| 1 | /* |
| 2 | * quarterpel DSP functions |
| 3 | * |
| 4 | * This file is part of FFmpeg. |
| 5 | * |
| 6 | * FFmpeg is free software; you can redistribute it and/or |
| 7 | * modify it under the terms of the GNU Lesser General Public |
| 8 | * License as published by the Free Software Foundation; either |
| 9 | * version 2.1 of the License, or (at your option) any later version. |
| 10 | * |
| 11 | * FFmpeg is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 14 | * Lesser General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU Lesser General Public |
| 17 | * License along with FFmpeg; if not, write to the Free Software |
| 18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 19 | */ |
| 20 | |
| 21 | /** |
| 22 | * @file |
| 23 | * quarterpel DSP functions |
| 24 | */ |
| 25 | |
| 26 | #ifndef AVCODEC_QPELDSP_H |
| 27 | #define AVCODEC_QPELDSP_H |
| 28 | |
| 29 | #include <stddef.h> |
| 30 | #include <stdint.h> |
| 31 | |
| 32 | void ff_put_pixels8x8_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride); |
| 33 | void ff_avg_pixels8x8_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride); |
| 34 | void ff_put_pixels16x16_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride); |
| 35 | void ff_avg_pixels16x16_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride); |
| 36 | |
| 37 | void ff_put_pixels8_l2_8(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, |
| 38 | int dst_stride, int src_stride1, int src_stride2, |
| 39 | int h); |
| 40 | |
| 41 | #define DEF_OLD_QPEL(name) \ |
| 42 | void ff_put_ ## name(uint8_t *dst /* align width (8 or 16) */, \ |
| 43 | const uint8_t *src /* align 1 */, \ |
| 44 | ptrdiff_t stride); \ |
| 45 | void ff_put_no_rnd_ ## name(uint8_t *dst /* align width (8 or 16) */, \ |
| 46 | const uint8_t *src /* align 1 */, \ |
| 47 | ptrdiff_t stride); \ |
| 48 | void ff_avg_ ## name(uint8_t *dst /* align width (8 or 16) */, \ |
| 49 | const uint8_t *src /* align 1 */, \ |
| 50 | ptrdiff_t stride); |
| 51 | |
| 52 | DEF_OLD_QPEL(qpel16_mc11_old_c) |
| 53 | DEF_OLD_QPEL(qpel16_mc31_old_c) |
| 54 | DEF_OLD_QPEL(qpel16_mc12_old_c) |
| 55 | DEF_OLD_QPEL(qpel16_mc32_old_c) |
| 56 | DEF_OLD_QPEL(qpel16_mc13_old_c) |
| 57 | DEF_OLD_QPEL(qpel16_mc33_old_c) |
| 58 | DEF_OLD_QPEL(qpel8_mc11_old_c) |
| 59 | DEF_OLD_QPEL(qpel8_mc31_old_c) |
| 60 | DEF_OLD_QPEL(qpel8_mc12_old_c) |
| 61 | DEF_OLD_QPEL(qpel8_mc32_old_c) |
| 62 | DEF_OLD_QPEL(qpel8_mc13_old_c) |
| 63 | DEF_OLD_QPEL(qpel8_mc33_old_c) |
| 64 | |
| 65 | typedef void (*qpel_mc_func)(uint8_t *dst /* align width (8 or 16) */, |
| 66 | const uint8_t *src /* align 1 */, |
| 67 | ptrdiff_t stride); |
| 68 | |
| 69 | /** |
| 70 | * quarterpel DSP context |
| 71 | */ |
| 72 | typedef struct QpelDSPContext { |
| 73 | qpel_mc_func put_qpel_pixels_tab[2][16]; |
| 74 | qpel_mc_func avg_qpel_pixels_tab[2][16]; |
| 75 | qpel_mc_func put_no_rnd_qpel_pixels_tab[2][16]; |
| 76 | } QpelDSPContext; |
| 77 | |
| 78 | void ff_qpeldsp_init(QpelDSPContext *c); |
| 79 | |
| 80 | void ff_qpeldsp_init_x86(QpelDSPContext *c); |
| 81 | |
| 82 | #endif /* AVCODEC_QPELDSP_H */ |