On Thu, Aug 09, 2018 at 08:15:16PM +0300, Sergey Lavrushkin wrote:
> Here are updated patches with fixes. I updated conversion functions, so
> they should
> properly work with format for different endianness.
>
> 2018-08-08 1:47 GMT+03:00 Michael Niedermayer <mich...@niedermayer.cc>:
>
> > On Tue, Aug 07, 2018 at 12:17:58AM +0300, Sergey Lavrushkin wrote:
> > > I split patch to one for libavutil and another for libswscale,
> > > also added LUT for unscaled conversion, added
> > > conversions for scaling and updated fate tests.
> >
> > > libavutil/pixdesc.c | 22 ++++++++++++++++++++++
> > > libavutil/pixfmt.h | 5 +++++
> > > libavutil/version.h | 2 +-
> > > tests/ref/fate/sws-pixdesc-query | 3 +++
> > > 4 files changed, 31 insertions(+), 1 deletion(-)
> > > b58f328f5d90954c62957f127b1acbfad5795a4d 0004-libavutil-Adds-gray-
> > floating-point-pixel-formats.patch
> > > From 8bcc10b49c41612b4d6549e64d90acf3f0b3fc6a Mon Sep 17 00:00:00 2001
> > > From: Sergey Lavrushkin <dual...@gmail.com>
> > > Date: Fri, 3 Aug 2018 18:02:49 +0300
> > > Subject: [PATCH 4/9] libavutil: Adds gray floating-point pixel formats.
> > >
> > > ---
> > > libavutil/pixdesc.c | 22 ++++++++++++++++++++++
> > > libavutil/pixfmt.h | 5 +++++
> > > libavutil/version.h | 2 +-
> > > tests/ref/fate/sws-pixdesc-query | 3 +++
> > > 4 files changed, 31 insertions(+), 1 deletion(-)
> > >
> > > diff --git a/libavutil/pixdesc.c b/libavutil/pixdesc.c
> > > index 96e079584a..970a83214c 100644
> > > --- a/libavutil/pixdesc.c
> > > +++ b/libavutil/pixdesc.c
> > > @@ -2206,6 +2206,28 @@ static const AVPixFmtDescriptor
> > av_pix_fmt_descriptors[AV_PIX_FMT_NB] = {
> > > .name = "opencl",
> > > .flags = AV_PIX_FMT_FLAG_HWACCEL,
> > > },
> > > + [AV_PIX_FMT_GRAYF32BE] = {
> > > + .name = "grayf32be",
> > > + .nb_components = 1,
> > > + .log2_chroma_w = 0,
> > > + .log2_chroma_h = 0,
> > > + .comp = {
> > > + { 0, 4, 0, 0, 32, 3, 31, 1 }, /* Y */
> > > + },
> > > + .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_FLOAT,
> > > + .alias = "yf32be",
> > > + },
> > > + [AV_PIX_FMT_GRAYF32LE] = {
> > > + .name = "grayf32le",
> > > + .nb_components = 1,
> > > + .log2_chroma_w = 0,
> > > + .log2_chroma_h = 0,
> > > + .comp = {
> > > + { 0, 4, 0, 0, 32, 3, 31, 1 }, /* Y */
> > > + },
> > > + .flags = AV_PIX_FMT_FLAG_FLOAT,
> > > + .alias = "yf32le",
> > > + },
> > > };
> > > #if FF_API_PLUS1_MINUS1
> > > FF_ENABLE_DEPRECATION_WARNINGS
> > > diff --git a/libavutil/pixfmt.h b/libavutil/pixfmt.h
> > > index 2b3307845e..7b254732d8 100644
> > > --- a/libavutil/pixfmt.h
> > > +++ b/libavutil/pixfmt.h
> > > @@ -337,6 +337,9 @@ enum AVPixelFormat {
> > > AV_PIX_FMT_GRAY14BE, ///< Y , 14bpp, big-endian
> > > AV_PIX_FMT_GRAY14LE, ///< Y , 14bpp, little-endian
> > >
> > > + AV_PIX_FMT_GRAYF32BE, ///< IEEE-754 single precision Y, 32bpp,
> > big-endian
> > > + AV_PIX_FMT_GRAYF32LE, ///< IEEE-754 single precision Y, 32bpp,
> > little-endian
> > > +
> > > AV_PIX_FMT_NB ///< number of pixel formats, DO NOT USE THIS
> > if you want to link with shared libav* because the number of formats might
> > differ between versions
> > > };
> > >
> > > @@ -405,6 +408,8 @@ enum AVPixelFormat {
> > > #define AV_PIX_FMT_GBRPF32 AV_PIX_FMT_NE(GBRPF32BE, GBRPF32LE)
> > > #define AV_PIX_FMT_GBRAPF32 AV_PIX_FMT_NE(GBRAPF32BE, GBRAPF32LE)
> > >
> > > +#define AV_PIX_FMT_GRAYF32 AV_PIX_FMT_NE(GRAYF32BE, GRAYF32LE)
> > > +
> > > #define AV_PIX_FMT_YUVA420P9 AV_PIX_FMT_NE(YUVA420P9BE , YUVA420P9LE)
> > > #define AV_PIX_FMT_YUVA422P9 AV_PIX_FMT_NE(YUVA422P9BE , YUVA422P9LE)
> > > #define AV_PIX_FMT_YUVA444P9 AV_PIX_FMT_NE(YUVA444P9BE , YUVA444P9LE)
> > > diff --git a/libavutil/version.h b/libavutil/version.h
> > > index 44bdebdc93..5205c5bc60 100644
> > > --- a/libavutil/version.h
> > > +++ b/libavutil/version.h
> >
> > > @@ -79,7 +79,7 @@
> > > */
> > >
> > > #define LIBAVUTIL_VERSION_MAJOR 56
> > > -#define LIBAVUTIL_VERSION_MINOR 18
> > > +#define LIBAVUTIL_VERSION_MINOR 19
> > > #define LIBAVUTIL_VERSION_MICRO 102
> >
> > a bump to minor must reset micro to 100
> >
> > [...]
> >
> > --
> > Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
> >
> > In a rich man's house there is no place to spit but his face.
> > -- Diogenes of Sinope
> >
> > _______________________________________________
> > ffmpeg-devel mailing list
> > ffmpeg-devel@ffmpeg.org
> > http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
> >
> >> libavutil/pixdesc.c | 22 ++++++++++++++++++++++ > libavutil/pixfmt.h | 5 +++++ > libavutil/version.h | 4 ++-- > tests/ref/fate/sws-pixdesc-query | 3 +++ > 4 files changed, 32 insertions(+), 2 deletions(-) > 3f2970b080f14bd6d039d6dd09f9ac328daa77ee > 0004-libavutil-Adds-gray-floating-point-pixel-formats.patch > From 724f34ef9c551e7ac5af6f26840c3f2d3396eebd Mon Sep 17 00:00:00 2001 > From: Sergey Lavrushkin <dual...@gmail.com> > Date: Fri, 3 Aug 2018 18:02:49 +0300 > Subject: [PATCH 4/9] libavutil: Adds gray floating-point pixel formats. > > --- > libavutil/pixdesc.c | 22 ++++++++++++++++++++++ > libavutil/pixfmt.h | 5 +++++ > libavutil/version.h | 4 ++-- > tests/ref/fate/sws-pixdesc-query | 3 +++ > 4 files changed, 32 insertions(+), 2 deletions(-) will apply the patch above thx [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB Rewriting code that is poorly written but fully understood is good. Rewriting code that one doesnt understand is a sign that one is less smart then the original author, trying to rewrite it will not make it better.
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