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audio: Adjust buffer size

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This commit is contained in:
Hajime Hoshi 2017-12-23 22:52:01 +09:00
parent f3997cf5ae
commit 00d8d61795
1 changed files with 5 additions and 3 deletions
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8
audio/audio.go
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@ -477,12 +477,14 @@ func (p *Player) readLoop() {
break
case <-t:
// If the buffer has 1 second, that's enough.
if len(p.buf) >= p.sampleRate*4 {
t = time.After(100 * time.Millisecond)
break
}
l := p.sampleRate * 4 / 60
// Try to read the buffer for 1/15[s].
l := p.sampleRate * 4 / 15
l &= mask
buf := make([]byte, l)
n, err := p.src.Read(buf)
@ -500,7 +502,7 @@ func (p *Player) readLoop() {
t = nil
break
}
t = time.After(time.Millisecond)
t = time.After(10 * time.Millisecond)
case buf := <-p.proceedCh:
if readErr != nil {
@ -513,7 +515,7 @@ func (p *Player) readLoop() {
// Buffer size needs to be much more than the actual required length
// so that noise caused by empty buffer can be avoided.
if len(p.buf) < lengthInBytes*4 && !p.srcEOF {
if len(p.buf) < lengthInBytes*15 && !p.srcEOF {
p.proceededCh <- proceededValues{buf, nil}
break
}