f244cbd5
 Hu Chunming
ffmpeg支持h264编码
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
|
/*****************************************************************************
* me.h: motion estimation
*****************************************************************************
* Copyright (C) 2003-2024 x264 project
*
* Authors: Loren Merritt <lorenm@u.washington.edu>
* Laurent Aimar <fenrir@via.ecp.fr>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111, USA.
*
* This program is also available under a commercial proprietary license.
* For more information, contact us at licensing@x264.com.
*****************************************************************************/
#ifndef X264_ENCODER_ME_H
#define X264_ENCODER_ME_H
#define COST_MAX (1<<28)
#define COST_MAX64 (1ULL<<60)
typedef struct
{
/* aligning the first member is a gcc hack to force the struct to be aligned,
* as well as force sizeof(struct) to be a multiple of the alignment. */
/* input */
ALIGNED_64( int i_pixel ); /* PIXEL_WxH */
uint16_t *p_cost_mv; /* lambda * nbits for each possible mv */
int i_ref_cost;
int i_ref;
const x264_weight_t *weight;
pixel *p_fref[12];
pixel *p_fref_w;
pixel *p_fenc[3];
uint16_t *integral;
int i_stride[3];
ALIGNED_4( int16_t mvp[2] );
/* output */
int cost_mv; /* lambda * nbits for the chosen mv */
int cost; /* satd + lambda * nbits */
ALIGNED_8( int16_t mv[2] );
} ALIGNED_64( x264_me_t );
#define x264_me_search_ref x264_template(me_search_ref)
void x264_me_search_ref( x264_t *h, x264_me_t *m, int16_t (*mvc)[2], int i_mvc, int *p_fullpel_thresh );
#define x264_me_search( h, m, mvc, i_mvc )\
x264_me_search_ref( h, m, mvc, i_mvc, NULL )
#define x264_me_refine_qpel x264_template(me_refine_qpel)
void x264_me_refine_qpel( x264_t *h, x264_me_t *m );
#define x264_me_refine_qpel_refdupe x264_template(me_refine_qpel_refdupe)
void x264_me_refine_qpel_refdupe( x264_t *h, x264_me_t *m, int *p_halfpel_thresh );
#define x264_me_refine_qpel_rd x264_template(me_refine_qpel_rd)
void x264_me_refine_qpel_rd( x264_t *h, x264_me_t *m, int i_lambda2, int i4, int i_list );
#define x264_me_refine_bidir_rd x264_template(me_refine_bidir_rd)
void x264_me_refine_bidir_rd( x264_t *h, x264_me_t *m0, x264_me_t *m1, int i_weight, int i8, int i_lambda2 );
#define x264_me_refine_bidir_satd x264_template(me_refine_bidir_satd)
void x264_me_refine_bidir_satd( x264_t *h, x264_me_t *m0, x264_me_t *m1, int i_weight );
#define x264_rd_cost_part x264_template(rd_cost_part)
uint64_t x264_rd_cost_part( x264_t *h, int i_lambda2, int i8, int i_pixel );
#define COPY1_IF_LT(x,y)\
if( (y) < (x) )\
(x) = (y);
#define COPY2_IF_LT(x,y,a,b)\
if( (y) < (x) )\
{\
(x) = (y);\
(a) = (b);\
}
#define COPY3_IF_LT(x,y,a,b,c,d)\
if( (y) < (x) )\
{\
(x) = (y);\
(a) = (b);\
(c) = (d);\
}
#define COPY4_IF_LT(x,y,a,b,c,d,e,f)\
if( (y) < (x) )\
{\
(x) = (y);\
(a) = (b);\
(c) = (d);\
(e) = (f);\
}
#define COPY2_IF_GT(x,y,a,b)\
if( (y) > (x) )\
{\
(x) = (y);\
(a) = (b);\
}
#endif
|
