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0 | static int decode_frame(AVCodecContext * avctx, void *data, int *got_frame, AVPacket *avpkt) { KmvcContext *const ctx = avctx->priv_data; AVFrame *frame = data; uint8_t *out, *src; int i, ret; int header; int blocksize; const uint8_t *pal = av_packet_get_side_data(avpkt, AV_PKT_DATA_PALETTE, NULL); bytestream2_init(&ctx->g, avpkt->data, avpkt->size); if ((ret = ff_get_buffer(avctx, frame, 0)) < 0) return ret; header = bytestream2_get_byte(&ctx->g); /* blocksize 127 is really palette change event */ if (bytestream2_peek_byte(&ctx->g) == 127) { bytestream2_skip(&ctx->g, 3); for (i = 0; i < 127; i++) { ctx->pal[i + (header & 0x81)] = 0xFFU << 24 | bytestream2_get_be24(&ctx->g); bytestream2_skip(&ctx->g, 1); } bytestream2_seek(&ctx->g, -127 * 4 - 3, SEEK_CUR); } if (header & KMVC_KEYFRAME) { frame->key_frame = 1; frame->pict_type = AV_PICTURE_TYPE_I; } else { frame->key_frame = 0; frame->pict_type = AV_PICTURE_TYPE_P; } if (header & KMVC_PALETTE) { frame->palette_has_changed = 1; // palette starts from index 1 and has 127 entries for (i = 1; i <= ctx->palsize; i++) { ctx->pal[i] = 0xFFU << 24 | bytestream2_get_be24(&ctx->g); } } if (pal) { frame->palette_has_changed = 1; memcpy(ctx->pal, pal, AVPALETTE_SIZE); } if (ctx->setpal) { ctx->setpal = 0; frame->palette_has_changed = 1; } /* make the palette available on the way out */ memcpy(frame->data[1], ctx->pal, 1024); blocksize = bytestream2_get_byte(&ctx->g); if (blocksize != 8 && blocksize != 127) { av_log(avctx, AV_LOG_ERROR, "Block size = %i\n", blocksize); return AVERROR_INVALIDDATA; } memset(ctx->cur, 0, 320 * 200); switch (header & KMVC_METHOD) { case 0: case 1: // used in palette changed event memcpy(ctx->cur, ctx->prev, 320 * 200); break; case 3: kmvc_decode_intra_8x8(ctx, avctx->width, avctx->height); break; case 4: kmvc_decode_inter_8x8(ctx, avctx->width, avctx->height); break; default: av_log(avctx, AV_LOG_ERROR, "Unknown compression method %i\n", header & KMVC_METHOD); return AVERROR_INVALIDDATA; } out = frame->data[0]; src = ctx->cur; for (i = 0; i < avctx->height; i++) { memcpy(out, src, avctx->width); src += 320; out += frame->linesize[0]; } /* flip buffers */ if (ctx->cur == ctx->frm0) { ctx->cur = ctx->frm1; ctx->prev = ctx->frm0; } else { ctx->cur = ctx->frm0; ctx->prev = ctx->frm1; } *got_frame = 1; /* always report that the buffer was completely consumed */ return avpkt->size; } | 11,083 |
0 | static int test_vector_fmul(AVFloatDSPContext *fdsp, AVFloatDSPContext *cdsp, const float *v1, const float *v2) { LOCAL_ALIGNED(32, float, cdst, [LEN]); LOCAL_ALIGNED(32, float, odst, [LEN]); int ret; cdsp->vector_fmul(cdst, v1, v2, LEN); fdsp->vector_fmul(odst, v1, v2, LEN); if (ret = compare_floats(cdst, odst, LEN, FLT_EPSILON)) av_log(NULL, AV_LOG_ERROR, "vector_fmul failed\n"); return ret; } | 11,085 |
0 | static int vc1_decode_frame(AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt) { const uint8_t *buf = avpkt->data; int buf_size = avpkt->size, n_slices = 0, i, ret; VC1Context *v = avctx->priv_data; MpegEncContext *s = &v->s; AVFrame *pict = data; uint8_t *buf2 = NULL; const uint8_t *buf_start = buf; int mb_height, n_slices1; struct { uint8_t *buf; GetBitContext gb; int mby_start; } *slices = NULL, *tmp; /* no supplementary picture */ if (buf_size == 0 || (buf_size == 4 && AV_RB32(buf) == VC1_CODE_ENDOFSEQ)) { /* special case for last picture */ if (s->low_delay == 0 && s->next_picture_ptr) { if ((ret = av_frame_ref(pict, s->next_picture_ptr->f)) < 0) return ret; s->next_picture_ptr = NULL; *got_frame = 1; } return 0; } //for advanced profile we may need to parse and unescape data if (avctx->codec_id == AV_CODEC_ID_VC1 || avctx->codec_id == AV_CODEC_ID_VC1IMAGE) { int buf_size2 = 0; buf2 = av_mallocz(buf_size + FF_INPUT_BUFFER_PADDING_SIZE); if (IS_MARKER(AV_RB32(buf))) { /* frame starts with marker and needs to be parsed */ const uint8_t *start, *end, *next; int size; next = buf; for (start = buf, end = buf + buf_size; next < end; start = next) { next = find_next_marker(start + 4, end); size = next - start - 4; if (size <= 0) continue; switch (AV_RB32(start)) { case VC1_CODE_FRAME: if (avctx->hwaccel) buf_start = start; buf_size2 = vc1_unescape_buffer(start + 4, size, buf2); break; case VC1_CODE_FIELD: { int buf_size3; tmp = av_realloc(slices, sizeof(*slices) * (n_slices+1)); if (!tmp) goto err; slices = tmp; slices[n_slices].buf = av_mallocz(buf_size + FF_INPUT_BUFFER_PADDING_SIZE); if (!slices[n_slices].buf) goto err; buf_size3 = vc1_unescape_buffer(start + 4, size, slices[n_slices].buf); init_get_bits(&slices[n_slices].gb, slices[n_slices].buf, buf_size3 << 3); /* assuming that the field marker is at the exact middle, hope it's correct */ slices[n_slices].mby_start = s->mb_height >> 1; n_slices1 = n_slices - 1; // index of the last slice of the first field n_slices++; break; } case VC1_CODE_ENTRYPOINT: /* it should be before frame data */ buf_size2 = vc1_unescape_buffer(start + 4, size, buf2); init_get_bits(&s->gb, buf2, buf_size2 * 8); ff_vc1_decode_entry_point(avctx, v, &s->gb); break; case VC1_CODE_SLICE: { int buf_size3; tmp = av_realloc(slices, sizeof(*slices) * (n_slices+1)); if (!tmp) goto err; slices = tmp; slices[n_slices].buf = av_mallocz(buf_size + FF_INPUT_BUFFER_PADDING_SIZE); if (!slices[n_slices].buf) goto err; buf_size3 = vc1_unescape_buffer(start + 4, size, slices[n_slices].buf); init_get_bits(&slices[n_slices].gb, slices[n_slices].buf, buf_size3 << 3); slices[n_slices].mby_start = get_bits(&slices[n_slices].gb, 9); n_slices++; break; } } } } else if (v->interlace && ((buf[0] & 0xC0) == 0xC0)) { /* WVC1 interlaced stores both fields divided by marker */ const uint8_t *divider; int buf_size3; divider = find_next_marker(buf, buf + buf_size); if ((divider == (buf + buf_size)) || AV_RB32(divider) != VC1_CODE_FIELD) { av_log(avctx, AV_LOG_ERROR, "Error in WVC1 interlaced frame\n"); goto err; } else { // found field marker, unescape second field tmp = av_realloc(slices, sizeof(*slices) * (n_slices+1)); if (!tmp) goto err; slices = tmp; slices[n_slices].buf = av_mallocz(buf_size + FF_INPUT_BUFFER_PADDING_SIZE); if (!slices[n_slices].buf) goto err; buf_size3 = vc1_unescape_buffer(divider + 4, buf + buf_size - divider - 4, slices[n_slices].buf); init_get_bits(&slices[n_slices].gb, slices[n_slices].buf, buf_size3 << 3); slices[n_slices].mby_start = s->mb_height >> 1; n_slices1 = n_slices - 1; n_slices++; } buf_size2 = vc1_unescape_buffer(buf, divider - buf, buf2); } else { buf_size2 = vc1_unescape_buffer(buf, buf_size, buf2); } init_get_bits(&s->gb, buf2, buf_size2*8); } else init_get_bits(&s->gb, buf, buf_size*8); if (v->res_sprite) { v->new_sprite = !get_bits1(&s->gb); v->two_sprites = get_bits1(&s->gb); /* res_sprite means a Windows Media Image stream, AV_CODEC_ID_*IMAGE means we're using the sprite compositor. These are intentionally kept separate so you can get the raw sprites by using the wmv3 decoder for WMVP or the vc1 one for WVP2 */ if (avctx->codec_id == AV_CODEC_ID_WMV3IMAGE || avctx->codec_id == AV_CODEC_ID_VC1IMAGE) { if (v->new_sprite) { // switch AVCodecContext parameters to those of the sprites avctx->width = avctx->coded_width = v->sprite_width; avctx->height = avctx->coded_height = v->sprite_height; } else { goto image; } } } if (s->context_initialized && (s->width != avctx->coded_width || s->height != avctx->coded_height)) { ff_vc1_decode_end(avctx); } if (!s->context_initialized) { if (ff_msmpeg4_decode_init(avctx) < 0) goto err; if (ff_vc1_decode_init_alloc_tables(v) < 0) { ff_mpv_common_end(s); goto err; } s->low_delay = !avctx->has_b_frames || v->res_sprite; if (v->profile == PROFILE_ADVANCED) { s->h_edge_pos = avctx->coded_width; s->v_edge_pos = avctx->coded_height; } } // do parse frame header v->pic_header_flag = 0; v->first_pic_header_flag = 1; if (v->profile < PROFILE_ADVANCED) { if (ff_vc1_parse_frame_header(v, &s->gb) < 0) { goto err; } } else { if (ff_vc1_parse_frame_header_adv(v, &s->gb) < 0) { goto err; } } v->first_pic_header_flag = 0; if ((avctx->codec_id == AV_CODEC_ID_WMV3IMAGE || avctx->codec_id == AV_CODEC_ID_VC1IMAGE) && s->pict_type != AV_PICTURE_TYPE_I) { av_log(v->s.avctx, AV_LOG_ERROR, "Sprite decoder: expected I-frame\n"); goto err; } // for skipping the frame s->current_picture.f->pict_type = s->pict_type; s->current_picture.f->key_frame = s->pict_type == AV_PICTURE_TYPE_I; /* skip B-frames if we don't have reference frames */ if (s->last_picture_ptr == NULL && (s->pict_type == AV_PICTURE_TYPE_B || s->droppable)) { goto end; } if ((avctx->skip_frame >= AVDISCARD_NONREF && s->pict_type == AV_PICTURE_TYPE_B) || (avctx->skip_frame >= AVDISCARD_NONKEY && s->pict_type != AV_PICTURE_TYPE_I) || avctx->skip_frame >= AVDISCARD_ALL) { goto end; } if (s->next_p_frame_damaged) { if (s->pict_type == AV_PICTURE_TYPE_B) goto end; else s->next_p_frame_damaged = 0; } if (ff_mpv_frame_start(s, avctx) < 0) { goto err; } // process pulldown flags s->current_picture_ptr->f->repeat_pict = 0; // Pulldown flags are only valid when 'broadcast' has been set. // So ticks_per_frame will be 2 if (v->rff) { // repeat field s->current_picture_ptr->f->repeat_pict = 1; } else if (v->rptfrm) { // repeat frames s->current_picture_ptr->f->repeat_pict = v->rptfrm * 2; } s->me.qpel_put = s->qdsp.put_qpel_pixels_tab; s->me.qpel_avg = s->qdsp.avg_qpel_pixels_tab; if (avctx->hwaccel) { if (avctx->hwaccel->start_frame(avctx, buf, buf_size) < 0) goto err; if (avctx->hwaccel->decode_slice(avctx, buf_start, (buf + buf_size) - buf_start) < 0) goto err; if (avctx->hwaccel->end_frame(avctx) < 0) goto err; } else { int header_ret = 0; ff_mpeg_er_frame_start(s); v->bits = buf_size * 8; v->end_mb_x = s->mb_width; if (v->field_mode) { s->current_picture.f->linesize[0] <<= 1; s->current_picture.f->linesize[1] <<= 1; s->current_picture.f->linesize[2] <<= 1; s->linesize <<= 1; s->uvlinesize <<= 1; } mb_height = s->mb_height >> v->field_mode; if (!mb_height) { av_log(v->s.avctx, AV_LOG_ERROR, "Invalid mb_height.\n"); goto err; } for (i = 0; i <= n_slices; i++) { if (i > 0 && slices[i - 1].mby_start >= mb_height) { if (v->field_mode <= 0) { av_log(v->s.avctx, AV_LOG_ERROR, "Slice %d starts beyond " "picture boundary (%d >= %d)\n", i, slices[i - 1].mby_start, mb_height); continue; } v->second_field = 1; v->blocks_off = s->mb_width * s->mb_height << 1; v->mb_off = s->mb_stride * s->mb_height >> 1; } else { v->second_field = 0; v->blocks_off = 0; v->mb_off = 0; } if (i) { v->pic_header_flag = 0; if (v->field_mode && i == n_slices1 + 2) { if ((header_ret = ff_vc1_parse_frame_header_adv(v, &s->gb)) < 0) { av_log(v->s.avctx, AV_LOG_ERROR, "Field header damaged\n"); if (avctx->err_recognition & AV_EF_EXPLODE) goto err; continue; } } else if (get_bits1(&s->gb)) { v->pic_header_flag = 1; if ((header_ret = ff_vc1_parse_frame_header_adv(v, &s->gb)) < 0) { av_log(v->s.avctx, AV_LOG_ERROR, "Slice header damaged\n"); if (avctx->err_recognition & AV_EF_EXPLODE) goto err; continue; } } } if (header_ret < 0) continue; s->start_mb_y = (i == 0) ? 0 : FFMAX(0, slices[i-1].mby_start % mb_height); if (!v->field_mode || v->second_field) s->end_mb_y = (i == n_slices ) ? mb_height : FFMIN(mb_height, slices[i].mby_start % mb_height); else s->end_mb_y = (i <= n_slices1 + 1) ? mb_height : FFMIN(mb_height, slices[i].mby_start % mb_height); ff_vc1_decode_blocks(v); if (i != n_slices) s->gb = slices[i].gb; } if (v->field_mode) { v->second_field = 0; s->current_picture.f->linesize[0] >>= 1; s->current_picture.f->linesize[1] >>= 1; s->current_picture.f->linesize[2] >>= 1; s->linesize >>= 1; s->uvlinesize >>= 1; if (v->s.pict_type != AV_PICTURE_TYPE_BI && v->s.pict_type != AV_PICTURE_TYPE_B) { FFSWAP(uint8_t *, v->mv_f_next[0], v->mv_f[0]); FFSWAP(uint8_t *, v->mv_f_next[1], v->mv_f[1]); } } av_dlog(s->avctx, "Consumed %i/%i bits\n", get_bits_count(&s->gb), s->gb.size_in_bits); // if (get_bits_count(&s->gb) > buf_size * 8) // return -1; if (!v->field_mode) ff_er_frame_end(&s->er); } ff_mpv_frame_end(s); if (avctx->codec_id == AV_CODEC_ID_WMV3IMAGE || avctx->codec_id == AV_CODEC_ID_VC1IMAGE) { image: avctx->width = avctx->coded_width = v->output_width; avctx->height = avctx->coded_height = v->output_height; if (avctx->skip_frame >= AVDISCARD_NONREF) goto end; #if CONFIG_WMV3IMAGE_DECODER || CONFIG_VC1IMAGE_DECODER if (vc1_decode_sprites(v, &s->gb)) goto err; #endif if ((ret = av_frame_ref(pict, v->sprite_output_frame)) < 0) goto err; *got_frame = 1; } else { if (s->pict_type == AV_PICTURE_TYPE_B || s->low_delay) { if ((ret = av_frame_ref(pict, s->current_picture_ptr->f)) < 0) goto err; ff_print_debug_info(s, s->current_picture_ptr); *got_frame = 1; } else if (s->last_picture_ptr != NULL) { if ((ret = av_frame_ref(pict, s->last_picture_ptr->f)) < 0) goto err; ff_print_debug_info(s, s->last_picture_ptr); *got_frame = 1; } } end: av_free(buf2); for (i = 0; i < n_slices; i++) av_free(slices[i].buf); av_free(slices); return buf_size; err: av_free(buf2); for (i = 0; i < n_slices; i++) av_free(slices[i].buf); av_free(slices); return -1; } | 11,086 |
0 | static int flac_write_block_comment(AVIOContext *pb, AVDictionary **m, int last_block, int bitexact) { const char *vendor = bitexact ? "ffmpeg" : LIBAVFORMAT_IDENT; unsigned int len; uint8_t *p, *p0; ff_metadata_conv(m, ff_vorbiscomment_metadata_conv, NULL); len = ff_vorbiscomment_length(*m, vendor); p0 = av_malloc(len+4); if (!p0) return AVERROR(ENOMEM); p = p0; bytestream_put_byte(&p, last_block ? 0x84 : 0x04); bytestream_put_be24(&p, len); ff_vorbiscomment_write(&p, m, vendor); avio_write(pb, p0, len+4); av_freep(&p0); p = NULL; return 0; } | 11,088 |
0 | static void modified_levinson_durbin(int *window, int window_entries, int *out, int out_entries, int channels, int *tap_quant) { int i; int *state = av_calloc(window_entries, sizeof(*state)); memcpy(state, window, 4* window_entries); for (i = 0; i < out_entries; i++) { int step = (i+1)*channels, k, j; double xx = 0.0, xy = 0.0; #if 1 int *x_ptr = &(window[step]); int *state_ptr = &(state[0]); j = window_entries - step; for (;j>0;j--,x_ptr++,state_ptr++) { double x_value = *x_ptr; double state_value = *state_ptr; xx += state_value*state_value; xy += x_value*state_value; } #else for (j = 0; j <= (window_entries - step); j++); { double stepval = window[step+j]; double stateval = window[j]; // xx += (double)window[j]*(double)window[j]; // xy += (double)window[step+j]*(double)window[j]; xx += stateval*stateval; xy += stepval*stateval; } #endif if (xx == 0.0) k = 0; else k = (int)(floor(-xy/xx * (double)LATTICE_FACTOR / (double)(tap_quant[i]) + 0.5)); if (k > (LATTICE_FACTOR/tap_quant[i])) k = LATTICE_FACTOR/tap_quant[i]; if (-k > (LATTICE_FACTOR/tap_quant[i])) k = -(LATTICE_FACTOR/tap_quant[i]); out[i] = k; k *= tap_quant[i]; #if 1 x_ptr = &(window[step]); state_ptr = &(state[0]); j = window_entries - step; for (;j>0;j--,x_ptr++,state_ptr++) { int x_value = *x_ptr; int state_value = *state_ptr; *x_ptr = x_value + shift_down(k*state_value,LATTICE_SHIFT); *state_ptr = state_value + shift_down(k*x_value, LATTICE_SHIFT); } #else for (j=0; j <= (window_entries - step); j++) { int stepval = window[step+j]; int stateval=state[j]; window[step+j] += shift_down(k * stateval, LATTICE_SHIFT); state[j] += shift_down(k * stepval, LATTICE_SHIFT); } #endif } av_free(state); } | 11,089 |
0 | void av_url_split(char *proto, int proto_size, char *authorization, int authorization_size, char *hostname, int hostname_size, int *port_ptr, char *path, int path_size, const char *url) { const char *p, *ls, *ls2, *at, *col, *brk; if (port_ptr) *port_ptr = -1; if (proto_size > 0) proto[0] = 0; if (authorization_size > 0) authorization[0] = 0; if (hostname_size > 0) hostname[0] = 0; if (path_size > 0) path[0] = 0; /* parse protocol */ if ((p = strchr(url, ':'))) { av_strlcpy(proto, url, FFMIN(proto_size, p + 1 - url)); p++; /* skip ':' */ if (*p == '/') p++; if (*p == '/') p++; } else { /* no protocol means plain filename */ av_strlcpy(path, url, path_size); return; } /* separate path from hostname */ ls = strchr(p, '/'); ls2 = strchr(p, '?'); if(!ls) ls = ls2; else if (ls && ls2) ls = FFMIN(ls, ls2); if(ls) av_strlcpy(path, ls, path_size); else ls = &p[strlen(p)]; // XXX /* the rest is hostname, use that to parse auth/port */ if (ls != p) { /* authorization (user[:pass]@hostname) */ if ((at = strchr(p, '@')) && at < ls) { av_strlcpy(authorization, p, FFMIN(authorization_size, at + 1 - p)); p = at + 1; /* skip '@' */ } if (*p == '[' && (brk = strchr(p, ']')) && brk < ls) { /* [host]:port */ av_strlcpy(hostname, p + 1, FFMIN(hostname_size, brk - p)); if (brk[1] == ':' && port_ptr) *port_ptr = atoi(brk + 2); } else if ((col = strchr(p, ':')) && col < ls) { av_strlcpy(hostname, p, FFMIN(col + 1 - p, hostname_size)); if (port_ptr) *port_ptr = atoi(col + 1); } else av_strlcpy(hostname, p, FFMIN(ls + 1 - p, hostname_size)); } } | 11,090 |
1 | static void ohci_bus_stop(OHCIState *ohci) { trace_usb_ohci_stop(ohci->name); if (ohci->eof_timer) { timer_del(ohci->eof_timer); timer_free(ohci->eof_timer); } ohci->eof_timer = NULL; } | 11,091 |
1 | static int avisynth_read_header(AVFormatContext *s) { AVISynthContext *avs = s->priv_data; HRESULT res; AVIFILEINFO info; DWORD id; AVStream *st; AVISynthStream *stream; wchar_t filename_wchar[1024] = { 0 }; char filename_char[1024] = { 0 }; AVIFileInit(); /* avisynth can't accept UTF-8 filename */ MultiByteToWideChar(CP_UTF8, 0, s->filename, -1, filename_wchar, 1024); WideCharToMultiByte(CP_THREAD_ACP, 0, filename_wchar, -1, filename_char, 1024, NULL, NULL); res = AVIFileOpen(&avs->file, filename_char, OF_READ|OF_SHARE_DENY_WRITE, NULL); if (res != S_OK) { av_log(s, AV_LOG_ERROR, "AVIFileOpen failed with error %ld", res); AVIFileExit(); return -1; } res = AVIFileInfo(avs->file, &info, sizeof(info)); if (res != S_OK) { av_log(s, AV_LOG_ERROR, "AVIFileInfo failed with error %ld", res); AVIFileExit(); return -1; } avs->streams = av_mallocz(info.dwStreams * sizeof(AVISynthStream)); for (id=0; id<info.dwStreams; id++) { stream = &avs->streams[id]; stream->read = 0; if (AVIFileGetStream(avs->file, &stream->handle, 0, id) == S_OK) { if (AVIStreamInfo(stream->handle, &stream->info, sizeof(stream->info)) == S_OK) { if (stream->info.fccType == streamtypeAUDIO) { WAVEFORMATEX wvfmt; LONG struct_size = sizeof(WAVEFORMATEX); if (AVIStreamReadFormat(stream->handle, 0, &wvfmt, &struct_size) != S_OK) continue; st = avformat_new_stream(s, NULL); st->id = id; st->codec->codec_type = AVMEDIA_TYPE_AUDIO; st->codec->block_align = wvfmt.nBlockAlign; st->codec->channels = wvfmt.nChannels; st->codec->sample_rate = wvfmt.nSamplesPerSec; st->codec->bit_rate = wvfmt.nAvgBytesPerSec * 8; st->codec->bits_per_coded_sample = wvfmt.wBitsPerSample; stream->chunck_samples = wvfmt.nSamplesPerSec * (uint64_t)info.dwScale / (uint64_t)info.dwRate; stream->chunck_size = stream->chunck_samples * wvfmt.nChannels * wvfmt.wBitsPerSample / 8; st->codec->codec_tag = wvfmt.wFormatTag; st->codec->codec_id = ff_wav_codec_get_id(wvfmt.wFormatTag, st->codec->bits_per_coded_sample); } else if (stream->info.fccType == streamtypeVIDEO) { BITMAPINFO imgfmt; LONG struct_size = sizeof(BITMAPINFO); stream->chunck_size = stream->info.dwSampleSize; stream->chunck_samples = 1; if (AVIStreamReadFormat(stream->handle, 0, &imgfmt, &struct_size) != S_OK) continue; st = avformat_new_stream(s, NULL); st->id = id; st->codec->codec_type = AVMEDIA_TYPE_VIDEO; st->r_frame_rate.num = stream->info.dwRate; st->r_frame_rate.den = stream->info.dwScale; st->codec->width = imgfmt.bmiHeader.biWidth; st->codec->height = imgfmt.bmiHeader.biHeight; st->codec->bits_per_coded_sample = imgfmt.bmiHeader.biBitCount; st->codec->bit_rate = (uint64_t)stream->info.dwSampleSize * (uint64_t)stream->info.dwRate * 8 / (uint64_t)stream->info.dwScale; st->codec->codec_tag = imgfmt.bmiHeader.biCompression; st->codec->codec_id = ff_codec_get_id(ff_codec_bmp_tags, imgfmt.bmiHeader.biCompression); st->duration = stream->info.dwLength; } else { AVIStreamRelease(stream->handle); continue; } avs->nb_streams++; st->codec->stream_codec_tag = stream->info.fccHandler; avpriv_set_pts_info(st, 64, info.dwScale, info.dwRate); st->start_time = stream->info.dwStart; } } } return 0; } | 11,092 |
