FFmpeg
colorspace.h
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1 /*
2  * Copyright (c) 2016 Ronald S. Bultje <rsbultje@gmail.com>
3  * This file is part of FFmpeg.
4  *
5  * FFmpeg is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Lesser General Public
7  * License as published by the Free Software Foundation; either
8  * version 2.1 of the License, or (at your option) any later version.
9  *
10  * FFmpeg is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13  * Lesser General Public License for more details.
14  *
15  * You should have received a copy of the GNU Lesser General Public
16  * License along with FFmpeg; if not, write to the Free Software
17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
18  */
19 
20 #ifndef AVFILTER_COLORSPACE_H
21 #define AVFILTER_COLORSPACE_H
22 
23 #include "libavutil/common.h"
24 #include "libavutil/frame.h"
25 
26 #define REFERENCE_WHITE 100.0f
27 
29  double cr, cg, cb;
30 };
31 
33  double xr, yr, xg, yg, xb, yb;
34 };
35 
37  double xw, yw;
38 };
39 
40 void ff_matrix_invert_3x3(const double in[3][3], double out[3][3]);
41 void ff_matrix_mul_3x3(double dst[3][3],
42  const double src1[3][3], const double src2[3][3]);
43 void ff_fill_rgb2xyz_table(const struct PrimaryCoefficients *coeffs,
44  const struct WhitepointCoefficients *wp,
45  double rgb2xyz[3][3]);
46 
48 void ff_fill_rgb2yuv_table(const struct LumaCoefficients *coeffs,
49  double rgb2yuv[3][3]);
50 
52 void ff_update_hdr_metadata(AVFrame *in, double peak);
53 
54 #endif
out
FILE * out
Definition: movenc.c:54
AVFrame
This structure describes decoded (raw) audio or video data.
Definition: frame.h:303
LumaCoefficients::cb
double cb
Definition: colorspace.h:29
LumaCoefficients
Definition: colorspace.h:28
rgb2yuv
static const char rgb2yuv[]
Definition: vf_scale_vulkan.c:65
WhitepointCoefficients::xw
double xw
Definition: colorspace.h:37
ff_matrix_mul_3x3
void ff_matrix_mul_3x3(double dst[3][3], const double src1[3][3], const double src2[3][3])
Definition: colorspace.c:54
LumaCoefficients::cg
double cg
Definition: colorspace.h:29
ff_get_luma_coefficients
const struct LumaCoefficients * ff_get_luma_coefficients(enum AVColorSpace csp)
Definition: colorspace.c:128
PrimaryCoefficients
Definition: colorspace.h:32
PrimaryCoefficients::yg
double yg
Definition: colorspace.h:33
ff_matrix_invert_3x3
void ff_matrix_invert_3x3(const double in[3][3], double out[3][3])
Definition: colorspace.c:27
PrimaryCoefficients::xb
double xb
Definition: colorspace.h:33
ff_update_hdr_metadata
void ff_update_hdr_metadata(AVFrame *in, double peak)
Definition: colorspace.c:193
ff_determine_signal_peak
double ff_determine_signal_peak(AVFrame *in)
Definition: colorspace.c:168
PrimaryCoefficients::xr
double xr
Definition: colorspace.h:33
ff_fill_rgb2xyz_table
void ff_fill_rgb2xyz_table(const struct PrimaryCoefficients *coeffs, const struct WhitepointCoefficients *wp, double rgb2xyz[3][3])
Definition: colorspace.c:68
PrimaryCoefficients::yb
double yb
Definition: colorspace.h:33
PrimaryCoefficients::xg
double xg
Definition: colorspace.h:33
ff_fill_rgb2yuv_table
void ff_fill_rgb2yuv_table(const struct LumaCoefficients *coeffs, double rgb2yuv[3][3])
Definition: colorspace.c:141
frame.h
WhitepointCoefficients
Definition: colorspace.h:36
src1
#define src1
Definition: h264pred.c:140
WhitepointCoefficients::yw
double yw
Definition: colorspace.h:37
AVColorSpace
AVColorSpace
YUV colorspace type.
Definition: pixfmt.h:505
common.h
PrimaryCoefficients::yr
double yr
Definition: colorspace.h:33
LumaCoefficients::cr
double cr
Definition: colorspace.h:29