From e9bc65255c44b62bf1213b4d5bd7346bdc800a86 Mon Sep 17 00:00:00 2001 From: MaZderMind Date: Tue, 2 Sep 2014 20:07:25 +0200 Subject: i was just do dumb to see my hierachy issue --- voctocore/experiments/binlinktest.py | 86 ------------------------------------ 1 file changed, 86 deletions(-) delete mode 100755 voctocore/experiments/binlinktest.py (limited to 'voctocore/experiments') diff --git a/voctocore/experiments/binlinktest.py b/voctocore/experiments/binlinktest.py deleted file mode 100755 index 69d24ee..0000000 --- a/voctocore/experiments/binlinktest.py +++ /dev/null @@ -1,86 +0,0 @@ -#!/usr/bin/python3 -import gi, time - -gi.require_version('Gst', '1.0') -from gi.repository import GLib, Gst, GObject - -GObject.threads_init() -Gst.init(None) - -class SrcBin(Gst.Bin): - def __init__(self): - super().__init__() - self.src = Gst.ElementFactory.make('videotestsrc', 'src') - self.add(self.src) - - self.add_pad( - Gst.GhostPad.new('src', self.src.get_static_pad('src')) - ) - -class SinkBin(Gst.Bin): - def __init__(self): - super().__init__() - self.sink = Gst.ElementFactory.make('autovideosink', 'sink') - self.add(self.sink) - - self.add_pad( - Gst.GhostPad.new('sink', self.sink.get_static_pad('sink')) - ) - -class MixBin(Gst.Bin): - def __init__(self): - super().__init__() - self.mix = Gst.ElementFactory.make('videomixer', 'src') - self.add(self.mix) - - self.add_pad( - Gst.GhostPad.new('src', self.mix.get_static_pad('src')) - ) - - def create_ghostpad(self, pad): - ghostpad = Gst.GhostPad.new(pad.get_name(), pad) - self.add_pad(ghostpad) - return ghostpad - - def add_src(self, src): - sinkpad = self.mix.get_request_pad('sink_%u') - sinkpad.set_property('alpha', 0.75) - srcpad = src.get_static_pad('src') - - # works - #print(src.link(self.mix)) # True - - # doesn't - #print(srcpad.link(sinkpad)) # Error => GST_PAD_LINK_WRONG_HIERARCHY - - # but this does - sinkghostpad = self.create_ghostpad(sinkpad) - print(srcpad.link(sinkghostpad)) # True - -class Example: - def __init__(self): - self.mainloop = GObject.MainLoop() - self.pipeline = Gst.Pipeline() - - self.src = SrcBin() - self.sink = SinkBin() - self.mix = MixBin() - - # Add elements to pipeline - self.pipeline.add(self.src) - self.pipeline.add(self.sink) - self.pipeline.add(self.mix) - - self.mix.add_src(self.src) - self.mix.link(self.sink) - - def run(self): - self.pipeline.set_state(Gst.State.PLAYING) - self.mainloop.run() - - def kill(self): - self.pipeline.set_state(Gst.State.NULL) - self.mainloop.quit() - -example = Example() -example.run() -- cgit v1.2.3