1 | void ioinst_handle_rsch(S390CPU *cpu, uint64_t reg1) { int cssid, ssid, schid, m; SubchDev *sch; int ret = -ENODEV; int cc; if (ioinst_disassemble_sch_ident(reg1, &m, &cssid, &ssid, &schid)) { program_interrupt(&cpu->env, PGM_OPERAND, 4); return; } trace_ioinst_sch_id("rsch", cssid, ssid, schid); sch = css_find_subch(m, cssid, ssid, schid); if (sch && css_subch_visible(sch)) { ret = css_do_rsch(sch); } switch (ret) { case -ENODEV: cc = 3; break; case -EINVAL: cc = 2; break; case 0: cc = 0; break; default: cc = 1; break; } setcc(cpu, cc); } | 11,093 |
1 | static int commit_one_file(BDRVVVFATState* s, int dir_index, uint32_t offset) { direntry_t* direntry = array_get(&(s->directory), dir_index); uint32_t c = begin_of_direntry(direntry); uint32_t first_cluster = c; mapping_t* mapping = find_mapping_for_cluster(s, c); uint32_t size = filesize_of_direntry(direntry); char* cluster = g_malloc(s->cluster_size); uint32_t i; int fd = 0; assert(offset < size); assert((offset % s->cluster_size) == 0); for (i = s->cluster_size; i < offset; i += s->cluster_size) c = modified_fat_get(s, c); fd = open(mapping->path, O_RDWR | O_CREAT | O_BINARY, 0666); if (fd < 0) { fprintf(stderr, "Could not open %s... (%s, %d)\n", mapping->path, strerror(errno), errno); return fd; } if (offset > 0) if (lseek(fd, offset, SEEK_SET) != offset) return -3; while (offset < size) { uint32_t c1; int rest_size = (size - offset > s->cluster_size ? s->cluster_size : size - offset); int ret; c1 = modified_fat_get(s, c); assert((size - offset == 0 && fat_eof(s, c)) || (size > offset && c >=2 && !fat_eof(s, c))); ret = vvfat_read(s->bs, cluster2sector(s, c), (uint8_t*)cluster, (rest_size + 0x1ff) / 0x200); if (ret < 0) return ret; if (write(fd, cluster, rest_size) < 0) return -2; offset += rest_size; c = c1; } if (ftruncate(fd, size)) { perror("ftruncate()"); close(fd); return -4; } close(fd); return commit_mappings(s, first_cluster, dir_index); } | 11,094 |
1 | static int vhost_user_read(struct vhost_dev *dev, VhostUserMsg *msg) { CharDriverState *chr = dev->opaque; uint8_t *p = (uint8_t *) msg; int r, size = VHOST_USER_HDR_SIZE; r = qemu_chr_fe_read_all(chr, p, size); if (r != size) { error_report("Failed to read msg header. Read %d instead of %d.", r, size); goto fail; } /* validate received flags */ if (msg->flags != (VHOST_USER_REPLY_MASK | VHOST_USER_VERSION)) { error_report("Failed to read msg header." " Flags 0x%x instead of 0x%x.", msg->flags, VHOST_USER_REPLY_MASK | VHOST_USER_VERSION); goto fail; } /* validate message size is sane */ if (msg->size > VHOST_USER_PAYLOAD_SIZE) { error_report("Failed to read msg header." " Size %d exceeds the maximum %zu.", msg->size, VHOST_USER_PAYLOAD_SIZE); goto fail; } if (msg->size) { p += VHOST_USER_HDR_SIZE; size = msg->size; r = qemu_chr_fe_read_all(chr, p, size); if (r != size) { error_report("Failed to read msg payload." " Read %d instead of %d.", r, msg->size); goto fail; } } return 0; fail: return -1; } | 11,096 |
1 | av_cold void ff_vp9dsp_init_x86(VP9DSPContext *dsp, int bpp) { #if HAVE_YASM int cpu_flags; if (bpp != 8) return; cpu_flags = av_get_cpu_flags(); #define init_fpel(idx1, idx2, sz, type, opt) \ dsp->mc[idx1][FILTER_8TAP_SMOOTH ][idx2][0][0] = \ dsp->mc[idx1][FILTER_8TAP_REGULAR][idx2][0][0] = \ dsp->mc[idx1][FILTER_8TAP_SHARP ][idx2][0][0] = \ dsp->mc[idx1][FILTER_BILINEAR ][idx2][0][0] = ff_vp9_##type##sz##_##opt #define init_subpel1(idx1, idx2, idxh, idxv, sz, dir, type, opt) \ dsp->mc[idx1][FILTER_8TAP_SMOOTH ][idx2][idxh][idxv] = type##_8tap_smooth_##sz##dir##_##opt; \ dsp->mc[idx1][FILTER_8TAP_REGULAR][idx2][idxh][idxv] = type##_8tap_regular_##sz##dir##_##opt; \ dsp->mc[idx1][FILTER_8TAP_SHARP ][idx2][idxh][idxv] = type##_8tap_sharp_##sz##dir##_##opt #define init_subpel2(idx1, idx2, sz, type, opt) \ init_subpel1(idx1, idx2, 1, 1, sz, hv, type, opt); \ init_subpel1(idx1, idx2, 0, 1, sz, v, type, opt); \ init_subpel1(idx1, idx2, 1, 0, sz, h, type, opt) #define init_subpel3_32_64(idx, type, opt) \ init_subpel2(0, idx, 64, type, opt); \ init_subpel2(1, idx, 32, type, opt) #define init_subpel3_8to64(idx, type, opt) \ init_subpel3_32_64(idx, type, opt); \ init_subpel2(2, idx, 16, type, opt); \ init_subpel2(3, idx, 8, type, opt) #define init_subpel3(idx, type, opt) \ init_subpel3_8to64(idx, type, opt); \ init_subpel2(4, idx, 4, type, opt) #define init_lpf(opt) do { \ dsp->loop_filter_16[0] = ff_vp9_loop_filter_h_16_16_##opt; \ dsp->loop_filter_16[1] = ff_vp9_loop_filter_v_16_16_##opt; \ dsp->loop_filter_mix2[0][0][0] = ff_vp9_loop_filter_h_44_16_##opt; \ dsp->loop_filter_mix2[0][0][1] = ff_vp9_loop_filter_v_44_16_##opt; \ dsp->loop_filter_mix2[0][1][0] = ff_vp9_loop_filter_h_48_16_##opt; \ dsp->loop_filter_mix2[0][1][1] = ff_vp9_loop_filter_v_48_16_##opt; \ dsp->loop_filter_mix2[1][0][0] = ff_vp9_loop_filter_h_84_16_##opt; \ dsp->loop_filter_mix2[1][0][1] = ff_vp9_loop_filter_v_84_16_##opt; \ dsp->loop_filter_mix2[1][1][0] = ff_vp9_loop_filter_h_88_16_##opt; \ dsp->loop_filter_mix2[1][1][1] = ff_vp9_loop_filter_v_88_16_##opt; \ } while (0) #define init_ipred(sz, opt, t, e) \ dsp->intra_pred[TX_##sz##X##sz][e##_PRED] = ff_vp9_ipred_##t##_##sz##x##sz##_##opt #define ff_vp9_ipred_hd_4x4_ssse3 ff_vp9_ipred_hd_4x4_mmxext #define ff_vp9_ipred_vl_4x4_ssse3 ff_vp9_ipred_vl_4x4_mmxext #define init_dir_tm_ipred(sz, opt) do { \ init_ipred(sz, opt, dl, DIAG_DOWN_LEFT); \ init_ipred(sz, opt, dr, DIAG_DOWN_RIGHT); \ init_ipred(sz, opt, hd, HOR_DOWN); \ init_ipred(sz, opt, vl, VERT_LEFT); \ init_ipred(sz, opt, hu, HOR_UP); \ init_ipred(sz, opt, tm, TM_VP8); \ init_ipred(sz, opt, vr, VERT_RIGHT); \ } while (0) #define init_dir_tm_h_ipred(sz, opt) do { \ init_dir_tm_ipred(sz, opt); \ init_ipred(sz, opt, h, HOR); \ } while (0) #define init_dc_ipred(sz, opt) do { \ init_ipred(sz, opt, dc, DC); \ init_ipred(sz, opt, dc_left, LEFT_DC); \ init_ipred(sz, opt, dc_top, TOP_DC); \ } while (0) #define init_all_ipred(sz, opt) do { \ init_dc_ipred(sz, opt); \ init_dir_tm_h_ipred(sz, opt); \ } while (0) if (EXTERNAL_MMX(cpu_flags)) { init_fpel(4, 0, 4, put, mmx); init_fpel(3, 0, 8, put, mmx); dsp->itxfm_add[4 /* lossless */][DCT_DCT] = dsp->itxfm_add[4 /* lossless */][ADST_DCT] = dsp->itxfm_add[4 /* lossless */][DCT_ADST] = dsp->itxfm_add[4 /* lossless */][ADST_ADST] = ff_vp9_iwht_iwht_4x4_add_mmx; init_ipred(8, mmx, v, VERT); } if (EXTERNAL_MMXEXT(cpu_flags)) { init_subpel2(4, 0, 4, put, mmxext); init_subpel2(4, 1, 4, avg, mmxext); init_fpel(4, 1, 4, avg, mmxext); init_fpel(3, 1, 8, avg, mmxext); dsp->itxfm_add[TX_4X4][DCT_DCT] = ff_vp9_idct_idct_4x4_add_mmxext; init_dc_ipred(4, mmxext); init_dc_ipred(8, mmxext); init_dir_tm_ipred(4, mmxext); } if (EXTERNAL_SSE(cpu_flags)) { init_fpel(2, 0, 16, put, sse); init_fpel(1, 0, 32, put, sse); init_fpel(0, 0, 64, put, sse); init_ipred(16, sse, v, VERT); init_ipred(32, sse, v, VERT); } if (EXTERNAL_SSE2(cpu_flags)) { init_subpel3_8to64(0, put, sse2); init_subpel3_8to64(1, avg, sse2); init_fpel(2, 1, 16, avg, sse2); init_fpel(1, 1, 32, avg, sse2); init_fpel(0, 1, 64, avg, sse2); init_lpf(sse2); dsp->itxfm_add[TX_4X4][ADST_DCT] = ff_vp9_idct_iadst_4x4_add_sse2; dsp->itxfm_add[TX_4X4][DCT_ADST] = ff_vp9_iadst_idct_4x4_add_sse2; dsp->itxfm_add[TX_4X4][ADST_ADST] = ff_vp9_iadst_iadst_4x4_add_sse2; dsp->itxfm_add[TX_8X8][DCT_DCT] = ff_vp9_idct_idct_8x8_add_sse2; dsp->itxfm_add[TX_8X8][ADST_DCT] = ff_vp9_idct_iadst_8x8_add_sse2; dsp->itxfm_add[TX_8X8][DCT_ADST] = ff_vp9_iadst_idct_8x8_add_sse2; dsp->itxfm_add[TX_8X8][ADST_ADST] = ff_vp9_iadst_iadst_8x8_add_sse2; dsp->itxfm_add[TX_16X16][DCT_DCT] = ff_vp9_idct_idct_16x16_add_sse2; dsp->itxfm_add[TX_16X16][ADST_DCT] = ff_vp9_idct_iadst_16x16_add_sse2; dsp->itxfm_add[TX_16X16][DCT_ADST] = ff_vp9_iadst_idct_16x16_add_sse2; dsp->itxfm_add[TX_16X16][ADST_ADST] = ff_vp9_iadst_iadst_16x16_add_sse2; dsp->itxfm_add[TX_32X32][ADST_ADST] = dsp->itxfm_add[TX_32X32][ADST_DCT] = dsp->itxfm_add[TX_32X32][DCT_ADST] = dsp->itxfm_add[TX_32X32][DCT_DCT] = ff_vp9_idct_idct_32x32_add_sse2; init_dc_ipred(16, sse2); init_dc_ipred(32, sse2); init_dir_tm_h_ipred(8, sse2); init_dir_tm_h_ipred(16, sse2); init_dir_tm_h_ipred(32, sse2); init_ipred(4, sse2, h, HOR); } if (EXTERNAL_SSSE3(cpu_flags)) { init_subpel3(0, put, ssse3); init_subpel3(1, avg, ssse3); dsp->itxfm_add[TX_4X4][DCT_DCT] = ff_vp9_idct_idct_4x4_add_ssse3; dsp->itxfm_add[TX_4X4][ADST_DCT] = ff_vp9_idct_iadst_4x4_add_ssse3; dsp->itxfm_add[TX_4X4][DCT_ADST] = ff_vp9_iadst_idct_4x4_add_ssse3; dsp->itxfm_add[TX_4X4][ADST_ADST] = ff_vp9_iadst_iadst_4x4_add_ssse3; dsp->itxfm_add[TX_8X8][DCT_DCT] = ff_vp9_idct_idct_8x8_add_ssse3; dsp->itxfm_add[TX_8X8][ADST_DCT] = ff_vp9_idct_iadst_8x8_add_ssse3; dsp->itxfm_add[TX_8X8][DCT_ADST] = ff_vp9_iadst_idct_8x8_add_ssse3; dsp->itxfm_add[TX_8X8][ADST_ADST] = ff_vp9_iadst_iadst_8x8_add_ssse3; dsp->itxfm_add[TX_16X16][DCT_DCT] = ff_vp9_idct_idct_16x16_add_ssse3; dsp->itxfm_add[TX_16X16][ADST_DCT] = ff_vp9_idct_iadst_16x16_add_ssse3; dsp->itxfm_add[TX_16X16][DCT_ADST] = ff_vp9_iadst_idct_16x16_add_ssse3; dsp->itxfm_add[TX_16X16][ADST_ADST] = ff_vp9_iadst_iadst_16x16_add_ssse3; dsp->itxfm_add[TX_32X32][ADST_ADST] = dsp->itxfm_add[TX_32X32][ADST_DCT] = dsp->itxfm_add[TX_32X32][DCT_ADST] = dsp->itxfm_add[TX_32X32][DCT_DCT] = ff_vp9_idct_idct_32x32_add_ssse3; init_lpf(ssse3); init_all_ipred(4, ssse3); init_all_ipred(8, ssse3); init_all_ipred(16, ssse3); init_all_ipred(32, ssse3); } if (EXTERNAL_AVX(cpu_flags)) { dsp->itxfm_add[TX_8X8][DCT_DCT] = ff_vp9_idct_idct_8x8_add_avx; dsp->itxfm_add[TX_8X8][ADST_DCT] = ff_vp9_idct_iadst_8x8_add_avx; dsp->itxfm_add[TX_8X8][DCT_ADST] = ff_vp9_iadst_idct_8x8_add_avx; dsp->itxfm_add[TX_8X8][ADST_ADST] = ff_vp9_iadst_iadst_8x8_add_avx; dsp->itxfm_add[TX_16X16][DCT_DCT] = ff_vp9_idct_idct_16x16_add_avx; dsp->itxfm_add[TX_16X16][ADST_DCT] = ff_vp9_idct_iadst_16x16_add_avx; dsp->itxfm_add[TX_16X16][DCT_ADST] = ff_vp9_iadst_idct_16x16_add_avx; dsp->itxfm_add[TX_16X16][ADST_ADST] = ff_vp9_iadst_iadst_16x16_add_avx; dsp->itxfm_add[TX_32X32][ADST_ADST] = dsp->itxfm_add[TX_32X32][ADST_DCT] = dsp->itxfm_add[TX_32X32][DCT_ADST] = dsp->itxfm_add[TX_32X32][DCT_DCT] = ff_vp9_idct_idct_32x32_add_avx; init_lpf(avx); init_dir_tm_h_ipred(8, avx); init_dir_tm_h_ipred(16, avx); init_dir_tm_h_ipred(32, avx); } if (EXTERNAL_AVX_FAST(cpu_flags)) { init_fpel(1, 0, 32, put, avx); init_fpel(0, 0, 64, put, avx); init_ipred(32, avx, v, VERT); } if (EXTERNAL_AVX2(cpu_flags)) { init_fpel(1, 1, 32, avg, avx2); init_fpel(0, 1, 64, avg, avx2); if (ARCH_X86_64) { #if ARCH_X86_64 && HAVE_AVX2_EXTERNAL init_subpel3_32_64(0, put, avx2); init_subpel3_32_64(1, avg, avx2); #endif } init_dc_ipred(32, avx2); init_ipred(32, avx2, h, HOR); init_ipred(32, avx2, tm, TM_VP8); } #undef init_fpel #undef init_subpel1 #undef init_subpel2 #undef init_subpel3 #endif /* HAVE_YASM */ } | 11,097 |
1 | MemdevList *qmp_query_memdev(Error **errp) { Object *obj; MemdevList *list = NULL; obj = object_get_objects_root(); if (obj == NULL) { return NULL; } if (object_child_foreach(obj, query_memdev, &list) != 0) { goto error; } return list; error: qapi_free_MemdevList(list); return NULL; } | 11,098 |
1 | static void create_cpu_without_cps(const char *cpu_model, qemu_irq *cbus_irq, qemu_irq *i8259_irq) { CPUMIPSState *env; MIPSCPU *cpu; int i; for (i = 0; i < smp_cpus; i++) { cpu = cpu_mips_init(cpu_model); if (cpu == NULL) { fprintf(stderr, "Unable to find CPU definition\n"); exit(1); } /* Init internal devices */ cpu_mips_irq_init_cpu(cpu); cpu_mips_clock_init(cpu); qemu_register_reset(main_cpu_reset, cpu); } cpu = MIPS_CPU(first_cpu); env = &cpu->env; *i8259_irq = env->irq[2]; *cbus_irq = env->irq[4]; } | 11,099 |
1 | static void qmf_32_subbands(DCAContext * s, int chans, float samples_in[32][8], float *samples_out, float scale) { const float *prCoeff; int i; int sb_act = s->subband_activity[chans]; int subindex; scale *= sqrt(1/8.0); /* Select filter */ if (!s->multirate_inter) /* Non-perfect reconstruction */ prCoeff = fir_32bands_nonperfect; else /* Perfect reconstruction */ prCoeff = fir_32bands_perfect; for (i = sb_act; i < 32; i++) s->raXin[i] = 0.0; /* Reconstructed channel sample index */ for (subindex = 0; subindex < 8; subindex++) { /* Load in one sample from each subband and clear inactive subbands */ for (i = 0; i < sb_act; i++){ uint32_t v = AV_RN32A(&samples_in[i][subindex]) ^ ((i-1)&2)<<30; AV_WN32A(&s->raXin[i], v); } s->synth.synth_filter_float(&s->imdct, s->subband_fir_hist[chans], &s->hist_index[chans], s->subband_fir_noidea[chans], prCoeff, samples_out, s->raXin, scale); samples_out+= 32; } } | 11,100 |
1 | static int filter_frame(AVFilterLink *inlink, AVFrame *inpicref) { AVFilterContext *ctx = inlink->dst; SeparateFieldsContext *sf = ctx->priv; AVFilterLink *outlink = ctx->outputs[0]; AVFrame *second; int i, ret; inpicref->height = outlink->h; inpicref->interlaced_frame = 0; second = av_frame_clone(inpicref); if (!second) return AVERROR(ENOMEM); for (i = 0; i < sf->nb_planes; i++) { if (!inpicref->top_field_first) inpicref->data[i] = inpicref->data[i] + inpicref->linesize[i]; else second->data[i] = second->data[i] + second->linesize[i]; inpicref->linesize[i] *= 2; second->linesize[i] *= 2; } inpicref->pts = outlink->frame_count * sf->ts_unit; ret = ff_filter_frame(outlink, inpicref); if (ret < 0) return ret; second->pts = outlink->frame_count * sf->ts_unit; return ff_filter_frame(outlink, second); } | 11,101 |
1 | int nbd_receive_reply(int csock, struct nbd_reply *reply) { uint8_t buf[NBD_REPLY_SIZE]; uint32_t magic; memset(buf, 0xAA, sizeof(buf)); if (read_sync(csock, buf, sizeof(buf)) != sizeof(buf)) { LOG("read failed"); errno = EINVAL; return -1; } /* Reply [ 0 .. 3] magic (NBD_REPLY_MAGIC) [ 4 .. 7] error (0 == no error) [ 7 .. 15] handle */ magic = be32_to_cpup((uint32_t*)buf); reply->error = be32_to_cpup((uint32_t*)(buf + 4)); reply->handle = be64_to_cpup((uint64_t*)(buf + 8)); TRACE("Got reply: " "{ magic = 0x%x, .error = %d, handle = %" PRIu64" }", magic, reply->error, reply->handle); if (magic != NBD_REPLY_MAGIC) { LOG("invalid magic (got 0x%x)", magic); errno = EINVAL; return -1; } return 0; } | 11,102 |
0 | static int file_write(URLContext *h, const unsigned char *buf, int size) { FileContext *c = h->priv_data; int r = write(c->fd, buf, size); return (-1 == r)?AVERROR(errno):r; } | 11,103 |
0 | static void calc_transform_coeffs_cpl(AC3DecodeContext *s) { int bin, band, ch, band_end; bin = s->start_freq[CPL_CH]; for (band = 0; band < s->num_cpl_bands; band++) { band_end = bin + s->cpl_band_sizes[band]; for (; bin < band_end; bin++) { for (ch = 1; ch <= s->fbw_channels; ch++) { if (s->channel_in_cpl[ch]) { s->fixed_coeffs[ch][bin] = ((int64_t)s->fixed_coeffs[CPL_CH][bin] * (int64_t)s->cpl_coords[ch][band]) >> 23; if (ch == 2 && s->phase_flags[band]) s->fixed_coeffs[ch][bin] = -s->fixed_coeffs[ch][bin]; } } } } } | 11,104 |
0 | int ff_dirac_golomb_read_16bit(DiracGolombLUT *lut_ctx, const uint8_t *buf, int bytes, uint8_t *_dst, int coeffs) { int i, b, c_idx = 0; int16_t *dst = (int16_t *)_dst; DiracGolombLUT *future[4], *l = &lut_ctx[2*LUT_SIZE + buf[0]]; INIT_RESIDUE(res); for (b = 1; b <= bytes; b++) { future[0] = &lut_ctx[buf[b]]; future[1] = future[0] + 1*LUT_SIZE; future[2] = future[0] + 2*LUT_SIZE; future[3] = future[0] + 3*LUT_SIZE; if ((c_idx + 1) > coeffs) return c_idx; if (res_bits && l->sign) { int32_t coeff = 1; APPEND_RESIDUE(res, l->preamble); for (i = 0; i < (res_bits >> 1) - 1; i++) { coeff <<= 1; coeff |= (res >> (RSIZE_BITS - 2*i - 2)) & 1; } dst[c_idx++] = l->sign * (coeff - 1); SET_RESIDUE(res, 0, 0); } for (i = 0; i < LUT_BITS; i++) dst[c_idx + i] = l->ready[i]; c_idx += l->ready_num; APPEND_RESIDUE(res, l->leftover); l = future[l->need_s ? 3 : !res_bits ? 2 : res_bits & 1]; } return c_idx; } | 11,105 |
