gst-trick-mode.py: port to GStreamer 1.0

diff --git a/python/gst-trick-mode.py b/python/gst-trick-mode.py
index a4e063f..e50e252 100755 (executable)
--- a/python/gst-trick-mode.py
+++ b/python/gst-trick-mode.py
@@ -5,10 +5,13 @@
 
 import sys
 
 
 import sys
 

-import gobject
-gobject.threads_init()
+import gi
+gi.require_version('Gst', '1.0')
+from gi.repository import Gst
+Gst.init(None)

 
 

-import gst
+from gi.repository import GObject
+GObject.threads_init()

 
 
 class Player:
 
 
 class Player:


@@ -16,7 +19,7 @@ class Player:
         self._filename = filename
         self._rate = rate
 
         self._filename = filename
         self._rate = rate
 

-        self._player = gst.element_factory_make("playbin2", "player")
+        self._player = Gst.ElementFactory.make("playbin", "player")

         self._player.set_property("uri", filename)
 
         bus = self._player.get_bus()
         self._player.set_property("uri", filename)
 
         bus = self._player.get_bus()


@@ -24,8 +27,8 @@ class Player:
         bus.connect('message::state-changed', self.on_state_changed)
 
     def run(self):
         bus.connect('message::state-changed', self.on_state_changed)
 
     def run(self):

-        self._player.set_state(gst.STATE_PLAYING)
-        loop = gobject.MainLoop()
+        self._player.set_state(Gst.State.PLAYING)
+        loop = GObject.MainLoop()

         loop.run()
 
     def on_state_changed(self, bus, msg):
         loop.run()
 
     def on_state_changed(self, bus, msg):


@@ -35,35 +38,35 @@ class Player:
         print 'on_state_changed'
         old_state, new_state, pending = msg.parse_state_changed()
         print "%s -> %s" % (old_state, new_state)
         print 'on_state_changed'
         old_state, new_state, pending = msg.parse_state_changed()
         print "%s -> %s" % (old_state, new_state)

-        if old_state == gst.STATE_READY and new_state == gst.STATE_PAUSED:
+        if old_state == Gst.State.READY and new_state == Gst.State.PAUSED:

             self.set_rate(self._rate)
 
     def set_rate(self, rate):
         self._rate = rate
         try:
             self.set_rate(self._rate)
 
     def set_rate(self, rate):
         self._rate = rate
         try:

-            position, format = self._player.query_position(gst.FORMAT_TIME)
+            position, fmt = self._player.query_position(Gst.Format.TIME)

         except:
             position = 0
 
         # Create the seek event
         if rate > 0:
         except:
             position = 0
 
         # Create the seek event
         if rate > 0:

-            seek_event = gst.event_new_seek(rate,
-                    gst.FORMAT_TIME,
-                    gst.SEEK_FLAG_FLUSH | gst.SEEK_FLAG_ACCURATE,
-                    gst.SEEK_TYPE_SET, position,
-                    gst.SEEK_TYPE_NONE, 0)
+            seek_event = Gst.Event.new_seek(rate,
+                    Gst.Format.TIME,
+                    Gst.SeekFlags.FLUSH | Gst.SeekFlags.ACCURATE,
+                    Gst.SeekType.SET, position,
+                    Gst.SeekType.NONE, 0)

         else:
         else:

-            seek_event = gst.event_new_seek(rate,
-                    gst.FORMAT_TIME,
-                    gst.SEEK_FLAG_FLUSH | gst.SEEK_FLAG_ACCURATE,
-                    gst.SEEK_TYPE_SET, 0,
-                    gst.SEEK_TYPE_SET, position)
+            seek_event = Gst.Event.new_seek(rate,
+                    Gst.Format.TIME,
+                    Gst.SeekFlags.FLUSH | Gst.SeekFlags.ACCURATE,
+                    Gst.SeekType.SET, 0,
+                    Gst.SeekType.SET, position)

 
         if seek_event:
             self._player.send_event(seek_event)
 
         if seek_event:
             self._player.send_event(seek_event)

-            gst.info("rate set to %s" % rate)
+            Gst.info("rate set to %s" % rate)

         else:
         else:

-            gst.warining("change rate failed")
+            Gst.warining("change rate failed")

 
 
 def main(args):
 
 
 def main(args):


@@ -74,7 +77,7 @@ def main(args):
         usage()
         sys.exit(1)
 
         usage()
         sys.exit(1)
 

-    if not gst.uri_is_valid(args[1]):
+    if not Gst.uri_is_valid(args[1]):

         sys.stderr.write("Error: Invalid URI: %s\n" % args[1])
         sys.exit(1)
 
         sys.stderr.write("Error: Invalid URI: %s\n" % args[1])
         sys.exit(1)