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Diffstat (limited to '')
| -rw-r--r-- | src/gamma.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/src/gamma.h b/src/gamma.h new file mode 100644 index 0000000..9652598 --- /dev/null +++ b/src/gamma.h @@ -0,0 +1,52 @@ +/** + * crt-calibrator – Calibration utility for CRT monitors + * Copyright © 2014 Mattias Andrée (maandree@member.fsf.org) + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#ifndef CRT_CALIBRATOR_GAMMA_H +#define CRT_CALIBRATOR_GAMMA_H + + +#include <stddef.h> +#include <stdint.h> + + +/** + * Analyse a gamma ramp + * + * @param stops The number of stops in the gamma ramp + * @param ramp The gamma ramp + * @param gamma Output parameter for the gamma + * @param contrast Output parameter for the contrast + * @param brightness Output parameter for the brightness + */ +void gamma_analyse(size_t stops, const uint16_t* restrict ramp, double* restrict gamma, + double* restrict contrast, double* restrict brightness); + +/** + * Generate a gamma ramp + * + * @param stops The number of stops in the gamma ramp + * @param ramp Memory area to where to write the gamma ramp + * @param gamma The gamma + * @param contrast The contrast + * @param brightness The brightness + */ +void gamma_generate(size_t stops, uint16_t* restrict ramp, double gamma, + double contrast, double brightness); + + +#endif + |