1 | void ff_celt_quant_bands(CeltFrame *f, OpusRangeCoder *rc) { float lowband_scratch[8 * 22]; float norm1[2 * 8 * 100]; float *norm2 = norm1 + 8 * 100; int totalbits = (f->framebits << 3) - f->anticollapse_needed; int update_lowband = 1; int lowband_offset = 0; int i, j; for (i = f->start_band; i < f->end_band; i++) { uint32_t cm[2] = { (1 << f->blocks) - 1, (1 << f->blocks) - 1 }; int band_offset = ff_celt_freq_bands[i] << f->size; int band_size = ff_celt_freq_range[i] << f->size; float *X = f->block[0].coeffs + band_offset; float *Y = (f->channels == 2) ? f->block[1].coeffs + band_offset : NULL; float *norm_loc1, *norm_loc2; int consumed = opus_rc_tell_frac(rc); int effective_lowband = -1; int b = 0; /* Compute how many bits we want to allocate to this band */ if (i != f->start_band) f->remaining -= consumed; f->remaining2 = totalbits - consumed - 1; if (i <= f->coded_bands - 1) { int curr_balance = f->remaining / FFMIN(3, f->coded_bands-i); b = av_clip_uintp2(FFMIN(f->remaining2 + 1, f->pulses[i] + curr_balance), 14); } if ((ff_celt_freq_bands[i] - ff_celt_freq_range[i] >= ff_celt_freq_bands[f->start_band] || i == f->start_band + 1) && (update_lowband || lowband_offset == 0)) lowband_offset = i; if (i == f->start_band + 1) { /* Special Hybrid Folding (RFC 8251 section 9). Copy the first band into the second to ensure the second band never has to use the LCG. */ int offset = 8 * ff_celt_freq_bands[i]; int count = 8 * (ff_celt_freq_range[i] - ff_celt_freq_range[i-1]); memcpy(&norm1[offset], &norm1[offset - count], count * sizeof(float)); if (f->channels == 2) memcpy(&norm2[offset], &norm2[offset - count], count * sizeof(float)); } /* Get a conservative estimate of the collapse_mask's for the bands we're going to be folding from. */ if (lowband_offset != 0 && (f->spread != CELT_SPREAD_AGGRESSIVE || f->blocks > 1 || f->tf_change[i] < 0)) { int foldstart, foldend; /* This ensures we never repeat spectral content within one band */ effective_lowband = FFMAX(ff_celt_freq_bands[f->start_band], ff_celt_freq_bands[lowband_offset] - ff_celt_freq_range[i]); foldstart = lowband_offset; while (ff_celt_freq_bands[--foldstart] > effective_lowband); foldend = lowband_offset - 1; while (++foldend < i && ff_celt_freq_bands[foldend] < effective_lowband + ff_celt_freq_range[i]); cm[0] = cm[1] = 0; for (j = foldstart; j < foldend; j++) { cm[0] |= f->block[0].collapse_masks[j]; cm[1] |= f->block[f->channels - 1].collapse_masks[j]; } } if (f->dual_stereo && i == f->intensity_stereo) { /* Switch off dual stereo to do intensity */ f->dual_stereo = 0; for (j = ff_celt_freq_bands[f->start_band] << f->size; j < band_offset; j++) norm1[j] = (norm1[j] + norm2[j]) / 2; } norm_loc1 = effective_lowband != -1 ? norm1 + (effective_lowband << f->size) : NULL; norm_loc2 = effective_lowband != -1 ? norm2 + (effective_lowband << f->size) : NULL; if (f->dual_stereo) { cm[0] = f->pvq->quant_band(f->pvq, f, rc, i, X, NULL, band_size, b >> 1, f->blocks, norm_loc1, f->size, norm1 + band_offset, 0, 1.0f, lowband_scratch, cm[0]); cm[1] = f->pvq->quant_band(f->pvq, f, rc, i, Y, NULL, band_size, b >> 1, f->blocks, norm_loc2, f->size, norm2 + band_offset, 0, 1.0f, lowband_scratch, cm[1]); } else { cm[0] = f->pvq->quant_band(f->pvq, f, rc, i, X, Y, band_size, b >> 0, f->blocks, norm_loc1, f->size, norm1 + band_offset, 0, 1.0f, lowband_scratch, cm[0] | cm[1]); cm[1] = cm[0]; } f->block[0].collapse_masks[i] = (uint8_t)cm[0]; f->block[f->channels - 1].collapse_masks[i] = (uint8_t)cm[1]; f->remaining += f->pulses[i] + consumed; /* Update the folding position only as long as we have 1 bit/sample depth */ update_lowband = (b > band_size << 3); } } | 11,106 |
1 | MigrationCapabilityStatusList *qmp_query_migrate_capabilities(Error **errp) { MigrationCapabilityStatusList *head = NULL; MigrationCapabilityStatusList *caps; MigrationState *s = migrate_get_current(); int i; for (i = 0; i < MIGRATION_CAPABILITY_MAX; i++) { if (head == NULL) { head = g_malloc0(sizeof(*caps)); caps = head; } else { caps->next = g_malloc0(sizeof(*caps)); caps = caps->next; } caps->value = g_malloc(sizeof(*caps->value)); caps->value->capability = i; caps->value->state = s->enabled_capabilities[i]; } return head; } | 11,107 |
1 | static void armv7m_nvic_class_init(ObjectClass *klass, void *data) { NVICClass *nc = NVIC_CLASS(klass); DeviceClass *dc = DEVICE_CLASS(klass); SysBusDeviceClass *sdc = SYS_BUS_DEVICE_CLASS(klass); nc->parent_reset = dc->reset; nc->parent_init = sdc->init; sdc->init = armv7m_nvic_init; dc->vmsd = &vmstate_nvic; dc->reset = armv7m_nvic_reset; } | 11,108 |
1 | static void ide_sector_write_cb(void *opaque, int ret) { IDEState *s = opaque; int n; if (ret == -ECANCELED) { return; } block_acct_done(blk_get_stats(s->blk), &s->acct); s->pio_aiocb = NULL; s->status &= ~BUSY_STAT; if (ret != 0) { if (ide_handle_rw_error(s, -ret, IDE_RETRY_PIO)) { return; } } n = s->nsector; if (n > s->req_nb_sectors) { n = s->req_nb_sectors; } s->nsector -= n; ide_set_sector(s, ide_get_sector(s) + n); if (s->nsector == 0) { /* no more sectors to write */ ide_transfer_stop(s); } else { int n1 = s->nsector; if (n1 > s->req_nb_sectors) { n1 = s->req_nb_sectors; } ide_transfer_start(s, s->io_buffer, n1 * BDRV_SECTOR_SIZE, ide_sector_write); } if (win2k_install_hack && ((++s->irq_count % 16) == 0)) { /* It seems there is a bug in the Windows 2000 installer HDD IDE driver which fills the disk with empty logs when the IDE write IRQ comes too early. This hack tries to correct that at the expense of slower write performances. Use this option _only_ to install Windows 2000. You must disable it for normal use. */ timer_mod(s->sector_write_timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + (get_ticks_per_sec() / 1000)); } else { ide_set_irq(s->bus); } } | 11,109 |
1 | static int init_ralf_vlc(VLC *vlc, const uint8_t *data, int elems) { uint8_t lens[MAX_ELEMS]; uint16_t codes[MAX_ELEMS]; int counts[17], prefixes[18]; int i, cur_len; int max_bits = 0; GetBitContext gb; init_get_bits(&gb, data, elems * 4); for (i = 0; i <= 16; i++) counts[i] = 0; for (i = 0; i < elems; i++) { cur_len = get_bits(&gb, 4) + 1; counts[cur_len]++; max_bits = FFMAX(max_bits, cur_len); lens[i] = cur_len; } prefixes[1] = 0; for (i = 1; i <= 16; i++) prefixes[i + 1] = (prefixes[i] + counts[i]) << 1; for (i = 0; i < elems; i++) codes[i] = prefixes[lens[i]]++; return ff_init_vlc_sparse(vlc, FFMIN(max_bits, 9), elems, lens, 1, 1, codes, 2, 2, NULL, 0, 0, 0); } | 11,110 |
1 | static int ioreq_runio_qemu_sync(struct ioreq *ioreq) { struct XenBlkDev *blkdev = ioreq->blkdev; int i, rc, len = 0; off_t pos; if (ioreq->req.nr_segments && ioreq_map(ioreq) == -1) goto err; if (ioreq->presync) bdrv_flush(blkdev->bs); switch (ioreq->req.operation) { case BLKIF_OP_READ: pos = ioreq->start; for (i = 0; i < ioreq->v.niov; i++) { rc = bdrv_read(blkdev->bs, pos / BLOCK_SIZE, ioreq->v.iov[i].iov_base, ioreq->v.iov[i].iov_len / BLOCK_SIZE); if (rc != 0) { xen_be_printf(&blkdev->xendev, 0, "rd I/O error (%p, len %zd)\n", ioreq->v.iov[i].iov_base, ioreq->v.iov[i].iov_len); goto err; } len += ioreq->v.iov[i].iov_len; pos += ioreq->v.iov[i].iov_len; } break; case BLKIF_OP_WRITE: case BLKIF_OP_WRITE_BARRIER: if (!ioreq->req.nr_segments) break; pos = ioreq->start; for (i = 0; i < ioreq->v.niov; i++) { rc = bdrv_write(blkdev->bs, pos / BLOCK_SIZE, ioreq->v.iov[i].iov_base, ioreq->v.iov[i].iov_len / BLOCK_SIZE); if (rc != 0) { xen_be_printf(&blkdev->xendev, 0, "wr I/O error (%p, len %zd)\n", ioreq->v.iov[i].iov_base, ioreq->v.iov[i].iov_len); goto err; } len += ioreq->v.iov[i].iov_len; pos += ioreq->v.iov[i].iov_len; } break; default: /* unknown operation (shouldn't happen -- parse catches this) */ goto err; } if (ioreq->postsync) bdrv_flush(blkdev->bs); ioreq->status = BLKIF_RSP_OKAY; ioreq_unmap(ioreq); ioreq_finish(ioreq); return 0; err: ioreq->status = BLKIF_RSP_ERROR; return -1; } | 11,111 |
1 | static int vaapi_encode_h264_init_sequence_params(AVCodecContext *avctx) { VAAPIEncodeContext *ctx = avctx->priv_data; VAEncSequenceParameterBufferH264 *vseq = ctx->codec_sequence_params; VAEncPictureParameterBufferH264 *vpic = ctx->codec_picture_params; VAAPIEncodeH264Context *priv = ctx->priv_data; VAAPIEncodeH264MiscSequenceParams *mseq = &priv->misc_sequence_params; int i; { vseq->seq_parameter_set_id = 0; vseq->level_idc = avctx->level; vseq->max_num_ref_frames = 1 + (avctx->max_b_frames > 0); vseq->picture_width_in_mbs = priv->mb_width; vseq->picture_height_in_mbs = priv->mb_height; vseq->seq_fields.bits.chroma_format_idc = 1; vseq->seq_fields.bits.frame_mbs_only_flag = 1; vseq->seq_fields.bits.direct_8x8_inference_flag = 1; vseq->seq_fields.bits.log2_max_frame_num_minus4 = 4; vseq->seq_fields.bits.pic_order_cnt_type = 0; if (avctx->width != ctx->surface_width || avctx->height != ctx->surface_height) { vseq->frame_cropping_flag = 1; vseq->frame_crop_left_offset = 0; vseq->frame_crop_right_offset = (ctx->surface_width - avctx->width) / 2; vseq->frame_crop_top_offset = 0; vseq->frame_crop_bottom_offset = (ctx->surface_height - avctx->height) / 2; } else { vseq->frame_cropping_flag = 0; } vseq->vui_parameters_present_flag = 1; if (avctx->sample_aspect_ratio.num != 0) { vseq->vui_fields.bits.aspect_ratio_info_present_flag = 1; // There is a large enum of these which we could support // individually rather than using the generic X/Y form? if (avctx->sample_aspect_ratio.num == avctx->sample_aspect_ratio.den) { vseq->aspect_ratio_idc = 1; } else { vseq->aspect_ratio_idc = 255; // Extended SAR. vseq->sar_width = avctx->sample_aspect_ratio.num; vseq->sar_height = avctx->sample_aspect_ratio.den; } } if (avctx->color_primaries != AVCOL_PRI_UNSPECIFIED || avctx->color_trc != AVCOL_TRC_UNSPECIFIED || avctx->colorspace != AVCOL_SPC_UNSPECIFIED) { mseq->video_signal_type_present_flag = 1; mseq->video_format = 5; // Unspecified. mseq->video_full_range_flag = 0; mseq->colour_description_present_flag = 1; // These enums are derived from the standard and hence // we can just use the values directly. mseq->colour_primaries = avctx->color_primaries; mseq->transfer_characteristics = avctx->color_trc; mseq->matrix_coefficients = avctx->colorspace; } vseq->vui_fields.bits.bitstream_restriction_flag = 1; mseq->motion_vectors_over_pic_boundaries_flag = 1; mseq->max_bytes_per_pic_denom = 0; mseq->max_bits_per_mb_denom = 0; vseq->vui_fields.bits.log2_max_mv_length_horizontal = 16; vseq->vui_fields.bits.log2_max_mv_length_vertical = 16; mseq->max_num_reorder_frames = (avctx->max_b_frames > 0); mseq->max_dec_pic_buffering = vseq->max_num_ref_frames; vseq->bits_per_second = avctx->bit_rate; vseq->vui_fields.bits.timing_info_present_flag = 1; if (avctx->framerate.num > 0 && avctx->framerate.den > 0) { vseq->num_units_in_tick = avctx->framerate.den; vseq->time_scale = 2 * avctx->framerate.num; mseq->fixed_frame_rate_flag = 1; } else { vseq->num_units_in_tick = avctx->time_base.num; vseq->time_scale = 2 * avctx->time_base.den; mseq->fixed_frame_rate_flag = 0; } if (ctx->va_rc_mode == VA_RC_CBR) { priv->send_timing_sei = 1; mseq->nal_hrd_parameters_present_flag = 1; mseq->cpb_cnt_minus1 = 0; // Try to scale these to a sensible range so that the // golomb encode of the value is not overlong. mseq->bit_rate_scale = av_clip_uintp2(av_log2(avctx->bit_rate) - 15 - 6, 4); mseq->bit_rate_value_minus1[0] = (avctx->bit_rate >> mseq->bit_rate_scale + 6) - 1; mseq->cpb_size_scale = av_clip_uintp2(av_log2(ctx->hrd_params.hrd.buffer_size) - 15 - 4, 4); mseq->cpb_size_value_minus1[0] = (ctx->hrd_params.hrd.buffer_size >> mseq->cpb_size_scale + 4) - 1; // CBR mode isn't actually available here, despite naming. mseq->cbr_flag[0] = 0; mseq->initial_cpb_removal_delay_length_minus1 = 23; mseq->cpb_removal_delay_length_minus1 = 23; mseq->dpb_output_delay_length_minus1 = 7; mseq->time_offset_length = 0; // This calculation can easily overflow 32 bits. mseq->initial_cpb_removal_delay = 90000 * (uint64_t)ctx->hrd_params.hrd.initial_buffer_fullness / ctx->hrd_params.hrd.buffer_size; mseq->initial_cpb_removal_delay_offset = 0; } else { priv->send_timing_sei = 0; mseq->nal_hrd_parameters_present_flag = 0; } vseq->intra_period = ctx->p_per_i * (ctx->b_per_p + 1); vseq->intra_idr_period = vseq->intra_period; vseq->ip_period = ctx->b_per_p + 1; } { vpic->CurrPic.picture_id = VA_INVALID_ID; vpic->CurrPic.flags = VA_PICTURE_H264_INVALID; for (i = 0; i < FF_ARRAY_ELEMS(vpic->ReferenceFrames); i++) { vpic->ReferenceFrames[i].picture_id = VA_INVALID_ID; vpic->ReferenceFrames[i].flags = VA_PICTURE_H264_INVALID; } vpic->coded_buf = VA_INVALID_ID; vpic->pic_parameter_set_id = 0; vpic->seq_parameter_set_id = 0; vpic->num_ref_idx_l0_active_minus1 = 0; vpic->num_ref_idx_l1_active_minus1 = 0; vpic->pic_fields.bits.entropy_coding_mode_flag = ((avctx->profile & 0xff) != 66); vpic->pic_fields.bits.weighted_pred_flag = 0; vpic->pic_fields.bits.weighted_bipred_idc = 0; vpic->pic_fields.bits.transform_8x8_mode_flag = ((avctx->profile & 0xff) >= 100); vpic->pic_init_qp = priv->fixed_qp_idr; } { mseq->profile_idc = avctx->profile & 0xff; if (avctx->profile & FF_PROFILE_H264_CONSTRAINED) mseq->constraint_set1_flag = 1; if (avctx->profile & FF_PROFILE_H264_INTRA) mseq->constraint_set3_flag = 1; } return 0; } | 11,112 |
1 | static void socket_start_outgoing_migration(MigrationState *s, SocketAddress *saddr, Error **errp) { QIOChannelSocket *sioc = qio_channel_socket_new(); qio_channel_socket_connect_async(sioc, saddr, socket_outgoing_migration, s, NULL); qapi_free_SocketAddress(saddr); } | 11,114 |
1 | void qdist_bin__internal(struct qdist *to, const struct qdist *from, size_t n) { double xmin, xmax; double step; size_t i, j; qdist_init(to); if (from->n == 0) { return; } if (n == 0 || from->n == 1) { n = from->n; } /* set equally-sized bins between @from's left and right */ xmin = qdist_xmin(from); xmax = qdist_xmax(from); step = (xmax - xmin) / n; if (n == from->n) { /* if @from's entries are equally spaced, no need to re-bin */ for (i = 0; i < from->n; i++) { if (from->entries[i].x != xmin + i * step) { goto rebin; } } /* they're equally spaced, so copy the dist and bail out */ to->entries = g_new(struct qdist_entry, from->n); to->n = from->n; memcpy(to->entries, from->entries, sizeof(*to->entries) * to->n); return; } rebin: j = 0; for (i = 0; i < n; i++) { double x; double left, right; left = xmin + i * step; right = xmin + (i + 1) * step; /* Add x, even if it might not get any counts later */ x = left; qdist_add(to, x, 0); /* * To avoid double-counting we capture [left, right) ranges, except for * the righmost bin, which captures a [left, right] range. */ while (j < from->n && (from->entries[j].x < right || i == n - 1)) { struct qdist_entry *o = &from->entries[j]; qdist_add(to, x, o->count); j++; } } } | 11,115 |
1 | static inline void asv2_put_level(PutBitContext *pb, int level) { unsigned int index = level + 31; if (index <= 62) { put_bits(pb, ff_asv2_level_tab[index][1], ff_asv2_level_tab[index][0]); } else { put_bits(pb, ff_asv2_level_tab[31][1], ff_asv2_level_tab[31][0]); asv2_put_bits(pb, 8, level & 0xFF); } } | 11,116 |
1 | int net_init_l2tpv3(const NetClientOptions *opts, const char *name, NetClientState *peer) { const NetdevL2TPv3Options *l2tpv3; NetL2TPV3State *s; NetClientState *nc; int fd = -1, gairet; struct addrinfo hints; struct addrinfo *result = NULL; char *srcport, *dstport; nc = qemu_new_net_client(&net_l2tpv3_info, peer, "l2tpv3", name); s = DO_UPCAST(NetL2TPV3State, nc, nc); s->queue_head = 0; s->queue_tail = 0; s->header_mismatch = false; assert(opts->kind == NET_CLIENT_OPTIONS_KIND_L2TPV3); l2tpv3 = opts->l2tpv3; if (l2tpv3->has_ipv6 && l2tpv3->ipv6) { s->ipv6 = l2tpv3->ipv6; } else { s->ipv6 = false; } if ((l2tpv3->has_offset) && (l2tpv3->offset > 256)) { error_report("l2tpv3_open : offset must be less than 256 bytes"); goto outerr; } if (l2tpv3->has_rxcookie || l2tpv3->has_txcookie) { if (l2tpv3->has_rxcookie && l2tpv3->has_txcookie) { s->cookie = true; } else { goto outerr; } } else { s->cookie = false; } if (l2tpv3->has_cookie64 || l2tpv3->cookie64) { s->cookie_is_64 = true; } else { s->cookie_is_64 = false; } if (l2tpv3->has_udp && l2tpv3->udp) { s->udp = true; if (!(l2tpv3->has_srcport && l2tpv3->has_dstport)) { error_report("l2tpv3_open : need both src and dst port for udp"); goto outerr; } else { srcport = l2tpv3->srcport; dstport = l2tpv3->dstport; } } else { s->udp = false; srcport = NULL; dstport = NULL; } s->offset = 4; s->session_offset = 0; s->cookie_offset = 4; s->counter_offset = 4; s->tx_session = l2tpv3->txsession; if (l2tpv3->has_rxsession) { s->rx_session = l2tpv3->rxsession; } else { s->rx_session = s->tx_session; } if (s->cookie) { s->rx_cookie = l2tpv3->rxcookie; s->tx_cookie = l2tpv3->txcookie; if (s->cookie_is_64 == true) { /* 64 bit cookie */ s->offset += 8; s->counter_offset += 8; } else { /* 32 bit cookie */ s->offset += 4; s->counter_offset += 4; } } memset(&hints, 0, sizeof(hints)); if (s->ipv6) { hints.ai_family = AF_INET6; } else { hints.ai_family = AF_INET; } if (s->udp) { hints.ai_socktype = SOCK_DGRAM; hints.ai_protocol = 0; s->offset += 4; s->counter_offset += 4; s->session_offset += 4; s->cookie_offset += 4; } else { hints.ai_socktype = SOCK_RAW; hints.ai_protocol = IPPROTO_L2TP; } gairet = getaddrinfo(l2tpv3->src, srcport, &hints, &result); if ((gairet != 0) || (result == NULL)) { error_report( "l2tpv3_open : could not resolve src, errno = %s", gai_strerror(gairet) ); goto outerr; } fd = socket(result->ai_family, result->ai_socktype, result->ai_protocol); if (fd == -1) { fd = -errno; error_report("l2tpv3_open : socket creation failed, errno = %d", -fd); goto outerr; } if (bind(fd, (struct sockaddr *) result->ai_addr, result->ai_addrlen)) { error_report("l2tpv3_open : could not bind socket err=%i", errno); goto outerr; } if (result) { freeaddrinfo(result); } memset(&hints, 0, sizeof(hints)); if (s->ipv6) { hints.ai_family = AF_INET6; } else { hints.ai_family = AF_INET; } if (s->udp) { hints.ai_socktype = SOCK_DGRAM; hints.ai_protocol = 0; } else { hints.ai_socktype = SOCK_RAW; hints.ai_protocol = IPPROTO_L2TP; } result = NULL; gairet = getaddrinfo(l2tpv3->dst, dstport, &hints, &result); if ((gairet != 0) || (result == NULL)) { error_report( "l2tpv3_open : could not resolve dst, error = %s", gai_strerror(gairet) ); goto outerr; } s->dgram_dst = g_malloc(sizeof(struct sockaddr_storage)); memset(s->dgram_dst, '\0' , sizeof(struct sockaddr_storage)); memcpy(s->dgram_dst, result->ai_addr, result->ai_addrlen); s->dst_size = result->ai_addrlen; if (result) { freeaddrinfo(result); } if (l2tpv3->has_counter && l2tpv3->counter) { s->has_counter = true; s->offset += 4; } else { s->has_counter = false; } if (l2tpv3->has_pincounter && l2tpv3->pincounter) { s->has_counter = true; /* pin counter implies that there is counter */ s->pin_counter = true; } else { s->pin_counter = false; } if (l2tpv3->has_offset) { /* extra offset */ s->offset += l2tpv3->offset; } if ((s->ipv6) || (s->udp)) { s->header_size = s->offset; } else { s->header_size = s->offset + sizeof(struct iphdr); } s->msgvec = build_l2tpv3_vector(s, MAX_L2TPV3_MSGCNT); s->vec = g_malloc(sizeof(struct iovec) * MAX_L2TPV3_IOVCNT); s->header_buf = g_malloc(s->header_size); qemu_set_nonblock(fd); s->fd = fd; s->counter = 0; l2tpv3_read_poll(s, true); snprintf(s->nc.info_str, sizeof(s->nc.info_str), "l2tpv3: connected"); return 0; outerr: qemu_del_net_client(nc); if (fd > 0) { close(fd); } if (result) { freeaddrinfo(result); } return -1; } | 11,118 |
1 | static int subtitle_thread(void *arg) { VideoState *is = arg; Frame *sp; int got_subtitle; double pts; int i, j; int r, g, b, y, u, v, a; for (;;) { while (is->paused && !is->subtitleq.abort_request) { SDL_Delay(10); } if (!(sp = frame_queue_peek_writable(&is->subpq))) return 0; if ((got_subtitle = decoder_decode_frame(&is->subdec, &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++) { for (j = 0; j < sp->sub.rects[i]->nb_colors; j++) { RGBA_IN(r, g, b, a, (uint32_t*)sp->sub.rects[i]->pict.data[1] + j); y = RGB_TO_Y_CCIR(r, g, b); u = RGB_TO_U_CCIR(r, g, b, 0); v = RGB_TO_V_CCIR(r, g, b, 0); YUVA_OUT((uint32_t*)sp->sub.rects[i]->pict.data[1] + j, y, u, v, a); } } /* now we can update the picture count */ frame_queue_push(&is->subpq); } else if (got_subtitle) { avsubtitle_free(&sp->sub); } } return 0; } | 11,119 |
