Nov 12, 2021, 11:58 by ffm...@haasn.xyz: > From: Niklas Haas <g...@haasn.dev> > > This filter conceptually maps the libplacebo `pl_renderer` API into > libavfilter, which is a high-level image rendering API designed to work > with an RGB pipeline internally. As such, there's no way to avoid e.g. > chroma interpolation with this filter, although new versions of > libplacebo support outputting back to subsampled YCbCr after processing > is done. > > That being said, `pl_renderer` supports automatic integration of the > majority of libplacebo's shaders, ranging from debanding to tone > mapping, and also supports loading custom mpv-style user shaders, making > this API a natural candidate for getting a lot of functionality out of > relatively little code. > > In the future, I may approach this problem either by rewriting this > filter to also support a non-renderer codepath, or by upgrading > libplacebo's renderer to support a full YCbCr pipeline. > > This unfortunately requires a very new version of libplacebo (unreleased > at time of writing) for timeline semaphore support. But the amount of > boilerplate needed to hack in backwards compatibility would have been > very unreasonable. > --- > configure | 3 + > libavfilter/Makefile | 1 + > libavfilter/allfilters.c | 1 + > libavfilter/vf_libplacebo.c | 717 ++++++++++++++++++++++++++++++++++++ > 4 files changed, 722 insertions(+) > create mode 100644 libavfilter/vf_libplacebo.c >
Patch applied. Thanks! _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
