[FFmpeg-devel] [PATCH] avfilter/framepool: fix alignment requirements for audio and video filters

Anton Khirnov anton at khirnov.net
Mon Feb 21 13:07:52 EET 2022


Quoting Paul B Mahol (2022-02-20 19:07:47)
> diff --git a/libavfilter/framepool.c b/libavfilter/framepool.c
> index aab408d355..aaf1642b4f 100644
> --- a/libavfilter/framepool.c
> +++ b/libavfilter/framepool.c
> @@ -76,15 +76,13 @@ FFFramePool *ff_frame_pool_video_init(AVBufferRef* (*alloc)(size_t size),
>      }
>  
>      if (!pool->linesize[0]) {
> -        for(i = 1; i <= align; i += i) {
> -            ret = av_image_fill_linesizes(pool->linesize, pool->format,
> -                                          FFALIGN(pool->width, i));
> -            if (ret < 0) {
> -                goto fail;
> -            }
> -            if (!(pool->linesize[0] & (pool->align - 1)))
> -                break;
> +        ret = av_image_fill_linesizes(pool->linesize, pool->format,
> +                                      FFALIGN(pool->width, align));
> +        if (ret < 0) {
> +            goto fail;
>          }
> +        if ((pool->linesize[0] & (pool->align - 1)))

Check all of them, not just the first one.

Otherwise looks good.

-- 
Anton Khirnov


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