwork_mask.s_addr) == slirp->vnetwork_addr.s_addr) { /* It's an alias */ if (so->so_faddr.s_addr == slirp->vnameserver_addr.s_addr) { if (get_dns_addr(&addr.sin_addr) < 0) addr.sin_addr = loopback_addr; } else { addr.sin_addr = loopback_addr; } } else addr.sin_addr = so->so_faddr; addr.sin_port = so->so_fport; DEBUG_MISC((dfd, " connect()ing, addr.sin_port=%d, " "addr.sin_addr.s_addr=%.16s\n", ntohs(addr.sin_port), inet_ntoa(addr.sin_addr))); /* We don't care what port we get */ ret = connect(s,(struct sockaddr *)&addr,sizeof (addr)); /* * If it's not in progress, it failed, so we just return 0, * without clearing SS_NOFDREF */ soisfconnecting(so); } return(ret); } | 13,247 |
1 | static void cloop_close(BlockDriverState *bs) { BDRVCloopState *s = bs->opaque; if (s->n_blocks > 0) { g_free(s->offsets); } g_free(s->compressed_block); g_free(s->uncompressed_block); inflateEnd(&s->zstream); } | 13,249 |
0 | PROTO4(_pack_2ch_) PROTO4(_pack_6ch_) PROTO4(_pack_8ch_) PROTO4(_unpack_2ch_) PROTO4(_unpack_6ch_) av_cold void swri_audio_convert_init_x86(struct AudioConvert *ac, enum AVSampleFormat out_fmt, enum AVSampleFormat in_fmt, int channels){ int mm_flags = av_get_cpu_flags(); ac->simd_f= NULL; //FIXME add memcpy case #define MULTI_CAPS_FUNC(flag, cap) \ if (EXTERNAL_##flag(mm_flags)) {\ if( out_fmt == AV_SAMPLE_FMT_S32 && in_fmt == AV_SAMPLE_FMT_S16 || out_fmt == AV_SAMPLE_FMT_S32P && in_fmt == AV_SAMPLE_FMT_S16P)\ ac->simd_f = ff_int16_to_int32_a_ ## cap;\ if( out_fmt == AV_SAMPLE_FMT_S16 && in_fmt == AV_SAMPLE_FMT_S32 || out_fmt == AV_SAMPLE_FMT_S16P && in_fmt == AV_SAMPLE_FMT_S32P)\ ac->simd_f = ff_int32_to_int16_a_ ## cap;\ } MULTI_CAPS_FUNC(MMX, mmx) MULTI_CAPS_FUNC(SSE2, sse2) if(EXTERNAL_MMX(mm_flags)) { if(channels == 6) { if( out_fmt == AV_SAMPLE_FMT_FLT && in_fmt == AV_SAMPLE_FMT_FLTP || out_fmt == AV_SAMPLE_FMT_S32 && in_fmt == AV_SAMPLE_FMT_S32P) ac->simd_f = ff_pack_6ch_float_to_float_a_mmx; } } if(EXTERNAL_SSE(mm_flags)) { if(channels == 6) { if( out_fmt == AV_SAMPLE_FMT_FLT && in_fmt == AV_SAMPLE_FMT_FLTP || out_fmt == AV_SAMPLE_FMT_S32 && in_fmt == AV_SAMPLE_FMT_S32P) ac->simd_f = ff_pack_6ch_float_to_float_a_sse; if( out_fmt == AV_SAMPLE_FMT_FLTP && in_fmt == AV_SAMPLE_FMT_FLT || out_fmt == AV_SAMPLE_FMT_S32P && in_fmt == AV_SAMPLE_FMT_S32) ac->simd_f = ff_unpack_6ch_float_to_float_a_sse; } } if(EXTERNAL_SSE2(mm_flags)) { if( out_fmt == AV_SAMPLE_FMT_FLT && in_fmt == AV_SAMPLE_FMT_S32 || out_fmt == AV_SAMPLE_FMT_FLTP && in_fmt == AV_SAMPLE_FMT_S32P) ac->simd_f = ff_int32_to_float_a_sse2; if( out_fmt == AV_SAMPLE_FMT_FLT && in_fmt == AV_SAMPLE_FMT_S16 || out_fmt == AV_SAMPLE_FMT_FLTP && in_fmt == AV_SAMPLE_FMT_S16P) ac->simd_f = ff_int16_to_float_a_sse2; if( out_fmt == AV_SAMPLE_FMT_S32 && in_fmt == AV_SAMPLE_FMT_FLT || out_fmt == AV_SAMPLE_FMT_S32P && in_fmt == AV_SAMPLE_FMT_FLTP) ac->simd_f = ff_float_to_int32_a_sse2; if( out_fmt == AV_SAMPLE_FMT_S16 && in_fmt == AV_SAMPLE_FMT_FLT || out_fmt == AV_SAMPLE_FMT_S16P && in_fmt == AV_SAMPLE_FMT_FLTP) ac->simd_f = ff_float_to_int16_a_sse2; if(channels == 2) { if( out_fmt == AV_SAMPLE_FMT_FLT && in_fmt == AV_SAMPLE_FMT_FLTP || out_fmt == AV_SAMPLE_FMT_S32 && in_fmt == AV_SAMPLE_FMT_S32P) ac->simd_f = ff_pack_2ch_int32_to_int32_a_sse2; if( out_fmt == AV_SAMPLE_FMT_S16 && in_fmt == AV_SAMPLE_FMT_S16P) ac->simd_f = ff_pack_2ch_int16_to_int16_a_sse2; if( out_fmt == AV_SAMPLE_FMT_S32 && in_fmt == AV_SAMPLE_FMT_S16P) ac->simd_f = ff_pack_2ch_int16_to_int32_a_sse2; if( out_fmt == AV_SAMPLE_FMT_S16 && in_fmt == AV_SAMPLE_FMT_S32P) ac->simd_f = ff_pack_2ch_int32_to_int16_a_sse2; if( out_fmt == AV_SAMPLE_FMT_FLTP && in_fmt == AV_SAMPLE_FMT_FLT || out_fmt == AV_SAMPLE_FMT_S32P && in_fmt == AV_SAMPLE_FMT_S32) ac->simd_f = ff_unpack_2ch_int32_to_int32_a_sse2; if( out_fmt == AV_SAMPLE_FMT_S16P && in_fmt == AV_SAMPLE_FMT_S16) ac->simd_f = ff_unpack_2ch_int16_to_int16_a_sse2; if( out_fmt == AV_SAMPLE_FMT_S32P && in_fmt == AV_SAMPLE_FMT_S16) ac->simd_f = ff_unpack_2ch_int16_to_int32_a_sse2; if( out_fmt == AV_SAMPLE_FMT_S16P && in_fmt == AV_SAMPLE_FMT_S32) ac->simd_f = ff_unpack_2ch_int32_to_int16_a_sse2; if( out_fmt == AV_SAMPLE_FMT_FLT && in_fmt == AV_SAMPLE_FMT_S32P) ac->simd_f = ff_pack_2ch_int32_to_float_a_sse2; if( out_fmt == AV_SAMPLE_FMT_S32 && in_fmt == AV_SAMPLE_FMT_FLTP) ac->simd_f = ff_pack_2ch_float_to_int32_a_sse2; if( out_fmt == AV_SAMPLE_FMT_FLT && in_fmt == AV_SAMPLE_FMT_S16P) ac->simd_f = ff_pack_2ch_int16_to_float_a_sse2; if( out_fmt == AV_SAMPLE_FMT_S16 && in_fmt == AV_SAMPLE_FMT_FLTP) ac->simd_f = ff_pack_2ch_float_to_int16_a_sse2; if( out_fmt == AV_SAMPLE_FMT_FLTP && in_fmt == AV_SAMPLE_FMT_S32) ac->simd_f = ff_unpack_2ch_int32_to_float_a_sse2; if( out_fmt == AV_SAMPLE_FMT_S32P && in_fmt == AV_SAMPLE_FMT_FLT) ac->simd_f = ff_unpack_2ch_float_to_int32_a_sse2; if( out_fmt == AV_SAMPLE_FMT_FLTP && in_fmt == AV_SAMPLE_FMT_S16) ac->simd_f = ff_unpack_2ch_int16_to_float_a_sse2; if( out_fmt == AV_SAMPLE_FMT_S16P && in_fmt == AV_SAMPLE_FMT_FLT) ac->simd_f = ff_unpack_2ch_float_to_int16_a_sse2; } if(channels == 6) { if( out_fmt == AV_SAMPLE_FMT_FLT && in_fmt == AV_SAMPLE_FMT_S32P) ac->simd_f = ff_pack_6ch_int32_to_float_a_sse2; if( out_fmt == AV_SAMPLE_FMT_S32 && in_fmt == AV_SAMPLE_FMT_FLTP) ac->simd_f = ff_pack_6ch_float_to_int32_a_sse2; if( out_fmt == AV_SAMPLE_FMT_FLTP && in_fmt == AV_SAMPLE_FMT_S32) ac->simd_f = ff_unpack_6ch_int32_to_float_a_sse2; if( out_fmt == AV_SAMPLE_FMT_S32P && in_fmt == AV_SAMPLE_FMT_FLT) ac->simd_f = ff_unpack_6ch_float_to_int32_a_sse2; } if(channels == 8) { if( out_fmt == AV_SAMPLE_FMT_FLT && in_fmt == AV_SAMPLE_FMT_FLTP || out_fmt == AV_SAMPLE_FMT_S32 && in_fmt == AV_SAMPLE_FMT_S32P) ac->simd_f = ff_pack_8ch_float_to_float_a_sse2; if( out_fmt == AV_SAMPLE_FMT_FLT && in_fmt == AV_SAMPLE_FMT_S32P) ac->simd_f = ff_pack_8ch_int32_to_float_a_sse2; if( out_fmt == AV_SAMPLE_FMT_S32 && in_fmt == AV_SAMPLE_FMT_FLTP) ac->simd_f = ff_pack_8ch_float_to_int32_a_sse2; } } if(EXTERNAL_SSSE3(mm_flags)) { if(channels == 2) { if( out_fmt == AV_SAMPLE_FMT_S16P && in_fmt == AV_SAMPLE_FMT_S16) ac->simd_f = ff_unpack_2ch_int16_to_int16_a_ssse3; if( out_fmt == AV_SAMPLE_FMT_S32P && in_fmt == AV_SAMPLE_FMT_S16) ac->simd_f = ff_unpack_2ch_int16_to_int32_a_ssse3; if( out_fmt == AV_SAMPLE_FMT_FLTP && in_fmt == AV_SAMPLE_FMT_S16) ac->simd_f = ff_unpack_2ch_int16_to_float_a_ssse3; } } if(EXTERNAL_AVX(mm_flags)) { if( out_fmt == AV_SAMPLE_FMT_FLT && in_fmt == AV_SAMPLE_FMT_S32 || out_fmt == AV_SAMPLE_FMT_FLTP && in_fmt == AV_SAMPLE_FMT_S32P) ac->simd_f = ff_int32_to_float_a_avx; if(channels == 6) { if( out_fmt == AV_SAMPLE_FMT_FLT && in_fmt == AV_SAMPLE_FMT_FLTP || out_fmt == AV_SAMPLE_FMT_S32 && in_fmt == AV_SAMPLE_FMT_S32P) ac->simd_f = ff_pack_6ch_float_to_float_a_avx; if( out_fmt == AV_SAMPLE_FMT_FLT && in_fmt == AV_SAMPLE_FMT_S32P) ac->simd_f = ff_pack_6ch_int32_to_float_a_avx; if( out_fmt == AV_SAMPLE_FMT_S32 && in_fmt == AV_SAMPLE_FMT_FLTP) ac->simd_f = ff_pack_6ch_float_to_int32_a_avx; if( out_fmt == AV_SAMPLE_FMT_FLTP && in_fmt == AV_SAMPLE_FMT_FLT || out_fmt == AV_SAMPLE_FMT_S32P && in_fmt == AV_SAMPLE_FMT_S32) ac->simd_f = ff_unpack_6ch_float_to_float_a_avx; if( out_fmt == AV_SAMPLE_FMT_FLTP && in_fmt == AV_SAMPLE_FMT_S32) ac->simd_f = ff_unpack_6ch_int32_to_float_a_avx; if( out_fmt == AV_SAMPLE_FMT_S32P && in_fmt == AV_SAMPLE_FMT_FLT) ac->simd_f = ff_unpack_6ch_float_to_int32_a_avx; } if(channels == 8) { if( out_fmt == AV_SAMPLE_FMT_FLT && in_fmt == AV_SAMPLE_FMT_FLTP || out_fmt == AV_SAMPLE_FMT_S32 && in_fmt == AV_SAMPLE_FMT_S32P) ac->simd_f = ff_pack_8ch_float_to_float_a_avx; if( out_fmt == AV_SAMPLE_FMT_FLT && in_fmt == AV_SAMPLE_FMT_S32P) ac->simd_f = ff_pack_8ch_int32_to_float_a_avx; if( out_fmt == AV_SAMPLE_FMT_S32 && in_fmt == AV_SAMPLE_FMT_FLTP) ac->simd_f = ff_pack_8ch_float_to_int32_a_avx; } } if(EXTERNAL_AVX2(mm_flags)) { if( out_fmt == AV_SAMPLE_FMT_S32 && in_fmt == AV_SAMPLE_FMT_FLT || out_fmt == AV_SAMPLE_FMT_S32P && in_fmt == AV_SAMPLE_FMT_FLTP) ac->simd_f = ff_float_to_int32_a_avx2; } } | 13,251 |
0 | int ff_unlock_avcodec(const AVCodec *codec) { _Bool exp = 1; if (codec->caps_internal & FF_CODEC_CAP_INIT_THREADSAFE || !codec->init) return 0; av_assert0(atomic_compare_exchange_strong(&ff_avcodec_locked, &exp, 0)); atomic_fetch_add(&entangled_thread_counter, -1); if (lockmgr_cb) { if ((*lockmgr_cb)(&codec_mutex, AV_LOCK_RELEASE)) return -1; } return 0; } | 13,252 |
0 | static int ivi_decode_coded_blocks(GetBitContext *gb, IVIBandDesc *band, ivi_mc_func mc, int mv_x, int mv_y, int *prev_dc, int is_intra, int mc_type, uint32_t quant, int offs, AVCodecContext *avctx) { const uint16_t *base_tab = is_intra ? band->intra_base : band->inter_base; RVMapDesc *rvmap = band->rv_map; uint8_t col_flags[8]; int32_t trvec[64]; uint32_t sym = 0, lo, hi, q; int pos, run, val; int blk_size = band->blk_size; int num_coeffs = blk_size * blk_size; int col_mask = blk_size - 1; int scan_pos = -1; int min_size = band->pitch * (band->transform_size - 1) + band->transform_size; int buf_size = band->pitch * band->aheight - offs; if (min_size > buf_size) return AVERROR_INVALIDDATA; if (!band->scan) { av_log(avctx, AV_LOG_ERROR, "Scan pattern is not set.\n"); return AVERROR_INVALIDDATA; } /* zero transform vector */ memset(trvec, 0, num_coeffs * sizeof(trvec[0])); /* zero column flags */ memset(col_flags, 0, sizeof(col_flags)); while (scan_pos <= num_coeffs) { sym = get_vlc2(gb, band->blk_vlc.tab->table, IVI_VLC_BITS, 1); if (sym == rvmap->eob_sym) break; /* End of block */ /* Escape - run/val explicitly coded using 3 vlc codes */ if (sym == rvmap->esc_sym) { run = get_vlc2(gb, band->blk_vlc.tab->table, IVI_VLC_BITS, 1) + 1; lo = get_vlc2(gb, band->blk_vlc.tab->table, IVI_VLC_BITS, 1); hi = get_vlc2(gb, band->blk_vlc.tab->table, IVI_VLC_BITS, 1); /* merge them and convert into signed val */ val = IVI_TOSIGNED((hi << 6) | lo); } else { if (sym >= 256U) { av_log(avctx, AV_LOG_ERROR, "Invalid sym encountered: %d.\n", sym); return AVERROR_INVALIDDATA; } run = rvmap->runtab[sym]; val = rvmap->valtab[sym]; } /* de-zigzag and dequantize */ scan_pos += run; if (scan_pos >= num_coeffs || scan_pos < 0) break; pos = band->scan[scan_pos]; if (!val) av_dlog(avctx, "Val = 0 encountered!\n"); q = (base_tab[pos] * quant) >> 9; if (q > 1) val = val * q + FFSIGN(val) * (((q ^ 1) - 1) >> 1); trvec[pos] = val; /* track columns containing non-zero coeffs */ col_flags[pos & col_mask] |= !!val; } if (scan_pos < 0 || scan_pos >= num_coeffs && sym != rvmap->eob_sym) return AVERROR_INVALIDDATA; /* corrupt block data */ /* undoing DC coeff prediction for intra-blocks */ if (is_intra && band->is_2d_trans) { *prev_dc += trvec[0]; trvec[0] = *prev_dc; col_flags[0] |= !!*prev_dc; } /* apply inverse transform */ band->inv_transform(trvec, band->buf + offs, band->pitch, col_flags); /* apply motion compensation */ if (!is_intra) return ivi_mc(mc, band->buf, band->ref_buf, offs, mv_x, mv_y, band->pitch, mc_type); return 0; } | 13,253 |
1 | static void continue_send(IPMIBmcExtern *ibe) { if (ibe->outlen == 0) { goto check_reset; } send: ibe->outpos += qemu_chr_fe_write(ibe->chr, ibe->outbuf + ibe->outpos, ibe->outlen - ibe->outpos); if (ibe->outpos < ibe->outlen) { /* Not fully transmitted, try again in a 10ms */ timer_mod_ns(ibe->extern_timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + 10000000); } else { /* Sent */ ibe->outlen = 0; ibe->outpos = 0; if (!ibe->sending_cmd) { ibe->waiting_rsp = true; } else { ibe->sending_cmd = false; } check_reset: if (ibe->connected && ibe->send_reset) { /* Send the reset */ ibe->outbuf[0] = VM_CMD_RESET; ibe->outbuf[1] = VM_CMD_CHAR; ibe->outlen = 2; ibe->outpos = 0; ibe->send_reset = false; ibe->sending_cmd = true; goto send; } if (ibe->waiting_rsp) { /* Make sure we get a response within 4 seconds. */ timer_mod_ns(ibe->extern_timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + 4000000000ULL); } } return; } | 13,254 |
1 | static void sdhci_do_adma(SDHCIState *s) { unsigned int n, begin, length; const uint16_t block_size = s->blksize & 0x0fff; ADMADescr dscr; int i; for (i = 0; i < SDHC_ADMA_DESCS_PER_DELAY; ++i) { s->admaerr &= ~SDHC_ADMAERR_LENGTH_MISMATCH; get_adma_description(s, &dscr); DPRINT_L2("ADMA loop: addr=" TARGET_FMT_plx ", len=%d, attr=%x\n", dscr.addr, dscr.length, dscr.attr); if ((dscr.attr & SDHC_ADMA_ATTR_VALID) == 0) { /* Indicate that error occurred in ST_FDS state */ s->admaerr &= ~SDHC_ADMAERR_STATE_MASK; s->admaerr |= SDHC_ADMAERR_STATE_ST_FDS; /* Generate ADMA error interrupt */ if (s->errintstsen & SDHC_EISEN_ADMAERR) { s->errintsts |= SDHC_EIS_ADMAERR; s->norintsts |= SDHC_NIS_ERR; } sdhci_update_irq(s); return; } length = dscr.length ? dscr.length : 65536; switch (dscr.attr & SDHC_ADMA_ATTR_ACT_MASK) { case SDHC_ADMA_ATTR_ACT_TRAN: /* data transfer */ if (s->trnmod & SDHC_TRNS_READ) { while (length) { if (s->data_count == 0) { for (n = 0; n < block_size; n++) { s->fifo_buffer[n] = sdbus_read_data(&s->sdbus); } } begin = s->data_count; if ((length + begin) < block_size) { s->data_count = length + begin; length = 0; } else { s->data_count = block_size; length -= block_size - begin; } dma_memory_write(&address_space_memory, dscr.addr, &s->fifo_buffer[begin], s->data_count - begin); dscr.addr += s->data_count - begin; if (s->data_count == block_size) { s->data_count = 0; if (s->trnmod & SDHC_TRNS_BLK_CNT_EN) { s->blkcnt--; if (s->blkcnt == 0) { break; } } } } } else { while (length) { begin = s->data_count; if ((length + begin) < block_size) { s->data_count = length + begin; length = 0; } else { s->data_count = block_size; length -= block_size - begin; } dma_memory_read(&address_space_memory, dscr.addr, &s->fifo_buffer[begin], s->data_count - begin); dscr.addr += s->data_count - begin; if (s->data_count == block_size) { for (n = 0; n < block_size; n++) { sdbus_write_data(&s->sdbus, s->fifo_buffer[n]); } s->data_count = 0; if (s->trnmod & SDHC_TRNS_BLK_CNT_EN) { s->blkcnt--; if (s->blkcnt == 0) { break; } } } } } s->admasysaddr += dscr.incr; break; case SDHC_ADMA_ATTR_ACT_LINK: /* link to next descriptor table */ s->admasysaddr = dscr.addr; DPRINT_L1("ADMA link: admasysaddr=0x%" PRIx64 "\n", s->admasysaddr); break; default: s->admasysaddr += dscr.incr; break; } if (dscr.attr & SDHC_ADMA_ATTR_INT) { DPRINT_L1("ADMA interrupt: admasysaddr=0x%" PRIx64 "\n", s->admasysaddr); if (s->norintstsen & SDHC_NISEN_DMA) { s->norintsts |= SDHC_NIS_DMA; } sdhci_update_irq(s); } /* ADMA transfer terminates if blkcnt == 0 or by END attribute */ if (((s->trnmod & SDHC_TRNS_BLK_CNT_EN) && (s->blkcnt == 0)) || (dscr.attr & SDHC_ADMA_ATTR_END)) { DPRINT_L2("ADMA transfer completed\n"); if (length || ((dscr.attr & SDHC_ADMA_ATTR_END) && (s->trnmod & SDHC_TRNS_BLK_CNT_EN) && s->blkcnt != 0)) { ERRPRINT("SD/MMC host ADMA length mismatch\n"); s->admaerr |= SDHC_ADMAERR_LENGTH_MISMATCH | SDHC_ADMAERR_STATE_ST_TFR; if (s->errintstsen & SDHC_EISEN_ADMAERR) { ERRPRINT("Set ADMA error flag\n"); s->errintsts |= SDHC_EIS_ADMAERR; s->norintsts |= SDHC_NIS_ERR; } sdhci_update_irq(s); } sdhci_end_transfer(s); return; } } /* we have unfinished business - reschedule to continue ADMA */ timer_mod(s->transfer_timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + SDHC_TRANSFER_DELAY); } | 13,255 |
1 | static int copy_sectors(BlockDriverState *bs, uint64_t start_sect, uint64_t cluster_offset, int n_start, int n_end) { BDRVQcowState *s = bs->opaque; int n, ret; void *buf; /* * If this is the last cluster and it is only partially used, we must only * copy until the end of the image, or bdrv_check_request will fail for the * bdrv_read/write calls below. */ if (start_sect + n_end > bs->total_sectors) { n_end = bs->total_sectors - start_sect; } n = n_end - n_start; if (n <= 0) { return 0; } buf = qemu_blockalign(bs, n * BDRV_SECTOR_SIZE); BLKDBG_EVENT(bs->file, BLKDBG_COW_READ); ret = bdrv_read(bs, start_sect + n_start, buf, n); if (ret < 0) { goto out; } if (s->crypt_method) { qcow2_encrypt_sectors(s, start_sect + n_start, buf, buf, n, 1, &s->aes_encrypt_key); } BLKDBG_EVENT(bs->file, BLKDBG_COW_WRITE); ret = bdrv_write(bs->file, (cluster_offset >> 9) + n_start, buf, n); if (ret < 0) { goto out; } ret = 0; out: qemu_vfree(buf); return ret; } | 13,256 |
