[FFmpeg-devel] [PATCH] avfilter: add deflash filter

[Paul B Mahol]

On 11/21/15, Clement Boesch <u at pkh.me> wrote:
> On Fri, Nov 20, 2015 at 08:13:11PM +0100, Paul B Mahol wrote:
> [...]
>> +        for (y = 0; y < h; y++) {
>> +            for (x = 0; x < w; x++) {
>> +                int diff = next[x] - src[x];
>> +                int t = 0;
>> +
>> +                for (z = 0; z < FF_BUFQUEUE_SIZE - 1; z++) {
>> +                    AVFrame *f1 = ff_bufqueue_peek(&s->q, z);
>> +                    AVFrame *f2 = ff_bufqueue_peek(&s->q, z+1);
>> +
>
> f1 and f2 are const
>
>> +                    t += FFABS(f2->data[p][f2->linesize[p] * y + x] -
>> f1->data[p][f1->linesize[p] * y + x]);
>
> fabs()?
>
> looks like you could use sad utils and/or threading
>
> [...]
>
> doc?
>
> --
> Clement B.
>

I'm more interested in beter algorithm for flash removal.