0 | static av_cold int avisynth_load_library(void) { avs_library.library = LoadLibrary(AVISYNTH_LIB); if (!avs_library.library) return AVERROR_UNKNOWN; #define LOAD_AVS_FUNC(name, continue_on_fail) \ avs_library.name = \ (void *)GetProcAddress(avs_library.library, #name); \ if (!continue_on_fail && !avs_library.name) \ goto fail; LOAD_AVS_FUNC(avs_bit_blt, 0); LOAD_AVS_FUNC(avs_clip_get_error, 0); LOAD_AVS_FUNC(avs_create_script_environment, 0); LOAD_AVS_FUNC(avs_delete_script_environment, 0); LOAD_AVS_FUNC(avs_get_audio, 0); LOAD_AVS_FUNC(avs_get_error, 1); // New to AviSynth 2.6 LOAD_AVS_FUNC(avs_get_frame, 0); LOAD_AVS_FUNC(avs_get_version, 0); LOAD_AVS_FUNC(avs_get_video_info, 0); LOAD_AVS_FUNC(avs_invoke, 0); LOAD_AVS_FUNC(avs_release_clip, 0); LOAD_AVS_FUNC(avs_release_value, 0); LOAD_AVS_FUNC(avs_release_video_frame, 0); LOAD_AVS_FUNC(avs_take_clip, 0); #ifdef USING_AVISYNTH LOAD_AVS_FUNC(avs_bits_per_pixel, 1); LOAD_AVS_FUNC(avs_get_height_p, 1); LOAD_AVS_FUNC(avs_get_pitch_p, 1); LOAD_AVS_FUNC(avs_get_read_ptr_p, 1); LOAD_AVS_FUNC(avs_get_row_size_p, 1); LOAD_AVS_FUNC(avs_is_yv24, 1); LOAD_AVS_FUNC(avs_is_yv16, 1); LOAD_AVS_FUNC(avs_is_yv411, 1); LOAD_AVS_FUNC(avs_is_y8, 1); #endif #undef LOAD_AVS_FUNC atexit(avisynth_atexit_handler); return 0; fail: FreeLibrary(avs_library.library); return AVERROR_UNKNOWN; } | 11,120 |
0 | static int decode_chunks(AVCodecContext *avctx, AVFrame *picture, int *data_size, const uint8_t *buf, int buf_size) { Mpeg1Context *s = avctx->priv_data; MpegEncContext *s2 = &s->mpeg_enc_ctx; const uint8_t *buf_ptr = buf; const uint8_t *buf_end = buf + buf_size; int ret, input_size; int last_code= 0; for(;;) { /* find next start code */ uint32_t start_code = -1; buf_ptr = ff_find_start_code(buf_ptr,buf_end, &start_code); if (start_code > 0x1ff){ if(s2->pict_type != AV_PICTURE_TYPE_B || avctx->skip_frame <= AVDISCARD_DEFAULT){ if(avctx->thread_count > 1){ int i; avctx->execute(avctx, slice_decode_thread, &s2->thread_context[0], NULL, s->slice_count, sizeof(void*)); for(i=0; i<s->slice_count; i++) s2->error_count += s2->thread_context[i]->error_count; } if (CONFIG_MPEG_VDPAU_DECODER && avctx->codec->capabilities&CODEC_CAP_HWACCEL_VDPAU) ff_vdpau_mpeg_picture_complete(s2, buf, buf_size, s->slice_count); if (slice_end(avctx, picture)) { if(s2->last_picture_ptr || s2->low_delay) //FIXME merge with the stuff in mpeg_decode_slice *data_size = sizeof(AVPicture); } } s2->pict_type= 0; return FFMAX(0, buf_ptr - buf - s2->parse_context.last_index); } input_size = buf_end - buf_ptr; if(avctx->debug & FF_DEBUG_STARTCODE){ av_log(avctx, AV_LOG_DEBUG, "%3X at %td left %d\n", start_code, buf_ptr-buf, input_size); } /* prepare data for next start code */ switch(start_code) { case SEQ_START_CODE: if(last_code == 0){ mpeg1_decode_sequence(avctx, buf_ptr, input_size); s->sync=1; }else{ av_log(avctx, AV_LOG_ERROR, "ignoring SEQ_START_CODE after %X\n", last_code); } break; case PICTURE_START_CODE: if (HAVE_THREADS && (avctx->active_thread_type&FF_THREAD_SLICE) && s->slice_count) { int i; avctx->execute(avctx, slice_decode_thread, s2->thread_context, NULL, s->slice_count, sizeof(void*)); for (i = 0; i < s->slice_count; i++) s2->error_count += s2->thread_context[i]->error_count; s->slice_count = 0; } if(last_code == 0 || last_code == SLICE_MIN_START_CODE){ if(mpeg_decode_postinit(avctx) < 0){ av_log(avctx, AV_LOG_ERROR, "mpeg_decode_postinit() failure\n"); return -1; } /* we have a complete image: we try to decompress it */ if(mpeg1_decode_picture(avctx, buf_ptr, input_size) < 0) s2->pict_type=0; s2->first_slice = 1; last_code= PICTURE_START_CODE; }else{ av_log(avctx, AV_LOG_ERROR, "ignoring pic after %X\n", last_code); } break; case EXT_START_CODE: init_get_bits(&s2->gb, buf_ptr, input_size*8); switch(get_bits(&s2->gb, 4)) { case 0x1: if(last_code == 0){ mpeg_decode_sequence_extension(s); }else{ av_log(avctx, AV_LOG_ERROR, "ignoring seq ext after %X\n", last_code); } break; case 0x2: mpeg_decode_sequence_display_extension(s); break; case 0x3: mpeg_decode_quant_matrix_extension(s2); break; case 0x7: mpeg_decode_picture_display_extension(s); break; case 0x8: if(last_code == PICTURE_START_CODE){ mpeg_decode_picture_coding_extension(s); }else{ av_log(avctx, AV_LOG_ERROR, "ignoring pic cod ext after %X\n", last_code); } break; } break; case USER_START_CODE: mpeg_decode_user_data(avctx, buf_ptr, input_size); break; case GOP_START_CODE: if(last_code == 0){ s2->first_field=0; mpeg_decode_gop(avctx, buf_ptr, input_size); s->sync=1; }else{ av_log(avctx, AV_LOG_ERROR, "ignoring GOP_START_CODE after %X\n", last_code); } break; default: if (start_code >= SLICE_MIN_START_CODE && start_code <= SLICE_MAX_START_CODE && last_code!=0) { const int field_pic= s2->picture_structure != PICT_FRAME; int mb_y= (start_code - SLICE_MIN_START_CODE) << field_pic; last_code= SLICE_MIN_START_CODE; if(s2->picture_structure == PICT_BOTTOM_FIELD) mb_y++; if (mb_y >= s2->mb_height){ av_log(s2->avctx, AV_LOG_ERROR, "slice below image (%d >= %d)\n", mb_y, s2->mb_height); return -1; } if(s2->last_picture_ptr==NULL){ /* Skip B-frames if we do not have reference frames and gop is not closed */ if(s2->pict_type==AV_PICTURE_TYPE_B){ if(!s2->closed_gop) break; } } if(s2->pict_type==AV_PICTURE_TYPE_I) s->sync=1; if(s2->next_picture_ptr==NULL){ /* Skip P-frames if we do not have a reference frame or we have an invalid header. */ if(s2->pict_type==AV_PICTURE_TYPE_P && !s->sync) break; } if( (avctx->skip_frame >= AVDISCARD_NONREF && s2->pict_type==AV_PICTURE_TYPE_B) ||(avctx->skip_frame >= AVDISCARD_NONKEY && s2->pict_type!=AV_PICTURE_TYPE_I) || avctx->skip_frame >= AVDISCARD_ALL) break; if (!s->mpeg_enc_ctx_allocated) break; if(s2->codec_id == CODEC_ID_MPEG2VIDEO){ if(mb_y < avctx->skip_top || mb_y >= s2->mb_height - avctx->skip_bottom) break; } if(!s2->pict_type){ av_log(avctx, AV_LOG_ERROR, "Missing picture start code\n"); break; } if(s2->first_slice){ s2->first_slice=0; if(mpeg_field_start(s2, buf, buf_size) < 0) return -1; } if(!s2->current_picture_ptr){ av_log(avctx, AV_LOG_ERROR, "current_picture not initialized\n"); return -1; } if (avctx->codec->capabilities&CODEC_CAP_HWACCEL_VDPAU) { s->slice_count++; break; } if(avctx->thread_count > 1){ int threshold= (s2->mb_height*s->slice_count + avctx->thread_count/2) / avctx->thread_count; if(threshold <= mb_y){ MpegEncContext *thread_context= s2->thread_context[s->slice_count]; thread_context->start_mb_y= mb_y; thread_context->end_mb_y = s2->mb_height; if(s->slice_count){ s2->thread_context[s->slice_count-1]->end_mb_y= mb_y; ff_update_duplicate_context(thread_context, s2); } init_get_bits(&thread_context->gb, buf_ptr, input_size*8); s->slice_count++; } buf_ptr += 2; //FIXME add minimum number of bytes per slice }else{ ret = mpeg_decode_slice(s, mb_y, &buf_ptr, input_size); emms_c(); if(ret < 0){ if(s2->resync_mb_x>=0 && s2->resync_mb_y>=0) ff_er_add_slice(s2, s2->resync_mb_x, s2->resync_mb_y, s2->mb_x, s2->mb_y, AC_ERROR|DC_ERROR|MV_ERROR); }else{ ff_er_add_slice(s2, s2->resync_mb_x, s2->resync_mb_y, s2->mb_x-1, s2->mb_y, AC_END|DC_END|MV_END); } } } break; } } } | 11,121 |
0 | void cpu_ppc_store_decr (CPUState *env, uint32_t value) { /* TO FIX */ } | 11,122 |
0 | static void do_closefd(Monitor *mon, const QDict *qdict) { const char *fdname = qdict_get_str(qdict, "fdname"); mon_fd_t *monfd; LIST_FOREACH(monfd, &mon->fds, next) { if (strcmp(monfd->name, fdname) != 0) { continue; } LIST_REMOVE(monfd, next); close(monfd->fd); qemu_free(monfd->name); qemu_free(monfd); return; } monitor_printf(mon, "Failed to find file descriptor named %s\n", fdname); } | 11,123 |
0 | int ide_init_drive(IDEState *s, BlockDriverState *bs, IDEDriveKind kind, const char *version, const char *serial, const char *model, uint64_t wwn, uint32_t cylinders, uint32_t heads, uint32_t secs, int chs_trans) { uint64_t nb_sectors; s->bs = bs; s->drive_kind = kind; bdrv_get_geometry(bs, &nb_sectors); if (cylinders < 1 || cylinders > 16383) { error_report("cyls must be between 1 and 16383"); return -1; } if (heads < 1 || heads > 16) { error_report("heads must be between 1 and 16"); return -1; } if (secs < 1 || secs > 63) { error_report("secs must be between 1 and 63"); return -1; } s->cylinders = cylinders; s->heads = heads; s->sectors = secs; s->chs_trans = chs_trans; s->nb_sectors = nb_sectors; s->wwn = wwn; /* The SMART values should be preserved across power cycles but they aren't. */ s->smart_enabled = 1; s->smart_autosave = 1; s->smart_errors = 0; s->smart_selftest_count = 0; if (kind == IDE_CD) { bdrv_set_dev_ops(bs, &ide_cd_block_ops, s); bdrv_set_buffer_alignment(bs, 2048); } else { if (!bdrv_is_inserted(s->bs)) { error_report("Device needs media, but drive is empty"); return -1; } if (bdrv_is_read_only(bs)) { error_report("Can't use a read-only drive"); return -1; } } if (serial) { pstrcpy(s->drive_serial_str, sizeof(s->drive_serial_str), serial); } else { snprintf(s->drive_serial_str, sizeof(s->drive_serial_str), "QM%05d", s->drive_serial); } if (model) { pstrcpy(s->drive_model_str, sizeof(s->drive_model_str), model); } else { switch (kind) { case IDE_CD: strcpy(s->drive_model_str, "QEMU DVD-ROM"); break; case IDE_CFATA: strcpy(s->drive_model_str, "QEMU MICRODRIVE"); break; default: strcpy(s->drive_model_str, "QEMU HARDDISK"); break; } } if (version) { pstrcpy(s->version, sizeof(s->version), version); } else { pstrcpy(s->version, sizeof(s->version), qemu_get_version()); } ide_reset(s); bdrv_iostatus_enable(bs); return 0; } | 11,125 |
0 | static int decode_mb_cabac(H264Context *h) { MpegEncContext * const s = &h->s; const int mb_xy= s->mb_x + s->mb_y*s->mb_stride; int mb_type, partition_count, cbp = 0; int dct8x8_allowed= h->pps.transform_8x8_mode; s->dsp.clear_blocks(h->mb); //FIXME avoid if already clear (move after skip handlong?) tprintf("pic:%d mb:%d/%d\n", h->frame_num, s->mb_x, s->mb_y); if( h->slice_type != I_TYPE && h->slice_type != SI_TYPE ) { int skip; /* a skipped mb needs the aff flag from the following mb */ if( FRAME_MBAFF && s->mb_x==0 && (s->mb_y&1)==0 ) predict_field_decoding_flag(h); if( FRAME_MBAFF && (s->mb_y&1)==1 && h->prev_mb_skipped ) skip = h->next_mb_skipped; else skip = decode_cabac_mb_skip( h, s->mb_x, s->mb_y ); /* read skip flags */ if( skip ) { if( FRAME_MBAFF && (s->mb_y&1)==0 ){ s->current_picture.mb_type[mb_xy] = MB_TYPE_SKIP; h->next_mb_skipped = decode_cabac_mb_skip( h, s->mb_x, s->mb_y+1 ); if(h->next_mb_skipped) predict_field_decoding_flag(h); else h->mb_mbaff = h->mb_field_decoding_flag = decode_cabac_field_decoding_flag(h); } decode_mb_skip(h); h->cbp_table[mb_xy] = 0; h->chroma_pred_mode_table[mb_xy] = 0; h->last_qscale_diff = 0; return 0; } } if(FRAME_MBAFF){ if( (s->mb_y&1) == 0 ) h->mb_mbaff = h->mb_field_decoding_flag = decode_cabac_field_decoding_flag(h); }else h->mb_field_decoding_flag= (s->picture_structure!=PICT_FRAME); h->prev_mb_skipped = 0; compute_mb_neighbors(h); if( ( mb_type = decode_cabac_mb_type( h ) ) < 0 ) { av_log( h->s.avctx, AV_LOG_ERROR, "decode_cabac_mb_type failed\n" ); return -1; } if( h->slice_type == B_TYPE ) { if( mb_type < 23 ){ partition_count= b_mb_type_info[mb_type].partition_count; mb_type= b_mb_type_info[mb_type].type; }else{ mb_type -= 23; goto decode_intra_mb; } } else if( h->slice_type == P_TYPE ) { if( mb_type < 5) { partition_count= p_mb_type_info[mb_type].partition_count; mb_type= p_mb_type_info[mb_type].type; } else { mb_type -= 5; goto decode_intra_mb; } } else { assert(h->slice_type == I_TYPE); decode_intra_mb: partition_count = 0; cbp= i_mb_type_info[mb_type].cbp; h->intra16x16_pred_mode= i_mb_type_info[mb_type].pred_mode; mb_type= i_mb_type_info[mb_type].type; } if(MB_FIELD) mb_type |= MB_TYPE_INTERLACED; h->slice_table[ mb_xy ]= h->slice_num; if(IS_INTRA_PCM(mb_type)) { const uint8_t *ptr; unsigned int x, y; // We assume these blocks are very rare so we dont optimize it. // FIXME The two following lines get the bitstream position in the cabac // decode, I think it should be done by a function in cabac.h (or cabac.c). ptr= h->cabac.bytestream; if(h->cabac.low&0x1) ptr--; if(CABAC_BITS==16){ if(h->cabac.low&0x1FF) ptr--; } // The pixels are stored in the same order as levels in h->mb array. for(y=0; y<16; y++){ const int index= 4*(y&3) + 32*((y>>2)&1) + 128*(y>>3); for(x=0; x<16; x++){ tprintf("LUMA ICPM LEVEL (%3d)\n", *ptr); h->mb[index + (x&3) + 16*((x>>2)&1) + 64*(x>>3)]= *ptr++; } } for(y=0; y<8; y++){ const int index= 256 + 4*(y&3) + 32*(y>>2); for(x=0; x<8; x++){ tprintf("CHROMA U ICPM LEVEL (%3d)\n", *ptr); h->mb[index + (x&3) + 16*(x>>2)]= *ptr++; } } for(y=0; y<8; y++){ const int index= 256 + 64 + 4*(y&3) + 32*(y>>2); for(x=0; x<8; x++){ tprintf("CHROMA V ICPM LEVEL (%3d)\n", *ptr); h->mb[index + (x&3) + 16*(x>>2)]= *ptr++; } } ff_init_cabac_decoder(&h->cabac, ptr, h->cabac.bytestream_end - ptr); // All blocks are present h->cbp_table[mb_xy] = 0x1ef; h->chroma_pred_mode_table[mb_xy] = 0; // In deblocking, the quantizer is 0 s->current_picture.qscale_table[mb_xy]= 0; h->chroma_qp = get_chroma_qp(h->pps.chroma_qp_index_offset, 0); // All coeffs are present memset(h->non_zero_count[mb_xy], 16, 16); s->current_picture.mb_type[mb_xy]= mb_type; return 0; } if(MB_MBAFF){ h->ref_count[0] <<= 1; h->ref_count[1] <<= 1; } fill_caches(h, mb_type, 0); if( IS_INTRA( mb_type ) ) { int i, pred_mode; if( IS_INTRA4x4( mb_type ) ) { if( dct8x8_allowed && decode_cabac_mb_transform_size( h ) ) { mb_type |= MB_TYPE_8x8DCT; for( i = 0; i < 16; i+=4 ) { int pred = pred_intra_mode( h, i ); int mode = decode_cabac_mb_intra4x4_pred_mode( h, pred ); fill_rectangle( &h->intra4x4_pred_mode_cache[ scan8[i] ], 2, 2, 8, mode, 1 ); } } else { for( i = 0; i < 16; i++ ) { int pred = pred_intra_mode( h, i ); h->intra4x4_pred_mode_cache[ scan8[i] ] = decode_cabac_mb_intra4x4_pred_mode( h, pred ); //av_log( s->avctx, AV_LOG_ERROR, "i4x4 pred=%d mode=%d\n", pred, h->intra4x4_pred_mode_cache[ scan8[i] ] ); } } write_back_intra_pred_mode(h); if( check_intra4x4_pred_mode(h) < 0 ) return -1; } else { h->intra16x16_pred_mode= check_intra_pred_mode( h, h->intra16x16_pred_mode ); if( h->intra16x16_pred_mode < 0 ) return -1; } h->chroma_pred_mode_table[mb_xy] = pred_mode = decode_cabac_mb_chroma_pre_mode( h ); pred_mode= check_intra_pred_mode( h, pred_mode ); if( pred_mode < 0 ) return -1; h->chroma_pred_mode= pred_mode; } else if( partition_count == 4 ) { int i, j, sub_partition_count[4], list, ref[2][4]; if( h->slice_type == B_TYPE ) { for( i = 0; i < 4; i++ ) { h->sub_mb_type[i] = decode_cabac_b_mb_sub_type( h ); sub_partition_count[i]= b_sub_mb_type_info[ h->sub_mb_type[i] ].partition_count; h->sub_mb_type[i]= b_sub_mb_type_info[ h->sub_mb_type[i] ].type; } if( IS_DIRECT(h->sub_mb_type[0] | h->sub_mb_type[1] | h->sub_mb_type[2] | h->sub_mb_type[3]) ) { pred_direct_motion(h, &mb_type); if( h->ref_count[0] > 1 || h->ref_count[1] > 1 ) { for( i = 0; i < 4; i++ ) if( IS_DIRECT(h->sub_mb_type[i]) ) fill_rectangle( &h->direct_cache[scan8[4*i]], 2, 2, 8, 1, 1 ); } } } else { for( i = 0; i < 4; i++ ) { h->sub_mb_type[i] = decode_cabac_p_mb_sub_type( h ); sub_partition_count[i]= p_sub_mb_type_info[ h->sub_mb_type[i] ].partition_count; h->sub_mb_type[i]= p_sub_mb_type_info[ h->sub_mb_type[i] ].type; } } for( list = 0; list < h->list_count; list++ ) { for( i = 0; i < 4; i++ ) { if(IS_DIRECT(h->sub_mb_type[i])) continue; if(IS_DIR(h->sub_mb_type[i], 0, list)){ if( h->ref_count[list] > 1 ) ref[list][i] = decode_cabac_mb_ref( h, list, 4*i ); else ref[list][i] = 0; } else { ref[list][i] = -1; } h->ref_cache[list][ scan8[4*i]+1 ]= h->ref_cache[list][ scan8[4*i]+8 ]=h->ref_cache[list][ scan8[4*i]+9 ]= ref[list][i]; } } if(dct8x8_allowed) dct8x8_allowed = get_dct8x8_allowed(h); for(list=0; list<h->list_count; list++){ for(i=0; i<4; i++){ if(IS_DIRECT(h->sub_mb_type[i])){ fill_rectangle(h->mvd_cache[list][scan8[4*i]], 2, 2, 8, 0, 4); continue; } h->ref_cache[list][ scan8[4*i] ]=h->ref_cache[list][ scan8[4*i]+1 ]; if(IS_DIR(h->sub_mb_type[i], 0, list) && !IS_DIRECT(h->sub_mb_type[i])){ const int sub_mb_type= h->sub_mb_type[i]; const int block_width= (sub_mb_type & (MB_TYPE_16x16|MB_TYPE_16x8)) ? 2 : 1; for(j=0; j<sub_partition_count[i]; j++){ int mpx, mpy; int mx, my; const int index= 4*i + block_width*j; int16_t (* mv_cache)[2]= &h->mv_cache[list][ scan8[index] ]; int16_t (* mvd_cache)[2]= &h->mvd_cache[list][ scan8[index] ]; pred_motion(h, index, block_width, list, h->ref_cache[list][ scan8[index] ], &mpx, &mpy); mx = mpx + decode_cabac_mb_mvd( h, list, index, 0 ); my = mpy + decode_cabac_mb_mvd( h, list, index, 1 ); tprintf("final mv:%d %d\n", mx, my); if(IS_SUB_8X8(sub_mb_type)){ mv_cache[ 1 ][0]= mv_cache[ 8 ][0]= mv_cache[ 9 ][0]= mx; mv_cache[ 1 ][1]= mv_cache[ 8 ][1]= mv_cache[ 9 ][1]= my; mvd_cache[ 1 ][0]= mvd_cache[ 8 ][0]= mvd_cache[ 9 ][0]= mx - mpx; mvd_cache[ 1 ][1]= mvd_cache[ 8 ][1]= mvd_cache[ 9 ][1]= my - mpy; }else if(IS_SUB_8X4(sub_mb_type)){ mv_cache[ 1 ][0]= mx; mv_cache[ 1 ][1]= my; mvd_cache[ 1 ][0]= mx - mpx; mvd_cache[ 1 ][1]= my - mpy; }else if(IS_SUB_4X8(sub_mb_type)){ mv_cache[ 8 ][0]= mx; mv_cache[ 8 ][1]= my; mvd_cache[ 8 ][0]= mx - mpx; mvd_cache[ 8 ][1]= my - mpy; } mv_cache[ 0 ][0]= mx; mv_cache[ 0 ][1]= my; mvd_cache[ 0 ][0]= mx - mpx; mvd_cache[ 0 ][1]= my - mpy; } }else{ uint32_t *p= (uint32_t *)&h->mv_cache[list][ scan8[4*i] ][0]; uint32_t *pd= (uint32_t *)&h->mvd_cache[list][ scan8[4*i] ][0]; p[0] = p[1] = p[8] = p[9] = 0; pd[0]= pd[1]= pd[8]= pd[9]= 0; } } } } else if( IS_DIRECT(mb_type) ) { pred_direct_motion(h, &mb_type); fill_rectangle(h->mvd_cache[0][scan8[0]], 4, 4, 8, 0, 4); fill_rectangle(h->mvd_cache[1][scan8[0]], 4, 4, 8, 0, 4); dct8x8_allowed &= h->sps.direct_8x8_inference_flag; } else { int list, mx, my, i, mpx, mpy; if(IS_16X16(mb_type)){ for(list=0; list<2; list++){ if(IS_DIR(mb_type, 0, list)){ if(h->ref_count[list] > 0 ){ const int ref = h->ref_count[list] > 1 ? decode_cabac_mb_ref( h, list, 0 ) : 0; fill_rectangle(&h->ref_cache[list][ scan8[0] ], 4, 4, 8, ref, 1); } }else fill_rectangle(&h->ref_cache[list][ scan8[0] ], 4, 4, 8, (uint8_t)LIST_NOT_USED, 1); } for(list=0; list<2; list++){ if(IS_DIR(mb_type, 0, list)){ pred_motion(h, 0, 4, list, h->ref_cache[list][ scan8[0] ], &mpx, &mpy); mx = mpx + decode_cabac_mb_mvd( h, list, 0, 0 ); my = mpy + decode_cabac_mb_mvd( h, list, 0, 1 ); tprintf("final mv:%d %d\n", mx, my); fill_rectangle(h->mvd_cache[list][ scan8[0] ], 4, 4, 8, pack16to32(mx-mpx,my-mpy), 4); fill_rectangle(h->mv_cache[list][ scan8[0] ], 4, 4, 8, pack16to32(mx,my), 4); }else fill_rectangle(h->mv_cache[list][ scan8[0] ], 4, 4, 8, 0, 4); } } else if(IS_16X8(mb_type)){ for(list=0; list<h->list_count; list++){ for(i=0; i<2; i++){ if(IS_DIR(mb_type, i, list)){ const int ref= h->ref_count[list] > 1 ? decode_cabac_mb_ref( h, list, 8*i ) : 0; fill_rectangle(&h->ref_cache[list][ scan8[0] + 16*i ], 4, 2, 8, ref, 1); }else fill_rectangle(&h->ref_cache[list][ scan8[0] + 16*i ], 4, 2, 8, (LIST_NOT_USED&0xFF), 1); } } for(list=0; list<h->list_count; list++){ for(i=0; i<2; i++){ if(IS_DIR(mb_type, i, list)){ pred_16x8_motion(h, 8*i, list, h->ref_cache[list][scan8[0] + 16*i], &mpx, &mpy); mx = mpx + decode_cabac_mb_mvd( h, list, 8*i, 0 ); my = mpy + decode_cabac_mb_mvd( h, list, 