The VideoLAN Forums

Further notice toverna: use libvlc_video_set_format(vlcMediaPlayer, "BGRA", videoWidth, videoHeight, videoWidth * 4); (at least on windows)

No luck. Output is 00 00 00 FF so alpha channel is still forced to FF.

I see.

Could you point me where to start?

Hello! I am trying to play transparent video using libvlc and libvlcpp. Video is encoded from transparent PNG files using ffmpeg. Video format is VP9. Encoding options are: ffmpeg -framerate 30 -f image2 -i %04d.png -c:v libvpx-vp9 -pix_fmt yuva420p transparent.webm I checked with Chromium-based bro...