Removed Gtk dependency for example1 (pure CLI)

[python-gstreamer-examples] / example2.py

diff --git a/example2.py b/example2.py
index 21d4dbb9517917caef3a234aca3488bb8fd0b820..7edd1592c5731c36d39dd6bdea5d2c1b4c9be97c 100755 (executable)
--- a/example2.py
+++ b/example2.py
@@ -6,17 +6,20 @@
 # Info on porting python scripts to GStreamer 1.0 can be found here:
 # https://wiki.ubuntu.com/Novacut/GStreamer1.0
 
 # Info on porting python scripts to GStreamer 1.0 can be found here:
 # https://wiki.ubuntu.com/Novacut/GStreamer1.0
 

+import gi
+gi.require_version('Gtk', '3.0')
+gi.require_version('Gst', '1.0')

 from gi.repository import Gtk, Gst
 import signal
 
 class Main:
     def __init__(self):
 from gi.repository import Gtk, Gst
 import signal
 
 class Main:
     def __init__(self):

-        
+

         # Create gui bits and bobs
 
         self.wTree = Gtk.Builder()
         self.wTree.add_from_file("example2.glade")
         # Create gui bits and bobs
 
         self.wTree = Gtk.Builder()
         self.wTree.add_from_file("example2.glade")

-        
+

         signals = {
             "on_play_clicked" : self.OnPlay,
             "on_stop_clicked" : self.OnStop,
         signals = {
             "on_play_clicked" : self.OnPlay,
             "on_stop_clicked" : self.OnStop,


@@ -29,11 +32,11 @@ class Main:
 
         # Initiate the pipeline
         Gst.init(None)
 
         # Initiate the pipeline
         Gst.init(None)

-        self.pipeline = Gst.Pipeline("mypipeline")
+        self.pipeline = Gst.Pipeline()

 
         # Add an audiotestsrc element to the pipeline
         self.audiotestsrc = Gst.ElementFactory.make("audiotestsrc", "audio")
 
         # Add an audiotestsrc element to the pipeline
         self.audiotestsrc = Gst.ElementFactory.make("audiotestsrc", "audio")

-        self.audiotestsrc.set_property("freq", 200)
+        self.audiotestsrc.set_property("freq", 800)

         self.pipeline.add(self.audiotestsrc)
 
         # Add a pulsesink element to the pipeline
         self.pipeline.add(self.audiotestsrc)
 
         # Add a pulsesink element to the pipeline


@@ -50,15 +53,15 @@ class Main:
 
 
     def OnPlay(self, widget):
 
 
     def OnPlay(self, widget):

-        print "play"
+        print("play")

         self.pipeline.set_state(Gst.State.PLAYING)
 
     def OnStop(self, widget):
         self.pipeline.set_state(Gst.State.PLAYING)
 
     def OnStop(self, widget):

-        print "stop"
+        print("stop")

         self.pipeline.set_state(Gst.State.READY)
         self.pipeline.set_state(Gst.State.READY)

-        
+

     def OnQuit(self, widget):
     def OnQuit(self, widget):

-        print "quit"
+        print("quit")

         Gtk.main_quit()
 
     # Workaround to get Ctrl+C to terminate from command line
         Gtk.main_quit()
 
     # Workaround to get Ctrl+C to terminate from command line