vp8dsp.h
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1 /*
2  * Copyright (C) 2010 David Conrad
3  * Copyright (C) 2010 Ronald S. Bultje
4  *
5  * This file is part of Libav.
6  *
7  * Libav is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2.1 of the License, or (at your option) any later version.
11  *
12  * Libav is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with Libav; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20  */
21 
27 #ifndef AVCODEC_VP8DSP_H
28 #define AVCODEC_VP8DSP_H
29 
30 #include "dsputil.h"
31 
32 typedef void (*vp8_mc_func)(uint8_t *dst/*align 8*/, ptrdiff_t dstStride,
33  uint8_t *src/*align 1*/, ptrdiff_t srcStride,
34  int h, int x, int y);
35 
36 typedef struct VP8DSPContext {
37  void (*vp8_luma_dc_wht)(DCTELEM block[4][4][16], DCTELEM dc[16]);
38  void (*vp8_luma_dc_wht_dc)(DCTELEM block[4][4][16], DCTELEM dc[16]);
39  void (*vp8_idct_add)(uint8_t *dst, DCTELEM block[16], ptrdiff_t stride);
40  void (*vp8_idct_dc_add)(uint8_t *dst, DCTELEM block[16], ptrdiff_t stride);
42  ptrdiff_t stride);
44  ptrdiff_t stride);
45 
46  // loop filter applied to edges between macroblocks
48  int flim_E, int flim_I, int hev_thresh);
50  int flim_E, int flim_I, int hev_thresh);
51  void (*vp8_v_loop_filter8uv)(uint8_t *dstU, uint8_t *dstV, ptrdiff_t stride,
52  int flim_E, int flim_I, int hev_thresh);
53  void (*vp8_h_loop_filter8uv)(uint8_t *dstU, uint8_t *dstV, ptrdiff_t stride,
54  int flim_E, int flim_I, int hev_thresh);
55 
56  // loop filter applied to inner macroblock edges
58  int flim_E, int flim_I, int hev_thresh);
60  int flim_E, int flim_I, int hev_thresh);
62  ptrdiff_t stride,
63  int flim_E, int flim_I, int hev_thresh);
65  ptrdiff_t stride,
66  int flim_E, int flim_I, int hev_thresh);
67 
68  void (*vp8_v_loop_filter_simple)(uint8_t *dst, ptrdiff_t stride, int flim);
69  void (*vp8_h_loop_filter_simple)(uint8_t *dst, ptrdiff_t stride, int flim);
70 
82 
83 void ff_put_vp8_pixels16_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride,
84  int h, int x, int y);
85 void ff_put_vp8_pixels8_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride,
86  int h, int x, int y);
87 void ff_put_vp8_pixels4_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride,
88  int h, int x, int y);
89 
94 
95 #endif /* AVCODEC_VP8DSP_H */