[FFmpeg-devel] [PATCH 3/3] swscale: ayuv16le output support

Paul B Mahol onemda at gmail.com
Tue Jul 14 15:17:48 CEST 2015


Dana 14. 7. 2015. 13:09 osoba "Robert Kr├╝ger" <krueger at lesspain.de>
napisala je:
>
> On Mon, Jul 6, 2015 at 3:12 PM, Michael Niedermayer <michaelni at gmx.at>
> wrote:
>
> > On Mon, Jul 06, 2015 at 03:10:41PM +0200, Michael Niedermayer wrote:
> > > On Mon, Jul 06, 2015 at 11:56:21AM +0000, Paul B Mahol wrote:
> > > > Signed-off-by: Paul B Mahol <onemda at gmail.com>
> > > > ---
> > > >  libswscale/output.c                      | 48
> > ++++++++++++++++++++++++++++++++
> > > >  libswscale/utils.c                       |  2 +-
> > > >  tests/ref/fate/filter-pixfmts-copy       |  1 +
> > > >  tests/ref/fate/filter-pixfmts-crop       |  1 +
> > > >  tests/ref/fate/filter-pixfmts-field      |  1 +
> > > >  tests/ref/fate/filter-pixfmts-fieldorder |  1 +
> > > >  tests/ref/fate/filter-pixfmts-hflip      |  1 +
> > > >  tests/ref/fate/filter-pixfmts-il         |  1 +
> > > >  tests/ref/fate/filter-pixfmts-null       |  1 +
> > > >  tests/ref/fate/filter-pixfmts-scale      |  1 +
> > > >  tests/ref/fate/filter-pixfmts-vflip      |  1 +
> > > >  11 files changed, 58 insertions(+), 1 deletion(-)
> > >
> > >  filter-pixfmts-fieldorder
> > > TEST    filter-pixfmts-hflip
> > > reference file './tests/ref/fate/filter-pixdesc-ayuv16le' not found
> > > ./tests/fate-run.sh: 282: ./tests/fate-run.sh: cannot open
> > tests/data/fate/filter-pixdesc-ayuv16le.diff: No such file
> > > Test filter-pixdesc-ayuv16le failed. Look at
> > tests/data/fate/filter-pixdesc-ayuv16le.err for details.
> > > make: *** [fate-filter-pixdesc-ayuv16le] Error 1
> > >
> > > patch should be ok otherwise
> >
> > (assuming roberts tests find no issues of course)
> >
> >
> Verified that this creates valid input for the Apple Prores Encoder which
> is great.
>
> A side-note: In our transcoding set-up I just quickly compared the
> performance of that conversion (in the test case from yuv420p -> AYUV16LE)
> is still slower than our previous setup with conversion yuv420p ->
> YUVA444P10LE using swscale and then doing the YUVA444P10LE -> AYUV16LE
> conversion in Java but I guess that is because there is no asm for this.
>

By how much is it slower?
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