1 | void arm_cpu_do_transaction_failed(CPUState *cs, hwaddr physaddr, vaddr addr, unsigned size, MMUAccessType access_type, int mmu_idx, MemTxAttrs attrs, MemTxResult response, uintptr_t retaddr) { ARMCPU *cpu = ARM_CPU(cs); ARMMMUFaultInfo fi = {}; /* now we have a real cpu fault */ cpu_restore_state(cs, retaddr); /* The EA bit in syndromes and fault status registers is an * IMPDEF classification of external aborts. ARM implementations * usually use this to indicate AXI bus Decode error (0) or * Slave error (1); in QEMU we follow that. */ fi.ea = (response != MEMTX_DECODE_ERROR); fi.type = ARMFault_SyncExternal; deliver_fault(cpu, addr, access_type, mmu_idx, &fi); } | 13,257 |
1 | static int truemotion1_decode_header(TrueMotion1Context *s) { int i, ret; int width_shift = 0; int new_pix_fmt; struct frame_header header; uint8_t header_buffer[128] = { 0 }; /* logical maximum size of the header */ const uint8_t *sel_vector_table; header.header_size = ((s->buf[0] >> 5) | (s->buf[0] << 3)) & 0x7f; if (s->buf[0] < 0x10) { av_log(s->avctx, AV_LOG_ERROR, "invalid header size (%d)\n", s->buf[0]); /* unscramble the header bytes with a XOR operation */ for (i = 1; i < header.header_size; i++) header_buffer[i - 1] = s->buf[i] ^ s->buf[i + 1]; header.compression = header_buffer[0]; header.deltaset = header_buffer[1]; header.vectable = header_buffer[2]; header.ysize = AV_RL16(&header_buffer[3]); header.xsize = AV_RL16(&header_buffer[5]); header.checksum = AV_RL16(&header_buffer[7]); header.version = header_buffer[9]; header.header_type = header_buffer[10]; header.flags = header_buffer[11]; header.control = header_buffer[12]; /* Version 2 */ if (header.version >= 2) { if (header.header_type > 3) { av_log(s->avctx, AV_LOG_ERROR, "invalid header type (%d)\n", header.header_type); } else if ((header.header_type == 2) || (header.header_type == 3)) { s->flags = header.flags; if (!(s->flags & FLAG_INTERFRAME)) s->flags |= FLAG_KEYFRAME; } else s->flags = FLAG_KEYFRAME; } else /* Version 1 */ s->flags = FLAG_KEYFRAME; if (s->flags & FLAG_SPRITE) { avpriv_request_sample(s->avctx, "Frame with sprite"); /* FIXME header.width, height, xoffset and yoffset aren't initialized */ return AVERROR_PATCHWELCOME; } else { s->w = header.xsize; s->h = header.ysize; if (header.header_type < 2) { if ((s->w < 213) && (s->h >= 176)) { s->flags |= FLAG_INTERPOLATED; avpriv_request_sample(s->avctx, "Interpolated frame"); if (header.compression >= 17) { av_log(s->avctx, AV_LOG_ERROR, "invalid compression type (%d)\n", header.compression); if ((header.deltaset != s->last_deltaset) || (header.vectable != s->last_vectable)) select_delta_tables(s, header.deltaset); if ((header.compression & 1) && header.header_type) sel_vector_table = pc_tbl2; else { if (header.vectable > 0 && header.vectable < 4) sel_vector_table = tables[header.vectable - 1]; else { av_log(s->avctx, AV_LOG_ERROR, "invalid vector table id (%d)\n", header.vectable); if (compression_types[header.compression].algorithm == ALGO_RGB24H) { new_pix_fmt = AV_PIX_FMT_RGB32; width_shift = 1; } else new_pix_fmt = AV_PIX_FMT_RGB555; // RGB565 is supported as well s->w >>= width_shift; if (s->w != s->avctx->width || s->h != s->avctx->height || new_pix_fmt != s->avctx->pix_fmt) { av_frame_unref(s->frame); s->avctx->sample_aspect_ratio = (AVRational){ 1 << width_shift, 1 }; s->avctx->pix_fmt = new_pix_fmt; if ((ret = ff_set_dimensions(s->avctx, s->w, s->h)) < 0) return ret; av_fast_malloc(&s->vert_pred, &s->vert_pred_size, s->avctx->width * sizeof(unsigned int)); /* There is 1 change bit per 4 pixels, so each change byte represents * 32 pixels; divide width by 4 to obtain the number of change bits and * then round up to the nearest byte. */ s->mb_change_bits_row_size = ((s->avctx->width >> (2 - width_shift)) + 7) >> 3; if ((header.deltaset != s->last_deltaset) || (header.vectable != s->last_vectable)) { if (compression_types[header.compression].algorithm == ALGO_RGB24H) gen_vector_table24(s, sel_vector_table); else if (s->avctx->pix_fmt == AV_PIX_FMT_RGB555) gen_vector_table15(s, sel_vector_table); else gen_vector_table16(s, sel_vector_table); /* set up pointers to the other key data chunks */ s->mb_change_bits = s->buf + header.header_size; if (s->flags & FLAG_KEYFRAME) { /* no change bits specified for a keyframe; only index bytes */ s->index_stream = s->mb_change_bits; } else { /* one change bit per 4x4 block */ s->index_stream = s->mb_change_bits + (s->mb_change_bits_row_size * (s->avctx->height >> 2)); s->index_stream_size = s->size - (s->index_stream - s->buf); s->last_deltaset = header.deltaset; s->last_vectable = header.vectable; s->compression = header.compression; s->block_width = compression_types[header.compression].block_width; s->block_height = compression_types[header.compression].block_height; s->block_type = compression_types[header.compression].block_type; if (s->avctx->debug & FF_DEBUG_PICT_INFO) av_log(s->avctx, AV_LOG_INFO, "tables: %d / %d c:%d %dx%d t:%d %s%s%s%s\n", s->last_deltaset, s->last_vectable, s->compression, s->block_width, s->block_height, s->block_type, s->flags & FLAG_KEYFRAME ? " KEY" : "", s->flags & FLAG_INTERFRAME ? " INTER" : "", s->flags & FLAG_SPRITE ? " SPRITE" : "", s->flags & FLAG_INTERPOLATED ? " INTERPOL" : ""); return header.header_size; | 13,258 |
1 | static av_always_inline void RENAME(decode_line)(FFV1Context *s, int w, TYPE *sample[2], int plane_index, int bits) { PlaneContext *const p = &s->plane[plane_index]; RangeCoder *const c = &s->c; int x; int run_count = 0; int run_mode = 0; int run_index = s->run_index; if (s->slice_coding_mode == 1) { int i; for (x = 0; x < w; x++) { int v = 0; for (i=0; i<bits; i++) { uint8_t state = 128; v += v + get_rac(c, &state); } sample[1][x] = v; } return; } for (x = 0; x < w; x++) { int diff, context, sign; context = RENAME(get_context)(p, sample[1] + x, sample[0] + x, sample[1] + x); if (context < 0) { context = -context; sign = 1; } else sign = 0; av_assert2(context < p->context_count); if (s->ac != AC_GOLOMB_RICE) { diff = get_symbol_inline(c, p->state[context], 1); } else { if (context == 0 && run_mode == 0) run_mode = 1; if (run_mode) { if (run_count == 0 && run_mode == 1) { if (get_bits1(&s->gb)) { run_count = 1 << ff_log2_run[run_index]; if (x + run_count <= w) run_index++; } else { if (ff_log2_run[run_index]) run_count = get_bits(&s->gb, ff_log2_run[run_index]); else run_count = 0; if (run_index) run_index--; run_mode = 2; } } run_count--; if (run_count < 0) { run_mode = 0; run_count = 0; diff = get_vlc_symbol(&s->gb, &p->vlc_state[context], bits); if (diff >= 0) diff++; } else diff = 0; } else diff = get_vlc_symbol(&s->gb, &p->vlc_state[context], bits); ff_dlog(s->avctx, "count:%d index:%d, mode:%d, x:%d pos:%d\n", run_count, run_index, run_mode, x, get_bits_count(&s->gb)); } if (sign) diff = -diff; sample[1][x] = av_mod_uintp2(RENAME(predict)(sample[1] + x, sample[0] + x) + (SUINT)diff, bits); } s->run_index = run_index; } | 13,259 |
1 | static int bochs_open(BlockDriverState *bs, int flags) { BDRVBochsState *s = bs->opaque; int i; struct bochs_header bochs; struct bochs_header_v1 header_v1; bs->read_only = 1; // no write support yet if (bdrv_pread(bs->file, 0, &bochs, sizeof(bochs)) != sizeof(bochs)) { goto fail; } if (strcmp(bochs.magic, HEADER_MAGIC) || strcmp(bochs.type, REDOLOG_TYPE) || strcmp(bochs.subtype, GROWING_TYPE) || ((le32_to_cpu(bochs.version) != HEADER_VERSION) && (le32_to_cpu(bochs.version) != HEADER_V1))) { return -EMEDIUMTYPE; } if (le32_to_cpu(bochs.version) == HEADER_V1) { memcpy(&header_v1, &bochs, sizeof(bochs)); bs->total_sectors = le64_to_cpu(header_v1.extra.redolog.disk) / 512; } else { bs->total_sectors = le64_to_cpu(bochs.extra.redolog.disk) / 512; } s->catalog_size = le32_to_cpu(bochs.extra.redolog.catalog); s->catalog_bitmap = g_malloc(s->catalog_size * 4); if (bdrv_pread(bs->file, le32_to_cpu(bochs.header), s->catalog_bitmap, s->catalog_size * 4) != s->catalog_size * 4) goto fail; for (i = 0; i < s->catalog_size; i++) le32_to_cpus(&s->catalog_bitmap[i]); s->data_offset = le32_to_cpu(bochs.header) + (s->catalog_size * 4); s->bitmap_blocks = 1 + (le32_to_cpu(bochs.extra.redolog.bitmap) - 1) / 512; s->extent_blocks = 1 + (le32_to_cpu(bochs.extra.redolog.extent) - 1) / 512; s->extent_size = le32_to_cpu(bochs.extra.redolog.extent); qemu_co_mutex_init(&s->lock); return 0; fail: return -1; } | 13,260 |
1 | static void set_alarm (m48t59_t *NVRAM, struct tm *tm) { NVRAM->alarm = mktime(tm); if (NVRAM->alrm_timer != NULL) { qemu_del_timer(NVRAM->alrm_timer); NVRAM->alrm_timer = NULL; } if (NVRAM->alarm - time(NULL) > 0) qemu_mod_timer(NVRAM->alrm_timer, NVRAM->alarm * 1000); } | 13,261 |
1 | static void i440fx_pcihost_class_init(ObjectClass *klass, void *data) { DeviceClass *dc = DEVICE_CLASS(klass); PCIHostBridgeClass *hc = PCI_HOST_BRIDGE_CLASS(klass); hc->root_bus_path = i440fx_pcihost_root_bus_path; dc->realize = i440fx_pcihost_realize; dc->fw_name = "pci"; dc->props = i440fx_props; } | 13,262 |
1 | static void init_parse_context(OptionParseContext *octx, const OptionGroupDef *groups, int nb_groups) { static const OptionGroupDef global_group = { "global" }; int i; memset(octx, 0, sizeof(*octx)); octx->nb_groups = nb_groups; octx->groups = av_mallocz(sizeof(*octx->groups) * octx->nb_groups); if (!octx->groups) exit(1); for (i = 0; i < octx->nb_groups; i++) octx->groups[i].group_def = &groups[i]; octx->global_opts.group_def = &global_group; octx->global_opts.arg = ""; init_opts(); } | 13,263 |
1 | int ff_mov_read_chan(AVFormatContext *s, AVStream *st, int64_t size) { AVIOContext *pb = s->pb; uint32_t layout_tag, bitmap, num_descr, label_mask; int i; if (size < 12) return AVERROR_INVALIDDATA; layout_tag = avio_rb32(pb); bitmap = avio_rb32(pb); num_descr = avio_rb32(pb); av_dlog(s, "chan: layout=%u bitmap=%u num_descr=%u\n", layout_tag, bitmap, num_descr); if (size < 12ULL + num_descr * 20ULL) return 0; label_mask = 0; for (i = 0; i < num_descr; i++) { uint32_t label; label = avio_rb32(pb); // mChannelLabel avio_rb32(pb); // mChannelFlags avio_rl32(pb); // mCoordinates[0] avio_rl32(pb); // mCoordinates[1] avio_rl32(pb); // mCoordinates[2] if (layout_tag == 0) { uint32_t mask_incr = mov_get_channel_label(label); if (mask_incr == 0) { label_mask = 0; break; } label_mask |= mask_incr; } } if (layout_tag == 0) st->codec->channel_layout = label_mask; else st->codec->channel_layout = ff_mov_get_channel_layout(layout_tag, bitmap); return 0; } | 13,264 |
1 | void microblaze_load_kernel(MicroBlazeCPU *cpu, hwaddr ddr_base, uint32_t ramsize, const char *initrd_filename, const char *dtb_filename, void (*machine_cpu_reset)(MicroBlazeCPU *)) { QemuOpts *machine_opts; const char *kernel_filename; const char *kernel_cmdline; const char *dtb_arg; machine_opts = qemu_get_machine_opts(); kernel_filename = qemu_opt_get(machine_opts, "kernel"); kernel_cmdline = qemu_opt_get(machine_opts, "append"); dtb_arg = qemu_opt_get(machine_opts, "dtb"); if (dtb_arg) { /* Preference a -dtb argument */ dtb_filename = dtb_arg; } else { /* default to pcbios dtb as passed by machine_init */ dtb_filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, dtb_filename); } boot_info.machine_cpu_reset = machine_cpu_reset; qemu_register_reset(main_cpu_reset, cpu); if (kernel_filename) { int kernel_size; uint64_t entry, low, high; uint32_t base32; int big_endian = 0; #ifdef TARGET_WORDS_BIGENDIAN big_endian = 1; #endif /* Boots a kernel elf binary. */ kernel_size = load_elf(kernel_filename, NULL, NULL, &entry, &low, &high, big_endian, ELF_MACHINE, 0); base32 = entry; if (base32 == 0xc0000000) { kernel_size = load_elf(kernel_filename, translate_kernel_address, NULL, &entry, NULL, NULL, big_endian, ELF_MACHINE, 0); } /* Always boot into physical ram. */ boot_info.bootstrap_pc = ddr_base + (entry & 0x0fffffff); /* If it wasn't an ELF image, try an u-boot image. */ if (kernel_size < 0) { hwaddr uentry, loadaddr; kernel_size = load_uimage(kernel_filename, &uentry, &loadaddr, 0); boot_info.bootstrap_pc = uentry; high = (loadaddr + kernel_size + 3) & ~3; } /* Not an ELF image nor an u-boot image, try a RAW image. */ if (kernel_size < 0) { kernel_size = load_image_targphys(kernel_filename, ddr_base, ram_size); boot_info.bootstrap_pc = ddr_base; high = (ddr_base + kernel_size + 3) & ~3; } if (initrd_filename) { int initrd_size; uint32_t initrd_offset; high = ROUND_UP(high + kernel_size, 4); boot_info.initrd_start = high; initrd_offset = boot_info.initrd_start - ddr_base; initrd_size = load_ramdisk(initrd_filename, boot_info.initrd_start, ram_size - initrd_offset); if (initrd_size < 0) { initrd_size = load_image_targphys(initrd_filename, boot_info.initrd_start, ram_size - initrd_offset); } if (initrd_size < 0) { error_report("qemu: could not load initrd '%s'\n", initrd_filename); exit(EXIT_FAILURE); } boot_info.initrd_end = boot_info.initrd_start + initrd_size; high = ROUND_UP(high + initrd_size, 4); } boot_info.cmdline = high + 4096; if (kernel_cmdline && strlen(kernel_cmdline)) { pstrcpy_targphys("cmdline", boot_info.cmdline, 256, kernel_cmdline); } /* Provide a device-tree. */ boot_info.fdt = boot_info.cmdline + 4096; microblaze_load_dtb(boot_info.fdt, ram_size, boot_info.initrd_start, boot_info.initrd_end, kernel_cmdline, dtb_filename); } } | 13,265 |
1 | static int kvm_ppc_register_host_cpu_type(void) { TypeInfo type_info = { .name = TYPE_HOST_POWERPC_CPU, .class_init = kvmppc_host_cpu_class_init, }; PowerPCCPUClass *pvr_pcc; DeviceClass *dc; int i; pvr_pcc = kvm_ppc_get_host_cpu_class(); if (pvr_pcc == NULL) { return -1; } type_info.parent = object_class_get_name(OBJECT_CLASS(pvr_pcc)); type_register(&type_info); #if defined(TARGET_PPC64) type_info.name = g_strdup_printf("%s-"TYPE_SPAPR_CPU_CORE, "host"); type_info.parent = TYPE_SPAPR_CPU_CORE, type_info.instance_size = sizeof(sPAPRCPUCore); type_info.instance_init = NULL; type_info.class_init = spapr_cpu_core_class_init; type_info.class_data = (void *) "host"; type_register(&type_info); g_free((void *)type_info.name); #endif /* * Update generic CPU family class alias (e.g. on a POWER8NVL host, * we want "POWER8" to be a "family" alias that points to the current * host CPU type, too) */ dc = DEVICE_CLASS(ppc_cpu_get_family_class(pvr_pcc)); for (i = 0; ppc_cpu_aliases[i].alias != NULL; i++) { if (strcmp(ppc_cpu_aliases[i].alias, dc->desc) == 0) { ObjectClass *oc = OBJECT_CLASS(pvr_pcc); char *suffix; ppc_cpu_aliases[i].model = g_strdup(object_class_get_name(oc)); suffix = strstr(ppc_cpu_aliases[i].model, "-"TYPE_POWERPC_CPU); if (suffix) { *suffix = 0; } ppc_cpu_aliases[i].oc = oc; break; } } return 0; } | 13,266 |
