[FFmpeg-devel] [PATCH] avutil/frame: ensure the frame is writable in av_frame_copy()

[James Almer]

On 3/10/2021 2:13 PM, James Almer wrote:
> Signed-off-by: James Almer <jamrial at gmail.com>
> ---
>   libavutil/frame.c | 2 ++
>   1 file changed, 2 insertions(+)
> 
> diff --git a/libavutil/frame.c b/libavutil/frame.c
> index eab51b6a32..ec79d053e1 100644
> --- a/libavutil/frame.c
> +++ b/libavutil/frame.c
> @@ -800,6 +800,8 @@ int av_frame_copy(AVFrame *dst, const AVFrame *src)
>   {
>       if (dst->format != src->format || dst->format < 0)
>           return AVERROR(EINVAL);
> +    if (!av_frame_is_writable(dst))
> +        return AVERROR(EINVAL);
>   
>       if (dst->width > 0 && dst->height > 0)
>           return frame_copy_video(dst, src);

Will apply.