diff options
Diffstat (limited to 'libavfilter/vf_eq.h')
-rw-r--r-- | libavfilter/vf_eq.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/libavfilter/vf_eq.h b/libavfilter/vf_eq.h new file mode 100644 index 0000000000..19995aa1f9 --- /dev/null +++ b/libavfilter/vf_eq.h @@ -0,0 +1,60 @@ +/* + * Original MPlayer filters by Richard Felker, Hampa Hug, Daniel Moreno, + * and Michael Niedermeyer. + * + * Copyright (c) 2014 James Darnley <james.darnley@gmail.com> + * Copyright (c) 2015 Arwa Arif <arwaarif1994@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 General Public License as published by + * the Free Software Foundation; either version 2 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 General Public License for more details. + * + * You should have received a copy of the GNU 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_EQ_H +#define AVFILTER_EQ_H + +#include "avfilter.h" + +typedef struct EQParameters { + void (*adjust)(struct EQParameters *eq, uint8_t *dst, int dst_stride, + uint8_t *src, int src_stride, int w, int h); + + uint8_t lut[256]; + + double brightness, contrast, gamma, gamma_weight; + int lut_clean; +} EQParameters; + +typedef struct { + const AVClass *class; + + EQParameters param[3]; + + double contrast; + double brightness; + double saturation; + + double gamma; + double gamma_weight; + double gamma_r, gamma_g, gamma_b; + + void (*process)(struct EQParameters *par, uint8_t *dst, int dst_stride, + uint8_t *src, int src_stride, int w, int h); + +} EQContext; + +void ff_eq_init_x86(EQContext *eq); + +#endif /* AVFILTER_EQ_H */ |