The problem actually seems to occur with any video that contains transparent pixels. Here is for example a VP8-encoded fully transparent video with which I can reproduce the problem.
The video displays perfectly fine in vlc, mpv, and firefox (the transparent pixels are simply displayed in black).
The problem actually seems to occur with any video that contains transparent pixels. Here is for example a VP8-encoded fully transparent video with which I can reproduce the problem.
The video displays perfectly fine in vlc, mpv, and firefox (the transparent pixels are simply displayed in black).