From 577158f835beee6d0a74f69ad9628add27006d41 Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@helsinki.at>
Date: Thu, 14 Jan 2016 01:39:02 +0100
Subject: use new Pipeline functions from go-gstreamer


diff --git a/player/player.go b/player/player.go
index 5ab8f72..13b1304 100644
--- a/player/player.go
+++ b/player/player.go
@@ -80,7 +80,9 @@ const (
 )
 
 type Player struct {
-	pipe      *gst.Element
+	pipe      *gst.Pipeline
+	src       *gst.Element
+	volume    *gst.Element
 	bus       *gst.Bus
 	basepath  string
 	stdlog    *log.Logger
@@ -92,7 +94,7 @@ type Player struct {
 	stopChan  chan stopRequest
 }
 
-func (p *Player) onMessage(msg *gst.Message) {
+func (p *Player) onMessage(bus *gst.Bus, msg *gst.Message) {
 	switch msg.GetType() {
 	case gst.MESSAGE_EOS:
 		p.pipe.SetState(gst.STATE_NULL)
@@ -142,7 +144,7 @@ func (p *Player) load(cart, cut uint) (resp loadResult) {
 		p.pipe.SetState(gst.STATE_NULL)
 		p.state = IDLE
 	}
-	p.pipe.SetProperty("uri", "file://"+filename)
+	p.src.SetProperty("uri", "file://"+filename)
 	p.pipe.SetState(gst.STATE_PAUSED)
 	p.state = PAUSED
 	return
@@ -184,9 +186,8 @@ func (p *Player) stop() (resp stopResult) {
 }
 
 func (p *Player) dispatchRequests() {
-	msgChan := make(chan gst.Message)
 	p.bus.AddSignalWatch()
-	p.bus.Connect("message", func(bus *gst.Bus, msg *gst.Message) { msgChan <- *msg })
+	p.bus.Connect("message", func(bus *gst.Bus, msg *gst.Message) { p.onMessage(bus, msg) })
 
 	for {
 		select {
@@ -198,8 +199,6 @@ func (p *Player) dispatchRequests() {
 			req.response <- p.pause()
 		case req := <-p.stopChan:
 			req.response <- p.stop()
-		case msg := <-msgChan:
-			p.onMessage(&msg)
 		}
 	}
 }
@@ -277,13 +276,47 @@ func (p *Player) GetInterface() *PlayerChan {
 	return ch
 }
 
+func (p *Player) createPipeline() (err error) {
+	if p.pipe, err = gst.PipelineNew("rhlibrary"); err != nil {
+		return
+	}
+
+	//	var conv1, conv2, sink *gst.Element
+	if p.src, err = gst.ElementFactoryMake("playbin", "source"); err != nil {
+		return
+	}
+	// if conv1, err = gst.ElementFactoryMake("audioconvert", "conv1"); err != nil {
+	// 	return
+	// }
+	// if p.volume, err = gst.ElementFactoryMake("volume", "meter"); err != nil {
+	// 	return
+	// }
+	// if conv2, err = gst.ElementFactoryMake("audioconvert", "conv2"); err != nil {
+	// 	return
+	// }
+	// if sink, err = gst.ElementFactoryMake("autoaudiosink", "sink"); err != nil {
+	// 	return
+	// }
+
+	p.pipe.Add(p.src)
+	// p.pipe.Add(conv1)
+	// p.pipe.Add(p.volume)
+	// p.pipe.Add(conv2)
+	// p.pipe.Add(sink)
+
+	if p.bus, err = p.pipe.GetBus(); err != nil {
+		return
+	}
+	return
+}
+
 func NewPlayer(basepath string, stdlog *log.Logger, dbglog *log.Logger) (p *Player, err error) {
 	p = &Player{}
 	p.basepath = path.Clean(basepath)
 	if stdlog != nil {
 		p.stdlog = stdlog
 	} else {
-		p.stdlog = log.New(ioutil.Discard, "rhrd-go.player", log.LstdFlags)
+		p.stdlog = log.New(ioutil.Discard, "autoplayrhrd-go.player", log.LstdFlags)
 	}
 	if dbglog != nil {
 		p.dbglog = dbglog
@@ -295,10 +328,7 @@ func NewPlayer(basepath string, stdlog *log.Logger, dbglog *log.Logger) (p *Play
 	p.pauseChan = make(chan pauseRequest)
 	p.stopChan = make(chan stopRequest)
 
-	if p.pipe, err = gst.ElementFactoryMake("playbin", "autoplay"); err != nil {
-		return
-	}
-	if p.bus, err = p.pipe.GetBus(); err != nil {
+	if err = p.createPipeline(); err != nil {
 		return
 	}
 
-- 
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