On Thu, Oct 25, 2018 at 12:35 AM Paul B Mahol <one...@gmail.com> wrote:
>
> + if (s->is_horizontal || s->is_vertical) {
> + if ((ret = av_image_fill_linesizes(linesize, inlink->format,
> inlink->w)) < 0) {
> + av_frame_free(&out);
> + return ret;
> + }
>
Nice filter. One unfortunate side-effect is that unused parts of the
canvas are zero-ed which in YUV formats is a shade of dark green. Users
will generally want black. Would be nice to add a color option which fills
the canvas before av_image_copy_plane.
Gyan
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