[FFmpeg-devel] [PATCH 1/7] avcodec/av1dec: bit_depth cannot be another values than 8, 10, 12

[James Almer]

On 5/1/2024 9:41 PM, Michael Niedermayer wrote:
> Fixes: CID1544265 Logically dead code
> 
> Sponsored-by: Sovereign Tech Fund
> Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
> ---
>   libavcodec/av1dec.c | 8 ++++----
>   1 file changed, 4 insertions(+), 4 deletions(-)
> 
> diff --git a/libavcodec/av1dec.c b/libavcodec/av1dec.c
> index 79a30a114da..4f9222cca27 100644
> --- a/libavcodec/av1dec.c
> +++ b/libavcodec/av1dec.c
> @@ -493,7 +493,7 @@ static enum AVPixelFormat get_sw_pixel_format(void *logctx,
>               else if (bit_depth == 12)
>                   pix_fmt = AV_PIX_FMT_YUV444P12;
>               else
> -                av_log(logctx, AV_LOG_WARNING, "Unknown AV1 pixel format.\n");
> +                av_assert0(0);
>           } else if (seq->color_config.subsampling_x == 1 &&
>                      seq->color_config.subsampling_y == 0) {
>               if (bit_depth == 8)
> @@ -503,7 +503,7 @@ static enum AVPixelFormat get_sw_pixel_format(void *logctx,
>               else if (bit_depth == 12)
>                   pix_fmt = AV_PIX_FMT_YUV422P12;
>               else
> -                av_log(logctx, AV_LOG_WARNING, "Unknown AV1 pixel format.\n");
> +                av_assert0(0);
>           } else if (seq->color_config.subsampling_x == 1 &&
>                      seq->color_config.subsampling_y == 1) {
>               if (bit_depth == 8)
> @@ -513,7 +513,7 @@ static enum AVPixelFormat get_sw_pixel_format(void *logctx,
>               else if (bit_depth == 12)
>                   pix_fmt = AV_PIX_FMT_YUV420P12;
>               else
> -                av_log(logctx, AV_LOG_WARNING, "Unknown AV1 pixel format.\n");
> +                av_assert0(0);
>           }
>       } else {
>           if (bit_depth == 8)
> @@ -523,7 +523,7 @@ static enum AVPixelFormat get_sw_pixel_format(void *logctx,
>           else if (bit_depth == 12)
>               pix_fmt = AV_PIX_FMT_GRAY12;
>           else
> -            av_log(logctx, AV_LOG_WARNING, "Unknown AV1 pixel format.\n");
> +            av_assert0(0);
>       }
>   
>       return pix_fmt;

LGTM.

Can you change bit_depth into an int while at it? no reason for it to be 
uint8_t as a scalar.