Error parsing sample with decoder model info
$ ./dav1d.exe -i decode_model.ivf --muxer yuv -o NUL
dav1d 0.0.1 - by VideoLAN
Error parsing OBU data
Error decoding frame: Invalid argument
No data decoded
The code to parse the decoder model info bits in the Sequence Header is wrong (based on a draft spec?), and completely missing in the Frame Header.