Improve AV1 decoding speed and stability

[sugerpersion]

Author, for decoders like AV1, you can combine the open-source project dav1d to improve decoding efficiency, so that video playback on certain devices will not be very laggy,And You can also integrate the dav1d open-source project into the app

[InfinityLoop1308]

We don't have plan to support software decoding.