Checking HLS support...
Checking MSE VP9 support...
Checking flat WebM VP8 / Vorbis support...
Checking WebAssembly support...
HLS with VP9-in-MP4 video with Opus-in-MP4 or AAC audio.
Flat WebM VP8/Vorbis
Flat Quicktime MJPEG/MP3
Flat Quicktime MPEG-2
Flat Quicktime MPEG-1
Flat Quicktime Cinepak
HLS MJPEG MP4 alone (no audio)
Flat MJPEG MP4 alone (no audio)
HLS MPEG-1 MP4 alone (no audio)
Flat MPEG-1 MP4 alone (no audio)
HLS MPEG-2 MP4 alone (no audio)
Flat MPEG-2 MP4 alone (no audio)