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comparison libavcodec/h264_dsp.h @ 2:897f711a7157

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rearrange to work with autoconf
author Nina Engelhardt <nengel@mailbox.tu-berlin.de>
date Tue, 25 Sep 2012 15:55:33 +0200
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1 /*
2 * Copyright (c) 2003-2010 Michael Niedermayer <michaelni@gmx.at>
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 * H.264 DSP functions.
24 * @author Michael Niedermayer <michaelni@gmx.at>
25 */
26
27 #ifndef AVCODEC_H264DSP_H
28 #define AVCODEC_H264DSP_H
29
30 #include <stdint.h>
31 #include "dsputil.h"
32
33 //typedef void (*h264_chroma_mc_func)(uint8_t *dst/*align 8*/, uint8_t *src/*align 1*/, int srcStride, int h, int x, int y);
34 typedef void (*h264_weight_func)(uint8_t *block, int stride, int log2_denom, int weight, int offset);
35 typedef void (*h264_biweight_func)(uint8_t *dst, uint8_t *src, int stride, int log2_denom, int weightd, int weights, int offset);
36
37 /**
38 * Context for storing H.264 DSP functions
39 */
40 typedef struct H264DSPContext{
41 /* weighted MC */
42 h264_weight_func weight_h264_pixels_tab[10];
43 h264_biweight_func biweight_h264_pixels_tab[10];
44
45 /* loop filter */
46 void (*h264_v_loop_filter_luma)(uint8_t *pix/*align 16*/, int stride, int alpha, int beta, int8_t *tc0);
47 void (*h264_h_loop_filter_luma)(uint8_t *pix/*align 4 */, int stride, int alpha, int beta, int8_t *tc0);
48 /* v/h_loop_filter_luma_intra: align 16 */
49 void (*h264_v_loop_filter_luma_intra)(uint8_t *pix, int stride, int alpha, int beta);
50 void (*h264_h_loop_filter_luma_intra)(uint8_t *pix, int stride, int alpha, int beta);
51 void (*h264_v_loop_filter_chroma)(uint8_t *pix/*align 8*/, int stride, int alpha, int beta, int8_t *tc0);
52 void (*h264_h_loop_filter_chroma)(uint8_t *pix/*align 4*/, int stride, int alpha, int beta, int8_t *tc0);
53 void (*h264_v_loop_filter_chroma_intra)(uint8_t *pix/*align 8*/, int stride, int alpha, int beta);
54 void (*h264_h_loop_filter_chroma_intra)(uint8_t *pix/*align 8*/, int stride, int alpha, int beta);
55 // h264_loop_filter_strength: simd only. the C version is inlined in h264.c
56 void (*h264_loop_filter_strength)(int16_t bS[2][4][4], uint8_t nnz[40], int8_t ref[2][40], int16_t mv[2][40][2],
57 int bidir, int edges, int step, int mask_mv0, int mask_mv1, int field);
58
59 /* IDCT */
60 /* NOTE!!! if you implement any of h264_idct8_add, h264_idct8_add4 then you must implement all of them
61 NOTE!!! if you implement any of h264_idct_add, h264_idct_add16, h264_idct_add16intra, h264_idct_add8 then you must implement all of them
62 The reason for above, is that no 2 out of one list may use a different permutation.
63 */
64 void (*h264_idct_add)(uint8_t *dst/*align 4*/, DCTELEM *block/*align 16*/, int stride);
65 void (*h264_idct8_add)(uint8_t *dst/*align 8*/, DCTELEM *block/*align 16*/, int stride);
66 void (*h264_idct_dc_add)(uint8_t *dst/*align 4*/, DCTELEM *block/*align 16*/, int stride);
67 void (*h264_idct8_dc_add)(uint8_t *dst/*align 8*/, DCTELEM *block/*align 16*/, int stride);
68 void (*h264_dct)(DCTELEM block[4][4]);
69 void (*h264_idct_add16)(uint8_t *dst/*align 16*/, const int *blockoffset, DCTELEM *block/*align 16*/, int stride, const uint8_t nnzc[6*8]);
70 void (*h264_idct8_add4)(uint8_t *dst/*align 16*/, const int *blockoffset, DCTELEM *block/*align 16*/, int stride, const uint8_t nnzc[6*8]);
71 void (*h264_idct_add8)(uint8_t **dst/*align 16*/, const int *blockoffset, DCTELEM *block/*align 16*/, int stride, const uint8_t nnzc[6*8]);
72 void (*h264_idct_add16intra)(uint8_t *dst/*align 16*/, const int *blockoffset, DCTELEM *block/*align 16*/, int stride, const uint8_t nnzc[6*8]);
73
74 qpel_mc_func (*qpel_put)[16];
75 qpel_mc_func (*qpel_avg)[16];
76 }H264DSPContext;
77
78 void ff_h264dsp_init(H264DSPContext *c);
79 void ff_h264dsp_init_arm(H264DSPContext *c);
80 void ff_h264dsp_init_ppc(H264DSPContext *c);
81 void ff_h264dsp_init_x86(H264DSPContext *c);
82
83 #endif /* AVCODEC_H264DSP_H */