On 2/5/2025 12:10 PM, Zhao Zhili wrote:
> From: Zhao Zhili <zhilizhao@tencent.com>
> 
> Signed-off-by: Zhao Zhili <zhilizhao@tencent.com>
> ---
>   libavcodec/hevc/hevcdec.c | 72 ++++++++++++++++++++++++++++++++++++++-
>   libavcodec/hevc/hevcdec.h |  2 ++
>   libavcodec/hevc/refs.c    | 11 +++++-
>   3 files changed, 83 insertions(+), 2 deletions(-)

I tried with https://0x0.st/X7Vx.mov and https://0x0.st/8KCA.mp4, and 
neither seem to output the alpha plane.