[FFmpeg-devel] [PATCH] Fix rdiv always being set to 0 in vf_convolution.c

[Marton Balint]

On Sun, 18 Feb 2024, Stone Chen wrote:

> In commit 6c45d34, a line was added that always sets rdiv to 0, overriding any user input. This removes that line allowing user set values for 0rdiv, 1rdiv, 2rdiv, 3rdiv to apply as expected. This fixes ticket #10294.

This is likely not the correct fix, because resetting it to 0 was added to 
support dynamic reconfigurations.

The way I see it, the user option rdiv-s and internally used rdivs 
should be separated, init_params should always recalculate the internal 
rdivs based on the user option rdivs...

Regards,
Marton

>
> Signed-off-by: Stone Chen <chen.stonechen at gmail.com>
> ---
> libavfilter/vf_convolution.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/libavfilter/vf_convolution.c b/libavfilter/vf_convolution.c
> index bf67f392f6..a00bb2b3c4 100644
> --- a/libavfilter/vf_convolution.c
> +++ b/libavfilter/vf_convolution.c
> @@ -674,7 +674,6 @@ static int param_init(AVFilterContext *ctx)
>             p = orig = av_strdup(s->matrix_str[i]);
>             if (p) {
>                 s->matrix_length[i] = 0;
> -                s->rdiv[i] = 0.f;
>                 sum = 0.f;
>
>                 while (s->matrix_length[i] < 49) {
> -- 
> 2.43.2
>
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