[FFmpeg-devel] [PATCH] avfilter: implement vf_remap_frac

Paul B Mahol onemda at gmail.com
Tue Feb 14 21:52:00 EET 2017


On 2/14/17, Daniel Oberhoff <danieloberhoff at googlemail.com> wrote:
> this is a fractional version of remap that interprets
> the x/y maps as 13.3bit fixed point values, i.e
> the three least significant bits are used for inter-pixel
> interpolation by weighed averaging the four adjacent pixels
>
> Signed-off-by: Daniel Oberhoff <daniel at danieloberhoff.de>
> ---
>  libavfilter/Makefile        |   1 +
>  libavfilter/allfilters.c    |   1 +
>  libavfilter/vf_remap_frac.c | 491
> ++++++++++++++++++++++++++++++++++++++++++++
>  3 files changed, 493 insertions(+)
>  create mode 100644 libavfilter/vf_remap_frac.c
>

I do not like '_' in filter name.


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