1 | static int av_encode(AVFormatContext **output_files, int nb_output_files, AVFormatContext **input_files, int nb_input_files, AVStreamMap *stream_maps, int nb_stream_maps) { int ret, i, j, k, n, nb_istreams = 0, nb_ostreams = 0, pts_set; AVFormatContext *is, *os; AVCodecContext *codec, *icodec; AVOutputStream *ost, **ost_table = NULL; AVInputStream *ist, **ist_table = NULL; AVInputFile *file_table; AVFormatContext *stream_no_data; int key; file_table= (AVInputFile*) av_mallocz(nb_input_files * sizeof(AVInputFile)); if (!file_table) goto fail; /* input stream init */ j = 0; for(i=0;i<nb_input_files;i++) { is = input_files[i]; file_table[i].ist_index = j; file_table[i].nb_streams = is->nb_streams; j += is->nb_streams; nb_istreams = j; ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *)); if (!ist_table) goto fail; for(i=0;i<nb_istreams;i++) { ist = av_mallocz(sizeof(AVInputStream)); if (!ist) goto fail; ist_table[i] = ist; j = 0; for(i=0;i<nb_input_files;i++) { is = input_files[i]; for(k=0;k<is->nb_streams;k++) { ist = ist_table[j++]; ist->st = is->streams[k]; ist->file_index = i; ist->index = k; ist->discard = 1; /* the stream is discarded by default (changed later) */ if (ist->st->codec.rate_emu) { ist->start = av_gettime(); ist->frame = 0; /* output stream init */ nb_ostreams = 0; for(i=0;i<nb_output_files;i++) { os = output_files[i]; nb_ostreams += os->nb_streams; if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) { fprintf(stderr, "Number of stream maps must match number of output streams\n"); /* Sanity check the mapping args -- do the input files & streams exist? */ for(i=0;i<nb_stream_maps;i++) { int fi = stream_maps[i].file_index; int si = stream_maps[i].stream_index; if (fi < 0 || fi > nb_input_files - 1 || si < 0 || si > file_table[fi].nb_streams - 1) { fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si); ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams); if (!ost_table) goto fail; for(i=0;i<nb_ostreams;i++) { ost = av_mallocz(sizeof(AVOutputStream)); if (!ost) goto fail; ost_table[i] = ost; n = 0; for(k=0;k<nb_output_files;k++) { os = output_files[k]; for(i=0;i<os->nb_streams;i++) { int found; ost = ost_table[n++]; ost->file_index = k; ost->index = i; ost->st = os->streams[i]; if (nb_stream_maps > 0) { ost->source_index = file_table[stream_maps[n-1].file_index].ist_index + stream_maps[n-1].stream_index; } else { /* get corresponding input stream index : we select the first one with the right type */ found = 0; for(j=0;j<nb_istreams;j++) { ist = ist_table[j]; if (ist->discard && ist->st->codec.codec_type == ost->st->codec.codec_type) { ost->source_index = j; found = 1; if (!found) { /* try again and reuse existing stream */ for(j=0;j<nb_istreams;j++) { ist = ist_table[j]; if (ist->st->codec.codec_type == ost->st->codec.codec_type) { ost->source_index = j; found = 1; if (!found) { fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n", ist = ist_table[ost->source_index]; ist->discard = 0; /* for each output stream, we compute the right encoding parameters */ for(i=0;i<nb_ostreams;i++) { ost = ost_table[i]; ist = ist_table[ost->source_index]; codec = &ost->st->codec; icodec = &ist->st->codec; if (ost->st->stream_copy) { /* if stream_copy is selected, no need to decode or encode */ codec->codec_id = icodec->codec_id; codec->codec_type = icodec->codec_type; codec->codec_tag = icodec->codec_tag; codec->bit_rate = icodec->bit_rate; switch(codec->codec_type) { case CODEC_TYPE_AUDIO: codec->sample_rate = icodec->sample_rate; codec->channels = icodec->channels; break; case CODEC_TYPE_VIDEO: codec->frame_rate = icodec->frame_rate; codec->frame_rate_base = icodec->frame_rate_base; codec->width = icodec->width; codec->height = icodec->height; break; default: av_abort(); } else { switch(codec->codec_type) { case CODEC_TYPE_AUDIO: if (fifo_init(&ost->fifo, 2 * MAX_AUDIO_PACKET_SIZE)) goto fail; if (codec->channels == icodec->channels && codec->sample_rate == icodec->sample_rate) { ost->audio_resample = 0; } else { if (codec->channels != icodec->channels && icodec->codec_id == CODEC_ID_AC3) { /* Special case for 5:1 AC3 input */ /* and mono or stereo output */ /* Request specific number of channels */ icodec->channels = codec->channels; if (codec->sample_rate == icodec->sample_rate) ost->audio_resample = 0; else { ost->audio_resample = 1; ost->resample = audio_resample_init(codec->channels, icodec->channels, codec->sample_rate, icodec->sample_rate); /* Request specific number of channels */ icodec->channels = codec->channels; } else { ost->audio_resample = 1; ost->resample = audio_resample_init(codec->channels, icodec->channels, codec->sample_rate, icodec->sample_rate); ist->decoding_needed = 1; ost->encoding_needed = 1; break; case CODEC_TYPE_VIDEO: if (codec->width == icodec->width && codec->height == icodec->height && frame_topBand == 0 && frame_bottomBand == 0 && frame_leftBand == 0 && frame_rightBand == 0) { ost->video_resample = 0; ost->video_crop = 0; } else if ((codec->width == icodec->width - (frame_leftBand + frame_rightBand)) && (codec->height == icodec->height - (frame_topBand + frame_bottomBand))) { ost->video_resample = 0; ost->video_crop = 1; ost->topBand = frame_topBand; ost->leftBand = frame_leftBand; } else { uint8_t *buf; ost->video_resample = 1; ost->video_crop = 0; // cropping is handled as part of resample buf = av_malloc((codec->width * codec->height * 3) / 2); if (!buf) goto fail; ost->pict_tmp.data[0] = buf; ost->pict_tmp.data[1] = ost->pict_tmp.data[0] + (codec->width * codec->height); ost->pict_tmp.data[2] = ost->pict_tmp.data[1] + (codec->width * codec->height) / 4; ost->pict_tmp.linesize[0] = codec->width; ost->pict_tmp.linesize[1] = codec->width / 2; ost->pict_tmp.linesize[2] = codec->width / 2; ost->img_resample_ctx = img_resample_full_init( ost->st->codec.width, ost->st->codec.height, ist->st->codec.width, ist->st->codec.height, frame_topBand, frame_bottomBand, frame_leftBand, frame_rightBand); ost->encoding_needed = 1; ist->decoding_needed = 1; break; default: av_abort(); /* two pass mode */ if (ost->encoding_needed && (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) { char logfilename[1024]; FILE *f; int size; char *logbuffer; snprintf(logfilename, sizeof(logfilename), "%s-%d.log", pass_logfilename ? pass_logfilename : DEFAULT_PASS_LOGFILENAME, i); if (codec->flags & CODEC_FLAG_PASS1) { f = fopen(logfilename, "w"); if (!f) { perror(logfilename); ost->logfile = f; } else { /* read the log file */ f = fopen(logfilename, "r"); if (!f) { perror(logfilename); fseek(f, 0, SEEK_END); size = ftell(f); fseek(f, 0, SEEK_SET); logbuffer = av_malloc(size + 1); if (!logbuffer) { fprintf(stderr, "Could not allocate log buffer\n"); fread(logbuffer, 1, size, f); fclose(f); logbuffer[size] = '\0'; codec->stats_in = logbuffer; /* dump the file output parameters - cannot be done before in case of stream copy */ for(i=0;i<nb_output_files;i++) { dump_format(output_files[i], i, output_files[i]->filename, 1); /* dump the stream mapping */ fprintf(stderr, "Stream mapping:\n"); for(i=0;i<nb_ostreams;i++) { ost = ost_table[i]; fprintf(stderr, " Stream #%d.%d -> #%d.%d\n", ist_table[ost->source_index]->file_index, ist_table[ost->source_index]->index, ost->file_index, ost->index); /* open each encoder */ for(i=0;i<nb_ostreams;i++) { ost = ost_table[i]; if (ost->encoding_needed) { AVCodec *codec; codec = avcodec_find_encoder(ost->st->codec.codec_id); if (!codec) { fprintf(stderr, "Unsupported codec for output stream #%d.%d\n", if (avcodec_open(&ost->st->codec, codec) < 0) { fprintf(stderr, "Error while opening codec for stream #%d.%d - maybe incorrect parameters such as bit_rate, rate, width or height\n", /* open each decoder */ for(i=0;i<nb_istreams;i++) { ist = ist_table[i]; if (ist->decoding_needed) { AVCodec *codec; codec = avcodec_find_decoder(ist->st->codec.codec_id); if (!codec) { fprintf(stderr, "Unsupported codec (id=%d) for input stream #%d.%d\n", ist->st->codec.codec_id, ist->file_index, ist->index); if (avcodec_open(&ist->st->codec, codec) < 0) { fprintf(stderr, "Error while opening codec for input stream #%d.%d\n", ist->file_index, ist->index); //if (ist->st->codec.codec_type == CODEC_TYPE_VIDEO) // ist->st->codec.flags |= CODEC_FLAG_REPEAT_FIELD; ist->frame_decoded = 1; /* init pts */ for(i=0;i<nb_istreams;i++) { ist = ist_table[i]; /* compute buffer size max (should use a complete heuristic) */ for(i=0;i<nb_input_files;i++) { file_table[i].buffer_size_max = 2048; /* open files and write file headers */ for(i=0;i<nb_output_files;i++) { os = output_files[i]; if (av_write_header(os) < 0) { fprintf(stderr, "Could not write header for output file #%d (incorrect codec paramters ?)\n", i); ret = -EINVAL; goto fail; #ifndef CONFIG_WIN32 if (!do_play) { fprintf(stderr, "Press [q] to stop encoding\n"); } else { fprintf(stderr, "Press [q] to stop playing\n"); #endif term_init(); stream_no_data = 0; key = -1; for(;;) { int file_index, ist_index; AVPacket pkt; uint8_t *ptr; int len; uint8_t *data_buf; int data_size, got_picture; AVPicture picture; short samples[AVCODEC_MAX_AUDIO_FRAME_SIZE / 2]; void *buffer_to_free; double pts_min; redo: /* if 'q' pressed, exits */ if (key) { /* read_key() returns 0 on EOF */ key = read_key(); if (key == 'q') break; /* select the stream that we must read now by looking at the smallest output pts */ file_index = -1; pts_min = 1e10; for(i=0;i<nb_ostreams;i++) { double pts; ost = ost_table[i]; os = output_files[ost->file_index]; ist = ist_table[ost->source_index]; pts = (double)ost->st->pts.val * os->pts_num / os->pts_den; if (!file_table[ist->file_index].eof_reached && pts < pts_min) { pts_min = pts; file_index = ist->file_index; /* if none, if is finished */ if (file_index < 0) { break; /* finish if recording time exhausted */ if (recording_time > 0 && pts_min >= (recording_time / 1000000.0)) break; /* read a packet from it and output it in the fifo */ is = input_files[file_index]; if (av_read_packet(is, &pkt) < 0) { file_table[file_index].eof_reached = 1; continue; if (!pkt.size) { stream_no_data = is; } else { stream_no_data = 0; if (do_hex_dump) { printf("stream #%d, size=%d:\n", pkt.stream_index, pkt.size); av_hex_dump(pkt.data, pkt.size); /* the following test is needed in case new streams appear dynamically in stream : we ignore them */ if (pkt.stream_index >= file_table[file_index].nb_streams) goto discard_packet; ist_index = file_table[file_index].ist_index + pkt.stream_index; ist = ist_table[ist_index]; if (ist->discard) goto discard_packet; // printf("read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size); len = pkt.size; ptr = pkt.data; pts_set = 0; while (len > 0) { int64_t ipts; ipts = AV_NOPTS_VALUE; /* decode the packet if needed */ data_buf = NULL; /* fail safe */ data_size = 0; if (ist->decoding_needed) { /* NOTE1: we only take into account the PTS if a new frame has begun (MPEG semantics) */ /* NOTE2: even if the fraction is not initialized, av_frac_set can be used to set the integer part */ if (ist->frame_decoded && pkt.pts != AV_NOPTS_VALUE && !pts_set) { ipts = pkt.pts; ist->frame_decoded = 0; pts_set = 1; switch(ist->st->codec.codec_type) { case CODEC_TYPE_AUDIO: /* XXX: could avoid copy if PCM 16 bits with same endianness as CPU */ ret = avcodec_decode_audio(&ist->st->codec, samples, &data_size, ptr, len); if (ret < 0) goto fail_decode; /* Some bug in mpeg audio decoder gives */ /* data_size < 0, it seems they are overflows */ if (data_size <= 0) { /* no audio frame */ ptr += ret; len -= ret; continue; data_buf = (uint8_t *)samples; break; case CODEC_TYPE_VIDEO: { AVFrame big_picture; data_size = (ist->st->codec.width * ist->st->codec.height * 3) / 2; ret = avcodec_decode_video(&ist->st->codec, &big_picture, &got_picture, ptr, len); picture= *(AVPicture*)&big_picture; ist->st->quality= big_picture.quality; if (ret < 0) { fail_decode: fprintf(stderr, "Error while decoding stream #%d.%d\n", ist->file_index, ist->index); av_free_packet(&pkt); goto redo; if (!got_picture) { /* no picture yet */ ptr += ret; len -= ret; continue; break; default: goto fail_decode; } else { data_buf = ptr; data_size = len; ret = len; ptr += ret; len -= ret; buffer_to_free = 0; if (ist->st->codec.codec_type == CODEC_TYPE_VIDEO) { pre_process_video_frame(ist, &picture, &buffer_to_free); ist->frame_decoded = 1; /* frame rate emulation */ if (ist->st->codec.rate_emu) { int64_t pts = av_rescale((int64_t) ist->frame * ist->st->codec.frame_rate_base, 1000000, ist->st->codec.frame_rate); int64_t now = av_gettime() - ist->start; if (pts > now) usleep(pts - now); ist->frame++; #if 0 /* mpeg PTS deordering : if it is a P or I frame, the PTS is the one of the next displayed one */ /* XXX: add mpeg4 too ? */ if (ist->st->codec.codec_id == CODEC_ID_MPEG1VIDEO) { if (ist->st->codec.pict_type != B_TYPE) { int64_t tmp; tmp = ist->last_ip_pts; ist->last_ip_pts = ist->frac_pts.val; ist->frac_pts.val = tmp; #endif /* transcode raw format, encode packets and output them */ for(i=0;i<nb_ostreams;i++) { int frame_size; ost = ost_table[i]; if (ost->source_index == ist_index) { os = output_files[ost->file_index]; if (ipts != AV_NOPTS_VALUE) { #if 0 printf("%d: got pts=%f %f\n", i, pkt.pts / 90000.0, (ipts - ost->st->pts.val) / 90000.0); #endif /* set the input output pts pairs */ ost->sync_ipts = (double)ipts * is->pts_num / is->pts_den; /* XXX: take into account the various fifos, in particular for audio */ ost->sync_opts = ost->st->pts.val; //printf("ipts=%lld sync_ipts=%f sync_opts=%lld pts.val=%lld pkt.pts=%lld\n", ipts, ost->sync_ipts, ost->sync_opts, ost->st->pts.val, pkt.pts); } else { //printf("pts.val=%lld\n", ost->st->pts.val); ost->sync_ipts = AV_NOPTS_VALUE; if (ost->encoding_needed) { switch(ost->st->codec.codec_type) { case CODEC_TYPE_AUDIO: do_audio_out(os, ost, ist, data_buf, data_size); break; case CODEC_TYPE_VIDEO: /* find an audio stream for synchro */ { int i; AVOutputStream *audio_sync, *ost1; audio_sync = NULL; for(i=0;i<nb_ostreams;i++) { ost1 = ost_table[i]; if (ost1->file_index == ost->file_index && ost1->st->codec.codec_type == CODEC_TYPE_AUDIO) { audio_sync = ost1; break; do_video_out(os, ost, ist, &picture, &frame_size, audio_sync); if (do_vstats && frame_size) do_video_stats(os, ost, frame_size); break; default: av_abort(); } else { AVFrame avframe; /* no reencoding needed : output the packet directly */ /* force the input stream PTS */ memset(&avframe, 0, sizeof(AVFrame)); ost->st->codec.coded_frame= &avframe; avframe.key_frame = pkt.flags & PKT_FLAG_KEY; av_write_frame(os, ost->index, data_buf, data_size); ost->st->codec.frame_number++; ost->frame_number++; av_free(buffer_to_free); ipts = AV_NOPTS_VALUE; discard_packet: av_free_packet(&pkt); /* dump report by using the output first video and audio streams */ print_report(output_files, ost_table, nb_ostreams, 0); term_exit(); /* dump report by using the first video and audio streams */ print_report(output_files, ost_table, nb_ostreams, 1); /* close each encoder */ for(i=0;i<nb_ostreams;i++) { ost = ost_table[i]; if (ost->encoding_needed) { av_freep(&ost->st->codec.stats_in); avcodec_close(&ost->st->codec); /* close each decoder */ for(i=0;i<nb_istreams;i++) { ist = ist_table[i]; if (ist->decoding_needed) { avcodec_close(&ist->st->codec); /* write the trailer if needed and close file */ for(i=0;i<nb_output_files;i++) { os = output_files[i]; av_write_trailer(os); /* finished ! */ ret = 0; fail1: av_free(file_table); if (ist_table) { for(i=0;i<nb_istreams;i++) { ist = ist_table[i]; av_free(ist); av_free(ist_table); if (ost_table) { for(i=0;i<nb_ostreams;i++) { ost = ost_table[i]; if (ost) { if (ost->logfile) { fclose(ost->logfile); ost->logfile = NULL; fifo_free(&ost->fifo); /* works even if fifo is not initialized but set to zero */ av_free(ost->pict_tmp.data[0]); if (ost->video_resample) img_resample_close(ost->img_resample_ctx); if (ost->audio_resample) audio_resample_close(ost->resample); av_free(ost); av_free(ost_table); return ret; fail: ret = -ENOMEM; goto fail1; | 13,267 |
1 | static void RENAME(mix8to2)(SAMPLE **out, const SAMPLE **in, COEFF *coeffp, integer len){ int i; for(i=0; i<len; i++) { INTER t = in[2][i]*coeffp[0*8+2] + in[3][i]*coeffp[0*8+3]; out[0][i] = R(t + in[0][i]*(INTER)coeffp[0*8+0] + in[4][i]*(INTER)coeffp[0*8+4] + in[6][i]*(INTER)coeffp[0*8+6]); out[1][i] = R(t + in[1][i]*(INTER)coeffp[1*8+1] + in[5][i]*(INTER)coeffp[1*8+5] + in[7][i]*(INTER)coeffp[1*8+7]); } } | 13,269 |
1 | static CharDriverState *qemu_chr_open_pp_fd(int fd, ChardevCommon *backend, Error **errp) { CharDriverState *chr; ParallelCharDriver *drv; if (ioctl(fd, PPCLAIM) < 0) { error_setg_errno(errp, errno, "not a parallel port"); close(fd); return NULL; } drv = g_new0(ParallelCharDriver, 1); drv->fd = fd; drv->mode = IEEE1284_MODE_COMPAT; chr = qemu_chr_alloc(backend, errp); if (!chr) { return NULL; } chr->chr_write = null_chr_write; chr->chr_ioctl = pp_ioctl; chr->chr_close = pp_close; chr->opaque = drv; return chr; } | 13,271 |
1 | static void pprint_data(V9fsPDU *pdu, int rx, size_t *offsetp, const char *name) { struct iovec *sg = get_sg(pdu, rx); size_t offset = *offsetp; unsigned int count; int32_t size; int total, i, j; ssize_t len; if (rx) { count = pdu->elem.in_num; } else count = pdu->elem.out_num; } | 13,272 |
