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audio: Rename writerContext -> writerPlayerFactory

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This commit is contained in:
Hajime Hoshi 2021-01-07 11:24:03 +09:00
parent a6b3f32f3a
commit bd1c3ff030
2 changed files with 19 additions and 19 deletions
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2
audio/audio.go
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@ -101,7 +101,7 @@ func NewContext(sampleRate int) *Context {
c := &Context{ c := &Context{
sampleRate: sampleRate, sampleRate: sampleRate,
np: newWriterContext(sampleRate), np: newWriterPlayerFactory(sampleRate),
players: map[playerImpl]struct{}{}, players: map[playerImpl]struct{}{},
inited: make(chan struct{}), inited: make(chan struct{}),
semaphore: make(chan struct{}, 1), semaphore: make(chan struct{}, 1),

36
audio/writercontext.go → audio/writerplayer.go
View File

@ -48,17 +48,17 @@ func newWriterDriver(sampleRate int) writerDriver {
return newOtoDriver(sampleRate, ch) return newOtoDriver(sampleRate, ch)
} }
type writerContext struct { type writerPlayerFactory struct {
driver writerDriver driver writerDriver
} }
func newWriterContext(sampleRate int) *writerContext { func newWriterPlayerFactory(sampleRate int) *writerPlayerFactory {
return &writerContext{ return &writerPlayerFactory{
driver: newWriterDriver(sampleRate), driver: newWriterDriver(sampleRate),
} }
} }
type writerContextPlayerImpl struct { type writerPlayer struct {
context *Context context *Context
driver writerDriver driver writerDriver
src io.Reader src io.Reader
@ -74,8 +74,8 @@ type writerContextPlayerImpl struct {
m sync.Mutex m sync.Mutex
} }
func (c *writerContext) newPlayerImpl(context *Context, src io.Reader) (playerImpl, error) { func (c *writerPlayerFactory) newPlayerImpl(context *Context, src io.Reader) (playerImpl, error) {
p := &writerContextPlayerImpl{ p := &writerPlayer{
context: context, context: context,
driver: c.driver, driver: c.driver,
src: src, src: src,
@ -92,7 +92,7 @@ func (c *writerContext) newPlayerImpl(context *Context, src io.Reader) (playerIm
return p, nil return p, nil
} }
func (p *writerContextPlayerImpl) Close() error { func (p *writerPlayer) Close() error {
p.m.Lock() p.m.Lock()
defer p.m.Unlock() defer p.m.Unlock()
@ -104,7 +104,7 @@ func (p *writerContextPlayerImpl) Close() error {
return nil return nil
} }
func (p *writerContextPlayerImpl) Play() { func (p *writerPlayer) Play() {
p.m.Lock() p.m.Lock()
defer p.m.Unlock() defer p.m.Unlock()
@ -126,7 +126,7 @@ func (p *writerContextPlayerImpl) Play() {
return return
} }
func (p *writerContextPlayerImpl) loop() { func (p *writerPlayer) loop() {
p.context.waitUntilInited() p.context.waitUntilInited()
w := p.driver.NewPlayer() w := p.driver.NewPlayer()
@ -167,7 +167,7 @@ func (p *writerContextPlayerImpl) loop() {
} }
} }
func (p *writerContextPlayerImpl) read() ([]byte, bool) { func (p *writerPlayer) read() ([]byte, bool) {
p.m.Lock() p.m.Lock()
defer p.m.Unlock() defer p.m.Unlock()
@ -220,21 +220,21 @@ func (p *writerContextPlayerImpl) read() ([]byte, bool) {
return buf, true return buf, true
} }
func (p *writerContextPlayerImpl) IsPlaying() bool { func (p *writerPlayer) IsPlaying() bool {
p.m.Lock() p.m.Lock()
r := p.playing r := p.playing
p.m.Unlock() p.m.Unlock()
return r return r
} }
func (p *writerContextPlayerImpl) Rewind() error { func (p *writerPlayer) Rewind() error {
if _, ok := p.src.(io.Seeker); !ok { if _, ok := p.src.(io.Seeker); !ok {
panic("audio: player to be rewound must be io.Seeker") panic("audio: player to be rewound must be io.Seeker")
} }
return p.Seek(0) return p.Seek(0)
} }
func (p *writerContextPlayerImpl) Seek(offset time.Duration) error { func (p *writerPlayer) Seek(offset time.Duration) error {
p.m.Lock() p.m.Lock()
defer p.m.Unlock() defer p.m.Unlock()
@ -255,27 +255,27 @@ func (p *writerContextPlayerImpl) Seek(offset time.Duration) error {
return nil return nil
} }
func (p *writerContextPlayerImpl) Pause() { func (p *writerPlayer) Pause() {
p.m.Lock() p.m.Lock()
p.playing = false p.playing = false
p.m.Unlock() p.m.Unlock()
} }
func (p *writerContextPlayerImpl) Current() time.Duration { func (p *writerPlayer) Current() time.Duration {
p.m.Lock() p.m.Lock()
sample := p.pos / bytesPerSample sample := p.pos / bytesPerSample
p.m.Unlock() p.m.Unlock()
return time.Duration(sample) * time.Second / time.Duration(p.context.SampleRate()) return time.Duration(sample) * time.Second / time.Duration(p.context.SampleRate())
} }
func (p *writerContextPlayerImpl) Volume() float64 { func (p *writerPlayer) Volume() float64 {
p.m.Lock() p.m.Lock()
v := p.volume v := p.volume
p.m.Unlock() p.m.Unlock()
return v return v
} }
func (p *writerContextPlayerImpl) SetVolume(volume float64) { func (p *writerPlayer) SetVolume(volume float64) {
// The condition must be true when volume is NaN. // The condition must be true when volume is NaN.
if !(0 <= volume && volume <= 1) { if !(0 <= volume && volume <= 1) {
panic("audio: volume must be in between 0 and 1") panic("audio: volume must be in between 0 and 1")
@ -286,6 +286,6 @@ func (p *writerContextPlayerImpl) SetVolume(volume float64) {
p.m.Unlock() p.m.Unlock()
} }
func (p *writerContextPlayerImpl) source() io.Reader { func (p *writerPlayer) source() io.Reader {
return p.src return p.src
} }