[lumia@workstation ~]$ MOZ_LOG="PlatformDecoderModule:5" MOZ_ENABLE_WAYLAND=1 firefox
[Child 31177: Main Thread]: D/PlatformDecoderModule Sandbox decoder rejects requested type
[Child 31177: Main Thread]: D/PlatformDecoderModule Sandbox decoder rejects requested type
[Child 31177: Main Thread]: D/PlatformDecoderModule Sandbox decoder rejects requested type
[Child 31177: Main Thread]: D/PlatformDecoderModule Sandbox decoder rejects requested type
[Child 31177: Main Thread]: D/PlatformDecoderModule Sandbox decoder supports requested type
[Child 31177: Main Thread]: D/PlatformDecoderModule Sandbox decoder supports requested type
[Child 31177: Main Thread]: D/PlatformDecoderModule Sandbox decoder supports requested type
[Child 31177: Main Thread]: D/PlatformDecoderModule Sandbox decoder rejects requested type
[Child 31177: Main Thread]: D/PlatformDecoderModule Sandbox decoder rejects requested type
[Child 31177: Main Thread]: D/PlatformDecoderModule Sandbox decoder rejects requested type
[Child 31177: Main Thread]: D/PlatformDecoderModule Sandbox decoder rejects requested type
[Child 31177: Main Thread]: D/PlatformDecoderModule Sandbox decoder rejects requested type
[Child 31177: Main Thread]: D/PlatformDecoderModule Sandbox decoder rejects requested type
[Child 31177: Main Thread]: D/PlatformDecoderModule Sandbox decoder rejects requested type
[Child 31177: Main Thread]: D/PlatformDecoderModule Sandbox decoder rejects requested type
[Child 31177: Main Thread]: D/PlatformDecoderModule Sandbox decoder rejects requested type
[Child 31177: Main Thread]: D/PlatformDecoderModule Sandbox decoder rejects requested type
[Child 31177: Main Thread]: D/PlatformDecoderModule Sandbox decoder rejects requested type
[Child 31177: Main Thread]: D/PlatformDecoderModule Sandbox decoder rejects requested type
[Child 31177: Main Thread]: D/PlatformDecoderModule Sandbox decoder rejects requested type
[Child 31177: Main Thread]: D/PlatformDecoderModule Sandbox decoder rejects requested type
[Child 31177: Main Thread]: D/PlatformDecoderModule Sandbox decoder supports requested type
[Child 31177: Main Thread]: D/PlatformDecoderModule Sandbox decoder supports requested type
[Child 31177: Main Thread]: D/PlatformDecoderModule Sandbox decoder supports requested type
[Child 31177: MediaPlayback #1]: D/PlatformDecoderModule Sandbox decoder supports requested type
[Child 31177: MediaPlayback #1]: D/PlatformDecoderModule Sandbox decoder supports requested type
[Child 31177: MediaPlayback #1]: D/PlatformDecoderModule Sandbox decoder rejects requested type
[Child 31177: MediaPDecoder #1]: D/PlatformDecoderModule Initialising VA-API FFmpeg decoder
[Child 31177: MediaPDecoder #2]: D/PlatformDecoderModule AudioTrimmer[0x7f7aecd1d520] ::operator(): sample[0,21000] no trimming information
[RDD 31276: MediaPDecoder #1]: D/PlatformDecoderModule OpusDataDecoder[0x7fb9bba56350] ::ProcessDecode: Opus decoder skipping 312 of 960 frames
[Child 31177: MediaPDecoder #2]: D/PlatformDecoderModule AudioTrimmer[0x7f7aecd1d520] ::HandleDecodedResult: sample[0,21000] (decoded[0,13500] no trimming needed
libva info: VA-API version 1.7.0
libva info: Trying to open /usr/lib64/dri/radeonsi_drv_video.so
libva info: Found init function __vaDriverInit_1_7
libva info: va_openDriver() returns 0
[AVHWDeviceContext @ 0x7f7aeb26cac0] Format 0x3231564e -> nv12.
[AVHWDeviceContext @ 0x7f7aeb26cac0] Format 0x30313050 -> p010le.
[AVHWDeviceContext @ 0x7f7aeb26cac0] Format 0x36313050 -> unknown.
[AVHWDeviceContext @ 0x7f7aeb26cac0] Format 0x30323449 -> yuv420p.
[AVHWDeviceContext @ 0x7f7aeb26cac0] Format 0x32315659 -> yuv420p.
[AVHWDeviceContext @ 0x7f7aeb26cac0] Format 0x56595559 -> unknown.
