def main(self, filename):
self.config = _config
audio_producer = mod.Decoder(self.config.audio, filename)
header_view = ModHeaderView(audio_producer)
pattern_view = ModPatternView(audio_producer)
root_view = Framer()
root_view.add(header_view, makerect(0,
0,
self.config.video.width,
self.config.video.height / 30))
root_view.add(pattern_view, makerect(0,
self.config.video.height / 30,
self.config.video.width,
self.config.video.height - (self.config.video.height / 30)))
video_producer = SurfaceHandler(self.config.video, root_view)
state = {'video': {'frames_produced': 0},
'audio': {'frames_produced': 0},
'frame': 0,
'elapsed_sec': 0.0}
preview = Preview(self.config.video)
def get_frames():
# TODO: Move this function into a sequencer
video = video_producer.render(state)
preview.update_image(video)
audio_frames_required = self._audio_frames_to_next_video_frame(state)
audio = audio_producer.render(audio_frames_required)
state['video']['frames_produced'] += 1
state['audio']['frames_produced'] += audio_frames_required
state['frame'] += 1
state['elapsed_sec'] = state['frame'] / self.config.video.fps
if video is None or audio is None or preview.is_stop_requested():
return None
else:
return video, audio
preview.show_preview_ui()
try:
ffmpegger = VideoRunner(self.config)
ffmpegger.start(get_frames)
finally:
preview.destroy_preview_ui()
