Move the stuff to the widget, not the player

pkg/bufferedvid/bufferedvid.go

@@ -41,16 +41,15 @@ const (
 // player holds all the data
 // necessary for playing video.
 type player struct {
-	pix            *image.NRGBA
-	ticker         <-chan time.Time
-	errs           <-chan error
-	frameBuffer    <-chan *image.RGBA
-	audioBuffer    <-chan [2]float64
-	last           time.Time
-	fps            int
-	paused         bool
-	frameCount     int64
-	audioProcessor func([2]float64)
+	pix         *image.NRGBA
+	ticker      <-chan time.Time
+	errs        <-chan error
+	frameBuffer <-chan *image.RGBA
+	audioBuffer <-chan [2]float64
+	last        time.Time
+	fps         int
+	paused      bool
+	frameCount  int64
 }
 
 // readVideoAndAudio reads video and audio frames
@@ -179,18 +178,6 @@ func (p *player) readVideoAndAudio(media *reisen.Media) (<-chan *image.RGBA, <-c
 	return frameBuffer, sampleBuffer, errs, nil
 }
 
-func (p *player) SetAudioProcessorFunc(f func(data [2]float64)) {
-	p.audioProcessor = f
-}
-
-func (p *player) processAudioFrame(data [2]float64) {
-	if p.audioProcessor != nil {
-		p.audioProcessor(data)
-	} else {
-		_ = data
-	}
-}
-
 // Starts reading samples and frames
 // of the media file.
 func (p *player) open(fname string) error {
@@ -271,6 +258,7 @@ type BufferedVidPlayback struct {
 	allFrames      []image.RGBA
 	bufferFilling  bool
 	paused         bool
+	audioProcessor func([2]float64)
 }
 
 func NewBufferedVidPlayback() *BufferedVidPlayback {
@@ -309,7 +297,7 @@ func (w *BufferedVidPlayback) Play() {
 			w.fpsTimer.Reset(frameDuration)
 			go func(p player) {
 				for {
-					p.processAudioFrame(<-w.playerStruct.audioBuffer)
+					w.processAudioFrame(<-w.playerStruct.audioBuffer)
 				}
 			}(w.playerStruct)
 			w.FillBuffer()
@@ -373,6 +361,18 @@ func (w *BufferedVidPlayback) CreateRenderer() fyne.WidgetRenderer {
 	return newBufferedVidPlaybackRenderer(w)
 }
 
+func (w *BufferedVidPlayback) SetAudioProcessorFunc(f func(data [2]float64)) {
+	w.audioProcessor = f
+}
+
+func (w *BufferedVidPlayback) processAudioFrame(data [2]float64) {
+	if w.audioProcessor != nil {
+		w.audioProcessor(data)
+	} else {
+		_ = data
+	}
+}
+
 type bufferedVidPlaybackRenderer struct {
 	bufferedVidPlayback *BufferedVidPlayback
 	currentframe        *canvas.Raster