8*i, 1 ); tprintf("final mv:%d %d\n", mx, my); fill_rectangle(h->mvd_cache[list][ scan8[0] + 16*i ], 4, 2, 8, pack16to32(mx-mpx,my-mpy), 4); fill_rectangle(h->mv_cache[list][ scan8[0] + 16*i ], 4, 2, 8, pack16to32(mx,my), 4); }else{ fill_rectangle(h->mvd_cache[list][ scan8[0] + 16*i ], 4, 2, 8, 0, 4); fill_rectangle(h-> mv_cache[list][ scan8[0] + 16*i ], 4, 2, 8, 0, 4); } } } }else{ assert(IS_8X16(mb_type)); for(list=0; list<h->list_count; list++){ for(i=0; i<2; i++){ if(IS_DIR(mb_type, i, list)){ //FIXME optimize const int ref= h->ref_count[list] > 1 ? decode_cabac_mb_ref( h, list, 4*i ) : 0; fill_rectangle(&h->ref_cache[list][ scan8[0] + 2*i ], 2, 4, 8, ref, 1); }else fill_rectangle(&h->ref_cache[list][ scan8[0] + 2*i ], 2, 4, 8, (LIST_NOT_USED&0xFF), 1); } } for(list=0; list<h->list_count; list++){ for(i=0; i<2; i++){ if(IS_DIR(mb_type, i, list)){ pred_8x16_motion(h, i*4, list, h->ref_cache[list][ scan8[0] + 2*i ], &mpx, &mpy); mx = mpx + decode_cabac_mb_mvd( h, list, 4*i, 0 ); my = mpy + decode_cabac_mb_mvd( h, list, 4*i, 1 ); tprintf("final mv:%d %d\n", mx, my); fill_rectangle(h->mvd_cache[list][ scan8[0] + 2*i ], 2, 4, 8, pack16to32(mx-mpx,my-mpy), 4); fill_rectangle(h->mv_cache[list][ scan8[0] + 2*i ], 2, 4, 8, pack16to32(mx,my), 4); }else{ fill_rectangle(h->mvd_cache[list][ scan8[0] + 2*i ], 2, 4, 8, 0, 4); fill_rectangle(h-> mv_cache[list][ scan8[0] + 2*i ], 2, 4, 8, 0, 4); } } } } } if( IS_INTER( mb_type ) ) { h->chroma_pred_mode_table[mb_xy] = 0; write_back_motion( h, mb_type ); } if( !IS_INTRA16x16( mb_type ) ) { cbp = decode_cabac_mb_cbp_luma( h ); cbp |= decode_cabac_mb_cbp_chroma( h ) << 4; } h->cbp_table[mb_xy] = h->cbp = cbp; if( dct8x8_allowed && (cbp&15) && !IS_INTRA( mb_type ) ) { if( decode_cabac_mb_transform_size( h ) ) mb_type |= MB_TYPE_8x8DCT; } s->current_picture.mb_type[mb_xy]= mb_type; if( cbp || IS_INTRA16x16( mb_type ) ) { const uint8_t *scan, *scan8x8, *dc_scan; int dqp; if(IS_INTERLACED(mb_type)){ scan8x8= s->qscale ? h->field_scan8x8 : h->field_scan8x8_q0; scan= s->qscale ? h->field_scan : h->field_scan_q0; dc_scan= luma_dc_field_scan; }else{ scan8x8= s->qscale ? h->zigzag_scan8x8 : h->zigzag_scan8x8_q0; scan= s->qscale ? h->zigzag_scan : h->zigzag_scan_q0; dc_scan= luma_dc_zigzag_scan; } h->last_qscale_diff = dqp = decode_cabac_mb_dqp( h ); if( dqp == INT_MIN ){ av_log(h->s.avctx, AV_LOG_ERROR, "cabac decode of qscale diff failed at %d %d\n", s->mb_x, s->mb_y); return -1; } s->qscale += dqp; if(((unsigned)s->qscale) > 51){ if(s->qscale<0) s->qscale+= 52; else s->qscale-= 52; } h->chroma_qp = get_chroma_qp(h->pps.chroma_qp_index_offset, s->qscale); if( IS_INTRA16x16( mb_type ) ) { int i; //av_log( s->avctx, AV_LOG_ERROR, "INTRA16x16 DC\n" ); if( decode_cabac_residual( h, h->mb, 0, 0, dc_scan, NULL, 16) < 0) return -1; if( cbp&15 ) { for( i = 0; i < 16; i++ ) { //av_log( s->avctx, AV_LOG_ERROR, "INTRA16x16 AC:%d\n", i ); if( decode_cabac_residual(h, h->mb + 16*i, 1, i, scan + 1, h->dequant4_coeff[0][s->qscale], 15) < 0 ) return -1; } } else { fill_rectangle(&h->non_zero_count_cache[scan8[0]], 4, 4, 8, 0, 1); } } else { int i8x8, i4x4; for( i8x8 = 0; i8x8 < 4; i8x8++ ) { if( cbp & (1<<i8x8) ) { if( IS_8x8DCT(mb_type) ) { if( decode_cabac_residual(h, h->mb + 64*i8x8, 5, 4*i8x8, scan8x8, h->dequant8_coeff[IS_INTRA( mb_type ) ? 0:1][s->qscale], 64) < 0 ) return -1; } else for( i4x4 = 0; i4x4 < 4; i4x4++ ) { const int index = 4*i8x8 + i4x4; //av_log( s->avctx, AV_LOG_ERROR, "Luma4x4: %d\n", index ); //START_TIMER if( decode_cabac_residual(h, h->mb + 16*index, 2, index, scan, h->dequant4_coeff[IS_INTRA( mb_type ) ? 0:3][s->qscale], 16) < 0 ) return -1; //STOP_TIMER("decode_residual") } } else { uint8_t * const nnz= &h->non_zero_count_cache[ scan8[4*i8x8] ]; nnz[0] = nnz[1] = nnz[8] = nnz[9] = 0; } } } if( cbp&0x30 ){ int c; for( c = 0; c < 2; c++ ) { //av_log( s->avctx, AV_LOG_ERROR, "INTRA C%d-DC\n",c ); if( decode_cabac_residual(h, h->mb + 256 + 16*4*c, 3, c, chroma_dc_scan, NULL, 4) < 0) return -1; } } if( cbp&0x20 ) { int c, i; for( c = 0; c < 2; c++ ) { for( i = 0; i < 4; i++ ) { const int index = 16 + 4 * c + i; //av_log( s->avctx, AV_LOG_ERROR, "INTRA C%d-AC %d\n",c, index - 16 ); if( decode_cabac_residual(h, h->mb + 16*index, 4, index - 16, scan + 1, h->dequant4_coeff[c+1+(IS_INTRA( mb_type ) ? 0:3)][h->chroma_qp], 15) < 0) return -1; } } } else { uint8_t * const nnz= &h->non_zero_count_cache[0]; nnz[ scan8[16]+0 ] = nnz[ scan8[16]+1 ] =nnz[ scan8[16]+8 ] =nnz[ scan8[16]+9 ] = nnz[ scan8[20]+0 ] = nnz[ scan8[20]+1 ] =nnz[ scan8[20]+8 ] =nnz[ scan8[20]+9 ] = 0; } } else { uint8_t * const nnz= &h->non_zero_count_cache[0]; fill_rectangle(&nnz[scan8[0]], 4, 4, 8, 0, 1); nnz[ scan8[16]+0 ] = nnz[ scan8[16]+1 ] =nnz[ scan8[16]+8 ] =nnz[ scan8[16]+9 ] = nnz[ scan8[20]+0 ] = nnz[ scan8[20]+1 ] =nnz[ scan8[20]+8 ] =nnz[ scan8[20]+9 ] = 0; h->last_qscale_diff = 0; } s->current_picture.qscale_table[mb_xy]= s->qscale; write_back_non_zero_count(h); if(MB_MBAFF){ h->ref_count[0] >>= 1; h->ref_count[1] >>= 1; } return 0; } | 11,129 |
0 | static inline int get_phys_addr(CPUState *env, uint32_t address, int access_type, int is_user, uint32_t *phys_ptr, int *prot) { /* Fast Context Switch Extension. */ if (address < 0x02000000) address += env->cp15.c13_fcse; if ((env->cp15.c1_sys & 1) == 0) { /* MMU/MPU disabled. */ *phys_ptr = address; *prot = PAGE_READ | PAGE_WRITE; return 0; } else if (arm_feature(env, ARM_FEATURE_MPU)) { return get_phys_addr_mpu(env, address, access_type, is_user, phys_ptr, prot); } else if (env->cp15.c1_sys & (1 << 23)) { return get_phys_addr_v6(env, address, access_type, is_user, phys_ptr, prot); } else { return get_phys_addr_v5(env, address, access_type, is_user, phys_ptr, prot); } } | 11,130 |
0 | static void conditional_interrupt(DBDMA_channel *ch) { dbdma_cmd *current = &ch->current; uint16_t intr; uint16_t sel_mask, sel_value; uint32_t status; int cond; DBDMA_DPRINTF("conditional_interrupt\n"); intr = le16_to_cpu(current->command) & INTR_MASK; switch(intr) { case INTR_NEVER: /* don't interrupt */ return; case INTR_ALWAYS: /* always interrupt */ qemu_irq_raise(ch->irq); return; } status = be32_to_cpu(ch->regs[DBDMA_STATUS]) & DEVSTAT; sel_mask = (be32_to_cpu(ch->regs[DBDMA_INTR_SEL]) >> 16) & 0x0f; sel_value = be32_to_cpu(ch->regs[DBDMA_INTR_SEL]) & 0x0f; cond = (status & sel_mask) == (sel_value & sel_mask); switch(intr) { case INTR_IFSET: /* intr if condition bit is 1 */ if (cond) qemu_irq_raise(ch->irq); return; case INTR_IFCLR: /* intr if condition bit is 0 */ if (!cond) qemu_irq_raise(ch->irq); return; } } | 11,131 |
0 | static int cloop_open(BlockDriverState *bs, QDict *options, int flags, Error **errp) { BDRVCloopState *s = bs->opaque; uint32_t offsets_size, max_compressed_block_size = 1, i; int ret; bs->file = bdrv_open_child(NULL, options, "file", bs, &child_file, false, errp); if (!bs->file) { return -EINVAL; } bdrv_set_read_only(bs, true); /* read header */ ret = bdrv_pread(bs->file, 128, &s->block_size, 4); if (ret < 0) { return ret; } s->block_size = be32_to_cpu(s->block_size); if (s->block_size % 512) { error_setg(errp, "block_size %" PRIu32 " must be a multiple of 512", s->block_size); return -EINVAL; } if (s->block_size == 0) { error_setg(errp, "block_size cannot be zero"); return -EINVAL; } /* cloop's create_compressed_fs.c warns about block sizes beyond 256 KB but * we can accept more. Prevent ridiculous values like 4 GB - 1 since we * need a buffer this big. */ if (s->block_size > MAX_BLOCK_SIZE) { error_setg(errp, "block_size %" PRIu32 " must be %u MB or less", s->block_size, MAX_BLOCK_SIZE / (1024 * 1024)); return -EINVAL; } ret = bdrv_pread(bs->file, 128 + 4, &s->n_blocks, 4); if (ret < 0) { return ret; } s->n_blocks = be32_to_cpu(s->n_blocks); /* read offsets */ if (s->n_blocks > (UINT32_MAX - 1) / sizeof(uint64_t)) { /* Prevent integer overflow */ error_setg(errp, "n_blocks %" PRIu32 " must be %zu or less", s->n_blocks, (UINT32_MAX - 1) / sizeof(uint64_t)); return -EINVAL; } offsets_size = (s->n_blocks + 1) * sizeof(uint64_t); if (offsets_size > 512 * 1024 * 1024) { /* Prevent ridiculous offsets_size which causes memory allocation to * fail or overflows bdrv_pread() size. In practice the 512 MB * offsets[] limit supports 16 TB images at 256 KB block size. */ error_setg(errp, "image requires too many offsets, " "try increasing block size"); return -EINVAL; } s->offsets = g_try_malloc(offsets_size); if (s->offsets == NULL) { error_setg(errp, "Could not allocate offsets table"); return -ENOMEM; } ret = bdrv_pread(bs->file, 128 + 4 + 4, s->offsets, offsets_size); if (ret < 0) { goto fail; } for (i = 0; i < s->n_blocks + 1; i++) { uint64_t size; s->offsets[i] = be64_to_cpu(s->offsets[i]); if (i == 0) { continue; } if (s->offsets[i] < s->offsets[i - 1]) { error_setg(errp, "offsets not monotonically increasing at " "index %" PRIu32 ", image file is corrupt", i); ret = -EINVAL; goto fail; } size = s->offsets[i] - s->offsets[i - 1]; /* Compressed blocks should be smaller than the uncompressed block size * but maybe compression performed poorly so the compressed block is * actually bigger. Clamp down on unrealistic values to prevent * ridiculous s->compressed_block allocation. */ if (size > 2 * MAX_BLOCK_SIZE) { error_setg(errp, "invalid compressed block size at index %" PRIu32 ", image file is corrupt", i); ret = -EINVAL; goto fail; } if (size > max_compressed_block_size) { max_compressed_block_size = size; } } /* initialize zlib engine */ s->compressed_block = g_try_malloc(max_compressed_block_size + 1); if (s->compressed_block == NULL) { error_setg(errp, "Could not allocate compressed_block"); ret = -ENOMEM; goto fail; } s->uncompressed_block = g_try_malloc(s->block_size); if (s->uncompressed_block == NULL) { error_setg(errp, "Could not allocate uncompressed_block"); ret = -ENOMEM; goto fail; } if (inflateInit(&s->zstream) != Z_OK) { ret = -EINVAL; goto fail; } s->current_block = s->n_blocks; s->sectors_per_block = s->block_size/512; bs->total_sectors = s->n_blocks * s->sectors_per_block; qemu_co_mutex_init(&s->lock); return 0; fail: g_free(s->offsets); g_free(s->compressed_block); g_free(s->uncompressed_block); return ret; } | 11,133 |
0 | static uint32_t sm501_palette_read(void *opaque, target_phys_addr_t addr) { SM501State * s = (SM501State *)opaque; SM501_DPRINTF("sm501 palette read addr=%x\n", (int)addr); /* TODO : consider BYTE/WORD access */ /* TODO : consider endian */ assert(0 <= addr && addr < 0x400 * 3); return *(uint32_t*)&s->dc_palette[addr]; } | 11,134 |
0 | static void gen_spr_amr (CPUPPCState *env) { #ifndef CONFIG_USER_ONLY /* Virtual Page Class Key protection */ /* The AMR is accessible either via SPR 13 or SPR 29. 13 is * userspace accessible, 29 is privileged. So we only need to set * the kvm ONE_REG id on one of them, we use 29 */ spr_register(env, SPR_UAMR, "UAMR", &spr_read_uamr, &spr_write_uamr_pr, &spr_read_uamr, &spr_write_uamr, 0); spr_register_kvm(env, SPR_AMR, "AMR", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, KVM_REG_PPC_AMR, 0xffffffffffffffffULL); spr_register_kvm(env, SPR_UAMOR, "UAMOR", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, KVM_REG_PPC_UAMOR, 0); #endif /* !CONFIG_USER_ONLY */ } | 11,135 |
0 | static void set_kernel_args(const struct arm_boot_info *info) { int initrd_size = info->initrd_size; target_phys_addr_t base = info->loader_start; target_phys_addr_t p; p = base + KERNEL_ARGS_ADDR; /* ATAG_CORE */ WRITE_WORD(p, 5); WRITE_WORD(p, 0x54410001); WRITE_WORD(p, 1); WRITE_WORD(p, 0x1000); WRITE_WORD(p, 0); /* ATAG_MEM */ /* TODO: handle multiple chips on one ATAG list */ WRITE_WORD(p, 4); WRITE_WORD(p, 0x54410002); WRITE_WORD(p, info->ram_size); WRITE_WORD(p, info->loader_start); if (initrd_size) { /* ATAG_INITRD2 */ WRITE_WORD(p, 4); WRITE_WORD(p, 0x54420005); WRITE_WORD(p, info->loader_start + INITRD_LOAD_ADDR); WRITE_WORD(p, initrd_size); } if (info->kernel_cmdline && *info->kernel_cmdline) { /* ATAG_CMDLINE */ int cmdline_size; cmdline_size = strlen(info->kernel_cmdline); cpu_physical_memory_write(p + 8, (void *)info->kernel_cmdline, cmdline_size + 1); cmdline_size = (cmdline_size >> 2) + 1; WRITE_WORD(p, cmdline_size + 2); WRITE_WORD(p, 0x54410009); p += cmdline_size * 4; } if (info->atag_board) { /* ATAG_BOARD */ int atag_board_len; uint8_t atag_board_buf[0x1000]; atag_board_len = (info->atag_board(info, atag_board_buf) + 3) & ~3; WRITE_WORD(p, (atag_board_len + 8) >> 2); WRITE_WORD(p, 0x414f4d50); cpu_physical_memory_write(p, atag_board_buf, atag_board_len); p += atag_board_len; } /* ATAG_END */ WRITE_WORD(p, 0); WRITE_WORD(p, 0); } | 11,136 |
0 | static void ppc_powernv_init(MachineState *machine) { PnvMachineState *pnv = POWERNV_MACHINE(machine); MemoryRegion *ram; char *fw_filename; long fw_size; int i; char *chip_typename; /* allocate RAM */ if (machine->ram_size < (1 * G_BYTE)) { error_report("Warning: skiboot may not work with < 1GB of RAM"); } ram = g_new(MemoryRegion, 1); memory_region_allocate_system_memory(ram, NULL, "ppc_powernv.ram", machine->ram_size); memory_region_add_subregion(get_system_memory(), 0, ram); /* load skiboot firmware */ if (bios_name == NULL) { bios_name = FW_FILE_NAME; } fw_filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); fw_size = load_image_targphys(fw_filename, FW_LOAD_ADDR, FW_MAX_SIZE); if (fw_size < 0) { error_report("Could not load OPAL '%s'", fw_filename); exit(1); } g_free(fw_filename); /* load kernel */ if (machine->kernel_filename) { long kernel_size; kernel_size = load_image_targphys(machine->kernel_filename, KERNEL_LOAD_ADDR, 0x2000000); if (kernel_size < 0) { error_report("Could not load kernel '%s'", machine->kernel_filename); exit(1); } } /* load initrd */ if (machine->initrd_filename) { pnv->initrd_base = INITRD_LOAD_ADDR; pnv->initrd_size = load_image_targphys(machine->initrd_filename, pnv->initrd_base, 0x10000000); /* 128MB max */ if (pnv->initrd_size < 0) { error_report("Could not load initial ram disk '%s'", machine->initrd_filename); exit(1); } } /* We need some cpu model to instantiate the PnvChip class */ if (machine->cpu_model == NULL) { machine->cpu_model = "POWER8"; } /* Create the processor chips */ chip_typename = g_strdup_printf(TYPE_PNV_CHIP "-%s", machine->cpu_model); if (!object_class_by_name(chip_typename)) { error_report("invalid CPU model '%s' for %s machine", machine->cpu_model, MACHINE_GET_CLASS(machine)->name); exit(1); } pnv->chips = g_new0(PnvChip *, pnv->num_chips); for (i = 0; i < pnv->num_chips; i++) { char chip_name[32]; Object *chip = object_new(chip_typename); pnv->chips[i] = PNV_CHIP(chip); /* TODO: put all the memory in one node on chip 0 until we find a * way to specify different ranges for each chip */ if (i == 0) { object_property_set_int(chip, machine->ram_size, "ram-size", &error_fatal); } snprintf(chip_name, sizeof(chip_name), "chip[%d]", PNV_CHIP_HWID(i)); object_property_add_child(OBJECT(pnv), chip_name, chip, &error_fatal); object_property_set_int(chip, PNV_CHIP_HWID(i), "chip-id", &error_fatal); object_property_set_int(chip, smp_cores, "nr-cores", &error_fatal); object_property_set_bool(chip, true, "realized", &error_fatal); } g_free(chip_typename); /* Instantiate ISA bus on chip 0 */ pnv->isa_bus = pnv_isa_create(pnv->chips[0]); /* Create serial port */ serial_hds_isa_init(pnv->isa_bus, 0, MAX_SERIAL_PORTS); /* Create an RTC ISA device too */ rtc_init(pnv->isa_bus, 2000, NULL); /* OpenPOWER systems use a IPMI SEL Event message to notify the * host to powerdown */ pnv->powerdown_notifier.notify = pnv_powerdown_notify; qemu_register_powerdown_notifier(&pnv->powerdown_notifier); } | 11,137 |
0 | static int proxy_remove(FsContext *ctx, const char *path) { int retval; V9fsString name; v9fs_string_init(&name); v9fs_string_sprintf(&name, "%s", path); retval = v9fs_request(ctx->private, T_REMOVE, NULL, "s", &name); v9fs_string_free(&name); if (retval < 0) { errno = -retval; } return retval; } | 11,138 |
0 | static uint64_t pxa2xx_ssp_read(void *opaque, hwaddr addr, unsigned size) { PXA2xxSSPState *s = (PXA2xxSSPState *) opaque; uint32_t retval; switch (addr) { case SSCR0: return s->sscr[0]; case SSCR1: return s->sscr[1]; case SSPSP: return s->sspsp; case SSTO: return s->ssto; case SSITR: return s->ssitr; case SSSR: return s->sssr | s->ssitr; case SSDR: if (!s->enable) return 0xffffffff; if (s->rx_level < 1) { printf("%s: SSP Rx Underrun\n", __FUNCTION__); return 0xffffffff; } s->rx_level --; retval = s->rx_fifo[s->rx_start ++]; s->rx_start &= 0xf; pxa2xx_ssp_fifo_update(s); return retval; case SSTSA: return s->sstsa; case SSRSA: return s->ssrsa; case SSTSS: return 0; case SSACD: return s->ssacd; default: printf("%s: Bad register " REG_FMT "\n", __FUNCTION__, addr); break; } return 0; } | 11,139 |
