fallback to the boring, non-GL version

Dockerfile

@@ -1,5 +1,5 @@
 FROM node:18
-
+# try this maybe
 
 ARG DEBIAN_FRONTEND=noninteractive
 
@@ -36,6 +36,6 @@ COPY --chown=user . $HOME/app
 
 EXPOSE 7860
 
-# TODO: we should use another docker image maybe
-CMD [ "xvfb-run", "-s", "-ac -screen 0 1920x1080x24", "npm", "run", "start" ]
-# CMD [ "npm", "run", "start" ]
+# we can't use this (it time out)
+# CMD [ "xvfb-run", "-s", "-ac -screen 0 1920x1080x24", "npm", "run", "start" ]
+CMD [ "npm", "run", "start" ]

src/production/assembleShots.mts

@@ -1,6 +1,8 @@
 import path from "node:path"
 
-import concat from 'ffmpeg-concat'
+// due to Docker issues, we disable OpenGL transitions for now
+// import concat from 'ffmpeg-concat'
+import concat from './concatNoGL.mts'
 
 import { VideoShot } from '../types.mts'
 import { pendingFilesDirFilePath } from "../config.mts"

src/production/concatNoGL.mts

@@ -0,0 +1,33 @@
+import ffmpeg from "fluent-ffmpeg";
+import fs from "fs";
+
+interface IConcatParams {
+    output: string;
+    videos: string[];
+    transitions: any;
+}
+
+const concat = async ({ output, videos }: IConcatParams): Promise<void> => {
+    if(!output || !Array.isArray(videos)) {
+        throw new Error("An output file and videos must be provided");
+    }
+
+    if(!videos.every(video => fs.existsSync(video))) {
+        throw new Error("All videos must exist");
+    }
+
+    const ffmpegCommand = ffmpeg();
+ 
+    videos.forEach((video) =>
+        ffmpegCommand.addInput(video)
+    );
+
+    return new Promise<void>((resolve, reject) => {
+        ffmpegCommand
+            .on('error', reject)
+            .on('end', resolve)
+            .mergeToFile(output);
+    });
+};
+  
+export default concat;