tree 68d8532220d155e23973a23d5d9b30b877feafdb
parent bb50b47c4ac75bfc9222dbd7caba2bbef87687e2
author Wan-Teh Chang <wtc@google.com> 1664227664 -0700
committer Wan-Teh Chang <wtc@google.com> 1664234023 +0000

Add a comment for valid_ref_frame_size()

Point to the corresponding section in the AV1 spec.

The valid_ref_frame_size() function comes from libvpx.

The valid_ref_frame_size() function was originally added as the
check_scale_factors() function in
https://chromium-review.googlesource.com/c/webm/libvpx/+/66531

It was moved to the current location and renamed in
https://chromium-review.googlesource.com/c/webm/libvpx/+/70632

Change-Id: I43320afecdd2238e72512190fece56116b6ecd17