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_MPEGVIDEODSP_H 20 #define AVCODEC_MPEGVIDEODSP_H 21 22 #include <stdint.h> 23 24 void ff_gmc_c(uint8_t *dst, uint8_t *src, int stride, int h, int ox, int oy, 25 int dxx, int dxy, int dyx, int dyy, int shift, int r, 26 int width, int height); 27 28 typedef struct MpegVideoDSPContext { 29 /** 30 * translational global motion compensation. 31 */ 32 void (*gmc1)(uint8_t *dst /* align 8 */, uint8_t *src /* align 1 */, 33 int srcStride, int h, int x16, int y16, int rounder); 34 /** 35 * global motion compensation. 36 */ 37 void (*gmc)(uint8_t *dst /* align 8 */, uint8_t *src /* align 1 */, 38 int stride, int h, int ox, int oy, 39 int dxx, int dxy, int dyx, int dyy, 40 int shift, int r, int width, int height); 41 } MpegVideoDSPContext; 42 43 void ff_mpegvideodsp_init(MpegVideoDSPContext *c); 44 void ff_mpegvideodsp_init_ppc(MpegVideoDSPContext *c); 45 void ff_mpegvideodsp_init_x86(MpegVideoDSPContext *c); 46 47 #endif /* AVCODEC_MPEGVIDEODSP_H */ 48