1 | static void put_audio_specific_config(AVCodecContext *avctx) { PutBitContext pb; AACEncContext *s = avctx->priv_data; init_put_bits(&pb, avctx->extradata, avctx->extradata_size*8); put_bits(&pb, 5, 2); //object type - AAC-LC put_bits(&pb, 4, s->samplerate_index); //sample rate index put_bits(&pb, 4, s->channels); //GASpecificConfig put_bits(&pb, 1, 0); //frame length - 1024 samples put_bits(&pb, 1, 0); //does not depend on core coder put_bits(&pb, 1, 0); //is not extension //Explicitly Mark SBR absent put_bits(&pb, 11, 0x2b7); //sync extension put_bits(&pb, 5, AOT_SBR); put_bits(&pb, 1, 0); flush_put_bits(&pb); } | 13,274 |
1 | static void error_setv(Error **errp, ErrorClass err_class, const char *fmt, va_list ap) { Error *err; int saved_errno = errno; if (errp == NULL) { return; } assert(*errp == NULL); err = g_malloc0(sizeof(*err)); err->msg = g_strdup_vprintf(fmt, ap); err->err_class = err_class; if (errp == &error_abort) { error_report_err(err); abort(); } *errp = err; errno = saved_errno; } | 13,275 |
1 | static QObject *qdict_get_obj(const QDict *qdict, const char *key, QType type) { QObject *obj; obj = qdict_get(qdict, key); assert(obj != NULL); assert(qobject_type(obj) == type); return obj; } | 13,276 |
1 | static av_cold int libschroedinger_encode_init(AVCodecContext *avctx) { SchroEncoderParams *p_schro_params = avctx->priv_data; SchroVideoFormatEnum preset; /* Initialize the libraries that libschroedinger depends on. */ schro_init(); /* Create an encoder object. */ p_schro_params->encoder = schro_encoder_new(); if (!p_schro_params->encoder) { av_log(avctx, AV_LOG_ERROR, "Unrecoverable Error: schro_encoder_new failed. "); return -1; } /* Initialize the format. */ preset = ff_get_schro_video_format_preset(avctx); p_schro_params->format = schro_encoder_get_video_format(p_schro_params->encoder); schro_video_format_set_std_video_format(p_schro_params->format, preset); p_schro_params->format->width = avctx->width; p_schro_params->format->height = avctx->height; if (set_chroma_format(avctx) == -1) return -1; if (avctx->color_primaries == AVCOL_PRI_BT709) { p_schro_params->format->colour_primaries = SCHRO_COLOUR_PRIMARY_HDTV; } else if (avctx->color_primaries == AVCOL_PRI_BT470BG) { p_schro_params->format->colour_primaries = SCHRO_COLOUR_PRIMARY_SDTV_625; } else if (avctx->color_primaries == AVCOL_PRI_SMPTE170M) { p_schro_params->format->colour_primaries = SCHRO_COLOUR_PRIMARY_SDTV_525; } if (avctx->colorspace == AVCOL_SPC_BT709) { p_schro_params->format->colour_matrix = SCHRO_COLOUR_MATRIX_HDTV; } else if (avctx->colorspace == AVCOL_SPC_BT470BG) { p_schro_params->format->colour_matrix = SCHRO_COLOUR_MATRIX_SDTV; } if (avctx->color_trc == AVCOL_TRC_BT709) { p_schro_params->format->transfer_function = SCHRO_TRANSFER_CHAR_TV_GAMMA; } if (ff_get_schro_frame_format(p_schro_params->format->chroma_format, &p_schro_params->frame_format) == -1) { av_log(avctx, AV_LOG_ERROR, "This codec currently supports only planar YUV 4:2:0, 4:2:2" " and 4:4:4 formats.\n"); return -1; } p_schro_params->format->frame_rate_numerator = avctx->time_base.den; p_schro_params->format->frame_rate_denominator = avctx->time_base.num; p_schro_params->frame_size = av_image_get_buffer_size(avctx->pix_fmt, avctx->width, avctx->height, 1); if (!avctx->gop_size) { schro_encoder_setting_set_double(p_schro_params->encoder, "gop_structure", SCHRO_ENCODER_GOP_INTRA_ONLY); #if FF_API_CODER_TYPE FF_DISABLE_DEPRECATION_WARNINGS if (avctx->coder_type != FF_CODER_TYPE_VLC) p_schro_params->noarith = 0; FF_ENABLE_DEPRECATION_WARNINGS #endif schro_encoder_setting_set_double(p_schro_params->encoder, "enable_noarith", p_schro_params->noarith); } else { schro_encoder_setting_set_double(p_schro_params->encoder, "au_distance", avctx->gop_size); avctx->has_b_frames = 1; p_schro_params->dts = -1; } /* FIXME - Need to handle SCHRO_ENCODER_RATE_CONTROL_LOW_DELAY. */ if (avctx->flags & AV_CODEC_FLAG_QSCALE) { if (!avctx->global_quality) { /* lossless coding */ schro_encoder_setting_set_double(p_schro_params->encoder, "rate_control", SCHRO_ENCODER_RATE_CONTROL_LOSSLESS); } else { int quality; schro_encoder_setting_set_double(p_schro_params->encoder, "rate_control", SCHRO_ENCODER_RATE_CONTROL_CONSTANT_QUALITY); quality = avctx->global_quality / FF_QP2LAMBDA; if (quality > 10) quality = 10; schro_encoder_setting_set_double(p_schro_params->encoder, "quality", quality); } } else { schro_encoder_setting_set_double(p_schro_params->encoder, "rate_control", SCHRO_ENCODER_RATE_CONTROL_CONSTANT_BITRATE); schro_encoder_setting_set_double(p_schro_params->encoder, "bitrate", avctx->bit_rate); } if (avctx->flags & AV_CODEC_FLAG_INTERLACED_ME) /* All material can be coded as interlaced or progressive irrespective of the type of source material. */ schro_encoder_setting_set_double(p_schro_params->encoder, "interlaced_coding", 1); schro_encoder_setting_set_double(p_schro_params->encoder, "open_gop", !(avctx->flags & AV_CODEC_FLAG_CLOSED_GOP)); /* FIXME: Signal range hardcoded to 8-bit data until both libschroedinger * and libdirac support other bit-depth data. */ schro_video_format_set_std_signal_range(p_schro_params->format, SCHRO_SIGNAL_RANGE_8BIT_VIDEO); /* Set the encoder format. */ schro_encoder_set_video_format(p_schro_params->encoder, p_schro_params->format); /* Set the debug level. */ schro_debug_set_level(avctx->debug); schro_encoder_start(p_schro_params->encoder); /* Initialize the encoded frame queue. */ ff_schro_queue_init(&p_schro_params->enc_frame_queue); return 0; } | 13,277 |
1 | static int dca_decode_frame(AVCodecContext *avctx, void *data, int *got_frame_ptr, AVPacket *avpkt) { const uint8_t *buf = avpkt->data; int buf_size = avpkt->size; int channel_mask; int channel_layout; int lfe_samples; int num_core_channels = 0; int i, ret; float **samples_flt; float *src_chan; float *dst_chan; DCAContext *s = avctx->priv_data; int core_ss_end; int channels, full_channels; float scale; int achan; int chset; int mask; int lavc; int posn; int j, k; int endch; s->xch_present = 0; s->dca_buffer_size = ff_dca_convert_bitstream(buf, buf_size, s->dca_buffer, DCA_MAX_FRAME_SIZE + DCA_MAX_EXSS_HEADER_SIZE); if (s->dca_buffer_size == AVERROR_INVALIDDATA) { av_log(avctx, AV_LOG_ERROR, "Not a valid DCA frame\n"); } init_get_bits(&s->gb, s->dca_buffer, s->dca_buffer_size * 8); if ((ret = dca_parse_frame_header(s)) < 0) { //seems like the frame is corrupt, try with the next one return ret; } //set AVCodec values with parsed data avctx->sample_rate = s->sample_rate; avctx->bit_rate = s->bit_rate; s->profile = FF_PROFILE_DTS; for (i = 0; i < (s->sample_blocks / 8); i++) { if ((ret = dca_decode_block(s, 0, i))) { av_log(avctx, AV_LOG_ERROR, "error decoding block\n"); return ret; } } /* record number of core channels incase less than max channels are requested */ num_core_channels = s->prim_channels; if (s->ext_coding) s->core_ext_mask = dca_ext_audio_descr_mask[s->ext_descr]; else s->core_ext_mask = 0; core_ss_end = FFMIN(s->frame_size, s->dca_buffer_size) * 8; /* only scan for extensions if ext_descr was unknown or indicated a * supported XCh extension */ if (s->core_ext_mask < 0 || s->core_ext_mask & (DCA_EXT_XCH | DCA_EXT_XXCH)) { /* if ext_descr was unknown, clear s->core_ext_mask so that the * extensions scan can fill it up */ s->core_ext_mask = FFMAX(s->core_ext_mask, 0); /* extensions start at 32-bit boundaries into bitstream */ skip_bits_long(&s->gb, (-get_bits_count(&s->gb)) & 31); while (core_ss_end - get_bits_count(&s->gb) >= 32) { uint32_t bits = get_bits_long(&s->gb, 32); switch (bits) { case 0x5a5a5a5a: { int ext_amode, xch_fsize; s->xch_base_channel = s->prim_channels; /* validate sync word using XCHFSIZE field */ xch_fsize = show_bits(&s->gb, 10); if ((s->frame_size != (get_bits_count(&s->gb) >> 3) - 4 + xch_fsize) && (s->frame_size != (get_bits_count(&s->gb) >> 3) - 4 + xch_fsize + 1)) continue; /* skip length-to-end-of-frame field for the moment */ skip_bits(&s->gb, 10); s->core_ext_mask |= DCA_EXT_XCH; /* extension amode(number of channels in extension) should be 1 */ /* AFAIK XCh is not used for more channels */ if ((ext_amode = get_bits(&s->gb, 4)) != 1) { av_log(avctx, AV_LOG_ERROR, "XCh extension amode %d not" " supported!\n", ext_amode); continue; } if (s->xch_base_channel < 2) { av_log_ask_for_sample(avctx, "XCh with fewer than 2 base channels is not supported\n"); continue; } /* much like core primary audio coding header */ dca_parse_audio_coding_header(s, s->xch_base_channel, 0); for (i = 0; i < (s->sample_blocks / 8); i++) if ((ret = dca_decode_block(s, s->xch_base_channel, i))) { av_log(avctx, AV_LOG_ERROR, "error decoding XCh extension\n"); continue; } s->xch_present = 1; break; } case 0x47004a03: /* XXCh: extended channels */ /* usually found either in core or HD part in DTS-HD HRA streams, * but not in DTS-ES which contains XCh extensions instead */ s->core_ext_mask |= DCA_EXT_XXCH; dca_xxch_decode_frame(s); break; case 0x1d95f262: { int fsize96 = show_bits(&s->gb, 12) + 1; if (s->frame_size != (get_bits_count(&s->gb) >> 3) - 4 + fsize96) continue; av_log(avctx, AV_LOG_DEBUG, "X96 extension found at %d bits\n", get_bits_count(&s->gb)); skip_bits(&s->gb, 12); av_log(avctx, AV_LOG_DEBUG, "FSIZE96 = %d bytes\n", fsize96); av_log(avctx, AV_LOG_DEBUG, "REVNO = %d\n", get_bits(&s->gb, 4)); s->core_ext_mask |= DCA_EXT_X96; break; } } skip_bits_long(&s->gb, (-get_bits_count(&s->gb)) & 31); } } else { /* no supported extensions, skip the rest of the core substream */ skip_bits_long(&s->gb, core_ss_end - get_bits_count(&s->gb)); } if (s->core_ext_mask & DCA_EXT_X96) s->profile = FF_PROFILE_DTS_96_24; else if (s->core_ext_mask & (DCA_EXT_XCH | DCA_EXT_XXCH)) s->profile = FF_PROFILE_DTS_ES; /* check for ExSS (HD part) */ if (s->dca_buffer_size - s->frame_size > 32 && get_bits_long(&s->gb, 32) == DCA_HD_MARKER) dca_exss_parse_header(s); avctx->profile = s->profile; full_channels = channels = s->prim_channels + !!s->lfe; /* If we have XXCH then the channel layout is managed differently */ /* note that XLL will also have another way to do things */ if (!(s->core_ext_mask & DCA_EXT_XXCH) || (s->core_ext_mask & DCA_EXT_XXCH && avctx->request_channels > 0 && avctx->request_channels < num_core_channels + !!s->lfe + s->xxch_chset_nch[0])) { /* xxx should also do MA extensions */ if (s->amode < 16) { avctx->channel_layout = dca_core_channel_layout[s->amode]; if (s->xch_present && (!avctx->request_channels || avctx->request_channels > num_core_channels + !!s->lfe)) { avctx->channel_layout |= AV_CH_BACK_CENTER; if (s->lfe) { avctx->channel_layout |= AV_CH_LOW_FREQUENCY; s->channel_order_tab = dca_channel_reorder_lfe_xch[s->amode]; } else { s->channel_order_tab = dca_channel_reorder_nolfe_xch[s->amode]; } } else { channels = num_core_channels + !!s->lfe; s->xch_present = 0; /* disable further xch processing */ if (s->lfe) { avctx->channel_layout |= AV_CH_LOW_FREQUENCY; s->channel_order_tab = dca_channel_reorder_lfe[s->amode]; } else s->channel_order_tab = dca_channel_reorder_nolfe[s->amode]; } if (channels > !!s->lfe && s->channel_order_tab[channels - 1 - !!s->lfe] < 0) if (av_get_channel_layout_nb_channels(avctx->channel_layout) != channels) { av_log(avctx, AV_LOG_ERROR, "Number of channels %d mismatches layout %d\n", channels, av_get_channel_layout_nb_channels(avctx->channel_layout)); } if (avctx->request_channels == 2 && s->prim_channels > 2) { channels = 2; s->output = DCA_STEREO; avctx->channel_layout = AV_CH_LAYOUT_STEREO; } else if (avctx->request_channel_layout & AV_CH_LAYOUT_NATIVE) { static const int8_t dca_channel_order_native[9] = { 0, 1, 2, 3, 4, 5, 6, 7, 8 }; s->channel_order_tab = dca_channel_order_native; } s->lfe_index = dca_lfe_index[s->amode]; } else { av_log(avctx, AV_LOG_ERROR, "Non standard configuration %d !\n", s->amode); } s->xxch_dmix_embedded = 0; } else { /* we only get here if an XXCH channel set can be added to the mix */ channel_mask = s->xxch_core_spkmask; if (avctx->request_channels > 0 && avctx->request_channels < s->prim_channels) { channels = num_core_channels + !!s->lfe; for (i = 0; i < s->xxch_chset && channels + s->xxch_chset_nch[i] <= avctx->request_channels; i++) { channels += s->xxch_chset_nch[i]; channel_mask |= s->xxch_spk_masks[i]; } } else { channels = s->prim_channels + !!s->lfe; for (i = 0; i < s->xxch_chset; i++) { channel_mask |= s->xxch_spk_masks[i]; } } /* Given the DTS spec'ed channel mask, generate an avcodec version */ channel_layout = 0; for (i = 0; i < s->xxch_nbits_spk_mask; ++i) { if (channel_mask & (1 << i)) { channel_layout |= map_xxch_to_native[i]; } } /* make sure that we have managed to get equivelant dts/avcodec channel * masks in some sense -- unfortunately some channels could overlap */ if (av_popcount(channel_mask) != av_popcount(channel_layout)) { av_log(avctx, AV_LOG_DEBUG, "DTS-XXCH: Inconsistant avcodec/dts channel layouts\n"); } avctx->channel_layout = channel_layout; if (!(avctx->request_channel_layout & AV_CH_LAYOUT_NATIVE)) { /* Estimate DTS --> avcodec ordering table */ for (chset = -1, j = 0; chset < s->xxch_chset; ++chset) { mask = chset >= 0 ? s->xxch_spk_masks[chset] : s->xxch_core_spkmask; for (i = 0; i < s->xxch_nbits_spk_mask; i++) { if (mask & ~(DCA_XXCH_LFE1 | DCA_XXCH_LFE2) & (1 << i)) { lavc = map_xxch_to_native[i]; posn = av_popcount(channel_layout & (lavc - 1)); s->xxch_order_tab[j++] = posn; } } } s->lfe_index = av_popcount(channel_layout & (AV_CH_LOW_FREQUENCY-1)); } else { /* native ordering */ for (i = 0; i < channels; i++) s->xxch_order_tab[i] = i; s->lfe_index = channels - 1; } s->channel_order_tab = s->xxch_order_tab; } if (avctx->channels != channels) { if (avctx->channels) av_log(avctx, AV_LOG_INFO, "Number of channels changed in DCA decoder (%d -> %d)\n", avctx->channels, channels); avctx->channels = channels; } /* get output buffer */ s->frame.nb_samples = 256 * (s->sample_blocks / 8); if ((ret = ff_get_buffer(avctx, &s->frame)) < 0) { av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n"); return ret; } samples_flt = (float **) s->frame.extended_data; /* allocate buffer for extra channels if downmixing */ if (avctx->channels < full_channels) { ret = av_samples_get_buffer_size(NULL, full_channels - channels, s->frame.nb_samples, avctx->sample_fmt, 0); if (ret < 0) return ret; av_fast_malloc(&s->extra_channels_buffer, &s->extra_channels_buffer_size, ret); if (!s->extra_channels_buffer) return AVERROR(ENOMEM); ret = av_samples_fill_arrays((uint8_t **)s->extra_channels, NULL, s->extra_channels_buffer, full_channels - channels, s->frame.nb_samples, avctx->sample_fmt, 0); if (ret < 0) return ret; } /* filter to get final output */ for (i = 0; i < (s->sample_blocks / 8); i++) { int ch; for (ch = 0; ch < channels; ch++) s->samples_chanptr[ch] = samples_flt[ch] + i * 256; for (; ch < full_channels; ch++) s->samples_chanptr[ch] = s->extra_channels[ch - channels] + i * 256; dca_filter_channels(s, i); /* If this was marked as a DTS-ES stream we need to subtract back- */ /* channel from SL & SR to remove matrixed back-channel signal */ if ((s->source_pcm_res & 1) && s->xch_present) { float *back_chan = s->samples_chanptr[s->channel_order_tab[s->xch_base_channel]]; float *lt_chan = s->samples_chanptr[s->channel_order_tab[s->xch_base_channel - 2]]; float *rt_chan = s->samples_chanptr[s->channel_order_tab[s->xch_base_channel - 1]]; s->fdsp.vector_fmac_scalar(lt_chan, back_chan, -M_SQRT1_2, 256); s->fdsp.vector_fmac_scalar(rt_chan, back_chan, -M_SQRT1_2, 256); } /* If stream contains XXCH, we might need to undo an embedded downmix */ if (s->xxch_dmix_embedded) { /* Loop over channel sets in turn */ ch = num_core_channels; for (chset = 0; chset < s->xxch_chset; chset++) { endch = ch + s->xxch_chset_nch[chset]; mask = s->xxch_dmix_embedded; /* undo downmix */ for (j = ch; j < endch; j++) { if (mask & (1 << j)) { /* this channel has been mixed-out */ src_chan = s->samples_chanptr[s->channel_order_tab[j]]; for (k = 0; k < endch; k++) { achan = s->channel_order_tab[k]; scale = s->xxch_dmix_coeff[j][k]; if (scale != 0.0) { dst_chan = s->samples_chanptr[achan]; s->fdsp.vector_fmac_scalar(dst_chan, src_chan, -scale, 256); } } } } /* if a downmix has been embedded then undo the pre-scaling */ if ((mask & (1 << ch)) && s->xxch_dmix_sf[chset] != 1.0f) { scale = s->xxch_dmix_sf[chset]; for (j = 0; j < ch; j++) { src_chan = s->samples_chanptr[s->channel_order_tab[j]]; for (k = 0; k < 256; k++) src_chan[k] *= scale; } /* LFE channel is always part of core, scale if it exists */ if (s->lfe) { src_chan = s->samples_chanptr[s->lfe_index]; for (k = 0; k < 256; k++) src_chan[k] *= scale; } } ch = endch; } } } /* update lfe history */ lfe_samples = 2 * s->lfe * (s->sample_blocks / 8); for (i = 0; i < 2 * s->lfe * 4; i++) s->lfe_data[i] = s->lfe_data[i + lfe_samples]; *got_frame_ptr = 1; *(AVFrame *) data = s->frame; return buf_size; } | 13,279 |
