Merge pull request #679 from kivy/audio_pos

Core Audio: add get_pos() method

kivy/core/audio/__init__.py

@@ -129,6 +129,14 @@ class Sound(EventDispatcher):
             return
         self.load()
 
+    def get_pos(self):
+        '''
+        get the current position of the audio file. returns 0 if not playing
+
+        .. versionadded:: 1.4.1
+        '''
+        return 0
+
     def _get_length(self):
         return 0
 

kivy/core/audio/audio_gstreamer.py

@@ -1,4 +1,4 @@
-'''
+ '''
 AudioGstreamer: implementation of Sound with GStreamer
 '''
 
@@ -94,6 +94,16 @@ class SoundGstreamer(Sound):
         self._data.seek_simple(gst.FORMAT_TIME, gst.SEEK_FLAG_SKIP,
                                position / 1000000000.)
 
+    def get_pos(self):
+        if self._data is not None:
+            if self._data.get_state()[1] == gst.STATE_PLAYING:
+                try:
+                    return self._data.query_position(gst.Format
+                        (gst.FORMAT_TIME))[0] / 1000000000.
+                except:
+                    pass
+        return 0
+
     def _get_volume(self):
         if self._data is not None:
             self._volume = self._data.get_property('volume')
@@ -122,4 +132,4 @@ class SoundGstreamer(Sound):
                         (gst.FORMAT_TIME))[0] / 1000000000.
         return super(SoundGstreamer, self)._get_length()
 
-SoundLoader.register(SoundGstreamer)
+SoundLoader.register(SoundGstreamer)

kivy/core/audio/audio_pygame.py

@@ -78,6 +78,11 @@ class SoundPygame(Sound):
         # Unable to seek in pygame...
         pass
 
+    def get_pos(self):
+        if self._data is not None:
+            return mixer.music.get_pos()
+        return 0
+
     def _get_volume(self):
         if self._data is not None:
             self._volume = self._data.get_volume()