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* Add custom quality factors and quantizer bitrate mode (closes #327) * Fix quantizer mode fallback and per-frame quantizer edge cases * Clean up quantizer mode tests * Quantizer implementation * Add quality tests * Improve conversion codec error message, make test more lenient * Add quantizer support blog post --------- Co-authored-by: Vanilagy <[email protected]>
1.3 KiB
1.3 KiB
description
| description |
|---|
| AOMedia Video 1 (AV1) video codec definition, defining legal codec strings, decoder configs, and packet data formats. |
AV1 codec registration
Description
The AOMedia Video 1 (AV1) video codec, specified in the AV1 Bitstream & Decoding Process Specification.
Codec ID
'av1'
EncodedPacket data
The packet's data must comply with the low-overhead bitstream format as defined in Section 5 of the AV1 Bitstream & Decoding Process Specification.
EncodedPacket type
If the packet's type is 'key', then the packet is expected to contain a frame with frame_type of KEY_FRAME, as defined in Section 6.8.2 of the AV1 Bitstream & Decoding Process Specification.
VideoDecoderConfig codec string
The full codec string begins with the prefix 'av01.', with a variable-length suffix as specified in Section 5 of the AV1 Codec ISO Media File Format Binding.
VideoDecoderConfig description
description is not used for this codec.
Quantizer range
AV1 has quantizer support and supports quantizer values in the range [0, 255].