1 | static int tiff_unpack_strip(TiffContext *s, uint8_t *dst, int stride, const uint8_t *src, int size, int lines) { int c, line, pixels, code, ret; const uint8_t *ssrc = src; int width = ((s->width * s->bpp) + 7) >> 3; if (size <= 0) return AVERROR_INVALIDDATA; if (s->compr == TIFF_DEFLATE || s->compr == TIFF_ADOBE_DEFLATE) { #if CONFIG_ZLIB return tiff_unpack_zlib(s, dst, stride, src, size, width, lines); #else av_log(s->avctx, AV_LOG_ERROR, "zlib support not enabled, " "deflate compression not supported\n"); return AVERROR(ENOSYS); #endif } if (s->compr == TIFF_LZW) { if ((ret = ff_lzw_decode_init(s->lzw, 8, src, size, FF_LZW_TIFF)) < 0) { av_log(s->avctx, AV_LOG_ERROR, "Error initializing LZW decoder\n"); return ret; } } if (s->compr == TIFF_CCITT_RLE || s->compr == TIFF_G3 || s->compr == TIFF_G4) { return tiff_unpack_fax(s, dst, stride, src, size, lines); } for (line = 0; line < lines; line++) { if (src - ssrc > size) { av_log(s->avctx, AV_LOG_ERROR, "Source data overread\n"); return AVERROR_INVALIDDATA; } switch (s->compr) { case TIFF_RAW: if (ssrc + size - src < width) return AVERROR_INVALIDDATA; if (!s->fill_order) { memcpy(dst, src, width); } else { int i; for (i = 0; i < width; i++) dst[i] = ff_reverse[src[i]]; } src += width; break; case TIFF_PACKBITS: for (pixels = 0; pixels < width;) { code = (int8_t) *src++; if (code >= 0) { code++; if (pixels + code > width) { av_log(s->avctx, AV_LOG_ERROR, "Copy went out of bounds\n"); return AVERROR_INVALIDDATA; } memcpy(dst + pixels, src, code); src += code; pixels += code; } else if (code != -128) { // -127..-1 code = (-code) + 1; if (pixels + code > width) { av_log(s->avctx, AV_LOG_ERROR, "Run went out of bounds\n"); return AVERROR_INVALIDDATA; } c = *src++; memset(dst + pixels, c, code); pixels += code; } } break; case TIFF_LZW: pixels = ff_lzw_decode(s->lzw, dst, width); if (pixels < width) { av_log(s->avctx, AV_LOG_ERROR, "Decoded only %i bytes of %i\n", pixels, width); return AVERROR_INVALIDDATA; } break; } dst += stride; } return 0; } | 13,280 |
1 | AVBitStreamFilterContext *av_bitstream_filter_init(const char *name){ AVBitStreamFilter *bsf= first_bitstream_filter; while(bsf){ if(!strcmp(name, bsf->name)){ AVBitStreamFilterContext *bsfc= av_mallocz(sizeof(AVBitStreamFilterContext)); bsfc->filter= bsf; bsfc->priv_data= av_mallocz(bsf->priv_data_size); return bsfc; } bsf= bsf->next; } return NULL; } | 13,281 |
0 | void ff_avg_h264_qpel8_mc22_msa(uint8_t *dst, const uint8_t *src, ptrdiff_t stride) { avc_luma_mid_and_aver_dst_8w_msa(src - (2 * stride) - 2, stride, dst, stride, 8); } | 13,283 |
0 | static int ac3_decode_init(AVCodecContext *avctx) { AC3DecodeContext *ctx = avctx->priv_data; ac3_common_init(); ff_mdct_init(&ctx->imdct_ctx_256, 8, 1); ff_mdct_init(&ctx->imdct_ctx_512, 9, 1); ctx->samples = av_mallocz(6 * 256 * sizeof (float)); if (!ctx->samples) { av_log(avctx, AV_LOG_ERROR, "Cannot allocate memory for samples\n"); return -1; } dither_seed(&ctx->state, 0); return 0; } | 13,284 |
0 | static av_cold int flashsv_encode_init(AVCodecContext *avctx) { FlashSVContext *s = avctx->priv_data; s->avctx = avctx; if (avctx->width > 4095 || avctx->height > 4095) { av_log(avctx, AV_LOG_ERROR, "Input dimensions too large, input must be max 4096x4096 !\n"); return AVERROR_INVALIDDATA; } // Needed if zlib unused or init aborted before deflateInit memset(&s->zstream, 0, sizeof(z_stream)); s->last_key_frame = 0; s->image_width = avctx->width; s->image_height = avctx->height; s->tmpblock = av_mallocz(3 * 256 * 256); s->encbuffer = av_mallocz(s->image_width * s->image_height * 3); if (!s->tmpblock || !s->encbuffer) { av_log(avctx, AV_LOG_ERROR, "Memory allocation failed.\n"); return AVERROR(ENOMEM); } avctx->coded_frame = av_frame_alloc(); if (!avctx->coded_frame) { flashsv_encode_end(avctx); return AVERROR(ENOMEM); } return 0; } | 13,285 |
0 | static int subtitle_thread(void *arg) { VideoState *is = arg; Frame *sp; int got_subtitle; double pts; int i; for (;;) { if (!(sp = frame_queue_peek_writable(&is->subpq))) return 0; if ((got_subtitle = decoder_decode_frame(&is->subdec, NULL, &sp->sub)) < 0) break; pts = 0; if (got_subtitle && sp->sub.format == 0) { if (sp->sub.pts != AV_NOPTS_VALUE) pts = sp->sub.pts / (double)AV_TIME_BASE; sp->pts = pts; sp->serial = is->subdec.pkt_serial; for (i = 0; i < sp->sub.num_rects; i++) { int in_w = sp->sub.rects[i]->w; int in_h = sp->sub.rects[i]->h; int subw = is->subdec.avctx->width ? is->subdec.avctx->width : is->viddec_width; int subh = is->subdec.avctx->height ? is->subdec.avctx->height : is->viddec_height; int out_w = is->viddec_width ? in_w * is->viddec_width / subw : in_w; int out_h = is->viddec_height ? in_h * is->viddec_height / subh : in_h; AVPicture newpic; //can not use avpicture_alloc as it is not compatible with avsubtitle_free() av_image_fill_linesizes(newpic.linesize, AV_PIX_FMT_YUVA420P, out_w); newpic.data[0] = av_malloc(newpic.linesize[0] * out_h); newpic.data[3] = av_malloc(newpic.linesize[3] * out_h); newpic.data[1] = av_malloc(newpic.linesize[1] * ((out_h+1)/2)); newpic.data[2] = av_malloc(newpic.linesize[2] * ((out_h+1)/2)); is->sub_convert_ctx = sws_getCachedContext(is->sub_convert_ctx, in_w, in_h, AV_PIX_FMT_PAL8, out_w, out_h, AV_PIX_FMT_YUVA420P, sws_flags, NULL, NULL, NULL); if (!is->sub_convert_ctx || !newpic.data[0] || !newpic.data[3] || !newpic.data[1] || !newpic.data[2] ) { av_log(NULL, AV_LOG_FATAL, "Cannot initialize the sub conversion context\n"); exit(1); } sws_scale(is->sub_convert_ctx, (void*)sp->sub.rects[i]->pict.data, sp->sub.rects[i]->pict.linesize, 0, in_h, newpic.data, newpic.linesize); av_free(sp->sub.rects[i]->pict.data[0]); av_free(sp->sub.rects[i]->pict.data[1]); sp->sub.rects[i]->pict = newpic; sp->sub.rects[i]->w = out_w; sp->sub.rects[i]->h = out_h; sp->sub.rects[i]->x = sp->sub.rects[i]->x * out_w / in_w; sp->sub.rects[i]->y = sp->sub.rects[i]->y * out_h / in_h; } /* now we can update the picture count */ frame_queue_push(&is->subpq); } else if (got_subtitle) { avsubtitle_free(&sp->sub); } } return 0; } | 13,286 |
0 | static int vb_decode_framedata(VBDecContext *c, const uint8_t *buf, int offset) { uint8_t *prev, *cur; int blk, blocks, t, blk2; int blocktypes = 0; int x, y, a, b; int pattype, pattern; const int width = c->avctx->width; uint8_t *pstart = c->prev_frame; uint8_t *pend = c->prev_frame + width*c->avctx->height; prev = c->prev_frame + offset; cur = c->frame; blocks = (c->avctx->width >> 2) * (c->avctx->height >> 2); blk2 = 0; for(blk = 0; blk < blocks; blk++){ if(!(blk & 3)) blocktypes = bytestream_get_byte(&buf); switch(blocktypes & 0xC0){ case 0x00: //skip for(y = 0; y < 4; y++) if(check_line(prev + y*width, pstart, pend)) memcpy(cur + y*width, prev + y*width, 4); else memset(cur + y*width, 0, 4); break; case 0x40: t = bytestream_get_byte(&buf); if(!t){ //raw block for(y = 0; y < 4; y++) memcpy(cur + y*width, buf + y*4, 4); buf += 16; }else{ // motion compensation x = ((t & 0xF)^8) - 8; y = ((t >> 4) ^8) - 8; t = x + y*width; for(y = 0; y < 4; y++) if(check_line(prev + t + y*width, pstart, pend)) memcpy(cur + y*width, prev + t + y*width, 4); else memset(cur + y*width, 0, 4); } break; case 0x80: // fill t = bytestream_get_byte(&buf); for(y = 0; y < 4; y++) memset(cur + y*width, t, 4); break; case 0xC0: // pattern fill t = bytestream_get_byte(&buf); pattype = t >> 6; pattern = vb_patterns[t & 0x3F]; switch(pattype){ case 0: a = bytestream_get_byte(&buf); b = bytestream_get_byte(&buf); for(y = 0; y < 4; y++) for(x = 0; x < 4; x++, pattern >>= 1) cur[x + y*width] = (pattern & 1) ? b : a; break; case 1: pattern = ~pattern; case 2: a = bytestream_get_byte(&buf); for(y = 0; y < 4; y++) for(x = 0; x < 4; x++, pattern >>= 1) if(pattern & 1 && check_pixel(prev + x + y*width, pstart, pend)) cur[x + y*width] = prev[x + y*width]; else cur[x + y*width] = a; break; case 3: av_log(c->avctx, AV_LOG_ERROR, "Invalid opcode seen @%d\n",blk); return -1; } break; } blocktypes <<= 2; cur += 4; prev += 4; blk2++; if(blk2 == (width >> 2)){ blk2 = 0; cur += width * 3; prev += width * 3; } } return 0; } | 13,287 |
0 | static void pre_calc_cosmod(DCAContext * s) { int i, j, k; static int cosmod_inited = 0; if(cosmod_inited) return; for (j = 0, k = 0; k < 16; k++) for (i = 0; i < 16; i++) cos_mod[j++] = cos((2 * i + 1) * (2 * k + 1) * M_PI / 64); for (k = 0; k < 16; k++) for (i = 0; i < 16; i++) cos_mod[j++] = cos((i) * (2 * k + 1) * M_PI / 32); for (k = 0; k < 16; k++) cos_mod[j++] = 0.25 / (2 * cos((2 * k + 1) * M_PI / 128)); for (k = 0; k < 16; k++) cos_mod[j++] = -0.25 / (2.0 * sin((2 * k + 1) * M_PI / 128)); cosmod_inited = 1; } | 13,288 |
0 | static int RENAME(dct_quantize)(MpegEncContext *s, DCTELEM *block, int n, int qscale, int *overflow) { int level=0, last_non_zero_p1, q; //=0 is cuz gcc says uninitalized ... const uint16_t *qmat, *bias; static __align8 int16_t temp_block[64]; //s->fdct (block); ff_fdct_mmx (block); //cant be anything else ... if (s->mb_intra) { int dummy; if (n < 4) q = s->y_dc_scale; else q = s->c_dc_scale; /* note: block[0] is assumed to be positive */ if (!s->h263_aic) { #if 1 asm volatile ( "imul %%ecx \n\t" : "=d" (level), "=a"(dummy) : "a" ((block[0]>>2) + q), "c" (inverse[q<<1]) ); #else asm volatile ( "xorl %%edx, %%edx \n\t" "divw %%cx \n\t" "movzwl %%ax, %%eax \n\t" : "=a" (level) : "a" ((block[0]>>2) + q), "c" (q<<1) : "%edx" ); #endif } else /* For AIC we skip quant/dequant of INTRADC */ level = (block[0] + 4)>>3; block[0]=0; //avoid fake overflow // temp_block[0] = (block[0] + (q >> 1)) / q; last_non_zero_p1 = 1; bias = s->q_intra_matrix16_bias[qscale]; qmat = s->q_intra_matrix16[qscale]; } else { last_non_zero_p1 = 0; bias = s->q_inter_matrix16_bias[qscale]; qmat = s->q_inter_matrix16[qscale]; } if(s->out_format == FMT_H263 && s->mpeg_quant==0){ /* PROLOGUE */ asm volatile( "movd %%eax, %%mm3 \n\t" // last_non_zero_p1 SPREADW(%%mm3) "pxor %%mm7, %%mm7 \n\t" // 0 "pxor %%mm4, %%mm4 \n\t" // 0 "movq (%1), %%mm5 \n\t" // qmat[0] "pxor %%mm6, %%mm6 \n\t" "psubw (%2), %%mm6 \n\t" // -bias[0] "movl $-128, %%eax \n\t" : "+a" (last_non_zero_p1) : "r" (qmat), "r" (bias) ); /* CORE */ asm volatile( ".balign 16 \n\t" "1: \n\t" "pxor %%mm1, %%mm1 \n\t" // 0 "movq (%1, %%eax), %%mm0 \n\t" // block[i] "pcmpgtw %%mm0, %%mm1 \n\t" // block[i] <= 0 ? 0xFF : 0x00 "pxor %%mm1, %%mm0 \n\t" "psubw %%mm1, %%mm0 \n\t" // ABS(block[i]) "psubusw %%mm6, %%mm0 \n\t" // ABS(block[i]) + bias[0] "pmulhw %%mm5, %%mm0 \n\t" // (ABS(block[i])*qmat[0] - bias[0]*qmat[0])>>16 "por %%mm0, %%mm4 \n\t" "pxor %%mm1, %%mm0 \n\t" "psubw %%mm1, %%mm0 \n\t" // out=((ABS(block[i])*qmat[0] - bias[0]*qmat[0])>>16)*sign(block[i]) "movq %%mm0, (%3, %%eax) \n\t" "pcmpeqw %%mm7, %%mm0 \n\t" // out==0 ? 0xFF : 0x00 "movq (%2, %%eax), %%mm1 \n\t" "movq %%mm7, (%1, %%eax) \n\t" // 0 "pandn %%mm1, %%mm0 \n\t" PMAXW(%%mm0, %%mm3) "addl $8, %%eax \n\t" " js 1b \n\t" : "+a" (last_non_zero_p1) : "r" (block+64), "r" (inv_zigzag_direct16+64), "r" (temp_block+64) ); /* EPILOGUE */ asm volatile( "movq %%mm3, %%mm0 \n\t" "psrlq $32, %%mm3 \n\t" PMAXW(%%mm0, %%mm3) "movq %%mm3, %%mm0 \n\t" "psrlq $16, %%mm3 \n\t" PMAXW(%%mm0, %%mm3) "movd %%mm3, %%eax \n\t" "movzbl %%al, %%eax \n\t" // last_non_zero_p1 "movd %2, %%mm1 \n\t" // max_qcoeff SPREADW(%%mm1) "psubusw %%mm1, %%mm4 \n\t" "packuswb %%mm4, %%mm4 \n\t" "movd %%mm4, %1 \n\t" // *overflow : "+a" (last_non_zero_p1), "=r" (*overflow) : "r" (s->max_qcoeff) ); }else{ // FMT_H263 asm volatile( "pushl %%ebp \n\t" "pushl %%ebx \n\t" "movl %0, %%ebp \n\t" "movl (%%ebp), %%ebx \n\t" "movd %%ebx, %%mm3 \n\t" // last_non_zero_p1 SPREADW(%%mm3) "pxor %%mm7, %%mm7 \n\t" // 0 "pxor %%mm4, %%mm4 \n\t" // 0 "movl $-128, %%ebx \n\t" ".balign 16 \n\t" "1: \n\t" "pxor %%mm1, %%mm1 \n\t" // 0 "movq (%1, %%ebx), %%mm0 \n\t" // block[i] "pcmpgtw %%mm0, %%mm1 \n\t" // block[i] <= 0 ? 0xFF : 0x00 "pxor %%mm1, %%mm0 \n\t" "psubw %%mm1, %%mm0 \n\t" // ABS(block[i]) "movq (%3, %%ebx), %%mm6 \n\t" // bias[0] "paddusw %%mm6, %%mm0 \n\t" // ABS(block[i]) + bias[0] "movq (%2, %%ebx), %%mm5 \n\t" // qmat[i] "pmulhw %%mm5, %%mm0 \n\t" // (ABS(block[i])*qmat[0] + bias[0]*qmat[0])>>16 "por %%mm0, %%mm4 \n\t" "pxor %%mm1, %%mm0 \n\t" "psubw %%mm1, %%mm0 \n\t" // out=((ABS(block[i])*qmat[0] - bias[0]*qmat[0])>>16)*sign(block[i]) "movq %%mm0, (%5, %%ebx) \n\t" "pcmpeqw %%mm7, %%mm0 \n\t" // out==0 ? 0xFF : 0x00 "movq (%4, %%ebx), %%mm1 \n\t" "movq %%mm7, (%1, %%ebx) \n\t" // 0 "pandn %%mm1, %%mm0 \n\t" PMAXW(%%mm0, %%mm3) "addl $8, %%ebx \n\t" " js 1b \n\t" "movq %%mm3, %%mm0 \n\t" "psrlq $32, %%mm3 \n\t" PMAXW(%%mm0, %%mm3) "movq %%mm3, %%mm0 \n\t" "psrlq $16, %%mm3 \n\t" PMAXW(%%mm0, %%mm3) "movd %%mm3, %%ebx \n\t" "movzbl %%bl, %%ebx \n\t" // last_non_zero_p1 "movl %%ebx, (%%ebp) \n\t" "popl %%ebx \n\t" "popl %%ebp \n\t" : : "m" (last_non_zero_p1), "r" (block+64), "r" (qmat+64), "r" (bias+64), "r" (inv_zigzag_direct16+64), "r" (temp_block+64) ); // note the asm is split cuz gcc doesnt like that many operands ... asm volatile( "movd %1, %%mm1 \n\t" // max_qcoeff SPREADW(%%mm1) "psubusw %%mm1, %%mm4 \n\t" "packuswb %%mm4, %%mm4 \n\t" "movd %%mm4, %0 \n\t" // *overflow : "=r" (*overflow) : "r" (s->max_qcoeff) ); } if(s->mb_intra) block[0]= level; else block[0]= temp_block[0]; if(s->dsp.idct_permutation_type == FF_SIMPLE_IDCT_PERM){ if(last_non_zero_p1 <= 1) goto end; block[0x08] = temp_block[0x01]; block[0x10] = temp_block[0x08]; block[0x20] = temp_block[0x10]; if(last_non_zero_p1 <= 4) goto end; block[0x18] = temp_block[0x09]; block[0x04] = temp_block[0x02]; block[0x09] = temp_block[0x03]; if(last_non_zero_p1 <= 7) goto end; block[0x14] = temp_block[0x0A]; block[0x28] = temp_block[0x11]; block[0x12] = temp_block[0x18]; block[0x02] = temp_block[0x20]; if(last_non_zero_p1 <= 11) goto end; block[0x1A] = temp_block[0x19]; block[0x24] = temp_block[0x12]; block[0x19] = temp_block[0x0B]; block[0x01] = temp_block[0x04]; block[0x0C] = temp_block[0x05]; if(last_non_zero_p1 <= 16) goto end; block[0x11] = temp_block[0x0C]; block[0x29] = temp_block[0x13]; block[0x16] = temp_block[0x1A]; block[0x0A] = temp_block[0x21]; block[0x30] = temp_block[0x28]; block[0x22] = temp_block[0x30]; block[0x38] = temp_block[0x29]; block[0x06] = temp_block[0x22]; if(last_non_zero_p1 <= 24) goto end; block[0x1B] = temp_block[0x1B]; block[0x21] = temp_block[0x14]; block[0x1C] = temp_block[0x0D]; block[0x05] = temp_block[0x06]; block[0x0D] = temp_block[0x07]; block[0x15] = temp_block[0x0E]; block[0x2C] = temp_block[0x15]; block[0x13] = temp_block[0x1C]; if(last_non_zero_p1 <= 32) goto end; block[0x0B] = temp_block[0x23]; block[0x34] = temp_block[0x2A]; block[0x2A] = temp_block[0x31]; block[0x32] = temp_block[0x38]; block[0x3A] = temp_block[0x39]; block[0x26] = temp_block[0x32]; block[0x39] = temp_block[0x2B]; block[0x03] = temp_block[0x24]; if(last_non_zero_p1 <= 40) goto end; block[0x1E] = temp_block[0x1D]; block[0x25] = temp_block[0x16]; block[0x1D] = temp_block[0x0F]; block[0x2D] = temp_block[0x17]; block[0x17] = temp_block[0x1E]; block[0x0E] = temp_block[0x25]; block[0x31] = temp_block[0x2C]; block[0x2B] = temp_block[0x33]; if(last_non_zero_p1 <= 48) goto end; block[0x36] = temp_block[0x3A]; block[0x3B] = temp_block[0x3B]; block[0x23] = temp_block[0x34]; block[0x3C] = temp_block[0x2D]; block[0x07] = temp_block[0x26]; block[0x1F] = temp_block[0x1F]; block[0x0F] = temp_block[0x27]; block[0x35] = temp_block[0x2E]; if(last_non_zero_p1 <= 56) goto