[AVHWDeviceContext @ 0x7f7aeb26cac0] Format 0x59565955 -> uyvy422.
[AVHWDeviceContext @ 0x7f7aeb26cac0] Format 0x41524742 -> bgra.
[AVHWDeviceContext @ 0x7f7aeb26cac0] Format 0x41424752 -> rgba.
[AVHWDeviceContext @ 0x7f7aeb26cac0] Format 0x58524742 -> bgr0.
[AVHWDeviceContext @ 0x7f7aeb26cac0] Format 0x58424752 -> rgb0.
[AVHWDeviceContext @ 0x7f7aeb26cac0] VAAPI driver: Mesa Gallium driver 20.0.7 for Radeon RX 590 Series (POLARIS10, DRM 3.36.0, 5.6.15-300.fc32.x86_64, LLVM 10.0.0).
[AVHWDeviceContext @ 0x7f7aeb26cac0] Driver not found in known nonstandard list, using standard behaviour.
[Child 31177: MediaPDecoder #1]: D/PlatformDecoderModule VA-API FFmpeg init successful
[Child 31177: MediaPDecoder #2]: D/PlatformDecoderModule Choosing FFmpeg pixel format for VA-API video decoding.
[Child 31177: MediaPDecoder #2]: D/PlatformDecoderModule Requesting pixel format VAAPI_VLD
[vp9 @ 0x7f7aeb156800] Format vaapi_vld chosen by get_format().
[vp9 @ 0x7f7aeb156800] Format vaapi_vld requires hwaccel initialisation.
[vp9 @ 0x7f7aeb156800] No support for codec vp9 profile 0.
[vp9 @ 0x7f7aeb156800] Failed setup for format vaapi_vld: hwaccel initialisation returned error.
[vp9 @ 0x7f7aeb156800] Format vaapi_vld not usable, retrying get_format() without it.
[Child 31177: MediaPDecoder #2]: D/PlatformDecoderModule Choosing FFmpeg pixel format for VA-API video decoding.
[vp9 @ 0x7f7aeb156800] Failed to initialize decoder for 1920x1080 @ 0
[Child 31177: MediaPDecoder #2]: D/PlatformDecoderModule avcodec_send_packet error: -1
[Child 31177: MediaPlayback #2]: D/PlatformDecoderModule Sandbox decoder rejects requested type
[Child 31177: MediaPDecoder #1]: D/PlatformDecoderModule Initialising FFmpeg decoder.
[Child 31177: MediaPDecoder #1]: D/PlatformDecoderModule FFmpeg init successful.
[Child 31177: MediaPDecoder #2]: D/PlatformDecoderModule Choosing FFmpeg pixel format for video decoding.
[Child 31177: MediaPDecoder #2]: D/PlatformDecoderModule Requesting pixel format YUV420P.
[vp9 @ 0x7f7ae6cbc000] Format yuv420p chosen by get_format().
[Child 31177: MediaPDecoder #1]: D/PlatformDecoderModule Got one frame output with pts=0 dts=0 duration=33000 opaque=-9223372036854775808
[Child 31177: MediaPDecoder #1]: D/PlatformDecoderModule AudioTrimmer[0x7f7aecd1d520] ::operator(): sample[21000,41000] no trimming information
[Child 31177: MediaPDecoder #1]: D/PlatformDecoderModule AudioTrimmer[0x7f7aecd1d520] ::HandleDecodedResult: sample[21000,41000] (decoded[14500,34500] no trimming needed
[Child 31177: MediaPDecoder #1]: D/PlatformDecoderModule AudioTrimmer[0x7f7aecd1d520] ::operator(): sample[41000,61000] no trimming information
[Child 31177: MediaPDecoder #1]: D/PlatformDecoderModule AudioTrimmer[0x7f7aecd1d520] ::HandleDecodedResult: sample[41000,61000] (decoded[34500,54500] no trimming needed
[Child 31177: MediaPDecoder #1]: D/PlatformDecoderModule AudioTrimmer[0x7f7aecd1d520] ::operator(): sample[61000,81000] no trimming information
[Child 31177: MediaPDecoder #2]: D/PlatformDecoderModule Got one frame output with pts=33000 dts=33000 duration=34000 opaque=-9223372036854775808
[Child 31177: MediaPDecoder #1]: D/PlatformDecoderModule AudioTrimmer[0x7f7aecd1d520] ::HandleDecodedResult: sample[61000,81000] (decoded[54500,74500] no trimming needed
[Child 31177: MediaPDecoder #1]: D/PlatformDecoderModule AudioTrimmer[0x7f7aecd1d520] ::operator():