==== AVS3_video_descriptor

Defined by AVS in <<AVS-TAI-109.6>>.

[source,xml]
----
<AVS3_video_descriptor
    profile_id="uint8, required"
    level_id="uint8, required"
    multiple_frame_rate_flag="bool, required"
    frame_rate_code="uint4, required"
    sample_precision="uint3, required"
    chroma_format="uint2, required"
    temporal_id_flag="bool, required"
    td_mode_flag="bool, required"
    library_stream_flag="bool, required"
    library_picture_enable_flag="bool, required"
    colour_primaries="uint8, required"
    transfer_characteristics="uint8, required"
    matrix_coefficients="uint8, required"/>
----
