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comparison libavcodec/h264_pred.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 * H.26L/H.264/AVC/JVT/14496-10/... encoder/decoder
3 * Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at>
4 *
5 * This file is part of FFmpeg.
6 *
7 * FFmpeg 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 * FFmpeg 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 FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22 /**
23 * @file
24 * H.264 / AVC / MPEG4 prediction functions.
25 * @author Michael Niedermayer <michaelni@gmx.at>
26 */
27
28 #ifndef AVCODEC_H264PRED_H
29 #define AVCODEC_H264PRED_H
30
31 #include "libavutil/common.h"
32 #include "dsputil.h"
33
34 /**
35 * Prediction types
36 */
37 //@{
38 #define VERT_PRED 0
39 #define HOR_PRED 1
40 #define DC_PRED 2
41 #define DIAG_DOWN_LEFT_PRED 3
42 #define DIAG_DOWN_RIGHT_PRED 4
43 #define VERT_RIGHT_PRED 5
44 #define HOR_DOWN_PRED 6
45 #define VERT_LEFT_PRED 7
46 #define HOR_UP_PRED 8
47
48 #define LEFT_DC_PRED 9
49 #define TOP_DC_PRED 10
50 #define DC_128_PRED 11
51
52 #define DIAG_DOWN_LEFT_PRED_RV40_NODOWN 12
53 #define HOR_UP_PRED_RV40_NODOWN 13
54 #define VERT_LEFT_PRED_RV40_NODOWN 14
55
56 #define DC_PRED8x8 0
57 #define HOR_PRED8x8 1
58 #define VERT_PRED8x8 2
59 #define PLANE_PRED8x8 3
60
61 #define LEFT_DC_PRED8x8 4
62 #define TOP_DC_PRED8x8 5
63 #define DC_128_PRED8x8 6
64
65 #define ALZHEIMER_DC_L0T_PRED8x8 7
66 #define ALZHEIMER_DC_0LT_PRED8x8 8
67 #define ALZHEIMER_DC_L00_PRED8x8 9
68 #define ALZHEIMER_DC_0L0_PRED8x8 10
69 //@}
70
71 /**
72 * Context for storing H.264 prediction functions
73 */
74 typedef struct H264PredContext{
75 void (*pred4x4 [9+3+3])(uint8_t *src, uint8_t *topright, int stride);//FIXME move to dsp?
76 void (*pred8x8l [9+3])(uint8_t *src, int topleft, int topright, int stride);
77 void (*pred8x8 [4+3+4])(uint8_t *src, int stride);
78 void (*pred16x16[4+3])(uint8_t *src, int stride);
79
80 void (*pred4x4_add [2])(uint8_t *pix/*align 4*/, const DCTELEM *block/*align 16*/, int stride);
81 void (*pred8x8l_add [2])(uint8_t *pix/*align 8*/, const DCTELEM *block/*align 16*/, int stride);
82 void (*pred8x8_add [3])(uint8_t *pix/*align 8*/, const int *block_offset, const DCTELEM *block/*align 16*/, int stride);
83 void (*pred16x16_add[3])(uint8_t *pix/*align 16*/, const int *block_offset, const DCTELEM *block/*align 16*/, int stride);
84 }H264PredContext;
85
86 void ff_h264_pred_init(H264PredContext *h);
87 void ff_h264_pred_init_arm(H264PredContext *h);
88
89
90 #endif /* AVCODEC_H264PRED_H */