[FFmpeg-devel] [PATCH] Speedhq: Decode field 2 correctly

[Paul B Mahol]

Do you have actual file this fixes?

On 5/10/20, Jean-Baptiste Kempf <jb at videolan.org> wrote:
> This is similar to field 1 (effd2e72)
> ---
>  libavcodec/speedhq.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/libavcodec/speedhq.c b/libavcodec/speedhq.c
> index 890b8253cd..b834b79f28 100644
> --- a/libavcodec/speedhq.c
> +++ b/libavcodec/speedhq.c
> @@ -447,7 +447,7 @@ static int speedhq_decode_frame(AVCodecContext *avctx,
>      }
>      frame->key_frame = 1;
>
> -    if (second_field_offset == 4) {
> +    if (second_field_offset == 4 || second_field_offset == (buf_size-4)) {
>          /*
>           * Overlapping first and second fields is used to signal
>           * encoding only a single field. In this case, "height"
> --
> 2.26.2
>
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