| /* |
| * Copyright (c) 2016 Ronald S. Bultje <rsbultje@gmail.com> |
| * This file is part of FFmpeg. |
| * |
| * FFmpeg is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2.1 of the License, or (at your option) any later version. |
| * |
| * FFmpeg 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 |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with FFmpeg; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #ifndef AVFILTER_COLORSPACE_H |
| #define AVFILTER_COLORSPACE_H |
| |
| #include "libavutil/csp.h" |
| #include "libavutil/frame.h" |
| #include "libavutil/pixfmt.h" |
| |
| #define REFERENCE_WHITE 100.0f |
| |
| void ff_matrix_invert_3x3(const double in[3][3], double out[3][3]); |
| void ff_matrix_mul_3x3(double dst[3][3], |
| const double src1[3][3], const double src2[3][3]); |
| void ff_matrix_mul_3x3_vec(double dst[3], const double vec[3], const double mat[3][3]); |
| void ff_fill_rgb2xyz_table(const AVPrimaryCoefficients *coeffs, |
| const AVWhitepointCoefficients *wp, |
| double rgb2xyz[3][3]); |
| void ff_fill_rgb2yuv_table(const AVLumaCoefficients *coeffs, |
| double rgb2yuv[3][3]); |
| double ff_determine_signal_peak(AVFrame *in); |
| void ff_update_hdr_metadata(AVFrame *in, double peak); |
| |
| #endif |