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72 lines
2.5 KiB
C
72 lines
2.5 KiB
C
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/* GStreamer
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* Copyright (C) 2008 David Schleef <ds@entropywave.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef _GST_CMS_H_
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#define _GST_CMS_H_
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#include <gst/gst.h>
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G_BEGIN_DECLS
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typedef struct _Color Color;
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typedef struct _ColorMatrix ColorMatrix;
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struct _Color
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{
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double v[3];
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};
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struct _ColorMatrix
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{
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double m[4][4];
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};
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void color_xyY_to_XYZ (Color * c);
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void color_XYZ_to_xyY (Color * c);
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void color_set (Color * c, double x, double y, double z);
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void color_matrix_set_identity (ColorMatrix * m);
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void color_matrix_dump (ColorMatrix * m);
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void color_matrix_multiply (ColorMatrix * dst, ColorMatrix * a, ColorMatrix * b);
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void color_matrix_apply (ColorMatrix * m, Color * dest, Color * src);
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void color_matrix_offset_components (ColorMatrix * m, double a1, double a2,
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double a3);
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void color_matrix_scale_components (ColorMatrix * m, double a1, double a2, double a3);
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void color_matrix_YCbCr_to_RGB (ColorMatrix * m, double Kr, double Kb);
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void color_matrix_RGB_to_YCbCr (ColorMatrix * m, double Kr, double Kb);
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void color_matrix_build_yuv_to_rgb_601 (ColorMatrix * dst);
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void color_matrix_build_bt709_to_bt601 (ColorMatrix * dst);
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void color_matrix_build_rgb_to_yuv_601 (ColorMatrix * dst);
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void color_matrix_invert (ColorMatrix * m);
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void color_matrix_copy (ColorMatrix * dest, ColorMatrix * src);
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void color_matrix_transpose (ColorMatrix * m);
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void color_matrix_build_XYZ (ColorMatrix * dst,
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double rx, double ry,
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double gx, double gy, double bx, double by, double wx, double wy);
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void color_matrix_build_rgb_to_XYZ_601 (ColorMatrix * dst);
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void color_matrix_build_XYZ_to_rgb_709 (ColorMatrix * dst);
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void color_matrix_build_XYZ_to_rgb_dell (ColorMatrix * dst);
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void color_transfer_function_apply (Color * dest, Color * src);
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void color_transfer_function_unapply (Color * dest, Color * src);
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void color_gamut_clamp (Color * dest, Color * src);
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G_END_DECLS
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#endif
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