end; block[0x2E] = temp_block[0x35]; block[0x33] = temp_block[0x3C]; block[0x3E] = temp_block[0x3D]; block[0x27] = temp_block[0x36]; block[0x3D] = temp_block[0x2F]; block[0x2F] = temp_block[0x37]; block[0x37] = temp_block[0x3E]; block[0x3F] = temp_block[0x3F]; }else if(s->dsp.idct_permutation_type == FF_LIBMPEG2_IDCT_PERM){ if(last_non_zero_p1 <= 1) goto end; block[0x04] = temp_block[0x01]; block[0x08] = temp_block[0x08]; block[0x10] = temp_block[0x10]; if(last_non_zero_p1 <= 4) goto end; block[0x0C] = temp_block[0x09]; block[0x01] = temp_block[0x02]; block[0x05] = temp_block[0x03]; if(last_non_zero_p1 <= 7) goto end; block[0x09] = temp_block[0x0A]; block[0x14] = temp_block[0x11]; block[0x18] = temp_block[0x18]; block[0x20] = temp_block[0x20]; if(last_non_zero_p1 <= 11) goto end; block[0x1C] = temp_block[0x19]; block[0x11] = temp_block[0x12]; block[0x0D] = temp_block[0x0B]; block[0x02] = temp_block[0x04]; block[0x06] = temp_block[0x05]; if(last_non_zero_p1 <= 16) goto end; block[0x0A] = temp_block[0x0C]; block[0x15] = temp_block[0x13]; block[0x19] = temp_block[0x1A]; block[0x24] = temp_block[0x21]; block[0x28] = temp_block[0x28]; block[0x30] = temp_block[0x30]; block[0x2C] = temp_block[0x29]; block[0x21] = temp_block[0x22]; if(last_non_zero_p1 <= 24) goto end; block[0x1D] = temp_block[0x1B]; block[0x12] = temp_block[0x14]; block[0x0E] = temp_block[0x0D]; block[0x03] = temp_block[0x06]; block[0x07] = temp_block[0x07]; block[0x0B] = temp_block[0x0E]; block[0x16] = temp_block[0x15]; block[0x1A] = temp_block[0x1C]; if(last_non_zero_p1 <= 32) goto end; block[0x25] = temp_block[0x23]; block[0x29] = temp_block[0x2A]; block[0x34] = temp_block[0x31]; block[0x38] = temp_block[0x38]; block[0x3C] = temp_block[0x39]; block[0x31] = temp_block[0x32]; block[0x2D] = temp_block[0x2B]; block[0x22] = temp_block[0x24]; if(last_non_zero_p1 <= 40) goto end; block[0x1E] = temp_block[0x1D]; block[0x13] = temp_block[0x16]; block[0x0F] = temp_block[0x0F]; block[0x17] = temp_block[0x17]; block[0x1B] = temp_block[0x1E]; block[0x26] = temp_block[0x25]; block[0x2A] = temp_block[0x2C]; block[0x35] = temp_block[0x33]; if(last_non_zero_p1 <= 48) goto end; block[0x39] = temp_block[0x3A]; block[0x3D] = temp_block[0x3B]; block[0x32] = temp_block[0x34]; block[0x2E] = temp_block[0x2D]; block[0x23] = temp_block[0x26]; block[0x1F] = temp_block[0x1F]; block[0x27] = temp_block[0x27]; block[0x2B] = temp_block[0x2E]; if(last_non_zero_p1 <= 56) goto end; block[0x36] = temp_block[0x35]; block[0x3A] = temp_block[0x3C]; block[0x3E] = temp_block[0x3D]; block[0x33] = temp_block[0x36]; block[0x2F] = temp_block[0x2F]; block[0x37] = temp_block[0x37]; block[0x3B] = temp_block[0x3E]; block[0x3F] = temp_block[0x3F]; }else{ if(last_non_zero_p1 <= 1) goto end; block[0x01] = temp_block[0x01]; block[0x08] = temp_block[0x08]; block[0x10] = temp_block[0x10]; if(last_non_zero_p1 <= 4) goto end; block[0x09] = temp_block[0x09]; block[0x02] = temp_block[0x02]; block[0x03] = temp_block[0x03]; if(last_non_zero_p1 <= 7) goto end; block[0x0A] = temp_block[0x0A]; block[0x11] = temp_block[0x11]; block[0x18] = temp_block[0x18]; block[0x20] = temp_block[0x20]; if(last_non_zero_p1 <= 11) goto end; block[0x19] = temp_block[0x19]; block[0x12] = temp_block[0x12]; block[0x0B] = temp_block[0x0B]; block[0x04] = temp_block[0x04]; block[0x05] = temp_block[0x05]; if(last_non_zero_p1 <= 16) goto end; block[0x0C] = temp_block[0x0C]; block[0x13] = temp_block[0x13]; block[0x1A] = temp_block[0x1A]; block[0x21] = temp_block[0x21]; block[0x28] = temp_block[0x28]; block[0x30] = temp_block[0x30]; block[0x29] = temp_block[0x29]; block[0x22] = temp_block[0x22]; if(last_non_zero_p1 <= 24) goto end; block[0x1B] = temp_block[0x1B]; block[0x14] = temp_block[0x14]; block[0x0D] = temp_block[0x0D]; block[0x06] = temp_block[0x06]; block[0x07] = temp_block[0x07]; block[0x0E] = temp_block[0x0E]; block[0x15] = temp_block[0x15]; block[0x1C] = temp_block[0x1C]; if(last_non_zero_p1 <= 32) goto end; block[0x23] = temp_block[0x23]; block[0x2A] = temp_block[0x2A]; block[0x31] = temp_block[0x31]; block[0x38] = temp_block[0x38]; block[0x39] = temp_block[0x39]; block[0x32] = temp_block[0x32]; block[0x2B] = temp_block[0x2B]; block[0x24] = temp_block[0x24]; if(last_non_zero_p1 <= 40) goto end; block[0x1D] = temp_block[0x1D]; block[0x16] = temp_block[0x16]; block[0x0F] = temp_block[0x0F]; block[0x17] = temp_block[0x17]; block[0x1E] = temp_block[0x1E]; block[0x25] = temp_block[0x25]; block[0x2C] = temp_block[0x2C]; block[0x33] = temp_block[0x33]; if(last_non_zero_p1 <= 48) goto end; block[0x3A] = temp_block[0x3A]; block[0x3B] = temp_block[0x3B]; block[0x34] = temp_block[0x34]; block[0x2D] = temp_block[0x2D]; block[0x26] = temp_block[0x26]; block[0x1F] = temp_block[0x1F]; block[0x27] = temp_block[0x27]; block[0x2E] = temp_block[0x2E]; if(last_non_zero_p1 <= 56) goto end; block[0x35] = temp_block[0x35]; block[0x3C] = temp_block[0x3C]; block[0x3D] = temp_block[0x3D]; block[0x36] = temp_block[0x36]; block[0x2F] = temp_block[0x2F]; block[0x37] = temp_block[0x37]; block[0x3E] = temp_block[0x3E]; block[0x3F] = temp_block[0x3F]; } end: /* for(i=0; i<last_non_zero_p1; i++) { int j= zigzag_direct_noperm[i]; block[block_permute_op(j)]= temp_block[j]; } */ return last_non_zero_p1 - 1; } | 13,289 |
1 | void ff_put_pixels_clamped_c(const DCTELEM *block, uint8_t *restrict pixels, int line_size) { int i; uint8_t *cm = ff_cropTbl + MAX_NEG_CROP; /* read the pixels */ for(i=0;i<8;i++) { pixels[0] = cm[block[0]]; pixels[1] = cm[block[1]]; pixels[2] = cm[block[2]]; pixels[3] = cm[block[3]]; pixels[4] = cm[block[4]]; pixels[5] = cm[block[5]]; pixels[6] = cm[block[6]]; pixels[7] = cm[block[7]]; pixels += line_size; block += 8; } } | 13,290 |
1 | int has_altivec(void) { #ifdef __AMIGAOS4__ ULONG result = 0; extern struct ExecIFace *IExec; IExec->GetCPUInfoTags(GCIT_VectorUnit, &result, TAG_DONE); if (result == VECTORTYPE_ALTIVEC) return 1; #elif __APPLE__ int sels[2] = {CTL_HW, HW_VECTORUNIT}; int has_vu = 0; size_t len = sizeof(has_vu); int err; err = sysctl(sels, 2, &has_vu, &len, NULL, 0); if (err == 0) return (has_vu != 0); #else // since we were compiled for altivec, just assume we have it // until someone comes up with a proper way (not involving signal hacks). #endif /* __AMIGAOS4__ */ } | 13,292 |
1 | static int aac_adtstoasc_filter(AVBitStreamFilterContext *bsfc, AVCodecContext *avctx, const char *args, uint8_t **poutbuf, int *poutbuf_size, const uint8_t *buf, int buf_size, int keyframe) { GetBitContext gb; PutBitContext pb; AACADTSHeaderInfo hdr; AACBSFContext *ctx = bsfc->priv_data; init_get_bits(&gb, buf, AAC_ADTS_HEADER_SIZE*8); *poutbuf = (uint8_t*) buf; *poutbuf_size = buf_size; if (avctx->extradata) if (show_bits(&gb, 12) != 0xfff) return 0; if (avpriv_aac_parse_header(&gb, &hdr) < 0) { av_log(avctx, AV_LOG_ERROR, "Error parsing ADTS frame header!\n"); return -1; } if (!hdr.crc_absent && hdr.num_aac_frames > 1) { avpriv_report_missing_feature(avctx, "Multiple RDBs per frame with CRC"); return AVERROR_PATCHWELCOME; } buf += AAC_ADTS_HEADER_SIZE + 2*!hdr.crc_absent; buf_size -= AAC_ADTS_HEADER_SIZE + 2*!hdr.crc_absent; if (!ctx->first_frame_done) { int pce_size = 0; uint8_t pce_data[MAX_PCE_SIZE]; if (!hdr.chan_config) { init_get_bits(&gb, buf, buf_size * 8); if (get_bits(&gb, 3) != 5) { avpriv_report_missing_feature(avctx, "PCE-based channel configuration " "without PCE as first syntax " "element"); return AVERROR_PATCHWELCOME; } init_put_bits(&pb, pce_data, MAX_PCE_SIZE); pce_size = avpriv_copy_pce_data(&pb, &gb)/8; flush_put_bits(&pb); buf_size -= get_bits_count(&gb)/8; buf += get_bits_count(&gb)/8; } avctx->extradata_size = 2 + pce_size; avctx->extradata = av_mallocz(avctx->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE); init_put_bits(&pb, avctx->extradata, avctx->extradata_size); put_bits(&pb, 5, hdr.object_type); put_bits(&pb, 4, hdr.sampling_index); put_bits(&pb, 4, hdr.chan_config); put_bits(&pb, 1, 0); //frame length - 1024 samples put_bits(&pb, 1, 0); //does not depend on core coder put_bits(&pb, 1, 0); //is not extension flush_put_bits(&pb); if (pce_size) { memcpy(avctx->extradata + 2, pce_data, pce_size); } ctx->first_frame_done = 1; } *poutbuf = (uint8_t*) buf; *poutbuf_size = buf_size; return 0; } | 13,294 |
1 | static int tgv_decode_inter(TgvContext * s, const uint8_t *buf, const uint8_t *buf_end){ unsigned char *frame0_end = s->last_frame.data[0] + s->avctx->width*s->last_frame.linesize[0]; int num_mvs; int num_blocks_raw; int num_blocks_packed; int vector_bits; int i,j,x,y; GetBitContext gb; int mvbits; const unsigned char *blocks_raw; if(buf+12>buf_end) return -1; num_mvs = AV_RL16(&buf[0]); num_blocks_raw = AV_RL16(&buf[2]); num_blocks_packed = AV_RL16(&buf[4]); vector_bits = AV_RL16(&buf[6]); buf += 12; /* allocate codebook buffers as neccessary */ if (num_mvs > s->num_mvs) { s->mv_codebook = av_realloc(s->mv_codebook, num_mvs*2*sizeof(int)); s->num_mvs = num_mvs; } if (num_blocks_packed > s->num_blocks_packed) { s->block_codebook = av_realloc(s->block_codebook, num_blocks_packed*16*sizeof(unsigned char)); s->num_blocks_packed = num_blocks_packed; } /* read motion vectors */ mvbits = (num_mvs*2*10+31) & ~31; if (buf+(mvbits>>3)+16*num_blocks_raw+8*num_blocks_packed>buf_end) return -1; init_get_bits(&gb, buf, mvbits); for (i=0; i<num_mvs; i++) { s->mv_codebook[i][0] = get_sbits(&gb, 10); s->mv_codebook[i][1] = get_sbits(&gb, 10); } buf += mvbits>>3; /* note ptr to uncompressed blocks */ blocks_raw = buf; buf += num_blocks_raw*16; /* read compressed blocks */ init_get_bits(&gb, buf, (buf_end-buf)<<3); for (i=0; i<num_blocks_packed; i++) { int tmp[4]; for(j=0; j<4; j++) tmp[j] = get_bits(&gb, 8); for(j=0; j<16; j++) s->block_codebook[i][15-j] = tmp[get_bits(&gb, 2)]; } if (get_bits_left(&gb) < vector_bits * (s->avctx->height/4) * (s->avctx->width/4)) return -1; /* read vectors and build frame */ for(y=0; y<s->avctx->height/4; y++) for(x=0; x<s->avctx->width/4; x++) { unsigned int vector = get_bits(&gb, vector_bits); const unsigned char *src; int src_stride; if (vector < num_mvs) { src = s->last_frame.data[0] + (y*4 + s->mv_codebook[vector][1])*s->last_frame.linesize[0] + x*4 + s->mv_codebook[vector][0]; src_stride = s->last_frame.linesize[0]; if (src+3*src_stride+3>=frame0_end) continue; }else{ int offset = vector - num_mvs; if (offset<num_blocks_raw) src = blocks_raw + 16*offset; else if (offset-num_blocks_raw<num_blocks_packed) src = s->block_codebook[offset-num_blocks_raw]; else continue; src_stride = 4; } for(j=0; j<4; j++) for(i=0; i<4; i++) s->frame.data[0][ (y*4+j)*s->frame.linesize[0] + (x*4+i) ] = src[j*src_stride + i]; } return 0; } | 13,295 |
1 | static void generic_loader_realize(DeviceState *dev, Error **errp) { GenericLoaderState *s = GENERIC_LOADER(dev); hwaddr entry; int big_endian; int size = 0; s->set_pc = false; /* Perform some error checking on the user's options */ if (s->data || s->data_len || s->data_be) { /* User is loading memory values */ if (s->file) { error_setg(errp, "Specifying a file is not supported when loading " "memory values"); return; } else if (s->force_raw) { error_setg(errp, "Specifying force-raw is not supported when " "loading memory values"); return; } else if (!s->data_len) { /* We can't check for !data here as a value of 0 is still valid. */ error_setg(errp, "Both data and data-len must be specified"); return; } else if (s->data_len > 8) { error_setg(errp, "data-len cannot be greater then 8 bytes"); return; } } else if (s->file || s->force_raw) { /* User is loading an image */ if (s->data || s->data_len || s->data_be) { error_setg(errp, "data can not be specified when loading an " "image"); return; } /* The user specified a file, only set the PC if they also specified * a CPU to use. */ if (s->cpu_num != CPU_NONE) { s->set_pc = true; } } else if (s->addr) { /* User is setting the PC */ if (s->data || s->data_len || s->data_be) { error_setg(errp, "data can not be specified when setting a " "program counter"); return; } else if (!s->cpu_num) { error_setg(errp, "cpu_num must be specified when setting a " "program counter"); return; } s->set_pc = true; } else { /* Did the user specify anything? */ error_setg(errp, "please include valid arguments"); return; } qemu_register_reset(generic_loader_reset, dev); if (s->cpu_num != CPU_NONE) { s->cpu = qemu_get_cpu(s->cpu_num); if (!s->cpu) { error_setg(errp, "Specified boot CPU#%d is nonexistent", s->cpu_num); return; } } else { s->cpu = first_cpu; } #ifdef TARGET_WORDS_BIGENDIAN big_endian = 1; #else big_endian = 0; #endif if (s->file) { if (!s->force_raw) { size = load_elf_as(s->file, NULL, NULL, &entry, NULL, NULL, big_endian, 0, 0, 0, s->cpu->as); if (size < 0) { size = load_uimage_as(s->file, &entry, NULL, NULL, NULL, NULL, s->cpu->as); } } if (size < 0 || s->force_raw) { /* Default to the maximum size being the machine's ram size */ size = load_image_targphys_as(s->file, s->addr, ram_size, s->cpu->as); } else { s->addr = entry; } if (size < 0) { error_setg(errp, "Cannot load specified image %s", s->file); return; } } /* Convert the data endiannes */ if (s->data_be) { s->data = cpu_to_be64(s->data); } else { s->data = cpu_to_le64(s->data); } } | 13,296 |
0 | static inline void RENAME(nvXXtoUV)(uint8_t *dst1, uint8_t *dst2, const uint8_t *src, long width) { #if COMPILE_TEMPLATE_MMX __asm__ volatile( "movq "MANGLE(bm01010101)", %%mm4 \n\t" "mov %0, %%"REG_a" \n\t" "1: \n\t" "movq (%1, %%"REG_a",2), %%mm0 \n\t" "movq 8(%1, %%"REG_a",2), %%mm1 \n\t" "movq %%mm0, %%mm2 \n\t" "movq %%mm1, %%mm3 \n\t" "pand %%mm4, %%mm0 \n\t" "pand %%mm4, %%mm1 \n\t" "psrlw $8, %%mm2 \n\t" "psrlw $8, %%mm3 \n\t" "packuswb %%mm1, %%mm0 \n\t" "packuswb %%mm3, %%mm2 \n\t" "movq %%mm0, (%2, %%"REG_a") \n\t" "movq %%mm2, (%3, %%"REG_a") \n\t" "add $8, %%"REG_a" \n\t" " js 1b \n\t" : : "g" ((x86_reg)-width), "r" (src+width*2), "r" (dst1+width), "r" (dst2+width) : "%"REG_a ); #else int i; for (i = 0; i < width; i++) { dst1[i] = src[2*i+0]; dst2[i] = src[2*i+1]; } #endif } | 13,297 |
0 | static int mpc7_decode_init(AVCodecContext * avctx) { int i, j; MPCContext *c = avctx->priv_data; GetBitContext gb; uint8_t buf[16]; static int vlc_inited = 0; if(avctx->extradata_size < 16){ av_log(avctx, AV_LOG_ERROR, "Too small extradata size (%i)!\n", avctx->extradata_size); return -1; } memset(c->oldDSCF, 0, sizeof(c->oldDSCF)); av_init_random(0xDEADBEEF, &c->rnd); dsputil_init(&c->dsp, avctx); c->dsp.bswap_buf((uint32_t*)buf, (const uint32_t*)avctx->extradata, 4); ff_mpc_init(); init_get_bits(&gb, buf, 128); c->IS = get_bits1(&gb); c->MSS = get_bits1(&gb); c->maxbands = get_bits(&gb, 6); if(c->maxbands >= BANDS){ av_log(avctx, AV_LOG_ERROR, "Too many bands: %i\n", c->maxbands); return -1; } skip_bits(&gb, 88); c->gapless = get_bits1(&gb); c->lastframelen = get_bits(&gb, 11); av_log(avctx, AV_LOG_DEBUG, "IS: %d, MSS: %d, TG: %d, LFL: %d, bands: %d\n", c->IS, c->MSS, c->gapless, c->lastframelen, c->maxbands); c->frames_to_skip = 0; if(vlc_inited) return 0; av_log(avctx, AV_LOG_DEBUG, "Initing VLC\n"); if(init_vlc(&scfi_vlc, MPC7_SCFI_BITS, MPC7_SCFI_SIZE, &mpc7_scfi[1], 2, 1, &mpc7_scfi[0], 2, 1, INIT_VLC_USE_STATIC)){ av_log(avctx, AV_LOG_ERROR, "Cannot init SCFI VLC\n"); return -1; } if(init_vlc(&dscf_vlc, MPC7_DSCF_BITS, MPC7_DSCF_SIZE, &mpc7_dscf[1], 2, 1, &mpc7_dscf[0], 2, 1, INIT_VLC_USE_STATIC)){ av_log(avctx, AV_LOG_ERROR, "Cannot init DSCF VLC\n"); return -1; } if(init_vlc(&hdr_vlc, MPC7_HDR_BITS, MPC7_HDR_SIZE, &mpc7_hdr[1], 2, 1, &mpc7_hdr[0], 2, 1, INIT_VLC_USE_STATIC)){ av_log(avctx, AV_LOG_ERROR, "Cannot init HDR VLC\n"); return -1; } for(i = 0; i < MPC7_QUANT_VLC_TABLES; i++){ for(j = 0; j < 2; j++){ if(init_vlc(&quant_vlc[i][j], 9, mpc7_quant_vlc_sizes[i], &mpc7_quant_vlc[i][j][1], 4, 2, &mpc7_quant_vlc[i][j][0], 4, 2, INIT_VLC_USE_STATIC)){ av_log(avctx, AV_LOG_ERROR, "Cannot init QUANT VLC %i,%i\n",i,j); return -1; } } } vlc_inited = 1; return 0; } | 13,298 |
0 | void ff_vp3_idct_altivec(DCTELEM block[64]) { IDCT_START IDCT_1D(NOP, NOP) TRANSPOSE8(b0, b1, b2, b3, b4, b5, b6, b7); IDCT_1D(ADD8, SHIFT4) vec_st(b0, 0x00, block); vec_st(b1, 0x10, block); vec_st(b2, 0x20, block); vec_st(b3, 0x30, block); vec_st(b4, 0x40, block); vec_st(b5, 0x50, block); vec_st(b6, 0x60, block); vec_st(b7, 0x70, block); } | 13,299 |
