vp3dsp.h (2801B)
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, ptrdiff_t stride, int16_t *block); 42 void (*idct_add)(uint8_t *dest, ptrdiff_t stride, int16_t *block); 43 void (*idct_dc_add)(uint8_t *dest, ptrdiff_t stride, int16_t *block); 44 void (*v_loop_filter)(uint8_t *src, ptrdiff_t stride, int *bounding_values); 45 void (*h_loop_filter)(uint8_t *src, ptrdiff_t stride, int *bounding_values); 46 void (*v_loop_filter_unaligned)(uint8_t *src, ptrdiff_t stride, int *bounding_values); 47 void (*h_loop_filter_unaligned)(uint8_t *src, ptrdiff_t stride, int *bounding_values); 48 } VP3DSPContext; 49 50 void ff_vp3dsp_v_loop_filter_12(uint8_t *first_pixel, ptrdiff_t stride, int *bounding_values); 51 void ff_vp3dsp_h_loop_filter_12(uint8_t *first_pixel, ptrdiff_t stride, int *bounding_values); 52 53 void ff_vp3dsp_idct10_put(uint8_t *dest, ptrdiff_t stride, int16_t *block); 54 void ff_vp3dsp_idct10_add(uint8_t *dest, ptrdiff_t stride, int16_t *block); 55 56 void ff_vp3dsp_init(VP3DSPContext *c, int flags); 57 void ff_vp3dsp_init_arm(VP3DSPContext *c, int flags); 58 void ff_vp3dsp_init_ppc(VP3DSPContext *c, int flags); 59 void ff_vp3dsp_init_x86(VP3DSPContext *c, int flags); 60 void ff_vp3dsp_init_mips(VP3DSPContext *c, int flags); 61 62 void ff_vp3dsp_set_bounding_values(int * bound_values_array, int filter_limit); 63 64 #endif /* AVCODEC_VP3DSP_H */