0 | static inline void tcg_out_op(TCGContext *s, TCGOpcode opc, const TCGArg *args, const int *const_args) { int c, vexop, rexw = 0; #if TCG_TARGET_REG_BITS == 64 # define OP_32_64(x) \ case glue(glue(INDEX_op_, x), _i64): \ rexw = P_REXW; /* FALLTHRU */ \ case glue(glue(INDEX_op_, x), _i32) #else # define OP_32_64(x) \ case glue(glue(INDEX_op_, x), _i32) #endif switch(opc) { case INDEX_op_exit_tb: tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_EAX, args[0]); tcg_out_jmp(s, tb_ret_addr); break; case INDEX_op_goto_tb: if (s->tb_jmp_offset) { /* direct jump method */ tcg_out8(s, OPC_JMP_long); /* jmp im */ s->tb_jmp_offset[args[0]] = tcg_current_code_size(s); tcg_out32(s, 0); } else { /* indirect jump method */ tcg_out_modrm_offset(s, OPC_GRP5, EXT5_JMPN_Ev, -1, (intptr_t)(s->tb_next + args[0])); } s->tb_next_offset[args[0]] = tcg_current_code_size(s); break; case INDEX_op_br: tcg_out_jxx(s, JCC_JMP, args[0], 0); break; OP_32_64(ld8u): /* Note that we can ignore REXW for the zero-extend to 64-bit. */ tcg_out_modrm_offset(s, OPC_MOVZBL, args[0], args[1], args[2]); break; OP_32_64(ld8s): tcg_out_modrm_offset(s, OPC_MOVSBL + rexw, args[0], args[1], args[2]); break; OP_32_64(ld16u): /* Note that we can ignore REXW for the zero-extend to 64-bit. */ tcg_out_modrm_offset(s, OPC_MOVZWL, args[0], args[1], args[2]); break; OP_32_64(ld16s): tcg_out_modrm_offset(s, OPC_MOVSWL + rexw, args[0], args[1], args[2]); break; #if TCG_TARGET_REG_BITS == 64 case INDEX_op_ld32u_i64: #endif case INDEX_op_ld_i32: tcg_out_ld(s, TCG_TYPE_I32, args[0], args[1], args[2]); break; OP_32_64(st8): if (const_args[0]) { tcg_out_modrm_offset(s, OPC_MOVB_EvIz, 0, args[1], args[2]); tcg_out8(s, args[0]); } else { tcg_out_modrm_offset(s, OPC_MOVB_EvGv | P_REXB_R, args[0], args[1], args[2]); } break; OP_32_64(st16): if (const_args[0]) { tcg_out_modrm_offset(s, OPC_MOVL_EvIz | P_DATA16, 0, args[1], args[2]); tcg_out16(s, args[0]); } else { tcg_out_modrm_offset(s, OPC_MOVL_EvGv | P_DATA16, args[0], args[1], args[2]); } break; #if TCG_TARGET_REG_BITS == 64 case INDEX_op_st32_i64: #endif case INDEX_op_st_i32: if (const_args[0]) { tcg_out_modrm_offset(s, OPC_MOVL_EvIz, 0, args[1], args[2]); tcg_out32(s, args[0]); } else { tcg_out_st(s, TCG_TYPE_I32, args[0], args[1], args[2]); } break; OP_32_64(add): /* For 3-operand addition, use LEA. */ if (args[0] != args[1]) { TCGArg a0 = args[0], a1 = args[1], a2 = args[2], c3 = 0; if (const_args[2]) { c3 = a2, a2 = -1; } else if (a0 == a2) { /* Watch out for dest = src + dest, since we've removed the matching constraint on the add. */ tgen_arithr(s, ARITH_ADD + rexw, a0, a1); break; } tcg_out_modrm_sib_offset(s, OPC_LEA + rexw, a0, a1, a2, 0, c3); break; } c = ARITH_ADD; goto gen_arith; OP_32_64(sub): c = ARITH_SUB; goto gen_arith; OP_32_64(and): c = ARITH_AND; goto gen_arith; OP_32_64(or): c = ARITH_OR; goto gen_arith; OP_32_64(xor): c = ARITH_XOR; goto gen_arith; gen_arith: if (const_args[2]) { tgen_arithi(s, c + rexw, args[0], args[2], 0); } else { tgen_arithr(s, c + rexw, args[0], args[2]); } break; OP_32_64(andc): if (const_args[2]) { tcg_out_mov(s, rexw ? TCG_TYPE_I64 : TCG_TYPE_I32, args[0], args[1]); tgen_arithi(s, ARITH_AND + rexw, args[0], ~args[2], 0); } else { tcg_out_vex_modrm(s, OPC_ANDN + rexw, args[0], args[2], args[1]); } break; OP_32_64(mul): if (const_args[2]) { int32_t val; val = args[2]; if (val == (int8_t)val) { tcg_out_modrm(s, OPC_IMUL_GvEvIb + rexw, args[0], args[0]); tcg_out8(s, val); } else { tcg_out_modrm(s, OPC_IMUL_GvEvIz + rexw, args[0], args[0]); tcg_out32(s, val); } } else { tcg_out_modrm(s, OPC_IMUL_GvEv + rexw, args[0], args[2]); } break; OP_32_64(div2): tcg_out_modrm(s, OPC_GRP3_Ev + rexw, EXT3_IDIV, args[4]); break; OP_32_64(divu2): tcg_out_modrm(s, OPC_GRP3_Ev + rexw, EXT3_DIV, args[4]); break; OP_32_64(shl): c = SHIFT_SHL; vexop = OPC_SHLX; goto gen_shift_maybe_vex; OP_32_64(shr): c = SHIFT_SHR; vexop = OPC_SHRX; goto gen_shift_maybe_vex; OP_32_64(sar): c = SHIFT_SAR; vexop = OPC_SARX; goto gen_shift_maybe_vex; OP_32_64(rotl): c = SHIFT_ROL; goto gen_shift; OP_32_64(rotr): c = SHIFT_ROR; goto gen_shift; gen_shift_maybe_vex: if (have_bmi2 && !const_args[2]) { tcg_out_vex_modrm(s, vexop + rexw, args[0], args[2], args[1]); break; } /* FALLTHRU */ gen_shift: if (const_args[2]) { tcg_out_shifti(s, c + rexw, args[0], args[2]); } else { tcg_out_modrm(s, OPC_SHIFT_cl + rexw, c, args[0]); } break; case INDEX_op_brcond_i32: tcg_out_brcond32(s, args[2], args[0], args[1], const_args[1], args[3], 0); break; case INDEX_op_setcond_i32: tcg_out_setcond32(s, args[3], args[0], args[1], args[2], const_args[2]); break; case INDEX_op_movcond_i32: tcg_out_movcond32(s, args[5], args[0], args[1], args[2], const_args[2], args[3]); break; OP_32_64(bswap16): tcg_out_rolw_8(s, args[0]); break; OP_32_64(bswap32): tcg_out_bswap32(s, args[0]); break; OP_32_64(neg): tcg_out_modrm(s, OPC_GRP3_Ev + rexw, EXT3_NEG, args[0]); break; OP_32_64(not): tcg_out_modrm(s, OPC_GRP3_Ev + rexw, EXT3_NOT, args[0]); break; OP_32_64(ext8s): tcg_out_ext8s(s, args[0], args[1], rexw); break; OP_32_64(ext16s): tcg_out_ext16s(s, args[0], args[1], rexw); break; OP_32_64(ext8u): tcg_out_ext8u(s, args[0], args[1]); break; OP_32_64(ext16u): tcg_out_ext16u(s, args[0], args[1]); break; case INDEX_op_qemu_ld_i32: tcg_out_qemu_ld(s, args, 0); break; case INDEX_op_qemu_ld_i64: tcg_out_qemu_ld(s, args, 1); break; case INDEX_op_qemu_st_i32: tcg_out_qemu_st(s, args, 0); break; case INDEX_op_qemu_st_i64: tcg_out_qemu_st(s, args, 1); break; OP_32_64(mulu2): tcg_out_modrm(s, OPC_GRP3_Ev + rexw, EXT3_MUL, args[3]); break; OP_32_64(muls2): tcg_out_modrm(s, OPC_GRP3_Ev + rexw, EXT3_IMUL, args[3]); break; OP_32_64(add2): if (const_args[4]) { tgen_arithi(s, ARITH_ADD + rexw, args[0], args[4], 1); } else { tgen_arithr(s, ARITH_ADD + rexw, args[0], args[4]); } if (const_args[5]) { tgen_arithi(s, ARITH_ADC + rexw, args[1], args[5], 1); } else { tgen_arithr(s, ARITH_ADC + rexw, args[1], args[5]); } break; OP_32_64(sub2): if (const_args[4]) { tgen_arithi(s, ARITH_SUB + rexw, args[0], args[4], 1); } else { tgen_arithr(s, ARITH_SUB + rexw, args[0], args[4]); } if (const_args[5]) { tgen_arithi(s, ARITH_SBB + rexw, args[1], args[5], 1); } else { tgen_arithr(s, ARITH_SBB + rexw, args[1], args[5]); } break; #if TCG_TARGET_REG_BITS == 32 case INDEX_op_brcond2_i32: tcg_out_brcond2(s, args, const_args, 0); break; case INDEX_op_setcond2_i32: tcg_out_setcond2(s, args, const_args); break; #else /* TCG_TARGET_REG_BITS == 64 */ case INDEX_op_ld32s_i64: tcg_out_modrm_offset(s, OPC_MOVSLQ, args[0], args[1], args[2]); break; case INDEX_op_ld_i64: tcg_out_ld(s, TCG_TYPE_I64, args[0], args[1], args[2]); break; case INDEX_op_st_i64: if (const_args[0]) { tcg_out_modrm_offset(s, OPC_MOVL_EvIz | P_REXW, 0, args[1], args[2]); tcg_out32(s, args[0]); } else { tcg_out_st(s, TCG_TYPE_I64, args[0], args[1], args[2]); } break; case INDEX_op_brcond_i64: tcg_out_brcond64(s, args[2], args[0], args[1], const_args[1], args[3], 0); break; case INDEX_op_setcond_i64: tcg_out_setcond64(s, args[3], args[0], args[1], args[2], const_args[2]); break; case INDEX_op_movcond_i64: tcg_out_movcond64(s, args[5], args[0], args[1], args[2], const_args[2], args[3]); break; case INDEX_op_bswap64_i64: tcg_out_bswap64(s, args[0]); break; case INDEX_op_ext32u_i64: tcg_out_ext32u(s, args[0], args[1]); break; case INDEX_op_ext32s_i64: tcg_out_ext32s(s, args[0], args[1]); break; #endif OP_32_64(deposit): if (args[3] == 0 && args[4] == 8) { /* load bits 0..7 */ tcg_out_modrm(s, OPC_MOVB_EvGv | P_REXB_R | P_REXB_RM, args[2], args[0]); } else if (args[3] == 8 && args[4] == 8) { /* load bits 8..15 */ tcg_out_modrm(s, OPC_MOVB_EvGv, args[2], args[0] + 4); } else if (args[3] == 0 && args[4] == 16) { /* load bits 0..15 */ tcg_out_modrm(s, OPC_MOVL_EvGv | P_DATA16, args[2], args[0]); } else { tcg_abort(); } break; case INDEX_op_mov_i32: /* Always emitted via tcg_out_mov. */ case INDEX_op_mov_i64: case INDEX_op_movi_i32: /* Always emitted via tcg_out_movi. */ case INDEX_op_movi_i64: case INDEX_op_call: /* Always emitted via tcg_out_call. */ default: tcg_abort(); } #undef OP_32_64 } | 11,144 |
0 | static int coroutine_fn bdrv_co_do_write_zeroes(BlockDriverState *bs, int64_t sector_num, int nb_sectors, BdrvRequestFlags flags) { BlockDriver *drv = bs->drv; QEMUIOVector qiov; struct iovec iov = {0}; int ret = 0; int max_write_zeroes = bs->bl.max_write_zeroes ? bs->bl.max_write_zeroes : INT_MAX; while (nb_sectors > 0 && !ret) { int num = nb_sectors; /* Align request. Block drivers can expect the "bulk" of the request * to be aligned. */ if (bs->bl.write_zeroes_alignment && num > bs->bl.write_zeroes_alignment) { if (sector_num % bs->bl.write_zeroes_alignment != 0) { /* Make a small request up to the first aligned sector. */ num = bs->bl.write_zeroes_alignment; num -= sector_num % bs->bl.write_zeroes_alignment; } else if ((sector_num + num) % bs->bl.write_zeroes_alignment != 0) { /* Shorten the request to the last aligned sector. num cannot * underflow because num > bs->bl.write_zeroes_alignment. */ num -= (sector_num + num) % bs->bl.write_zeroes_alignment; } } /* limit request size */ if (num > max_write_zeroes) { num = max_write_zeroes; } ret = -ENOTSUP; /* First try the efficient write zeroes operation */ if (drv->bdrv_co_write_zeroes) { ret = drv->bdrv_co_write_zeroes(bs, sector_num, num, flags); } if (ret == -ENOTSUP) { /* Fall back to bounce buffer if write zeroes is unsupported */ int max_xfer_len = MIN_NON_ZERO(bs->bl.max_transfer_length, MAX_WRITE_ZEROES_BOUNCE_BUFFER); num = MIN(num, max_xfer_len); iov.iov_len = num * BDRV_SECTOR_SIZE; if (iov.iov_base == NULL) { iov.iov_base = qemu_try_blockalign(bs, num * BDRV_SECTOR_SIZE); if (iov.iov_base == NULL) { ret = -ENOMEM; goto fail; } memset(iov.iov_base, 0, num * BDRV_SECTOR_SIZE); } qemu_iovec_init_external(&qiov, &iov, 1); ret = drv->bdrv_co_writev(bs, sector_num, num, &qiov); /* Keep bounce buffer around if it is big enough for all * all future requests. */ if (num < max_xfer_len) { qemu_vfree(iov.iov_base); iov.iov_base = NULL; } } sector_num += num; nb_sectors -= num; } fail: qemu_vfree(iov.iov_base); return ret; } | 11,145 |
0 | static void sigp_cpu_reset(CPUState *cs, run_on_cpu_data arg) { S390CPU *cpu = S390_CPU(cs); S390CPUClass *scc = S390_CPU_GET_CLASS(cpu); SigpInfo *si = arg.host_ptr; cpu_synchronize_state(cs); scc->cpu_reset(cs); cpu_synchronize_post_reset(cs); si->cc = SIGP_CC_ORDER_CODE_ACCEPTED; } | 11,146 |
0 | static void GCC_FMT_ATTR(3, 4) parse_error(JSONParserContext *ctxt, QObject *token, const char *msg, ...) { va_list ap; char message[1024]; va_start(ap, msg); vsnprintf(message, sizeof(message), msg, ap); va_end(ap); if (ctxt->err) { error_free(ctxt->err); ctxt->err = NULL; } error_setg(&ctxt->err, "JSON parse error, %s", message); } | 11,147 |
0 | static int cpu_x86_register (CPUX86State *env, const char *cpu_model) { x86_def_t def1, *def = &def1; if (cpu_x86_find_by_name(def, cpu_model) < 0) return -1; if (def->vendor1) { env->cpuid_vendor1 = def->vendor1; env->cpuid_vendor2 = def->vendor2; env->cpuid_vendor3 = def->vendor3; } else { env->cpuid_vendor1 = CPUID_VENDOR_INTEL_1; env->cpuid_vendor2 = CPUID_VENDOR_INTEL_2; env->cpuid_vendor3 = CPUID_VENDOR_INTEL_3; } env->cpuid_vendor_override = def->vendor_override; env->cpuid_level = def->level; if (def->family > 0x0f) env->cpuid_version = 0xf00 | ((def->family - 0x0f) << 20); else env->cpuid_version = def->family << 8; env->cpuid_version |= ((def->model & 0xf) << 4) | ((def->model >> 4) << 16); env->cpuid_version |= def->stepping; env->cpuid_features = def->features; env->pat = 0x0007040600070406ULL; env->cpuid_ext_features = def->ext_features; env->cpuid_ext2_features = def->ext2_features; env->cpuid_xlevel = def->xlevel; env->cpuid_ext3_features = def->ext3_features; { const char *model_id = def->model_id; int c, len, i; if (!model_id) model_id = ""; len = strlen(model_id); for(i = 0; i < 48; i++) { if (i >= len) c = '\0'; else c = (uint8_t)model_id[i]; env->cpuid_model[i >> 2] |= c << (8 * (i & 3)); } } return 0; } | 11,148 |
0 | void bdrv_info(void) { BlockDriverState *bs; for (bs = bdrv_first; bs != NULL; bs = bs->next) { term_printf("%s:", bs->device_name); term_printf(" type="); switch(bs->type) { case BDRV_TYPE_HD: term_printf("hd"); break; case BDRV_TYPE_CDROM: term_printf("cdrom"); break; case BDRV_TYPE_FLOPPY: term_printf("floppy"); break; } term_printf(" removable=%d", bs->removable); if (bs->removable) { term_printf(" locked=%d", bs->locked); } if (bs->drv) { term_printf(" file="); term_print_filename(bs->filename); if (bs->backing_file[0] != '\0') { term_printf(" backing_file="); term_print_filename(bs->backing_file); } term_printf(" ro=%d", bs->read_only); term_printf(" drv=%s", bs->drv->format_name); if (bs->encrypted) term_printf(" encrypted"); } else { term_printf(" [not inserted]"); } term_printf("\n"); } } | 11,149 |
0 | int qcrypto_hash_bytesv(QCryptoHashAlgorithm alg, const struct iovec *iov, size_t niov, uint8_t **result, size_t *resultlen, Error **errp) { int i, ret; gnutls_hash_hd_t dig; if (alg >= G_N_ELEMENTS(qcrypto_hash_alg_map)) { error_setg(errp, "Unknown hash algorithm %d", alg); return -1; } ret = gnutls_hash_init(&dig, qcrypto_hash_alg_map[alg]); if (ret < 0) { error_setg(errp, "Unable to initialize hash algorithm: %s", gnutls_strerror(ret)); return -1; } for (i = 0; i < niov; i++) { ret = gnutls_hash(dig, iov[i].iov_base, iov[i].iov_len); if (ret < 0) { error_setg(errp, "Unable process hash data: %s", gnutls_strerror(ret)); goto error; } } ret = gnutls_hash_get_len(qcrypto_hash_alg_map[alg]); if (ret <= 0) { error_setg(errp, "Unable to get hash length: %s", gnutls_strerror(ret)); goto error; } if (*resultlen == 0) { *resultlen = ret; *result = g_new0(uint8_t, *resultlen); } else if (*resultlen != ret) { error_setg(errp, "Result buffer size %zu is smaller than hash %d", *resultlen, ret); goto error; } gnutls_hash_deinit(dig, *result); return 0; error: gnutls_hash_deinit(dig, NULL); return -1; } | 11,150 |
0 | static void start_input(DBDMA_channel *ch, int key, uint32_t addr, uint16_t req_count, int is_last) { DBDMA_DPRINTF("start_input\n"); /* KEY_REGS, KEY_DEVICE and KEY_STREAM * are not implemented in the mac-io chip */ if (!addr || key > KEY_STREAM3) { kill_channel(ch); return; } ch->io.addr = addr; ch->io.len = req_count; ch->io.is_last = is_last; ch->io.dma_end = dbdma_end; ch->io.is_dma_out = 0; ch->processing = 1; ch->rw(&ch->io); } | 11,152 |
0 | static void spapr_core_release(DeviceState *dev, void *opaque) { HotplugHandler *hotplug_ctrl; hotplug_ctrl = qdev_get_hotplug_handler(dev); hotplug_handler_unplug(hotplug_ctrl, dev, &error_abort); } | 11,153 |
0 | static uint64_t macio_nvram_readb(void *opaque, target_phys_addr_t addr, unsigned size) { MacIONVRAMState *s = opaque; uint32_t value; addr = (addr >> s->it_shift) & (s->size - 1); value = s->data[addr]; NVR_DPRINTF("readb addr %04x val %x\n", (int)addr, value); return value; } | 11,154 |
0 | static const HWAccel *get_hwaccel(enum AVPixelFormat pix_fmt, enum HWAccelID selected_hwaccel_id) { int i; for (i = 0; hwaccels[i].name; i++) if (hwaccels[i].pix_fmt == pix_fmt && (!selected_hwaccel_id || selected_hwaccel_id == HWACCEL_AUTO || hwaccels[i].id == selected_hwaccel_id)) return &hwaccels[i]; return NULL; } | 11,156 |
0 | static int ir2_decode_frame(AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt) { const uint8_t *buf = avpkt->data; int buf_size = avpkt->size; Ir2Context * const s = avctx->priv_data; AVFrame *picture = data; AVFrame * const p = &s->picture; int start, ret; if(p->data[0]) avctx->release_buffer(avctx, p); p->reference = 1; p->buffer_hints = FF_BUFFER_HINTS_VALID | FF_BUFFER_HINTS_PRESERVE | FF_BUFFER_HINTS_REUSABLE; if ((ret = avctx->reget_buffer(avctx, p)) < 0) { av_log(s->avctx, AV_LOG_ERROR, "reget_buffer() failed\n"); return ret; } start = 48; /* hardcoded for now */ if (start >= buf_size) { av_log(s->avctx, AV_LOG_ERROR, "input buffer size too small (%d)\n", buf_size); return AVERROR_INVALIDDATA; } s->decode_delta = buf[18]; /* decide whether frame uses deltas or not */ #ifndef BITSTREAM_READER_LE for (i = 0; i < buf_size; i++) buf[i] = ff_reverse[buf[i]]; #endif init_get_bits(&s->gb, buf + start, (buf_size - start) * 8); if (s->decode_delta) { /* intraframe */ ir2_decode_plane(s, avctx->width, avctx->height, s->picture.data[0], s->picture.linesize[0], ir2_luma_table); /* swapped U and V */ ir2_decode_plane(s, avctx->width >> 2, avctx->height >> 2, s->picture.data[2], s->picture.linesize[2], ir2_luma_table); ir2_decode_plane(s, avctx->width >> 2, avctx->height >> 2, s->picture.data[1], s->picture.linesize[1], ir2_luma_table); } else { /* interframe */ ir2_decode_plane_inter(s, avctx->width, avctx->height, s->picture.data[0], s->picture.linesize[0], ir2_luma_table); /* swapped U and V */ ir2_decode_plane_inter(s, avctx->width >> 2, avctx->height >> 2, s->picture.data[2], s->picture.linesize[2], ir2_luma_table); ir2_decode_plane_inter(s, avctx->width >> 2, avctx->height >> 2, s->picture.data[1], s->picture.linesize[1], ir2_luma_table); } *picture = s->picture; *got_frame = 1; return buf_size; } | 11,157 |
0 | static int rsd_read_packet(AVFormatContext *s, AVPacket *pkt) { AVCodecContext *codec = s->streams[0]->codec; int ret, size = 1024; if (avio_feof(s->pb)) return AVERROR_EOF; if (codec->codec_id == AV_CODEC_ID_ADPCM_IMA_RAD || codec->codec_id == AV_CODEC_ID_ADPCM_IMA_WAV) { ret = av_get_packet(s->pb, pkt, codec->block_align); } else if (codec->codec_tag == MKTAG('W','A','D','P') && codec->channels > 1) { int i, ch; av_new_packet(pkt, codec->block_align); for (i = 0; i < 4; i++) { for (ch = 0; ch < codec->channels; ch++) { pkt->data[ch * 8 + i * 2 + 0] = avio_r8(s->pb); pkt->data[ch * 8 + i * 2 + 1] = avio_r8(s->pb); } } ret = 0; } else { ret = av_get_packet(s->pb, pkt, size); } pkt->stream_index = 0; return ret; } | 11,159 |
1 | static TCGv_i64 gen_muls_i64_i32(TCGv a, TCGv b) { TCGv_i64 tmp1 = tcg_temp_new_i64(); TCGv_i64 tmp2 = tcg_temp_new_i64(); tcg_gen_ext_i32_i64(tmp1, a); dead_tmp(a); tcg_gen_ext_i32_i64(tmp2, b); dead_tmp(b); tcg_gen_mul_i64(tmp1, tmp1, tmp2); tcg_temp_free_i64(tmp2); return tmp1; } | 11,161 |
1 | void av_fast_malloc(void *ptr, unsigned int *size, size_t min_size) { void **p = ptr; if (min_size < *size) return; min_size= FFMAX(17*min_size/16 + 32, min_size); av_free(*p); *p = av_malloc(min_size); if (!*p) min_size = 0; *size= min_size; } | 11,162 |
1 | static void vmxnet3_fill_stats(VMXNET3State *s) { int i; if (!s->device_active) return; for (i = 0; i < s->txq_num; i++) { pci_dma_write(PCI_DEVICE(s), s->txq_descr[i].tx_stats_pa, &s->txq_descr[i].txq_stats, sizeof(s->txq_descr[i].txq_stats)); } for (i = 0; i < s->rxq_num; i++) { pci_dma_write(PCI_DEVICE(s), s->rxq_descr[i].rx_stats_pa, &s->rxq_descr[i].rxq_stats, sizeof(s->rxq_descr[i].rxq_stats)); } } | 11,163 |
1 | static int ljpeg_decode_yuv_scan(MJpegDecodeContext *s, int predictor, int point_transform) { int i, mb_x, mb_y; const int nb_components=s->nb_components; int bits= (s->bits+7)&~7; int resync_mb_y = 0; int resync_mb_x = 0; point_transform += bits - s->bits; av_assert0(nb_components>=1 && nb_components<=3); for (mb_y = 0; mb_y < s->mb_height; mb_y++) { for (mb_x = 0; mb_x < s->mb_width; mb_x++) { if (s->restart_interval && !s->restart_count){ s->restart_count = s->restart_interval; resync_mb_x = mb_x; resync_mb_y = mb_y; } if(!mb_x || mb_y == resync_mb_y || mb_y == resync_mb_y+1 && mb_x < resync_mb_x || s->interlaced){ int toprow = mb_y == resync_mb_y || mb_y == resync_mb_y+1 && mb_x < resync_mb_x; int leftcol = !mb_x || mb_y == resync_mb_y && mb_x == resync_mb_x; for (i = 0; i < nb_components; i++) { uint8_t *ptr; uint16_t *ptr16; int n, h, v, x, y, c, j, linesize; n = s->nb_blocks[i]; c = s->comp_index[i]; h = s->h_scount[i]; v = s->v_scount[i]; x = 0; y = 0; linesize= s->linesize[c]; if(bits>8) linesize /= 2; for(j=0; j<n; j++) { int pred, dc; dc = mjpeg_decode_dc(s, s->dc_index[i]); if(dc == 0xFFFF) return -1; if(bits<=8){ ptr = s->picture.data[c] + (linesize * (v * mb_y + y)) + (h * mb_x + x); //FIXME optimize this crap if(y==0 && toprow){ if(x==0 && leftcol){ pred= 1 << (bits - 1); }else{ pred= ptr[-1]; } }else{ if(x==0 && leftcol){ pred= ptr[-linesize]; }else{ PREDICT(pred, ptr[-linesize-1], ptr[-linesize], ptr[-1], predictor); } } if (s->interlaced && s->bottom_field) ptr += linesize >> 1; pred &= (-1)<<(8-s->bits); *ptr= pred + (dc << point_transform); }else{ ptr16 = (uint16_t*)(s->picture.data[c] + 2*(linesize * (v * mb_y + y)) + 2*(h * mb_x + x)); //FIXME optimize this crap if(y==0 && toprow){ if(x==0 && leftcol){ pred= 1 << (bits - 1); }else{ pred= ptr16[-1]; } }else{ if(x==0 && leftcol){ pred= ptr16[-linesize]; }else{ PREDICT(pred, ptr16[-linesize-1], ptr16[-linesize], ptr16[-1], predictor); } } if (s->interlaced && s->bottom_field) ptr16 += linesize >> 1; pred &= (-1)<<(16-s->bits); *ptr16= pred + (dc << point_transform); } if (++x == h) { x = 0; y++; } } } } else { for (i = 0; i < nb_components; i++) { uint8_t *ptr; uint16_t *ptr16; int n, h, v, x, y, c, j, linesize, dc; n = s->nb_blocks[i]; c = s->comp_index[i]; h = s->h_scount[i]; v = s->v_scount[i]; x = 0; y = 0; linesize = s->linesize[c]; if(bits>8) linesize /= 2; for (j = 0; j < n; j++) { int pred; dc = mjpeg_decode_dc(s, s->dc_index[i]); if(dc == 0xFFFF) return -1; if(bits<=8){ ptr = s->picture.data[c] + (linesize * (v * mb_y + y)) + (h * mb_x + x); //FIXME optimize this crap PREDICT(pred, ptr[-linesize-1], ptr[-linesize], ptr[-1], predictor); pred &= (-1)<<(8-s->bits); *ptr = pred + (dc << point_transform); }else{ ptr16 = (uint16_t*)(s->picture.data[c] + 2*(linesize * (v * mb_y + y)) + 2*(h * mb_x + x)); //FIXME optimize this crap PREDICT(pred, ptr16[-linesize-1], ptr16[-linesize], ptr16[-1], predictor); pred &= (-1)<<(16-s->bits); *ptr16= pred + (dc << point_transform); } if (++x == h) { x = 0; y++; } } } } if (s->restart_interval && !--s->restart_count) { align_get_bits(&s->gb); skip_bits(&s->gb, 16); /* skip RSTn */ } } } return 0; } | 11,164 |
