nativeaudio

audio playback for Go
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audio_unknown.go (729B)

      1 //go:build !windows && (!(darwin || linux) || !cgo)
      2 
      3 // Shell out to ffmpeg if either the OS is unknown or cgo is disabled.
      4 // Windows is pure Go and never falls through to this file.
      5 
      6 package nativeaudio
      7 
      8 // start stub.
      9 func start() error {
     10 	return nil
     11 }
     12 
     13 // end stub.
     14 func end() error {
     15 	return nil
     16 }
     17 
     18 // openStream decodes up front, because ffmpeg cannot read compressed
     19 // audio from a pipe for every container we support.
     20 func openStream(by []byte) (*Stream, error) {
     21 	pcm, format, err := FFmpegDecode(by)
     22 	if err != nil {
     23 		return nil, err
     24 	}
     25 	return newBufferedStream(pcm, format), nil
     26 }
     27 
     28 // openStreamFile pipes PCM straight out of ffmpeg.
     29 func openStreamFile(path string) (*Stream, error) {
     30 	return FFmpegStream(path)
     31 }