Ejemplo n.º 1
0
func main() {
	src := gst.ElementFactoryMake("videotestsrc", "VideoSrc")
	checkElem(src, "videotestsrc")
	//vsink := "autovideosink"
	vsink := "xvimagesink"
	sink := gst.ElementFactoryMake(vsink, "VideoSink")
	checkElem(sink, vsink)

	pl := gst.NewPipeline("MyPipeline")

	pl.Add(src, sink)
	filter := gst.NewCapsSimple(
		"video/x-raw,format=yuv",
		glib.Params{
			"width":     int32(192),
			"height":    int32(108),
			"framerate": &gst.Fraction{25, 1},
		},
	)
	fmt.Println(filter)
	//src.LinkFiltered(sink, filter)
	src.Link(sink)
	pl.SetState(gst.STATE_PLAYING)

	glib.NewMainLoop(nil).Run()
}
Ejemplo n.º 2
0
func init() {
	P.Element = gst.ElementFactoryMake("playbin", "player")
	if P.Element == nil {
		log.Fatal("ElementFactoryMake failed")
	}
	P.SetURI(StreamURL)
	state, prev, x := P.GetState(500)
	log.Println(state, prev, x)
}
Ejemplo n.º 3
0
func makeElement(element, name string) *gst.Element {
	if err != nil {
		return nil
	}
	e := gst.ElementFactoryMake(element, name)
	if e == nil {
		err = fmt.Errorf("could not create element '%s' of type '%s'", name, element)
	}
	return e
}
Ejemplo n.º 4
0
func main() {
	src := gst.ElementFactoryMake("videotestsrc", "VideoSrc")
	sink := gst.ElementFactoryMake("autovideosink", "VideoSink")
	pl := gst.NewPipeline("MyPipeline")

	pl.Add(src, sink)
	filter := gst.NewCapsSimple(
		"video/x-raw-yuv",
		glib.Params{
			"width":     192,
			"height":    108,
			"framerate": &gst.Fraction{25, 1},
		},
	)
	fmt.Println(filter)
	src.LinkFiltered(sink, filter)
	pl.SetState(gst.STATE_PLAYING)

	glib.NewMainLoop(nil).Run()
}
Ejemplo n.º 5
0
func newPlayer() (*Player, error) {
	pipe := gst.ElementFactoryMake("playbin", "mp3_pipe")
	if pipe == nil {
		return nil, errors.New("gstreamer error")
	}

	return &Player{
		mainloop: glib.NewMainLoop(nil),
		pipe:     pipe,
	}, nil
}
Ejemplo n.º 6
0
func main() {
	src := gst.ElementFactoryMake("videotestsrc", "Test source")
	src.SetProperty("do-timestamp", true)
	src.SetProperty("pattern", 18) // ball

	//enc := gst.ElementFactoryMake("vp8enc", "VP8 encoder")
	enc := gst.ElementFactoryMake("x264enc", "H.264 encoder")

	//mux := gst.ElementFactoryMake("webmmux", "WebM muxer")
	mux := gst.ElementFactoryMake("matroskamux", "matroskamux muxer")
	mux.SetProperty("streamable", true)

	demux := gst.ElementFactoryMake("matroskademux", "Matroska demuxer")

	//dec := gst.ElementFactoryMake("vp8dec", "VP8 dcoder")
	dec := gst.ElementFactoryMake("ffdec_h264", "H.264 dcoder")

	sink := gst.ElementFactoryMake("autovideosink", "Video display element")

	pl := gst.NewPipeline("MyPipeline")

	pl.Add(src, enc, mux, demux, dec, sink)

	src.Link(enc, mux, demux)
	demux.ConnectNoi("pad-added", cbPadAdded, dec.GetStaticPad("sink"))
	dec.Link(sink)
	pl.SetState(gst.STATE_PLAYING)

	glib.NewMainLoop(nil).Run()
}
Ejemplo n.º 7
0
func NewPlayer() *Player {
	p := new(Player)

