Add filter_multi_output to __all__ so it's available in API

Davide Depau · web-flow · commit f1e418be4cd0 · 2018-01-26T14:38:57.000+01:00
diff --git a/ffmpeg/_filters.py b/ffmpeg/_filters.py
@@ -421,6 +421,7 @@ def colorchannelmixer(stream, *args, **kwargs):
     'drawbox',
     'drawtext',
     'filter_',
+    'filter_multi_output',
     'hflip',
     'hue',
     'overlay',