0 | static int mov_read_ctts(MOVContext *c, AVIOContext *pb, MOVAtom atom) { AVStream *st; MOVStreamContext *sc; unsigned int i, j, entries, ctts_count = 0; if (c->fc->nb_streams < 1) return 0; st = c->fc->streams[c->fc->nb_streams-1]; sc = st->priv_data; avio_r8(pb); /* version */ avio_rb24(pb); /* flags */ entries = avio_rb32(pb); av_log(c->fc, AV_LOG_TRACE, "track[%u].ctts.entries = %u\n", c->fc->nb_streams - 1, entries); if (!entries) return 0; if (entries >= UINT_MAX / sizeof(*sc->ctts_data)) return AVERROR_INVALIDDATA; av_freep(&sc->ctts_data); sc->ctts_data = av_fast_realloc(NULL, &sc->ctts_allocated_size, entries * sizeof(*sc->ctts_data)); if (!sc->ctts_data) return AVERROR(ENOMEM); for (i = 0; i < entries && !pb->eof_reached; i++) { int count =avio_rb32(pb); int duration =avio_rb32(pb); if (count <= 0) { av_log(c->fc, AV_LOG_TRACE, "ignoring CTTS entry with count=%d duration=%d\n", count, duration); continue; } /* Expand entries such that we have a 1-1 mapping with samples. */ for (j = 0; j < count; j++) add_ctts_entry(&sc->ctts_data, &ctts_count, &sc->ctts_allocated_size, 1, duration); av_log(c->fc, AV_LOG_TRACE, "count=%d, duration=%d\n", count, duration); if (FFNABS(duration) < -(1<<28) && i+2<entries) { av_log(c->fc, AV_LOG_WARNING, "CTTS invalid\n"); av_freep(&sc->ctts_data); sc->ctts_count = 0; return 0; } if (i+2<entries) mov_update_dts_shift(sc, duration); } sc->ctts_count = ctts_count; if (pb->eof_reached) return AVERROR_EOF; av_log(c->fc, AV_LOG_TRACE, "dts shift %d\n", sc->dts_shift); return 0; } | 13,300 |
1 | static void gen_mfsrin(DisasContext *ctx) { #if defined(CONFIG_USER_ONLY) gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); #else TCGv t0; if (unlikely(ctx->pr)) { gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); return; } t0 = tcg_temp_new(); tcg_gen_shri_tl(t0, cpu_gpr[rB(ctx->opcode)], 28); tcg_gen_andi_tl(t0, t0, 0xF); gen_helper_load_sr(cpu_gpr[rD(ctx->opcode)], cpu_env, t0); tcg_temp_free(t0); #endif } | 13,301 |
1 | void qemu_sem_wait(QemuSemaphore *sem) { #if defined(__APPLE__) || defined(__NetBSD__) pthread_mutex_lock(&sem->lock); --sem->count; while (sem->count < 0) { pthread_cond_wait(&sem->cond, &sem->lock); } pthread_mutex_unlock(&sem->lock); #else int rc; do { rc = sem_wait(&sem->sem); } while (rc == -1 && errno == EINTR); if (rc < 0) { error_exit(errno, __func__); } #endif } | 13,304 |
0 | static void ff_id3v2_parse(AVFormatContext *s, int len, uint8_t version, uint8_t flags) { int isv34, tlen, unsync; char tag[5]; int64_t next, end = avio_tell(s->pb) + len; int taghdrlen; const char *reason = NULL; AVIOContext pb; unsigned char *buffer = NULL; int buffer_size = 0; switch (version) { case 2: if (flags & 0x40) { reason = "compression"; goto error; } isv34 = 0; taghdrlen = 6; break; case 3: case 4: isv34 = 1; taghdrlen = 10; break; default: reason = "version"; goto error; } unsync = flags & 0x80; if (isv34 && flags & 0x40) /* Extended header present, just skip over it */ avio_skip(s->pb, get_size(s->pb, 4)); while (len >= taghdrlen) { unsigned int tflags; int tunsync = 0; if (isv34) { avio_read(s->pb, tag, 4); tag[4] = 0; if(version==3){ tlen = avio_rb32(s->pb); }else tlen = get_size(s->pb, 4); tflags = avio_rb16(s->pb); tunsync = tflags & ID3v2_FLAG_UNSYNCH; } else { avio_read(s->pb, tag, 3); tag[3] = 0; tlen = avio_rb24(s->pb); } len -= taghdrlen + tlen; if (len < 0) break; next = avio_tell(s->pb) + tlen; if (tflags & ID3v2_FLAG_DATALEN) { avio_rb32(s->pb); tlen -= 4; } if (tflags & (ID3v2_FLAG_ENCRYPTION | ID3v2_FLAG_COMPRESSION)) { av_log(s, AV_LOG_WARNING, "Skipping encrypted/compressed ID3v2 frame %s.\n", tag); avio_skip(s->pb, tlen); } else if (tag[0] == 'T') { if (unsync || tunsync) { int i, j; av_fast_malloc(&buffer, &buffer_size, tlen); for (i = 0, j = 0; i < tlen; i++, j++) { buffer[j] = avio_r8(s->pb); if (j > 0 && !buffer[j] && buffer[j - 1] == 0xff) { /* Unsynchronised byte, skip it */ j--; } } ffio_init_context(&pb, buffer, j, 0, NULL, NULL, NULL, NULL); read_ttag(s, &pb, j, tag); } else { read_ttag(s, s->pb, tlen, tag); } } else if (!tag[0]) { if (tag[1]) av_log(s, AV_LOG_WARNING, "invalid frame id, assuming padding"); avio_skip(s->pb, tlen); break; } /* Skip to end of tag */ avio_seek(s->pb, next, SEEK_SET); } if (version == 4 && flags & 0x10) /* Footer preset, always 10 bytes, skip over it */ end += 10; error: if (reason) av_log(s, AV_LOG_INFO, "ID3v2.%d tag skipped, cannot handle %s\n", version, reason); avio_seek(s->pb, end, SEEK_SET); av_free(buffer); return; } | 13,305 |
1 | void palette8torgb24(const uint8_t *src, uint8_t *dst, long num_pixels, const uint8_t *palette) { long i; /* writes 1 byte o much and might cause alignment issues on some architectures? for(i=0; i<num_pixels; i++) ((unsigned *)(&dst[i*3])) = ((unsigned *)palette)[ src[i] ]; */ for(i=0; i<num_pixels; i++) { //FIXME slow? dst[0]= palette[ src[i]*4+2 ]; dst[1]= palette[ src[i]*4+1 ]; dst[2]= palette[ src[i]*4+0 ]; dst+= 3; } } | 13,306 |
1 | static int m25p80_init(SSISlave *ss) { DriveInfo *dinfo; Flash *s = M25P80(ss); M25P80Class *mc = M25P80_GET_CLASS(s); s->pi = mc->pi; s->size = s->pi->sector_size * s->pi->n_sectors; s->dirty_page = -1; s->storage = blk_blockalign(s->blk, s->size); /* FIXME use a qdev drive property instead of drive_get_next() */ dinfo = drive_get_next(IF_MTD); if (dinfo) { DB_PRINT_L(0, "Binding to IF_MTD drive\n"); s->blk = blk_by_legacy_dinfo(dinfo); blk_attach_dev_nofail(s->blk, s); /* FIXME: Move to late init */ if (blk_read(s->blk, 0, s->storage, DIV_ROUND_UP(s->size, BDRV_SECTOR_SIZE))) { fprintf(stderr, "Failed to initialize SPI flash!\n"); return 1; } } else { DB_PRINT_L(0, "No BDRV - binding to RAM\n"); memset(s->storage, 0xFF, s->size); } return 0; } | 13,308 |
1 | void visit_start_list(Visitor *v, const char *name, GenericList **list, size_t size, Error **errp) { Error *err = NULL; assert(!list || size >= sizeof(GenericList)); v->start_list(v, name, list, size, &err); if (list && v->type == VISITOR_INPUT) { assert(!(err && *list)); } error_propagate(errp, err); } | 13,309 |
1 | static unsigned __stdcall win32_start_routine(void *arg) { struct QemuThreadData data = *(struct QemuThreadData *) arg; QemuThread *thread = data.thread; free(arg); TlsSetValue(qemu_thread_tls_index, thread); /* * Use DuplicateHandle instead of assigning thread->thread in the * creating thread to avoid races. It's simpler this way than with * synchronization. */ DuplicateHandle(GetCurrentProcess(), GetCurrentThread(), GetCurrentProcess(), &thread->thread, 0, FALSE, DUPLICATE_SAME_ACCESS); qemu_thread_exit(data.start_routine(data.arg)); abort(); } | 13,310 |
0 | static int mov_read_stss(MOVContext *c, ByteIOContext *pb, MOVAtom atom) { AVStream *st = c->fc->streams[c->fc->nb_streams-1]; MOVStreamContext *sc = st->priv_data; unsigned int i, entries; get_byte(pb); /* version */ get_be24(pb); /* flags */ entries = get_be32(pb); dprintf(c->fc, "keyframe_count = %d\n", entries); if(entries >= UINT_MAX / sizeof(int)) return -1; sc->keyframes = av_malloc(entries * sizeof(int)); if (!sc->keyframes) return AVERROR(ENOMEM); sc->keyframe_count = entries; for(i=0; i<entries; i++) { sc->keyframes[i] = get_be32(pb); //dprintf(c->fc, "keyframes[]=%d\n", sc->keyframes[i]); } return 0; } | 13,312 |
1 | static float pvq_band_cost(CeltPVQ *pvq, CeltFrame *f, OpusRangeCoder *rc, int band, float *bits, float lambda) { int i, b = 0; uint32_t cm[2] = { (1 << f->blocks) - 1, (1 << f->blocks) - 1 }; const int band_size = ff_celt_freq_range[band] << f->size; float buf[176 * 2], lowband_scratch[176], norm1[176], norm2[176]; float dist, cost, err_x = 0.0f, err_y = 0.0f; float *X = buf; float *X_orig = f->block[0].coeffs + (ff_celt_freq_bands[band] << f->size); float *Y = (f->channels == 2) ? &buf[176] : NULL; float *Y_orig = f->block[1].coeffs + (ff_celt_freq_bands[band] << f->size); OPUS_RC_CHECKPOINT_SPAWN(rc); memcpy(X, X_orig, band_size*sizeof(float)); if (Y) memcpy(Y, Y_orig, band_size*sizeof(float)); f->remaining2 = ((f->framebits << 3) - f->anticollapse_needed) - opus_rc_tell_frac(rc) - 1; if (band <= f->coded_bands - 1) { int curr_balance = f->remaining / FFMIN(3, f->coded_bands - band); b = av_clip_uintp2(FFMIN(f->remaining2 + 1, f->pulses[band] + curr_balance), 14); } if (f->dual_stereo) { pvq->encode_band(pvq, f, rc, band, X, NULL, band_size, b / 2, f->blocks, NULL, f->size, norm1, 0, 1.0f, lowband_scratch, cm[0]); pvq->encode_band(pvq, f, rc, band, Y, NULL, band_size, b / 2, f->blocks, NULL, f->size, norm2, 0, 1.0f, lowband_scratch, cm[1]); } else { pvq->encode_band(pvq, f, rc, band, X, Y, band_size, b, f->blocks, NULL, f->size, norm1, 0, 1.0f, lowband_scratch, cm[0] | cm[1]); } for (i = 0; i < band_size; i++) { err_x += (X[i] - X_orig[i])*(X[i] - X_orig[i]); err_y += (Y[i] - Y_orig[i])*(Y[i] - Y_orig[i]); } dist = sqrtf(err_x) + sqrtf(err_y); cost = OPUS_RC_CHECKPOINT_BITS(rc)/8.0f; *bits += cost; OPUS_RC_CHECKPOINT_ROLLBACK(rc); return lambda*dist*cost; } | 13,313 |
1 | static int r3d_seek(AVFormatContext *s, int stream_index, int64_t sample_time, int flags) { AVStream *st = s->streams[0]; // video stream R3DContext *r3d = s->priv_data; int frame_num; if (!st->codec->time_base.num || !st->time_base.den) return -1; frame_num = sample_time*st->codec->time_base.den/ ((int64_t)st->codec->time_base.num*st->time_base.den); av_dlog(s, "seek frame num %d timestamp %"PRId64"\n", frame_num, sample_time); if (frame_num < r3d->video_offsets_count) { avio_seek(s->pb, r3d->video_offsets_count, SEEK_SET); } else { av_log(s, AV_LOG_ERROR, "could not seek to frame %d\n", frame_num); return -1; } return 0; } | 13,314 |
1 | m48t59_t *m48t59_init (qemu_irq IRQ, target_phys_addr_t mem_base, uint32_t io_base, uint16_t size, int type) { DeviceState *dev; SysBusDevice *s; M48t59SysBusState *d; dev = qdev_create(NULL, "m48t59"); qdev_prop_set_uint32(dev, "type", type); qdev_prop_set_uint32(dev, "size", size); qdev_prop_set_uint32(dev, "io_base", io_base); qdev_init(dev); s = sysbus_from_qdev(dev); sysbus_connect_irq(s, 0, IRQ); if (io_base != 0) { register_ioport_read(io_base, 0x04, 1, NVRAM_readb, s); register_ioport_write(io_base, 0x04, 1, NVRAM_writeb, s); } if (mem_base != 0) { sysbus_mmio_map(s, 0, mem_base); } d = FROM_SYSBUS(M48t59SysBusState, s); return &d->state; } | 13,315 |
1 | static int decode_frame_header(ProresContext *ctx, const uint8_t *buf, const int data_size, AVCodecContext *avctx) { int hdr_size, width, height, flags; int version; const uint8_t *ptr; hdr_size = AV_RB16(buf); av_dlog(avctx, "header size %d\n", hdr_size); if (hdr_size > data_size) { av_log(avctx, AV_LOG_ERROR, "error, wrong header size\n"); version = AV_RB16(buf + 2); av_dlog(avctx, "%.4s version %d\n", buf+4, version); if (version > 1) { av_log(avctx, AV_LOG_ERROR, "unsupported version: %d\n", version); width = AV_RB16(buf + 8); height = AV_RB16(buf + 10); if (width != avctx->width || height != avctx->height) { av_log(avctx, AV_LOG_ERROR, "picture resolution change: %dx%d -> %dx%d\n", avctx->width, avctx->height, width, height); ctx->frame_type = (buf[12] >> 2) & 3; av_dlog(avctx, "frame type %d\n", ctx->frame_type); if (ctx->frame_type == 0) { ctx->scan = ctx->progressive_scan; // permuted } else { ctx->scan = ctx->interlaced_scan; // permuted ctx->frame.interlaced_frame = 1; ctx->frame.top_field_first = ctx->frame_type == 1; avctx->pix_fmt = (buf[12] & 0xC0) == 0xC0 ? AV_PIX_FMT_YUV444P10 : AV_PIX_FMT_YUV422P10; ptr = buf + 20; flags = buf[19]; av_dlog(avctx, "flags %x\n", flags); if (flags & 2) { permute(ctx->qmat_luma, ctx->prodsp.idct_permutation, ptr); ptr += 64; } else { memset(ctx->qmat_luma, 4, 64); if (flags & 1) { permute(ctx->qmat_chroma, ctx->prodsp.idct_permutation, ptr); } else { memset(ctx->qmat_chroma, 4, 64); return hdr_size; | 13,317 |
1 | static inline int GetCode(GifState * s) { int c, sizbuf; uint8_t *ptr; while (s->bbits < s->cursize) { ptr = s->pbuf; if (ptr >= s->ebuf) { if (!s->eob_reached) { sizbuf = get_byte(s->f); s->ebuf = s->buf + sizbuf; s->pbuf = s->buf; if (sizbuf > 0) { get_buffer(s->f, s->buf, sizbuf); } else { s->eob_reached = 1; } } ptr = s->pbuf; } s->bbuf |= ptr[0] << s->bbits; ptr++; s->pbuf = ptr; s->bbits += 8; } c = s->bbuf & s->curmask; s->bbuf >>= s->cursize; s->bbits -= s->cursize; return c; } | 13,318 |
1 | static void filter(SPPContext *p, uint8_t *dst, uint8_t *src, int dst_linesize, int src_linesize, int width, int height, const uint8_t *qp_table, int qp_stride, int is_luma, int sample_bytes) { int x, y, i; const int count = 1 << p->log2_count; const int linesize = is_luma ? p->temp_linesize : FFALIGN(width+16, 16); DECLARE_ALIGNED(16, uint64_t, block_align)[32]; int16_t *block = (int16_t *)block_align; int16_t *block2 = (int16_t *)(block_align + 16); uint16_t *psrc16 = (uint16_t*)p->src; for (y = 0; y < height; y++) { int index = 8 + 8*linesize + y*linesize; memcpy(p->src + index*sample_bytes, src + y*src_linesize, width*sample_bytes); if (sample_bytes == 1) { for (x = 0; x < 8; x++) { p->src[index - x - 1] = p->src[index + x ]; p->src[index + width + x ] = p->src[index + width - x - 1]; } } else { for (x = 0; x < 8; x++) { psrc16[index - x - 1] = psrc16[index + x ]; psrc16[index + width + x ] = psrc16[index + width - x - 1]; } } } for (y = 0; y < 8; y++) { memcpy(p->src + ( 7-y)*linesize * sample_bytes, p->src + ( y+8)*linesize * sample_bytes, linesize * sample_bytes); memcpy(p->src + (height+8+y)*linesize * sample_bytes, p->src + (height-y+7)*linesize * sample_bytes, linesize * sample_bytes); } for (y = 0; y < height + 8; y += 8) { memset(p->temp + (8 + y) * linesize, 0, 8 * linesize * sizeof(*p->temp)); for (x = 0; x < width + 8; x += 8) { int qp; if (p->qp) { qp = p->qp; } else{ const int qps = 3 + is_luma; qp = qp_table[(FFMIN(x, width - 1) >> qps) + (FFMIN(y, height - 1) >> qps) * qp_stride]; qp = FFMAX(1, norm_qscale(qp, p->qscale_type)); } for (i = 0; i < count; i++) { const int x1 = x + offset[i + count - 1][0]; const int y1 = y + offset[i + count - 1][1]; const int index = x1 + y1*linesize; p->dct->get_pixels(block, p->src + sample_bytes*index, sample_bytes*linesize); p->dct->fdct(block); p->requantize(block2, block, qp, p->dct->idct_permutation); p->dct->idct(block2); add_block(p->temp + index, linesize, block2); } } if (y) { if (sample_bytes == 1) { p->store_slice(dst + (y - 8) * dst_linesize, p->temp + 8 + y*linesize, dst_linesize, linesize, width, FFMIN(8, height + 8 - y), MAX_LEVEL - p->log2_count, ldither); } else { store_slice16_c((uint16_t*)(dst + (y - 8) * dst_linesize), p->temp + 8 + y*linesize, dst_linesize/2, linesize, width, FFMIN(8, height + 8 - y), MAX_LEVEL - p->log2_count, ldither); } } } } | 13,319 |
1 | static int vp8_alloc_frame(VP8Context *s, AVFrame *f) { int ret; if ((ret = ff_thread_get_buffer(s->avctx, f)) < 0) return ret; if (!s->maps_are_invalid && s->num_maps_to_be_freed) { f->ref_index[0] = s->segmentation_maps[--s->num_maps_to_be_freed]; } else if (!(f->ref_index[0] = av_mallocz(s->mb_width * s->mb_height))) { ff_thread_release_buffer(s->avctx, f); return AVERROR(ENOMEM); } return 0; } | 13,320 |
1 | static int64_t read_ts(const char *s) { int hh, mm, ss, ms; if (sscanf(s, "%u:%u:%u.%u", &hh, &mm, &ss, &ms) == 4) return (hh*3600 + mm*60 + ss) * 1000 + ms; if (sscanf(s, "%u:%u.%u", &mm, &ss, &ms) == 3) return ( mm*60 + ss) * 1000 + ms; return AV_NOPTS_VALUE; } | 13,321 |
1 | static void i82374_init(I82374State *s) { DMA_init(1, NULL); memset(s->commands, 0, sizeof(s->commands)); } | 13,322 |
1 | static void qxl_destroy_primary(PCIQXLDevice *d) { if (d->mode == QXL_MODE_UNDEFINED) { return; } dprint(d, 1, "%s\n", __FUNCTION__); d->mode = QXL_MODE_UNDEFINED; d->ssd.worker->destroy_primary_surface(d->ssd.worker, 0); } | 13,323 |
1 | void isa_ne2000_init(int base, int irq, NICInfo *nd) { ISADevice *dev; qemu_check_nic_model(nd, "ne2k_isa"); dev = isa_create("ne2k_isa"); dev->qdev.nd = nd; /* hack alert */ qdev_prop_set_uint32(&dev->qdev, "iobase", base); qdev_prop_set_uint32(&dev->qdev, "irq", irq); qdev_init(&dev->qdev); } | 13,325 |
