dav1d 0.2.2 'Antelope', the fast and small AV1 decoder This is the fourth release of dav1d, the fast and small AV1 decoder, codename 'Antelope'. It supports all the AV1 features and all bitdepths. 0.2.2 brings large improvements in speed on ARM64 and SSE3 (more than 10% speed increase) and even manages to gain around 5% on the already fast AVX-2 implementation.