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add flush mode

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This commit is contained in:
nareix 2016-05-19 17:12:02 +08:00
parent 86e17d8e71
commit d6862125f7
1 changed files with 14 additions and 10 deletions
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24
audio.go
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@ -67,18 +67,22 @@ func (self *AudioEncoder) Encode(sample []byte, flush bool) (gotPkt bool, pkt []
nbSamples := 1024
expectedSize := nbSamples*self.sampleSize*self.ChannelCount
if len(sample) != expectedSize {
err = fmt.Errorf("len(sample) should be %d", expectedSize)
return
}
frame := self.ff.frame
frame.nb_samples = C.int(nbSamples)
for i := 0; i < self.ChannelCount; i++ {
frame.data[i] = (*C.uint8_t)(unsafe.Pointer(&sample[i*nbSamples*self.sampleSize]))
frame.linesize[i] = C.int(nbSamples*self.sampleSize)
if flush {
frame = nil
} else {
if len(sample) != expectedSize {
err = fmt.Errorf("len(sample) should be %d", expectedSize)
return
}
frame.nb_samples = C.int(nbSamples)
for i := 0; i < self.ChannelCount; i++ {
frame.data[i] = (*C.uint8_t)(unsafe.Pointer(&sample[i*nbSamples*self.sampleSize]))
frame.linesize[i] = C.int(nbSamples*self.sampleSize)
}
frame.extended_data = &frame.data[0]
}
frame.extended_data = &frame.data[0]
cpkt := C.AVPacket{}
cgotpkt := C.int(0)