fdctdsp.h (1835B)
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_FDCTDSP_H 20 #define AVCODEC_FDCTDSP_H 21 22 #include <stdint.h> 23 24 #include "libavutil/attributes_internal.h" 25 26 struct AVCodecContext; 27 28 typedef struct FDCTDSPContext { 29 void (*fdct)(int16_t *block /* align 16 */); 30 void (*fdct248)(int16_t *block /* align 16 */); 31 } FDCTDSPContext; 32 33 FF_VISIBILITY_PUSH_HIDDEN 34 void ff_fdctdsp_init(FDCTDSPContext *c, struct AVCodecContext *avctx); 35 void ff_fdctdsp_init_aarch64(FDCTDSPContext *c, struct AVCodecContext *avctx, 36 unsigned high_bit_depth); 37 void ff_fdctdsp_init_ppc(FDCTDSPContext *c, struct AVCodecContext *avctx, 38 unsigned high_bit_depth); 39 void ff_fdctdsp_init_x86(FDCTDSPContext *c, struct AVCodecContext *avctx, 40 unsigned high_bit_depth); 41 42 void ff_fdct_ifast(int16_t *data); 43 void ff_fdct_ifast248(int16_t *data); 44 void ff_jpeg_fdct_islow_8(int16_t *data); 45 void ff_jpeg_fdct_islow_10(int16_t *data); 46 void ff_fdct248_islow_8(int16_t *data); 47 void ff_fdct248_islow_10(int16_t *data); 48 FF_VISIBILITY_POP_HIDDEN 49 50 #endif /* AVCODEC_FDCTDSP_H */