mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-09-09 05:38:58 +00:00
Add RGB to YCbCr matrixing Add tiny color management system (CMS) for video Add quality level for colorspace
71 lines
2.5 KiB
C
71 lines
2.5 KiB
C
/* GStreamer
|
|
* Copyright (C) 2008 David Schleef <ds@entropywave.com>
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Library General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public
|
|
* License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
#ifndef _GST_CMS_H_
|
|
#define _GST_CMS_H_
|
|
|
|
#include <gst/gst.h>
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
typedef struct _Color Color;
|
|
typedef struct _ColorMatrix ColorMatrix;
|
|
|
|
struct _Color
|
|
{
|
|
double v[3];
|
|
};
|
|
|
|
struct _ColorMatrix
|
|
{
|
|
double m[4][4];
|
|
};
|
|
|
|
void color_xyY_to_XYZ (Color * c);
|
|
void color_XYZ_to_xyY (Color * c);
|
|
void color_set (Color * c, double x, double y, double z);
|
|
void color_matrix_set_identity (ColorMatrix * m);
|
|
void color_matrix_dump (ColorMatrix * m);
|
|
void color_matrix_multiply (ColorMatrix * dst, ColorMatrix * a, ColorMatrix * b);
|
|
void color_matrix_apply (ColorMatrix * m, Color * dest, Color * src);
|
|
void color_matrix_offset_components (ColorMatrix * m, double a1, double a2,
|
|
double a3);
|
|
void color_matrix_scale_components (ColorMatrix * m, double a1, double a2, double a3);
|
|
void color_matrix_YCbCr_to_RGB (ColorMatrix * m, double Kr, double Kb);
|
|
void color_matrix_RGB_to_YCbCr (ColorMatrix * m, double Kr, double Kb);
|
|
void color_matrix_build_yuv_to_rgb_601 (ColorMatrix * dst);
|
|
void color_matrix_build_bt709_to_bt601 (ColorMatrix * dst);
|
|
void color_matrix_build_rgb_to_yuv_601 (ColorMatrix * dst);
|
|
void color_matrix_invert (ColorMatrix * m);
|
|
void color_matrix_copy (ColorMatrix * dest, ColorMatrix * src);
|
|
void color_matrix_transpose (ColorMatrix * m);
|
|
void color_matrix_build_XYZ (ColorMatrix * dst,
|
|
double rx, double ry,
|
|
double gx, double gy, double bx, double by, double wx, double wy);
|
|
void color_matrix_build_rgb_to_XYZ_601 (ColorMatrix * dst);
|
|
void color_matrix_build_XYZ_to_rgb_709 (ColorMatrix * dst);
|
|
void color_matrix_build_XYZ_to_rgb_dell (ColorMatrix * dst);
|
|
void color_transfer_function_apply (Color * dest, Color * src);
|
|
void color_transfer_function_unapply (Color * dest, Color * src);
|
|
void color_gamut_clamp (Color * dest, Color * src);
|
|
|
|
G_END_DECLS
|
|
|
|
#endif
|
|
|