add flag

nzws · Apr 7, 2023 · 4375948 · 4375948
1 parent c6f6cff
commit 4375948
Showing 1 changed file with 11 additions and 10 deletions.
diff --git a/apps/push/src/services/encoder.ts b/apps/push/src/services/encoder.ts
@@ -64,9 +64,15 @@ export class Encoder {
 
     const stream = ffmpeg(this.rtmp)
       .outputFPS(30)
-      .format('mp4')
-      .output(`${chunkDir}/${timestamp}.mp4`)
-      .outputOptions([`-vf scale='if(gt(iw\\,1920)\\,1920\\,iw)':-2`])
+      .audioCodec('aac')
+      .audioBitrate('128k')
+      .audioChannels(2)
+      .videoCodec('libx264')
+      .videoBitrate('2500k')
+      .size('1920x1080')
+      .autopad()
+      .format('flv')
+      .output(`${chunkDir}/${timestamp}.flv`)
       .duration(remainingSeconds);
 
     stream.on('start', (cmd: string) => {
@@ -119,23 +125,18 @@ export class Encoder {
     if (recordingStream) {
       recordingStream.stream.kill('SIGKILL');
     }
-    const ext = 'mp4';
 
     const chunkDir = this.persistentDir + '/chunks';
     const files = (await readdir(chunkDir))
       .map(f => parseInt(f.split('.')[0], 10))
       .sort((a, b) => a - b)
-      .map(f => `${chunkDir}/${f}.${ext}`);
+      .map(f => `${chunkDir}/${f}.flv`);
     if (files.length === 0) {
       return;
     }
 
-    if (files.length === 1) {
-      return files[0];
-    }
-
     return new Promise<string>((resolve, reject) => {
-      const filePath = `${this.persistentDir}/recording.${ext}`;
+      const filePath = `${this.persistentDir}/recording.mp4`;
       const stream = ffmpeg();
       files.forEach(f => {
         stream.input(f);