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bypass with annex b

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This commit is contained in:
Leandro Moreira
2024-05-12 20:27:17 -03:00
parent 199c23e9fd
commit 06d749caff
3 changed files with 11 additions and 4 deletions
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6
internal/controllers/engine/donut_engine_controller.go
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@@ -114,9 +114,9 @@ func (d *donutEngine) RecipeFor(server, client *entities.StreamInfo) (*entities.
r := &entities.DonutRecipe{ r := &entities.DonutRecipe{
Input: appetizer, Input: appetizer,
Video: entities.DonutMediaTask{ Video: entities.DonutMediaTask{
// Action: entities.DonutBypass, Action: entities.DonutBypass,
Action: entities.DonutTranscode, // Action: entities.DonutTranscode,
Codec: entities.H264, Codec: entities.H264,
}, },
Audio: entities.DonutMediaTask{ Audio: entities.DonutMediaTask{
Action: entities.DonutTranscode, Action: entities.DonutTranscode,

8
internal/controllers/streamers/libav_ffmpeg.go
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@@ -184,6 +184,7 @@ func (c *LibAVFFmpegStreamer) Stream(donut *entities.DonutParameters) {
// } // }
// } // }
// https://github.com/FFmpeg/FFmpeg/blob/9c6c4f3d476d7a8d423ec3b954254c6a67ebc792/libavformat/mux.c#L1351
bistreamFilter := astiav.FindBitStreamFilterByName("h264_mp4toannexb") bistreamFilter := astiav.FindBitStreamFilterByName("h264_mp4toannexb")
if bistreamFilter == nil { if bistreamFilter == nil {
c.l.Info("cannot find bit stream filter") c.l.Info("cannot find bit stream filter")
@@ -194,6 +195,13 @@ func (c *LibAVFFmpegStreamer) Stream(donut *entities.DonutParameters) {
c.l.Info("error while AllocBitStreamContext", err) c.l.Info("error while AllocBitStreamContext", err)
return return
} }
bsfCtx.SetTimeBaseIn(s.inputStream.TimeBase())
if err := s.inputStream.CodecParameters().Copy(bsfCtx.CodecParametersIn()); err != nil {
c.l.Info("error copying codec parameter", err)
return
}
if err := bsfCtx.Init(); err != nil { if err := bsfCtx.Init(); err != nil {
c.l.Info("error while init", err) c.l.Info("error while init", err)
return return

1
scripts/ffmpeg_rtmp.sh
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@@ -6,7 +6,6 @@ do
-f lavfi -i sine=frequency=1000:sample_rate=44100 \ -f lavfi -i sine=frequency=1000:sample_rate=44100 \
-c:v libx264 -preset veryfast -tune zerolatency -profile:v baseline \ -c:v libx264 -preset veryfast -tune zerolatency -profile:v baseline \
-vf "drawtext=text='RTMP streaming':box=1:boxborderw=10:x=(w-text_w)/2:y=(h-text_h)/2:fontsize=128:fontcolor=black" \ -vf "drawtext=text='RTMP streaming':box=1:boxborderw=10:x=(w-text_w)/2:y=(h-text_h)/2:fontsize=128:fontcolor=black" \
-bsf:v h264_mp4toannexb \
-b:v 1000k -bufsize 2000k -x264opts keyint=30:min-keyint=30:scenecut=-1 \ -b:v 1000k -bufsize 2000k -x264opts keyint=30:min-keyint=30:scenecut=-1 \
-c:a aac -b:a 128k \ -c:a aac -b:a 128k \
-f flv -listen 1 -rtmp_live live "rtmp://${RTMP_HOST}:${RTMP_PORT}/live/app" -f flv -listen 1 -rtmp_live live "rtmp://${RTMP_HOST}:${RTMP_PORT}/live/app"