On Sun, Sep 13, 2020 at 07:06:56AM -0400, Edward Park wrote: > Hi, > > > ffprobe now reports out.mov being yuv420p. Is this an implicit conversion > > to a lower bit depth? > > It's just the default output format for overlay. It's commonly used for stuff > across colorspaces (like yuv420p video and argb png logos overlaid) > especially with alpha. > > You can set format option in the filter itself to force output format. I > assume it doesn't do any conversions when you overlay two sources with same > format with no alpha internally. >
Thanks both, that's helpful. How can I determine the pixel formats that ffmpeg has chosen for the filters' input and output pads? Tom _______________________________________________ ffmpeg-user mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