0 | static void map_exec(void *addr, long size) { DWORD old_protect; VirtualProtect(addr, size, PAGE_EXECUTE_READWRITE, &old_protect); } | 11,165 |
0 | static void gen_exception_insn(DisasContext *s, int offset, int excp, int syn, uint32_t target_el) { gen_set_condexec(s); gen_set_pc_im(s, s->pc - offset); gen_exception(excp, syn, target_el); s->is_jmp = DISAS_JUMP; } | 11,166 |
0 | static int omap2_validate_addr(struct omap_mpu_state_s *s, target_phys_addr_t addr) { return 1; } | 11,168 |
0 | static void htab_save_first_pass(QEMUFile *f, sPAPRMachineState *spapr, int64_t max_ns) { int htabslots = HTAB_SIZE(spapr) / HASH_PTE_SIZE_64; int index = spapr->htab_save_index; int64_t starttime = qemu_clock_get_ns(QEMU_CLOCK_REALTIME); assert(spapr->htab_first_pass); do { int chunkstart; /* Consume invalid HPTEs */ while ((index < htabslots) && !HPTE_VALID(HPTE(spapr->htab, index))) { index++; CLEAN_HPTE(HPTE(spapr->htab, index)); } /* Consume valid HPTEs */ chunkstart = index; while ((index < htabslots) && (index - chunkstart < USHRT_MAX) && HPTE_VALID(HPTE(spapr->htab, index))) { index++; CLEAN_HPTE(HPTE(spapr->htab, index)); } if (index > chunkstart) { int n_valid = index - chunkstart; qemu_put_be32(f, chunkstart); qemu_put_be16(f, n_valid); qemu_put_be16(f, 0); qemu_put_buffer(f, HPTE(spapr->htab, chunkstart), HASH_PTE_SIZE_64 * n_valid); if ((qemu_clock_get_ns(QEMU_CLOCK_REALTIME) - starttime) > max_ns) { break; } } } while ((index < htabslots) && !qemu_file_rate_limit(f)); if (index >= htabslots) { assert(index == htabslots); index = 0; spapr->htab_first_pass = false; } spapr->htab_save_index = index; } | 11,169 |
0 | void tcg_gen_brcondi_i64(TCGCond cond, TCGv_i64 arg1, int64_t arg2, int label) { if (cond == TCG_COND_ALWAYS) { tcg_gen_br(label); } else if (cond != TCG_COND_NEVER) { TCGv_i64 t0 = tcg_const_i64(arg2); tcg_gen_brcond_i64(cond, arg1, t0, label); tcg_temp_free_i64(t0); } } | 11,170 |
0 | QObject *qlist_peek(QList *qlist) { QListEntry *entry; QObject *ret; if (qlist == NULL || QTAILQ_EMPTY(&qlist->head)) { return NULL; } entry = QTAILQ_FIRST(&qlist->head); ret = entry->value; return ret; } | 11,171 |
0 | static int wav_read_header(AVFormatContext *s, AVFormatParameters *ap) { int64_t size, av_uninit(data_size); int64_t sample_count=0; int rf64; unsigned int tag; AVIOContext *pb = s->pb; AVStream *st; WAVContext *wav = s->priv_data; int ret, got_fmt = 0; int64_t next_tag_ofs, data_ofs = -1; /* check RIFF header */ tag = avio_rl32(pb); rf64 = tag == MKTAG('R', 'F', '6', '4'); if (!rf64 && tag != MKTAG('R', 'I', 'F', 'F')) return -1; avio_rl32(pb); /* file size */ tag = avio_rl32(pb); if (tag != MKTAG('W', 'A', 'V', 'E')) return -1; if (rf64) { if (avio_rl32(pb) != MKTAG('d', 's', '6', '4')) return -1; size = avio_rl32(pb); if (size < 16) return -1; avio_rl64(pb); /* RIFF size */ data_size = avio_rl64(pb); sample_count = avio_rl64(pb); if (data_size < 0 || sample_count < 0) { av_log(s, AV_LOG_ERROR, "negative data_size and/or sample_count in " "ds64: data_size = %"PRId64", sample_count = %"PRId64"\n", data_size, sample_count); return AVERROR_INVALIDDATA; } avio_skip(pb, size - 24); /* skip rest of ds64 chunk */ } for (;;) { size = next_tag(pb, &tag); next_tag_ofs = avio_tell(pb) + size; if (url_feof(pb)) break; switch (tag) { case MKTAG('f', 'm', 't', ' '): /* only parse the first 'fmt ' tag found */ if (!got_fmt && (ret = wav_parse_fmt_tag(s, size, &st) < 0)) { return ret; } else if (got_fmt) av_log(s, AV_LOG_WARNING, "found more than one 'fmt ' tag\n"); got_fmt = 1; break; case MKTAG('d', 'a', 't', 'a'): if (!got_fmt) { av_log(s, AV_LOG_ERROR, "found no 'fmt ' tag before the 'data' tag\n"); return AVERROR_INVALIDDATA; } if (rf64) { next_tag_ofs = wav->data_end = avio_tell(pb) + data_size; } else { data_size = size; next_tag_ofs = wav->data_end = size ? next_tag_ofs : INT64_MAX; } data_ofs = avio_tell(pb); /* don't look for footer metadata if we can't seek or if we don't * know where the data tag ends */ if (!pb->seekable || (!rf64 && !size)) goto break_loop; break; case MKTAG('f','a','c','t'): if(!sample_count) sample_count = avio_rl32(pb); break; case MKTAG('b','e','x','t'): if ((ret = wav_parse_bext_tag(s, size)) < 0) return ret; break; } /* seek to next tag unless we know that we'll run into EOF */ if ((avio_size(pb) > 0 && next_tag_ofs >= avio_size(pb)) || avio_seek(pb, next_tag_ofs, SEEK_SET) < 0) { break; } } break_loop: if (data_ofs < 0) { av_log(s, AV_LOG_ERROR, "no 'data' tag found\n"); return AVERROR_INVALIDDATA; } avio_seek(pb, data_ofs, SEEK_SET); if (!sample_count && st->codec->channels && av_get_bits_per_sample(st->codec->codec_id)) sample_count = (data_size<<3) / (st->codec->channels * (uint64_t)av_get_bits_per_sample(st->codec->codec_id)); if (sample_count) st->duration = sample_count; ff_metadata_conv_ctx(s, NULL, wav_metadata_conv); return 0; } | 11,172 |
0 | static void init_native_list(UserDefNativeListUnion *cvalue) { int i; switch (cvalue->type) { case USER_DEF_NATIVE_LIST_UNION_KIND_INTEGER: { intList **list = &cvalue->u.integer.data; for (i = 0; i < 32; i++) { *list = g_new0(intList, 1); (*list)->value = i; (*list)->next = NULL; list = &(*list)->next; } break; } case USER_DEF_NATIVE_LIST_UNION_KIND_S8: { int8List **list = &cvalue->u.s8.data; for (i = 0; i < 32; i++) { *list = g_new0(int8List, 1); (*list)->value = i; (*list)->next = NULL; list = &(*list)->next; } break; } case USER_DEF_NATIVE_LIST_UNION_KIND_S16: { int16List **list = &cvalue->u.s16.data; for (i = 0; i < 32; i++) { *list = g_new0(int16List, 1); (*list)->value = i; (*list)->next = NULL; list = &(*list)->next; } break; } case USER_DEF_NATIVE_LIST_UNION_KIND_S32: { int32List **list = &cvalue->u.s32.data; for (i = 0; i < 32; i++) { *list = g_new0(int32List, 1); (*list)->value = i; (*list)->next = NULL; list = &(*list)->next; } break; } case USER_DEF_NATIVE_LIST_UNION_KIND_S64: { int64List **list = &cvalue->u.s64.data; for (i = 0; i < 32; i++) { *list = g_new0(int64List, 1); (*list)->value = i; (*list)->next = NULL; list = &(*list)->next; } break; } case USER_DEF_NATIVE_LIST_UNION_KIND_U8: { uint8List **list = &cvalue->u.u8.data; for (i = 0; i < 32; i++) { *list = g_new0(uint8List, 1); (*list)->value = i; (*list)->next = NULL; list = &(*list)->next; } break; } case USER_DEF_NATIVE_LIST_UNION_KIND_U16: { uint16List **list = &cvalue->u.u16.data; for (i = 0; i < 32; i++) { *list = g_new0(uint16List, 1); (*list)->value = i; (*list)->next = NULL; list = &(*list)->next; } break; } case USER_DEF_NATIVE_LIST_UNION_KIND_U32: { uint32List **list = &cvalue->u.u32.data; for (i = 0; i < 32; i++) { *list = g_new0(uint32List, 1); (*list)->value = i; (*list)->next = NULL; list = &(*list)->next; } break; } case USER_DEF_NATIVE_LIST_UNION_KIND_U64: { uint64List **list = &cvalue->u.u64.data; for (i = 0; i < 32; i++) { *list = g_new0(uint64List, 1); (*list)->value = i; (*list)->next = NULL; list = &(*list)->next; } break; } case USER_DEF_NATIVE_LIST_UNION_KIND_BOOLEAN: { boolList **list = &cvalue->u.boolean.data; for (i = 0; i < 32; i++) { *list = g_new0(boolList, 1); (*list)->value = (i % 3 == 0); (*list)->next = NULL; list = &(*list)->next; } break; } case USER_DEF_NATIVE_LIST_UNION_KIND_STRING: { strList **list = &cvalue->u.string.data; for (i = 0; i < 32; i++) { *list = g_new0(strList, 1); (*list)->value = g_strdup_printf("%d", i); (*list)->next = NULL; list = &(*list)->next; } break; } case USER_DEF_NATIVE_LIST_UNION_KIND_NUMBER: { numberList **list = &cvalue->u.number.data; for (i = 0; i < 32; i++) { *list = g_new0(numberList, 1); (*list)->value = (double)i / 3; (*list)->next = NULL; list = &(*list)->next; } break; } default: g_assert_not_reached(); } } | 11,173 |
0 | static void internal_snapshot_prepare(BlkTransactionState *common, Error **errp) { Error *local_err = NULL; const char *device; const char *name; BlockBackend *blk; BlockDriverState *bs; QEMUSnapshotInfo old_sn, *sn; bool ret; qemu_timeval tv; BlockdevSnapshotInternal *internal; InternalSnapshotState *state; int ret1; g_assert(common->action->kind == TRANSACTION_ACTION_KIND_BLOCKDEV_SNAPSHOT_INTERNAL_SYNC); internal = common->action->blockdev_snapshot_internal_sync; state = DO_UPCAST(InternalSnapshotState, common, common); /* 1. parse input */ device = internal->device; name = internal->name; /* 2. check for validation */ blk = blk_by_name(device); if (!blk) { error_set(errp, ERROR_CLASS_DEVICE_NOT_FOUND, "Device '%s' not found", device); return; } /* AioContext is released in .clean() */ state->aio_context = blk_get_aio_context(blk); aio_context_acquire(state->aio_context); if (!blk_is_available(blk)) { error_setg(errp, QERR_DEVICE_HAS_NO_MEDIUM, device); return; } bs = blk_bs(blk); state->bs = bs; bdrv_drained_begin(bs); if (bdrv_op_is_blocked(bs, BLOCK_OP_TYPE_INTERNAL_SNAPSHOT, errp)) { return; } if (bdrv_is_read_only(bs)) { error_setg(errp, "Device '%s' is read only", device); return; } if (!bdrv_can_snapshot(bs)) { error_setg(errp, "Block format '%s' used by device '%s' " "does not support internal snapshots", bs->drv->format_name, device); return; } if (!strlen(name)) { error_setg(errp, "Name is empty"); return; } /* check whether a snapshot with name exist */ ret = bdrv_snapshot_find_by_id_and_name(bs, NULL, name, &old_sn, &local_err); if (local_err) { error_propagate(errp, local_err); return; } else if (ret) { error_setg(errp, "Snapshot with name '%s' already exists on device '%s'", name, device); return; } /* 3. take the snapshot */ sn = &state->sn; pstrcpy(sn->name, sizeof(sn->name), name); qemu_gettimeofday(&tv); sn->date_sec = tv.tv_sec; sn->date_nsec = tv.tv_usec * 1000; sn->vm_clock_nsec = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); ret1 = bdrv_snapshot_create(bs, sn); if (ret1 < 0) { error_setg_errno(errp, -ret1, "Failed to create snapshot '%s' on device '%s'", name, device); return; } /* 4. succeed, mark a snapshot is created */ state->created = true; } | 11,174 |
0 | void thread_pool_free(ThreadPool *pool) { if (!pool) { return; } assert(QLIST_EMPTY(&pool->head)); qemu_mutex_lock(&pool->lock); /* Stop new threads from spawning */ qemu_bh_delete(pool->new_thread_bh); pool->cur_threads -= pool->new_threads; pool->new_threads = 0; /* Wait for worker threads to terminate */ pool->stopping = true; while (pool->cur_threads > 0) { qemu_sem_post(&pool->sem); qemu_cond_wait(&pool->worker_stopped, &pool->lock); } qemu_mutex_unlock(&pool->lock); qemu_bh_delete(pool->completion_bh); qemu_sem_destroy(&pool->sem); qemu_cond_destroy(&pool->worker_stopped); qemu_mutex_destroy(&pool->lock); g_free(pool); } | 11,175 |
0 | static int find_real_tpr_addr(VAPICROMState *s, CPUX86State *env) { target_phys_addr_t paddr; target_ulong addr; if (s->state == VAPIC_ACTIVE) { return 0; } /* * If there is no prior TPR access instruction we could analyze (which is * the case after resume from hibernation), we need to scan the possible * virtual address space for the APIC mapping. */ for (addr = 0xfffff000; addr >= 0x80000000; addr -= TARGET_PAGE_SIZE) { paddr = cpu_get_phys_page_debug(env, addr); if (paddr != APIC_DEFAULT_ADDRESS) { continue; } s->real_tpr_addr = addr + 0x80; update_guest_rom_state(s); return 0; } return -1; } | 11,176 |
0 | void memory_region_ram_resize(MemoryRegion *mr, ram_addr_t newsize, Error **errp) { assert(mr->terminates); qemu_ram_resize(mr->ram_addr, newsize, errp); } | 11,177 |
0 | void replay_read_events(int checkpoint) { while (replay_data_kind == EVENT_ASYNC) { Event *event = replay_read_event(checkpoint); if (!event) { break; } replay_mutex_unlock(); replay_run_event(event); replay_mutex_lock(); g_free(event); replay_finish_event(); read_event_kind = -1; } } | 11,178 |
0 | void qmp_block_resize(bool has_device, const char *device, bool has_node_name, const char *node_name, int64_t size, Error **errp) { Error *local_err = NULL; BlockDriverState *bs; AioContext *aio_context; int ret; bs = bdrv_lookup_bs(has_device ? device : NULL, has_node_name ? node_name : NULL, &local_err); if (local_err) { error_propagate(errp, local_err); return; } aio_context = bdrv_get_aio_context(bs); aio_context_acquire(aio_context); if (!bdrv_is_first_non_filter(bs)) { error_setg(errp, QERR_FEATURE_DISABLED, "resize"); goto out; } if (size < 0) { error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "size", "a >0 size"); goto out; } if (bdrv_op_is_blocked(bs, BLOCK_OP_TYPE_RESIZE, NULL)) { error_setg(errp, QERR_DEVICE_IN_USE, device); goto out; } /* complete all in-flight operations before resizing the device */ bdrv_drain_all(); ret = bdrv_truncate(bs, size); switch (ret) { case 0: break; case -ENOMEDIUM: error_setg(errp, QERR_DEVICE_HAS_NO_MEDIUM, device); break; case -ENOTSUP: error_setg(errp, QERR_UNSUPPORTED); break; case -EACCES: error_setg(errp, "Device '%s' is read only", device); break; case -EBUSY: error_setg(errp, QERR_DEVICE_IN_USE, device); break; default: error_setg_errno(errp, -ret, "Could not resize"); break; } out: aio_context_release(aio_context); } | 11,179 |
0 | uint64_t mcf_uart_read(void *opaque, target_phys_addr_t addr, unsigned size) { mcf_uart_state *s = (mcf_uart_state *)opaque; switch (addr & 0x3f) { case 0x00: return s->mr[s->current_mr]; case 0x04: return s->sr; case 0x0c: { uint8_t val; int i; if (s->fifo_len == 0) return 0; val = s->fifo[0]; s->fifo_len--; for (i = 0; i < s->fifo_len; i++) s->fifo[i] = s->fifo[i + 1]; s->sr &= ~MCF_UART_FFULL; if (s->fifo_len == 0) s->sr &= ~MCF_UART_RxRDY; mcf_uart_update(s); qemu_chr_accept_input(s->chr); return val; } case 0x10: /* TODO: Implement IPCR. */ return 0; case 0x14: return s->isr; case 0x18: return s->bg1; case 0x1c: return s->bg2; default: return 0; } } | 11,180 |
0 | int qcow2_zero_clusters(BlockDriverState *bs, uint64_t offset, int nb_sectors, int flags) { BDRVQcow2State *s = bs->opaque; uint64_t end_offset; uint64_t nb_clusters; int ret; end_offset = offset + (nb_sectors << BDRV_SECTOR_BITS); /* Caller must pass aligned values, except at image end */ assert(QEMU_IS_ALIGNED(offset, s->cluster_size)); assert(QEMU_IS_ALIGNED(end_offset, s->cluster_size) || end_offset == bs->total_sectors << BDRV_SECTOR_BITS); /* The zero flag is only supported by version 3 and newer */ if (s->qcow_version < 3) { return -ENOTSUP; } /* Each L2 table is handled by its own loop iteration */ nb_clusters = size_to_clusters(s, nb_sectors << BDRV_SECTOR_BITS); s->cache_discards = true; while (nb_clusters > 0) { ret = zero_single_l2(bs, offset, nb_clusters, flags); if (ret < 0) { goto fail; } nb_clusters -= ret; offset += (ret * s->cluster_size); } ret = 0; fail: s->cache_discards = false; qcow2_process_discards(bs, ret); return ret; } | 11,181 |
0 | void bdrv_append_temp_snapshot(BlockDriverState *bs, Error **errp) { /* TODO: extra byte is a hack to ensure MAX_PATH space on Windows. */ char tmp_filename[PATH_MAX + 1]; int64_t total_size; BlockDriver *bdrv_qcow2; QEMUOptionParameter *create_options; QDict *snapshot_options; BlockDriverState *bs_snapshot; Error *local_err; int ret; /* if snapshot, we create a temporary backing file and open it instead of opening 'filename' directly */ /* Get the required size from the image */ total_size = bdrv_getlength(bs); if (total_size < 0) { error_setg_errno(errp, -total_size, "Could not get image size"); return; } total_size &= BDRV_SECTOR_MASK; /* Create the temporary image */ ret = get_tmp_filename(tmp_filename, sizeof(tmp_filename)); if (ret < 0) { error_setg_errno(errp, -ret, "Could not get temporary filename"); return; } bdrv_qcow2 = bdrv_find_format("qcow2"); create_options = parse_option_parameters("", bdrv_qcow2->create_options, NULL); set_option_parameter_int(create_options, BLOCK_OPT_SIZE, total_size); ret = bdrv_create(bdrv_qcow2, tmp_filename, create_options, &local_err); free_option_parameters(create_options); if (ret < 0) { error_setg_errno(errp, -ret, "Could not create temporary overlay " "'%s': %s", tmp_filename, error_get_pretty(local_err)); error_free(local_err); return; } /* Prepare a new options QDict for the temporary file */ snapshot_options = qdict_new(); qdict_put(snapshot_options, "file.driver", qstring_from_str("file")); qdict_put(snapshot_options, "file.filename", qstring_from_str(tmp_filename)); bs_snapshot = bdrv_new(""); bs_snapshot->is_temporary = 1; ret = bdrv_open(&bs_snapshot, NULL, NULL, snapshot_options, bs->open_flags & ~BDRV_O_SNAPSHOT, bdrv_qcow2, &local_err); if (ret < 0) { error_propagate(errp, local_err); return; } bdrv_append(bs_snapshot, bs); } | 11,182 |
0 | static int mov_read_dec3(MOVContext *c, AVIOContext *pb, MOVAtom atom) { AVStream *st; enum AVAudioServiceType *ast; int eac3info, acmod, lfeon, bsmod; if (c->fc->nb_streams < 1) return 0; st = c->fc->streams[c->fc->nb_streams-1]; ast = (enum AVAudioServiceType*)ff_stream_new_side_data(st, AV_PKT_DATA_AUDIO_SERVICE_TYPE, sizeof(*ast)); if (!ast) return AVERROR(ENOMEM); /* No need to parse fields for additional independent substreams and its * associated dependent substreams since libavcodec's E-AC-3 decoder * does not support them yet. */ avio_rb16(pb); /* data_rate and num_ind_sub */ eac3info = avio_rb24(pb); bsmod = (eac3info >> 12) & 0x1f; acmod = (eac3info >> 9) & 0x7; lfeon = (eac3info >> 8) & 0x1; st->codec->channel_layout = avpriv_ac3_channel_layout_tab[acmod]; if (lfeon) st->codec->channel_layout |= AV_CH_LOW_FREQUENCY; st->codec->channels = av_get_channel_layout_nb_channels(st->codec->channel_layout); *ast = bsmod; if (st->codec->channels > 1 && bsmod == 0x7) *ast = AV_AUDIO_SERVICE_TYPE_KARAOKE; st->codec->audio_service_type = *ast; return 0; } | 11,183 |
0 | Visitor *visitor_input_test_init(TestInputVisitorData *data, const char *json_string, ...) { Visitor *v; va_list ap; va_start(ap, json_string); v = visitor_input_test_init_internal(data, json_string, &ap); va_end(ap); return v; } | 11,184 |
