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remove h264 decoding and re-encoding (#144)

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* stop re-encoding H264

* stop decoding H264

* improve tests
This commit is contained in:
Alessandro Ros
2022-11-02 14:38:05 +01:00
committed by GitHub
parent 58bc92133a
commit 7a4c7d6d66
16 changed files with 266 additions and 588 deletions
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18
examples/client-read-h264-save-to-disk/main.go
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@@ -2,6 +2,7 @@ package main
import (
"github.com/aler9/gortsplib"
"github.com/aler9/gortsplib/pkg/rtph264"
"github.com/aler9/gortsplib/pkg/url"
)
@@ -45,8 +46,12 @@ func main() {
panic("H264 track not found")
}
// setup H264->MPEGTS encoder
enc, err := newMPEGTSMuxer(h264track.SafeSPS(), h264track.SafePPS())
// setup RTP/H264->H264 decoder
rtpDec := &rtph264.Decoder{}
rtpDec.Init()
// setup H264->MPEGTS muxer
mpegtsMuxer, err := newMPEGTSMuxer(h264track.SafeSPS(), h264track.SafePPS())
if err != nil {
panic(err)
}
@@ -57,15 +62,14 @@ func main() {
return
}
if ctx.H264NALUs == nil {
// convert RTP packets into NALUs
nalus, pts, err := rtpDec.Decode(ctx.Packet)
if err != nil {
return
}
// encode H264 NALUs into MPEG-TS
err = enc.encode(ctx.H264NALUs, ctx.H264PTS)
if err != nil {
return
}
mpegtsMuxer.encode(nalus, pts)
}
// setup and read all tracks