	p.window = gtk.NewWindow(gtk.WINDOW_TOPLEVEL)
	p.window.SetTitle("Player")
	p.window.ConnectNoi("destroy", gtk.MainQuit, nil)

	vbox := gtk.NewVBox(false, 0)
	p.window.Add(vbox.AsWidget())
	hbox := gtk.NewHBox(false, 0)
	vbox.PackStart(hbox.AsWidget(), false, false, 0)

	fcb := gtk.NewFileChooserButton(
		"Choose media file",
		gtk.FILE_CHOOSER_ACTION_OPEN,
	)
	fcb.Connect("selection-changed", (*Player).onFileSelected, p)
	hbox.Add(fcb.AsWidget())

	button := gtk.NewButtonFromStock("gtk-media-play")
	button.Connect("clicked", (*Player).onPlayClicked, p)
	hbox.PackStart(button.AsWidget(), false, false, 0)

	button = gtk.NewButtonFromStock("gtk-media-pause")
	button.Connect("clicked", (*Player).onPauseClicked, p)
	hbox.PackStart(button.AsWidget(), false, false, 0)

	button = gtk.NewButtonFromStock("gtk-media-stop")
	button.Connect("clicked", (*Player).onStopClicked, p)
	hbox.PackStart(button.AsWidget(), false, false, 0)

	p.movie_area = gtk.NewDrawingArea()
	p.movie_area.Connect("realize", (*Player).onVideoWidgetRealize, p)
	p.movie_area.SetDoubleBuffered(false)
	p.movie_area.SetSizeRequest(640, 360)
	vbox.Add(p.movie_area.AsWidget())

	p.window.ShowAll()
	p.window.Realize()

	p.pipe = gst.ElementFactoryMake("playbin2", "autoplay")
	p.bus = p.pipe.GetBus()
	p.bus.AddSignalWatch()
	p.bus.Connect("message", (*Player).onMessage, p)
	p.bus.EnableSyncMessageEmission()
	p.bus.Connect("sync-message::element", (*Player).onSyncMessage, p)

	return p
}
Ejemplo n.º 8
0
func NewWebM(width, height, fps int) *WebM {
	wm := new(WebM)
	wm.conns = make(map[int]net.Conn)

	src := gst.ElementFactoryMake("videotestsrc", "Test source")
	src.SetProperty("do-timestamp", true)
	src.SetProperty("pattern", 18) // ball

	enc := gst.ElementFactoryMake("vp8enc", "VP8 encoder")

	mux := gst.ElementFactoryMake("webmmux", "WebM muxer")
	mux.SetProperty("streamable", true)

	wm.sink = gst.ElementFactoryMake("multifdsink", "Multifd sink")
	wm.sink.SetProperty("sync", true)
	wm.sink.SetProperty("recover-policy", 3) // keyframe
	wm.sink.SetProperty("sync-method", 2)    // latest-keyframe

	wm.pl = gst.NewPipeline("WebM generator")
	wm.pl.Add(src, enc, mux, wm.sink)

	filter := gst.NewCapsSimple(
		"video/x-raw,format=yuv",
		glib.Params{
			"width":     int32(width),
			"height":    int32(height),
			"framerate": &gst.Fraction{fps, 1},
		},
	)
	src.LinkFiltered(enc, filter)
	enc.Link(mux, wm.sink)

	wm.sink.ConnectNoi("client-fd-removed", (*WebM).cbClientFdRemoved, wm)

	return wm
}
Ejemplo n.º 9
0
func newGstreamer() *gstreamer {
	return &gstreamer{
		mainloop: glib.NewMainLoop(nil),
		pipe:     gst.ElementFactoryMake("playbin", "mp3_pipe"),
	}
}
Ejemplo n.º 10
0
Archivo: main.go Proyecto: Depado/gofip
// Initiliazes the GST Player to read the stream.
func initPlayer() (player *gst.Element) {
	player = gst.ElementFactoryMake("playbin", "player")
	player.SetProperty("uri", fipStreamURL)
	return
}