| 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_VP3DSP_H |
| 20 | #define AVCODEC_VP3DSP_H |
| 21 | |
| 22 | #include <stddef.h> |
| 23 | #include <stdint.h> |
| 24 | |
| 25 | typedef struct VP3DSPContext { |
| 26 | /** |
| 27 | * Copy 8xH pixels from source to destination buffer using a bilinear |
| 28 | * filter with no rounding (i.e. *dst = (*a + *b) >> 1). |
| 29 | * |
| 30 | * @param dst destination buffer, aligned by 8 |
| 31 | * @param a first source buffer, no alignment |
| 32 | * @param b second source buffer, no alignment |
| 33 | * @param stride distance between two lines in source/dest buffers |
| 34 | * @param h height |
| 35 | */ |
| 36 | void (*put_no_rnd_pixels_l2)(uint8_t *dst, |
| 37 | const uint8_t *a, |
| 38 | const uint8_t *b, |
| 39 | ptrdiff_t stride, int h); |
| 40 | |
| 41 | void (*idct_put)(uint8_t *dest, int line_size, int16_t *block); |
| 42 | void (*idct_add)(uint8_t *dest, int line_size, int16_t *block); |
| 43 | void (*idct_dc_add)(uint8_t *dest, int line_size, int16_t *block); |
| 44 | void (*v_loop_filter)(uint8_t *src, int stride, int *bounding_values); |
| 45 | void (*h_loop_filter)(uint8_t *src, int stride, int *bounding_values); |
| 46 | } VP3DSPContext; |
| 47 | |
| 48 | void ff_vp3dsp_init(VP3DSPContext *c, int flags); |
| 49 | void ff_vp3dsp_init_arm(VP3DSPContext *c, int flags); |
| 50 | void ff_vp3dsp_init_ppc(VP3DSPContext *c, int flags); |
| 51 | void ff_vp3dsp_init_x86(VP3DSPContext *c, int flags); |
| 52 | |
| 53 | #endif /* AVCODEC_VP3DSP_H */ |