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Fix empty audio segment bug

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This commit is contained in:
Zoe Roux 2024-01-20 00:24:41 +01:00
parent 415b5b45b9
commit 802a872880
1 changed files with 16 additions and 5 deletions
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21
transcoder/src/stream.go
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@ -88,13 +88,24 @@ func (ts *Stream) run(start int32) error {
len(ts.file.Keyframes),
)
segments := make([]string, end-start)
for i := range segments {
var segments_str string
if end-start > 0 {
// We do not need the first value (start of the transcode)
time := ts.file.Keyframes[int(start)+i+1] - ts.file.Keyframes[start]
segments[i] = fmt.Sprintf("%.6f", time)
// nor the last one (end of the -to argument)
// if we specify one of those, ffmpeg creates a really small segment and
// we miss a segment's worth of data
segments := make([]string, end-start-1)
for i := range segments {
time := ts.file.Keyframes[int(start)+i+1] - ts.file.Keyframes[start]
segments[i] = fmt.Sprintf("%.6f", time)
}
segments_str = strings.Join(segments, ",")
} else {
// we set a dummy value when we want to have a single segment.
// this can't be left empty else ffmpeg errors out
// this can't be the length of the file else ffmpeg risk creating a second segment
segments_str = "9999999999"
}
segments_str := strings.Join(segments, ",")
outpath := ts.handle.getOutPath()
err := os.MkdirAll(filepath.Dir(outpath), 0o755)