0 | int qemu_pixman_get_type(int rshift, int gshift, int bshift) { int type = PIXMAN_TYPE_OTHER; if (rshift > gshift && gshift > bshift) { if (bshift == 0) { type = PIXMAN_TYPE_ARGB; } else { #if PIXMAN_VERSION >= PIXMAN_VERSION_ENCODE(0, 21, 8) type = PIXMAN_TYPE_RGBA; #endif } } else if (rshift < gshift && gshift < bshift) { if (rshift == 0) { type = PIXMAN_TYPE_ABGR; } else { #if PIXMAN_VERSION >= PIXMAN_VERSION_ENCODE(0, 21, 8) type = PIXMAN_TYPE_BGRA; #endif } } return type; } | 11,185 |
0 | static struct omap_32khz_timer_s *omap_os_timer_init(MemoryRegion *memory, target_phys_addr_t base, qemu_irq irq, omap_clk clk) { struct omap_32khz_timer_s *s = (struct omap_32khz_timer_s *) g_malloc0(sizeof(struct omap_32khz_timer_s)); s->timer.irq = irq; s->timer.clk = clk; s->timer.timer = qemu_new_timer_ns(vm_clock, omap_timer_tick, &s->timer); omap_os_timer_reset(s); omap_timer_clk_setup(&s->timer); memory_region_init_io(&s->iomem, &omap_os_timer_ops, s, "omap-os-timer", 0x800); memory_region_add_subregion(memory, base, &s->iomem); return s; } | 11,186 |
0 | static void acpi_pcihp_eject_slot(AcpiPciHpState *s, unsigned bsel, unsigned slots) { BusChild *kid, *next; int slot = ffs(slots) - 1; PCIBus *bus = acpi_pcihp_find_hotplug_bus(s, bsel); if (!bus) { return; } /* Mark request as complete */ s->acpi_pcihp_pci_status[bsel].down &= ~(1U << slot); s->acpi_pcihp_pci_status[bsel].up &= ~(1U << slot); QTAILQ_FOREACH_SAFE(kid, &bus->qbus.children, sibling, next) { DeviceState *qdev = kid->child; PCIDevice *dev = PCI_DEVICE(qdev); if (PCI_SLOT(dev->devfn) == slot) { if (!acpi_pcihp_pc_no_hotplug(s, dev)) { object_unparent(OBJECT(qdev)); } } } } | 11,187 |
0 | static void machine_cpu_reset(MicroBlazeCPU *cpu) { CPUMBState *env = &cpu->env; env->pvr.regs[10] = 0x0e000000; /* virtex 6 */ /* setup pvr to match kernel setting */ env->pvr.regs[0] |= (0x14 << 8); env->pvr.regs[4] = 0xc56b8000; env->pvr.regs[5] = 0xc56be000; } | 11,188 |
1 | static int nbd_handle_list(NBDClient *client, uint32_t length) { int csock; NBDExport *exp; csock = client->sock; if (length) { return nbd_send_rep(csock, NBD_REP_ERR_INVALID, NBD_OPT_LIST); /* For each export, send a NBD_REP_SERVER reply. */ QTAILQ_FOREACH(exp, &exports, next) { if (nbd_send_rep_list(csock, exp)) { return -EINVAL; /* Finish with a NBD_REP_ACK. */ return nbd_send_rep(csock, NBD_REP_ACK, NBD_OPT_LIST); | 11,189 |
1 | static void create_header32(DumpState *s, Error **errp) { DiskDumpHeader32 *dh = NULL; KdumpSubHeader32 *kh = NULL; size_t size; uint32_t block_size; uint32_t sub_hdr_size; uint32_t bitmap_blocks; uint32_t status = 0; uint64_t offset_note; Error *local_err = NULL; /* write common header, the version of kdump-compressed format is 6th */ size = sizeof(DiskDumpHeader32); dh = g_malloc0(size); strncpy(dh->signature, KDUMP_SIGNATURE, strlen(KDUMP_SIGNATURE)); dh->header_version = cpu_to_dump32(s, 6); block_size = s->dump_info.page_size; dh->block_size = cpu_to_dump32(s, block_size); sub_hdr_size = sizeof(struct KdumpSubHeader32) + s->note_size; sub_hdr_size = DIV_ROUND_UP(sub_hdr_size, block_size); dh->sub_hdr_size = cpu_to_dump32(s, sub_hdr_size); /* dh->max_mapnr may be truncated, full 64bit is in kh.max_mapnr_64 */ dh->max_mapnr = cpu_to_dump32(s, MIN(s->max_mapnr, UINT_MAX)); dh->nr_cpus = cpu_to_dump32(s, s->nr_cpus); bitmap_blocks = DIV_ROUND_UP(s->len_dump_bitmap, block_size) * 2; dh->bitmap_blocks = cpu_to_dump32(s, bitmap_blocks); strncpy(dh->utsname.machine, ELF_MACHINE_UNAME, sizeof(dh->utsname.machine)); if (s->flag_compress & DUMP_DH_COMPRESSED_ZLIB) { status |= DUMP_DH_COMPRESSED_ZLIB; #ifdef CONFIG_LZO if (s->flag_compress & DUMP_DH_COMPRESSED_LZO) { status |= DUMP_DH_COMPRESSED_LZO; #endif #ifdef CONFIG_SNAPPY if (s->flag_compress & DUMP_DH_COMPRESSED_SNAPPY) { status |= DUMP_DH_COMPRESSED_SNAPPY; #endif dh->status = cpu_to_dump32(s, status); if (write_buffer(s->fd, 0, dh, size) < 0) { error_setg(errp, "dump: failed to write disk dump header"); goto out; /* write sub header */ size = sizeof(KdumpSubHeader32); kh = g_malloc0(size); /* 64bit max_mapnr_64 */ kh->max_mapnr_64 = cpu_to_dump64(s, s->max_mapnr); kh->phys_base = cpu_to_dump32(s, s->dump_info.phys_base); kh->dump_level = cpu_to_dump32(s, DUMP_LEVEL); offset_note = DISKDUMP_HEADER_BLOCKS * block_size + size; kh->offset_note = cpu_to_dump64(s, offset_note); kh->note_size = cpu_to_dump32(s, s->note_size); if (write_buffer(s->fd, DISKDUMP_HEADER_BLOCKS * block_size, kh, size) < 0) { error_setg(errp, "dump: failed to write kdump sub header"); goto out; /* write note */ s->note_buf = g_malloc0(s->note_size); s->note_buf_offset = 0; /* use s->note_buf to store notes temporarily */ write_elf32_notes(buf_write_note, s, &local_err); if (local_err) { error_propagate(errp, local_err); goto out; if (write_buffer(s->fd, offset_note, s->note_buf, s->note_size) < 0) { error_setg(errp, "dump: failed to write notes"); goto out; /* get offset of dump_bitmap */ s->offset_dump_bitmap = (DISKDUMP_HEADER_BLOCKS + sub_hdr_size) * block_size; /* get offset of page */ s->offset_page = (DISKDUMP_HEADER_BLOCKS + sub_hdr_size + bitmap_blocks) * block_size; out: g_free(dh); g_free(kh); g_free(s->note_buf); | 11,190 |
1 | static void test_qemu_strtoull_invalid(void) { const char *str = " xxxx \t abc"; char f = 'X'; const char *endptr = &f; uint64_t res = 999; int err; err = qemu_strtoull(str, &endptr, 0, &res); g_assert_cmpint(err, ==, 0); g_assert(endptr == str); } | 11,191 |
1 | static void scsi_remove_request(SCSIGenericReq *r) { qemu_free(r->buf); scsi_req_free(&r->req); } | 11,192 |
1 | static int get_device_guid( char *name, int name_size, char *actual_name, int actual_name_size) { LONG status; HKEY control_net_key; DWORD len; int i = 0; int stop = 0; status = RegOpenKeyEx( HKEY_LOCAL_MACHINE, NETWORK_CONNECTIONS_KEY, 0, KEY_READ, &control_net_key); if (status != ERROR_SUCCESS) { return -1; } while (!stop) { char enum_name[256]; char connection_string[256]; HKEY connection_key; char name_data[256]; DWORD name_type; const char name_string[] = "Name"; len = sizeof (enum_name); status = RegEnumKeyEx( control_net_key, i, enum_name, &len, NULL, NULL, NULL, NULL); if (status == ERROR_NO_MORE_ITEMS) break; else if (status != ERROR_SUCCESS) { return -1; } snprintf(connection_string, sizeof(connection_string), "%s\\%s\\Connection", NETWORK_CONNECTIONS_KEY, enum_name); status = RegOpenKeyEx( HKEY_LOCAL_MACHINE, connection_string, 0, KEY_READ, &connection_key); if (status == ERROR_SUCCESS) { len = sizeof (name_data); status = RegQueryValueEx( connection_key, name_string, NULL, &name_type, (LPBYTE)name_data, &len); if (status != ERROR_SUCCESS || name_type != REG_SZ) { return -1; } else { if (is_tap_win32_dev(enum_name)) { snprintf(name, name_size, "%s", enum_name); if (actual_name) { if (strcmp(actual_name, "") != 0) { if (strcmp(name_data, actual_name) != 0) { RegCloseKey (connection_key); ++i; continue; } } else { snprintf(actual_name, actual_name_size, "%s", name_data); } } stop = 1; } } RegCloseKey (connection_key); } ++i; } RegCloseKey (control_net_key); if (stop == 0) return -1; return 0; } | 11,195 |
1 | static void show_frame(WriterContext *w, AVFrame *frame, AVStream *stream, AVFormatContext *fmt_ctx) { AVBPrint pbuf; char val_str[128]; const char *s; int i; av_bprint_init(&pbuf, 1, AV_BPRINT_SIZE_UNLIMITED); writer_print_section_header(w, SECTION_ID_FRAME); s = av_get_media_type_string(stream->codecpar->codec_type); if (s) print_str ("media_type", s); else print_str_opt("media_type", "unknown"); print_int("stream_index", stream->index); print_int("key_frame", frame->key_frame); print_ts ("pkt_pts", frame->pts); print_time("pkt_pts_time", frame->pts, &stream->time_base); print_ts ("pkt_dts", frame->pkt_dts); print_time("pkt_dts_time", frame->pkt_dts, &stream->time_base); print_ts ("best_effort_timestamp", frame->best_effort_timestamp); print_time("best_effort_timestamp_time", frame->best_effort_timestamp, &stream->time_base); print_duration_ts ("pkt_duration", frame->pkt_duration); print_duration_time("pkt_duration_time", frame->pkt_duration, &stream->time_base); if (frame->pkt_pos != -1) print_fmt ("pkt_pos", "%"PRId64, frame->pkt_pos); else print_str_opt("pkt_pos", "N/A"); if (frame->pkt_size != -1) print_val ("pkt_size", frame->pkt_size, unit_byte_str); else print_str_opt("pkt_size", "N/A"); switch (stream->codecpar->codec_type) { AVRational sar; case AVMEDIA_TYPE_VIDEO: print_int("width", frame->width); print_int("height", frame->height); s = av_get_pix_fmt_name(frame->format); if (s) print_str ("pix_fmt", s); else print_str_opt("pix_fmt", "unknown"); sar = av_guess_sample_aspect_ratio(fmt_ctx, stream, frame); if (sar.num) { print_q("sample_aspect_ratio", sar, ':'); } else { print_str_opt("sample_aspect_ratio", "N/A"); } print_fmt("pict_type", "%c", av_get_picture_type_char(frame->pict_type)); print_int("coded_picture_number", frame->coded_picture_number); print_int("display_picture_number", frame->display_picture_number); print_int("interlaced_frame", frame->interlaced_frame); print_int("top_field_first", frame->top_field_first); print_int("repeat_pict", frame->repeat_pict); if (frame->color_range != AVCOL_RANGE_UNSPECIFIED) print_str("color_range", av_color_range_name(frame->color_range)); else print_str_opt("color_range", av_color_range_name(frame->color_range)); if (frame->colorspace != AVCOL_SPC_UNSPECIFIED) print_str("color_space", av_color_space_name(frame->colorspace)); else print_str_opt("color_space", av_color_space_name(frame->colorspace)); if (frame->color_primaries != AVCOL_PRI_UNSPECIFIED) print_str("color_primaries", av_color_primaries_name(frame->color_primaries)); else print_str_opt("color_primaries", av_color_primaries_name(frame->color_primaries)); if (frame->color_trc != AVCOL_TRC_UNSPECIFIED) print_str("color_transfer", av_color_transfer_name(frame->color_trc)); else print_str_opt("color_transfer", av_color_transfer_name(frame->color_trc)); if (frame->chroma_location != AVCHROMA_LOC_UNSPECIFIED) print_str("chroma_location", av_chroma_location_name(frame->chroma_location)); else print_str_opt("chroma_location", av_chroma_location_name(frame->chroma_location)); break; case AVMEDIA_TYPE_AUDIO: s = av_get_sample_fmt_name(frame->format); if (s) print_str ("sample_fmt", s); else print_str_opt("sample_fmt", "unknown"); print_int("nb_samples", frame->nb_samples); print_int("channels", frame->channels); if (frame->channel_layout) { av_bprint_clear(&pbuf); av_bprint_channel_layout(&pbuf, frame->channels, frame->channel_layout); print_str ("channel_layout", pbuf.str); } else print_str_opt("channel_layout", "unknown"); break; } if (do_show_frame_tags) show_tags(w, frame->metadata, SECTION_ID_FRAME_TAGS); if (do_show_log) show_log(w, SECTION_ID_FRAME_LOGS, SECTION_ID_FRAME_LOG, do_show_log); if (frame->nb_side_data) { writer_print_section_header(w, SECTION_ID_FRAME_SIDE_DATA_LIST); for (i = 0; i < frame->nb_side_data; i++) { AVFrameSideData *sd = frame->side_data[i]; const char *name; writer_print_section_header(w, SECTION_ID_FRAME_SIDE_DATA); name = av_frame_side_data_name(sd->type); print_str("side_data_type", name ? name : "unknown"); if (sd->type == AV_FRAME_DATA_DISPLAYMATRIX && sd->size >= 9*4) { writer_print_integers(w, "displaymatrix", sd->data, 9, " %11d", 3, 4, 1); print_int("rotation", av_display_rotation_get((int32_t *)sd->data)); } else if (sd->type == AV_FRAME_DATA_GOP_TIMECODE && sd->size >= 8) { char tcbuf[AV_TIMECODE_STR_SIZE]; av_timecode_make_mpeg_tc_string(tcbuf, *(int64_t *)(sd->data)); print_str("timecode", tcbuf); } else if (sd->type == AV_FRAME_DATA_MASTERING_DISPLAY_METADATA) { AVMasteringDisplayMetadata *metadata = (AVMasteringDisplayMetadata *)sd->data; if (metadata->has_primaries) { print_q("red_x", metadata->display_primaries[0][0], '/'); print_q("red_y", metadata->display_primaries[0][1], '/'); print_q("green_x", metadata->display_primaries[1][0], '/'); print_q("green_y", metadata->display_primaries[1][1], '/'); print_q("blue_x", metadata->display_primaries[2][0], '/'); print_q("blue_y", metadata->display_primaries[2][1], '/'); print_q("white_point_x", metadata->white_point[0], '/'); print_q("white_point_y", metadata->white_point[1], '/'); } if (metadata->has_luminance) { print_q("min_luminance", metadata->min_luminance, '/'); print_q("max_luminance", metadata->max_luminance, '/'); } } else if (sd->type == AV_FRAME_DATA_CONTENT_LIGHT_LEVEL) { AVContentLightMetadata *metadata = (AVContentLightMetadata *)sd->data; print_int("max_content", metadata->MaxCLL); print_int("max_average", metadata->MaxFALL); } else if (sd->type == AV_FRAME_DATA_ICC_PROFILE) { AVDictionaryEntry *tag = av_dict_get(sd->metadata, "name", NULL, AV_DICT_MATCH_CASE); if (tag) print_str(tag->key, tag->value); print_int("size", sd->size); } writer_print_section_footer(w); } writer_print_section_footer(w); } writer_print_section_footer(w); av_bprint_finalize(&pbuf, NULL); fflush(stdout); } | 11,196 |
1 | void ff_xface_generate_face(uint8_t *dst, uint8_t * const src) { int h, i, j, k, l, m; for (j = 0; j < XFACE_HEIGHT; j++) { for (i = 0; i < XFACE_WIDTH; i++) { h = i + j * XFACE_WIDTH; k = 0; /* Compute k, encoding the bits *before* the current one, contained in the image buffer. That is, given the grid: l i | | v v +--+--+--+--+--+ m -> | 1| 2| 3| 4| 5| +--+--+--+--+--+ | 6| 7| 8| 9|10| +--+--+--+--+--+ j -> |11|12| *| | | +--+--+--+--+--+ the value k for the pixel marked as "*" will contain the bit encoding of the values in the matrix marked from "1" to "12". In case the pixel is near the border of the grid, the number of values contained within the grid will be lesser than 12. */ for (l = i - 2; l <= i + 2; l++) { for (m = j - 2; m <= j; m++) { if (l >= i && m == j) continue; if (l > 0 && l <= XFACE_WIDTH && m > 0) k = 2*k + src[l + m * XFACE_WIDTH]; } } /* Use the guess for the given position and the computed value of k. The following table shows the number of digits in k, depending on the position of the pixel, and shows the corresponding guess table to use: i=1 i=2 i=3 i=w-1 i=w +----+----+----+ ... +----+----+ j=1 | 0 | 1 | 2 | | 2 | 2 | |g22 |g12 |g02 | |g42 |g32 | +----+----+----+ ... +----+----+ j=2 | 3 | 5 | 7 | | 6 | 5 | |g21 |g11 |g01 | |g41 |g31 | +----+----+----+ ... +----+----+ j=3 | 5 | 9 | 12 | | 10 | 8 | |g20 |g10 |g00 | |g40 |g30 | +----+----+----+ ... +----+----+ */ #define GEN(table) dst[h] ^= (table[k>>3]>>(7-(k&7)))&1 switch (i) { case 1: switch (j) { case 1: GEN(g_22); break; case 2: GEN(g_21); break; default: GEN(g_20); break; } break; case 2: switch (j) { case 1: GEN(g_12); break; case 2: GEN(g_11); break; default: GEN(g_10); break; } break; case XFACE_WIDTH - 1: switch (j) { case 1: GEN(g_42); break; case 2: GEN(g_41); break; default: GEN(g_40); break; } break; case XFACE_WIDTH: switch (j) { case 1: GEN(g_32); break; case 2: GEN(g_31); break; default: GEN(g_30); break; } break; default: switch (j) { case 1: GEN(g_02); break; case 2: GEN(g_01); break; default: GEN(g_00); break; } break; } } } } | 11,198 |
1 | void ff_imdct_half_3dn2(FFTContext *s, FFTSample *output, const FFTSample *input) { x86_reg j, k; long n = s->mdct_size; long n2 = n >> 1; long n4 = n >> 2; long n8 = n >> 3; const uint16_t *revtab = s->revtab; const FFTSample *tcos = s->tcos; const FFTSample *tsin = s->tsin; const FFTSample *in1, *in2; FFTComplex *z = (FFTComplex *)output; /* pre rotation */ in1 = input; in2 = input + n2 - 1; #ifdef EMULATE_3DNOWEXT __asm__ volatile("movd %0, %%mm7" ::"r"(1<<31)); #endif for(k = 0; k < n4; k++) { // FIXME a single block is faster, but gcc 2.95 and 3.4.x on 32bit can't compile it __asm__ volatile( "movd %0, %%mm0 \n" "movd %2, %%mm1 \n" "punpckldq %1, %%mm0 \n" "punpckldq %3, %%mm1 \n" "movq %%mm0, %%mm2 \n" PSWAPD( %%mm1, %%mm3 ) "pfmul %%mm1, %%mm0 \n" "pfmul %%mm3, %%mm2 \n" #ifdef EMULATE_3DNOWEXT "movq %%mm0, %%mm1 \n" "punpckhdq %%mm2, %%mm0 \n" "punpckldq %%mm2, %%mm1 \n" "pxor %%mm7, %%mm0 \n" "pfadd %%mm1, %%mm0 \n" #else "pfpnacc %%mm2, %%mm0 \n" #endif ::"m"(in2[-2*k]), "m"(in1[2*k]), "m"(tcos[k]), "m"(tsin[k]) ); __asm__ volatile( "movq %%mm0, %0 \n\t" :"=m"(z[revtab[k]]) ); } ff_fft_dispatch_3dn2(z, s->nbits); #define CMUL(j,mm0,mm1)\ "movq (%2,"#j",2), %%mm6 \n"\ "movq 8(%2,"#j",2), "#mm0"\n"\ "movq %%mm6, "#mm1"\n"\ "movq "#mm0",%%mm7 \n"\ "pfmul (%3,"#j"), %%mm6 \n"\ "pfmul (%4,"#j"), "#mm0"\n"\ "pfmul (%4,"#j"), "#mm1"\n"\ "pfmul (%3,"#j"), %%mm7 \n"\ "pfsub %%mm6, "#mm0"\n"\ "pfadd %%mm7, "#mm1"\n" /* post rotation */ j = -n2; k = n2-8; __asm__ volatile( "1: \n" CMUL(%0, %%mm0, %%mm1) CMUL(%1, %%mm2, %%mm3) "movd %%mm0, (%2,%0,2) \n" "movd %%mm1,12(%2,%1,2) \n" "movd %%mm2, (%2,%1,2) \n" "movd %%mm3,12(%2,%0,2) \n" "psrlq $32, %%mm0 \n" "psrlq $32, %%mm1 \n" "psrlq $32, %%mm2 \n" "psrlq $32, %%mm3 \n" "movd %%mm0, 8(%2,%0,2) \n" "movd %%mm1, 4(%2,%1,2) \n" "movd %%mm2, 8(%2,%1,2) \n" "movd %%mm3, 4(%2,%0,2) \n" "sub $8, %1 \n" "add $8, %0 \n" "jl 1b \n" :"+r"(j), "+r"(k) :"r"(z+n8), "r"(tcos+n8), "r"(tsin+n8) :"memory" ); __asm__ volatile("femms"); } | 11,199 |
1 | static av_cold int decimate_init(AVFilterContext *ctx) { DecimateContext *dm = ctx->priv; AVFilterPad pad = { .name = av_strdup("main"), .type = AVMEDIA_TYPE_VIDEO, .filter_frame = filter_frame, .config_props = config_input, }; if (!pad.name) return AVERROR(ENOMEM); ff_insert_inpad(ctx, INPUT_MAIN, &pad); if (dm->ppsrc) { pad.name = av_strdup("clean_src"); pad.config_props = NULL; if (!pad.name) return AVERROR(ENOMEM); ff_insert_inpad(ctx, INPUT_CLEANSRC, &pad); } if ((dm->blockx & (dm->blockx - 1)) || (dm->blocky & (dm->blocky - 1))) { av_log(ctx, AV_LOG_ERROR, "blockx and blocky settings must be power of two\n"); return AVERROR(EINVAL); } dm->start_pts = AV_NOPTS_VALUE; return 0; } | 11,200 |
1 | static int get_qcc(J2kDecoderContext *s, int n, J2kQuantStyle *q, uint8_t *properties) { int compno; if (s->buf_end - s->buf < 1) return AVERROR(EINVAL); compno = bytestream_get_byte(&s->buf); properties[compno] |= HAD_QCC; return get_qcx(s, n-1, q+compno); } | 11,201 |
1 | void migration_incoming_state_destroy(void) { struct MigrationIncomingState *mis = migration_incoming_get_current(); qemu_event_destroy(&mis->main_thread_load_event); | 11,203 |
1 | static QString *read_line(FILE *file, char *key) { char value[128]; if (fscanf(file, "%s%s", key, value) == EOF) return NULL; remove_dots(key); return qstring_from_str(value); } | 11,204 |
0 | av_cold void ff_intrax8_common_init(IntraX8Context *w, MpegEncContext *const s) { w->s = s; x8_vlc_init(); assert(s->mb_width > 0); // two rows, 2 blocks per cannon mb w->prediction_table = av_mallocz(s->mb_width * 2 * 2); ff_init_scantable(s->idsp.idct_permutation, &w->scantable[0], ff_wmv1_scantable[0]); ff_init_scantable(s->idsp.idct_permutation, &w->scantable[1], ff_wmv1_scantable[2]); ff_init_scantable(s->idsp.idct_permutation, &w->scantable[2], ff_wmv1_scantable[3]); ff_intrax8dsp_init(&w->dsp); } | 11,205 |
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