According to Media Capabilities Supported by Intel Hardware and 13th Generation Intel®Core™ and Intel® Core™ 14th Generation Processors Datasheet, Volume 1 of 2 VP8 decode is not supported on the 13th gen processors.
vpl-inspect reports the following on my machine:
vpl-inspect output.txt
When I check capability with MFXVideoDECODE_Query, it returns with MFX_ERR_UNSUPPORTED as expected.
Could someone resolve the above contradictions?