1 /* 2 * This file is part of FFmpeg. 3 * 4 * FFmpeg is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Lesser General Public 6 * License as published by the Free Software Foundation; either 7 * version 2.1 of the License, or (at your option) any later version. 8 * 9 * FFmpeg is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 * Lesser General Public License for more details. 13 * 14 * You should have received a copy of the GNU Lesser General Public 15 * License along with FFmpeg; if not, write to the Free Software 16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 17 */ 18 19 #ifndef AVCODEC_HUFFYUVDSP_H 20 #define AVCODEC_HUFFYUVDSP_H 21 22 #include <stdint.h> 23 #include "libavutil/pixfmt.h" 24 #include "config.h" 25 26 #if HAVE_BIGENDIAN 27 #define B 3 28 #define G 2 29 #define R 1 30 #define A 0 31 #else 32 #define B 0 33 #define G 1 34 #define R 2 35 #define A 3 36 #endif 37 38 typedef struct HuffYUVDSPContext { 39 void (*add_int16)(uint16_t *dst/*align 16*/, const uint16_t *src/*align 16*/, 40 unsigned mask, int w); 41 42 void (*add_hfyu_median_pred_int16)(uint16_t *dst, const uint16_t *top, 43 const uint16_t *diff, unsigned mask, 44 int w, int *left, int *left_top); 45 void (*add_hfyu_left_pred_bgr32)(uint8_t *dst, const uint8_t *src, 46 intptr_t w, uint8_t *left); 47 } HuffYUVDSPContext; 48 49 void ff_huffyuvdsp_init(HuffYUVDSPContext *c, enum AVPixelFormat pix_fmt); 50 void ff_huffyuvdsp_init_x86(HuffYUVDSPContext *c, enum AVPixelFormat pix_fmt); 51 52 #endif /* AVCODEC_HUFFYUVDSP_H */ 53