1 | static int allocate_buffers(ShortenContext *s) { int i, chan, err; for (chan = 0; chan < s->channels; chan++) { if (FFMAX(1, s->nmean) >= UINT_MAX / sizeof(int32_t)) { av_log(s->avctx, AV_LOG_ERROR, "nmean too large\n"); return AVERROR_INVALIDDATA; } if (s->blocksize + s->nwrap >= UINT_MAX / sizeof(int32_t) || s->blocksize + s->nwrap <= (unsigned)s->nwrap) { av_log(s->avctx, AV_LOG_ERROR, "s->blocksize + s->nwrap too large\n"); return AVERROR_INVALIDDATA; } if ((err = av_reallocp_array(&s->offset[chan], sizeof(int32_t), FFMAX(1, s->nmean))) < 0) return err; if ((err = av_reallocp_array(&s->decoded_base[chan], (s->blocksize + s->nwrap), sizeof(s->decoded_base[0][0]))) < 0) return err; for (i = 0; i < s->nwrap; i++) s->decoded_base[chan][i] = 0; s->decoded[chan] = s->decoded_base[chan] + s->nwrap; } if ((err = av_reallocp_array(&s->coeffs, s->nwrap, sizeof(*s->coeffs))) < 0) return err; return 0; } | 13,326 |
1 | static av_always_inline int rv40_loop_filter_strength(uint8_t *src, int step, int stride, int beta, int beta2, int edge, int *p1, int *q1) { int sum_p1p0 = 0, sum_q1q0 = 0, sum_p1p2 = 0, sum_q1q2 = 0; int strong0 = 0, strong1 = 0; uint8_t *ptr; int i; for (i = 0, ptr = src; i < 4; i++, ptr += stride) { sum_p1p0 += ptr[-2*step] - ptr[-1*step]; sum_q1q0 += ptr[ 1*step] - ptr[ 0*step]; } *p1 = FFABS(sum_p1p0) < (beta << 2); *q1 = FFABS(sum_q1q0) < (beta << 2); if(!*p1 && !*q1) return 0; if (!edge) return 0; for (i = 0, ptr = src; i < 4; i++, ptr += stride) { sum_p1p2 += ptr[-2*step] - ptr[-3*step]; sum_q1q2 += ptr[ 1*step] - ptr[ 2*step]; } strong0 = *p1 && (FFABS(sum_p1p2) < beta2); strong1 = *q1 && (FFABS(sum_q1q2) < beta2); return strong0 && strong1; } | 13,327 |
1 | static void encode_window_bands_info(AACEncContext *s, SingleChannelElement *sce, int win, int group_len, const float lambda) { BandCodingPath path[120][CB_TOT_ALL]; int w, swb, cb, start, size; int i, j; const int max_sfb = sce->ics.max_sfb; const int run_bits = sce->ics.num_windows == 1 ? 5 : 3; const int run_esc = (1 << run_bits) - 1; int idx, ppos, count; int stackrun[120], stackcb[120], stack_len; float next_minrd = INFINITY; int next_mincb = 0; abs_pow34_v(s->scoefs, sce->coeffs, 1024); start = win*128; for (cb = 0; cb < CB_TOT_ALL; cb++) { path[0][cb].cost = 0.0f; path[0][cb].prev_idx = -1; path[0][cb].run = 0; } for (swb = 0; swb < max_sfb; swb++) { size = sce->ics.swb_sizes[swb]; if (sce->zeroes[win*16 + swb]) { for (cb = 0; cb < CB_TOT_ALL; cb++) { path[swb+1][cb].prev_idx = cb; path[swb+1][cb].cost = path[swb][cb].cost; path[swb+1][cb].run = path[swb][cb].run + 1; } } else { float minrd = next_minrd; int mincb = next_mincb; next_minrd = INFINITY; next_mincb = 0; for (cb = 0; cb < CB_TOT_ALL; cb++) { float cost_stay_here, cost_get_here; float rd = 0.0f; if (cb >= 12 && sce->band_type[win*16+swb] < aac_cb_out_map[cb] || cb < aac_cb_in_map[sce->band_type[win*16+swb]] && sce->band_type[win*16+swb] > aac_cb_out_map[cb]) { path[swb+1][cb].prev_idx = -1; path[swb+1][cb].cost = INFINITY; path[swb+1][cb].run = path[swb][cb].run + 1; continue; } for (w = 0; w < group_len; w++) { FFPsyBand *band = &s->psy.ch[s->cur_channel].psy_bands[(win+w)*16+swb]; rd += quantize_band_cost(s, sce->coeffs + start + w*128, s->scoefs + start + w*128, size, sce->sf_idx[(win+w)*16+swb], aac_cb_out_map[cb], lambda / band->threshold, INFINITY, NULL, 0); } cost_stay_here = path[swb][cb].cost + rd; cost_get_here = minrd + rd + run_bits + 4; if ( run_value_bits[sce->ics.num_windows == 8][path[swb][cb].run] != run_value_bits[sce->ics.num_windows == 8][path[swb][cb].run+1]) cost_stay_here += run_bits; if (cost_get_here < cost_stay_here) { path[swb+1][cb].prev_idx = mincb; path[swb+1][cb].cost = cost_get_here; path[swb+1][cb].run = 1; } else { path[swb+1][cb].prev_idx = cb; path[swb+1][cb].cost = cost_stay_here; path[swb+1][cb].run = path[swb][cb].run + 1; } if (path[swb+1][cb].cost < next_minrd) { next_minrd = path[swb+1][cb].cost; next_mincb = cb; } } } start += sce->ics.swb_sizes[swb]; } //convert resulting path from backward-linked list stack_len = 0; idx = 0; for (cb = 1; cb < CB_TOT_ALL; cb++) if (path[max_sfb][cb].cost < path[max_sfb][idx].cost) idx = cb; ppos = max_sfb; while (ppos > 0) { av_assert1(idx >= 0); cb = idx; stackrun[stack_len] = path[ppos][cb].run; stackcb [stack_len] = cb; idx = path[ppos-path[ppos][cb].run+1][cb].prev_idx; ppos -= path[ppos][cb].run; stack_len++; } //perform actual band info encoding start = 0; for (i = stack_len - 1; i >= 0; i--) { cb = aac_cb_out_map[stackcb[i]]; put_bits(&s->pb, 4, cb); count = stackrun[i]; memset(sce->zeroes + win*16 + start, !cb, count); //XXX: memset when band_type is also uint8_t for (j = 0; j < count; j++) { sce->band_type[win*16 + start] = cb; start++; } while (count >= run_esc) { put_bits(&s->pb, run_bits, run_esc); count -= run_esc; } put_bits(&s->pb, run_bits, count); } } | 13,328 |
1 | callback(void *priv_data, int index, uint8_t *buf, int buf_size, int64_t time) { AVFormatContext *s = priv_data; struct dshow_ctx *ctx = s->priv_data; AVPacketList **ppktl, *pktl_next; // dump_videohdr(s, vdhdr); WaitForSingleObject(ctx->mutex, INFINITE); if(shall_we_drop(s, index)) goto fail; pktl_next = av_mallocz(sizeof(AVPacketList)); if(!pktl_next) goto fail; if(av_new_packet(&pktl_next->pkt, buf_size) < 0) { av_free(pktl_next); goto fail; } pktl_next->pkt.stream_index = index; pktl_next->pkt.pts = time; memcpy(pktl_next->pkt.data, buf, buf_size); for(ppktl = &ctx->pktl ; *ppktl ; ppktl = &(*ppktl)->next); *ppktl = pktl_next; ctx->curbufsize[index] += buf_size; SetEvent(ctx->event[1]); ReleaseMutex(ctx->mutex); return; fail: ReleaseMutex(ctx->mutex); return; } | 13,329 |
1 | void fw_cfg_add_string(FWCfgState *s, uint16_t key, const char *value) { size_t sz = strlen(value) + 1; return fw_cfg_add_bytes(s, key, (uint8_t *)g_memdup(value, sz), sz); } | 13,330 |
1 | static void ide_flush_cache(IDEState *s) { if (s->blk == NULL) { ide_flush_cb(s, 0); return; } s->status |= BUSY_STAT; ide_set_retry(s); block_acct_start(blk_get_stats(s->blk), &s->acct, 0, BLOCK_ACCT_FLUSH); s->pio_aiocb = blk_aio_flush(s->blk, ide_flush_cb, s); } | 13,331 |
1 | void helper_st_asi(target_ulong addr, target_ulong val, int asi, int size) { #ifdef DEBUG_ASI dump_asi("write", addr, asi, size, val); #endif asi &= 0xff; if ((asi < 0x80 && (env->pstate & PS_PRIV) == 0) || ((env->def->features & CPU_FEATURE_HYPV) && asi >= 0x30 && asi < 0x80 && !(env->hpstate & HS_PRIV))) raise_exception(TT_PRIV_ACT); helper_check_align(addr, size - 1); /* Convert to little endian */ switch (asi) { case 0x0c: // Nucleus Little Endian (LE) case 0x18: // As if user primary LE case 0x19: // As if user secondary LE case 0x1c: // Bypass LE case 0x1d: // Bypass, non-cacheable LE case 0x88: // Primary LE case 0x89: // Secondary LE switch(size) { case 2: val = bswap16(val); break; case 4: val = bswap32(val); break; case 8: val = bswap64(val); break; default: break; } default: break; } switch(asi) { case 0x10: // As if user primary case 0x11: // As if user secondary case 0x18: // As if user primary LE case 0x19: // As if user secondary LE case 0x80: // Primary case 0x81: // Secondary case 0x88: // Primary LE case 0x89: // Secondary LE case 0xe2: // UA2007 Primary block init case 0xe3: // UA2007 Secondary block init if ((asi & 0x80) && (env->pstate & PS_PRIV)) { if ((env->def->features & CPU_FEATURE_HYPV) && env->hpstate & HS_PRIV) { switch(size) { case 1: stb_hypv(addr, val); break; case 2: stw_hypv(addr, val); break; case 4: stl_hypv(addr, val); break; case 8: default: stq_hypv(addr, val); break; } } else { /* secondary space access has lowest asi bit equal to 1 */ if (asi & 1) { switch(size) { case 1: stb_kernel_secondary(addr, val); break; case 2: stw_kernel_secondary(addr, val); break; case 4: stl_kernel_secondary(addr, val); break; case 8: default: stq_kernel_secondary(addr, val); break; } } else { switch(size) { case 1: stb_kernel(addr, val); break; case 2: stw_kernel(addr, val); break; case 4: stl_kernel(addr, val); break; case 8: default: stq_kernel(addr, val); break; } } } } else { /* secondary space access has lowest asi bit equal to 1 */ if (asi & 1) { switch(size) { case 1: stb_user_secondary(addr, val); break; case 2: stw_user_secondary(addr, val); break; case 4: stl_user_secondary(addr, val); break; case 8: default: stq_user_secondary(addr, val); break; } } else { switch(size) { case 1: stb_user(addr, val); break; case 2: stw_user(addr, val); break; case 4: stl_user(addr, val); break; case 8: default: stq_user(addr, val); break; } } } break; case 0x14: // Bypass case 0x15: // Bypass, non-cacheable case 0x1c: // Bypass LE case 0x1d: // Bypass, non-cacheable LE { switch(size) { case 1: stb_phys(addr, val); break; case 2: stw_phys(addr, val); break; case 4: stl_phys(addr, val); break; case 8: default: stq_phys(addr, val); break; } } return; case 0x24: // Nucleus quad LDD 128 bit atomic case 0x2c: // Nucleus quad LDD 128 bit atomic LE // Only ldda allowed raise_exception(TT_ILL_INSN); return; case 0x04: // Nucleus case 0x0c: // Nucleus Little Endian (LE) { switch(size) { case 1: stb_nucleus(addr, val); break; case 2: stw_nucleus(addr, val); break; case 4: stl_nucleus(addr, val); break; default: case 8: stq_nucleus(addr, val); break; } break; } case 0x4a: // UPA config // XXX return; case 0x45: // LSU { uint64_t oldreg; oldreg = env->lsu; env->lsu = val & (DMMU_E | IMMU_E); // Mappings generated during D/I MMU disabled mode are // invalid in normal mode if (oldreg != env->lsu) { DPRINTF_MMU("LSU change: 0x%" PRIx64 " -> 0x%" PRIx64 "\n", oldreg, env->lsu); #ifdef DEBUG_MMU dump_mmu(env); #endif tlb_flush(env, 1); } return; } case 0x50: // I-MMU regs { int reg = (addr >> 3) & 0xf; uint64_t oldreg; oldreg = env->immuregs[reg]; switch(reg) { case 0: // RO return; case 1: // Not in I-MMU case 2: return; case 3: // SFSR if ((val & 1) == 0) val = 0; // Clear SFSR env->immu.sfsr = val; break; case 4: // RO return; case 5: // TSB access DPRINTF_MMU("immu TSB write: 0x%016" PRIx64 " -> 0x%016" PRIx64 "\n", env->immu.tsb, val); env->immu.tsb = val; break; case 6: // Tag access env->immu.tag_access = val; break; case 7: case 8: return; default: break; } if (oldreg != env->immuregs[reg]) { DPRINTF_MMU("immu change reg[%d]: 0x%016" PRIx64 " -> 0x%016" PRIx64 "\n", reg, oldreg, env->immuregs[reg]); } #ifdef DEBUG_MMU dump_mmu(env); #endif return; } case 0x54: // I-MMU data in replace_tlb_1bit_lru(env->itlb, env->immu.tag_access, val, "immu", env); return; case 0x55: // I-MMU data access { // TODO: auto demap unsigned int i = (addr >> 3) & 0x3f; replace_tlb_entry(&env->itlb[i], env->immu.tag_access, val, env); #ifdef DEBUG_MMU DPRINTF_MMU("immu data access replaced entry [%i]\n", i); dump_mmu(env); #endif return; } case 0x57: // I-MMU demap demap_tlb(env->itlb, addr, "immu", env); return; case 0x58: // D-MMU regs { int reg = (addr >> 3) & 0xf; uint64_t oldreg; oldreg = env->dmmuregs[reg]; switch(reg) { case 0: // RO case 4: return; case 3: // SFSR if ((val & 1) == 0) { val = 0; // Clear SFSR, Fault address env->dmmu.sfar = 0; } env->dmmu.sfsr = val; break; case 1: // Primary context env->dmmu.mmu_primary_context = val; break; case 2: // Secondary context env->dmmu.mmu_secondary_context = val; break; case 5: // TSB access DPRINTF_MMU("dmmu TSB write: 0x%016" PRIx64 " -> 0x%016" PRIx64 "\n", env->dmmu.tsb, val); env->dmmu.tsb = val; break; case 6: // Tag access env->dmmu.tag_access = val; break; case 7: // Virtual Watchpoint case 8: // Physical Watchpoint default: env->dmmuregs[reg] = val; break; } if (oldreg != env->dmmuregs[reg]) { DPRINTF_MMU("dmmu change reg[%d]: 0x%016" PRIx64 " -> 0x%016" PRIx64 "\n", reg, oldreg, env->dmmuregs[reg]); } #ifdef DEBUG_MMU dump_mmu(env); #endif return; } case 0x5c: // D-MMU data in replace_tlb_1bit_lru(env->dtlb, env->dmmu.tag_access, val, "dmmu", env); return; case 0x5d: // D-MMU data access { unsigned int i = (addr >> 3) & 0x3f; replace_tlb_entry(&env->dtlb[i], env->dmmu.tag_access, val, env); #ifdef DEBUG_MMU DPRINTF_MMU("dmmu data access replaced entry [%i]\n", i); dump_mmu(env); #endif return; } case 0x5f: // D-MMU demap demap_tlb(env->dtlb, addr, "dmmu", env); return; case 0x49: // Interrupt data receive // XXX return; case 0x46: // D-cache data case 0x47: // D-cache tag access case 0x4b: // E-cache error enable case 0x4c: // E-cache asynchronous fault status case 0x4d: // E-cache asynchronous fault address case 0x4e: // E-cache tag data case 0x66: // I-cache instruction access case 0x67: // I-cache tag access case 0x6e: // I-cache predecode case 0x6f: // I-cache LRU etc. case 0x76: // E-cache tag case 0x7e: // E-cache tag return; case 0x51: // I-MMU 8k TSB pointer, RO case 0x52: // I-MMU 64k TSB pointer, RO case 0x56: // I-MMU tag read, RO case 0x59: // D-MMU 8k TSB pointer, RO case 0x5a: // D-MMU 64k TSB pointer, RO case 0x5b: // D-MMU data pointer, RO case 0x5e: // D-MMU tag read, RO case 0x48: // Interrupt dispatch, RO case 0x7f: // Incoming interrupt vector, RO case 0x82: // Primary no-fault, RO case 0x83: // Secondary no-fault, RO case 0x8a: // Primary no-fault LE, RO case 0x8b: // Secondary no-fault LE, RO default: do_unassigned_access(addr, 1, 0, 1, size); return; } } | 13,332 |
1 | static int xan_decode_frame_type0(AVCodecContext *avctx, AVPacket *avpkt) { const uint8_t *buf = avpkt->data; XanContext *s = avctx->priv_data; uint8_t *ybuf, *prev_buf, *src = s->scratch_buffer; unsigned chroma_off, corr_off; int cur, last, size; int i, j; int ret; corr_off = AV_RL32(buf + 8); chroma_off = AV_RL32(buf + 4); if ((ret = xan_decode_chroma(avctx, avpkt)) != 0) return ret; size = avpkt->size - 4; if (corr_off >= avpkt->size) { av_log(avctx, AV_LOG_WARNING, "Ignoring invalid correction block position\n"); corr_off = 0; } if (corr_off) size = corr_off; if (chroma_off) size = FFMIN(size, chroma_off); ret = xan_unpack_luma(buf + 12, size, src, s->buffer_size >> 1); if (ret) { av_log(avctx, AV_LOG_ERROR, "Luma decoding failed\n"); return ret; } ybuf = s->y_buffer; last = *src++; ybuf[0] = last << 1; for (j = 1; j < avctx->width - 1; j += 2) { cur = (last + *src++) & 0x1F; ybuf[j] = last + cur; ybuf[j+1] = cur << 1; last = cur; } ybuf[j] = last << 1; prev_buf = ybuf; ybuf += avctx->width; for (i = 1; i < avctx->height; i++) { last = ((prev_buf[0] >> 1) + *src++) & 0x1F; ybuf[0] = last << 1; for (j = 1; j < avctx->width - 1; j += 2) { cur = ((prev_buf[j + 1] >> 1) + *src++) & 0x1F; ybuf[j] = last + cur; ybuf[j+1] = cur << 1; last = cur; } ybuf[j] = last << 1; prev_buf = ybuf; ybuf += avctx->width; } if (corr_off) { int corr_end, dec_size; corr_end = avpkt->size; if (chroma_off > corr_off) corr_end = chroma_off; dec_size = xan_unpack(s->scratch_buffer, s->buffer_size, avpkt->data + 8 + corr_off, corr_end - corr_off); if (dec_size < 0) dec_size = 0; for (i = 0; i < dec_size; i++) s->y_buffer[i*2+1] = (s->y_buffer[i*2+1] + (s->scratch_buffer[i] << 1)) & 0x3F; } src = s->y_buffer; ybuf = s->pic.data[0]; for (j = 0; j < avctx->height; j++) { for (i = 0; i < avctx->width; i++) ybuf[i] = (src[i] << 2) | (src[i] >> 3); src += avctx->width; ybuf += s->pic.linesize[0]; } return 0; } | 13,333 |
1 | static void set_chr(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { DeviceState *dev = DEVICE(obj); Error *local_err = NULL; Property *prop = opaque; CharBackend *be = qdev_get_prop_ptr(dev, prop); CharDriverState *s; char *str; if (dev->realized) { qdev_prop_set_after_realize(dev, name, errp); return; } visit_type_str(v, name, &str, &local_err); if (local_err) { error_propagate(errp, local_err); return; } if (!*str) { g_free(str); be->chr = NULL; return; } s = qemu_chr_find(str); g_free(str); if (s == NULL) { error_setg(errp, "Property '%s.%s' can't find value '%s'", object_get_typename(obj), prop->name, str); return; } if (!qemu_chr_fe_init(be, s, errp)) { error_prepend(errp, "Property '%s.%s' can't take value '%s': ", object_get_typename(obj), prop->name, str); return; } } | 13,335 |
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