Great, that was it. Thanks again, Bastien!
2013/10/21 Bastien Montagne <[email protected]> > As said in the doc > ( > http://www.blender.org/documentation/blender_python_api_2_69_1/bpy.types.Scene.html#bpy.types.Scene.frame_current > ), > you should use scene.frame_set() function instead of directly assigning > to frame_current… > > Le lun. 21 oct. 2013 12:45:02 CEST, flavio soares a écrit : > > Hi, Bastien, > > > > Thanks for the response. I had tried that before sending the e-mail - > > I tried SoundSequence to see if it changed things, but it didn't. The > > code below... > > > > for i in bpy.context.sequences: > > bpy.context.scene.frame_current = i.frame_start > > start = i.frame_start > > while start < i.frame_final_end: > > print(i.volume) > > bpy.context.scene.frame_current += 1 > > start +=1 > > > > ...will print also the same values 0.0 or 1.0 (only), depending on > > where the cursor (frame_current) is when the script starts to run. > > > > Notice that the same behaviour happens to panning and blend_alpha (for > > video strips) - it seems Blender sort of "caches" the volume or pan > > value and always returns the first one, not updating it inside the loop. > > > > I tried the same code using: > > > > while start < i.frame_final_end: > > bpy.ops.marker.add() > > > > And the markers were inserted accordingly, one on each frame. This way > > I know that the change bpy.context.scene.frame_current += 1 is being > > processed correctly. > > > > Any guesses? > > > > > > > > > > 2013/10/20 Bastien Montagne <[email protected] > > <mailto:[email protected]>> > > > > You do not want to use bpy.types.SoundSequence here! It’s a type > > (and used this way, a constructor), not a data access! > > > > You are probably looking for something like that: > > > > for seq in bpy.context.sequence_editor.sequences: > > if seq.type is 'SOUND': > > print(seq.volume) > > > > (Loop over that for all your frames of course). > > > > Bastien > > > > > > On 20/10/2013 03:08, flavio soares wrote: > >> Hi, > >> > >> The audio exporter to Ardour is pretty much done > >> < > https://github.com/szaszak/blender_velvet/blob/blue_velvet/blue_velvet.py> > >> and fully functional. > >> > >> I'm trying to expand it to get the audio fade keyframes, but it > >> seems it is not possible. > >> > >> This code for example: > >> > >> for i in bpy.context.sequences: > >> bpy.context.scene.frame_current = i.frame_start > >> start = i.frame_start > >> while start < i.frame_final_end: > >> print(bpy.types.SoundSequence(i).volume) > >> bpy.context.scene.frame_current += 1 > >> start +=1 > >> > >> Prints only: > >> > >> 0.0 > >> 0.0 > >> 0.0 > >> etc > >> > >> ...when it should recognize the changes in volume (keyframes) and > >> print something like: > >> > >> 0.0 > >> 0.3 > >> 0.6 > >> 1.0 > >> 1.0 > >> etc > >> > >> > >> Any guesses why this is so? > >> > >> Thanks for the help. =) > >> > >> > >> _______________________________________________ > >> Bf-python mailing list > >> [email protected] <mailto:[email protected]> > >> http://lists.blender.org/mailman/listinfo/bf-python > > > > _______________________________________________ > > Bf-python mailing list > > [email protected] <mailto:[email protected]> > > http://lists.blender.org/mailman/listinfo/bf-python > > > > > > > > > > _______________________________________________ > > Bf-python mailing list > > [email protected] > > http://lists.blender.org/mailman/listinfo/bf-python > _______________________________________________ > Bf-python mailing list > [email protected] > http://lists.blender.org/mailman/listinfo/bf-python >
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