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
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
|
/*
* MXF
* Copyright (c) 2006 SmartJog S.A., Baptiste Coudurier <baptiste dot coudurier at smartjog dot com>
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVFORMAT_MXF_H
#define AVFORMAT_MXF_H
#include "avformat.h"
#include "libavcodec/avcodec.h"
#include <stdint.h>
typedef uint8_t UID[16];
enum MXFMetadataSetType {
AnyType,
MaterialPackage,
SourcePackage,
SourceClip,
TimecodeComponent,
PulldownComponent,
Sequence,
MultipleDescriptor,
Descriptor,
Track,
CryptoContext,
Preface,
Identification,
ContentStorage,
SubDescriptor,
IndexTableSegment,
EssenceContainerData,
EssenceGroup,
TaggedValue,
TapeDescriptor,
AVCSubDescriptor,
};
enum MXFFrameLayout {
FullFrame = 0,
SeparateFields,
OneField,
MixedFields,
SegmentedFrame,
};
typedef struct KLVPacket {
UID key;
int64_t offset;
uint64_t length;
int64_t next_klv;
} KLVPacket;
typedef enum {
NormalWrap = 0,
D10D11Wrap,
RawAWrap,
RawVWrap
} MXFWrappingIndicatorType;
typedef struct MXFCodecUL {
UID uid;
unsigned matching_len;
int id;
const char *desc;
unsigned wrapping_indicator_pos;
MXFWrappingIndicatorType wrapping_indicator_type;
} MXFCodecUL;
typedef struct {
struct AVRational time_base;
int samples_per_frame[6];
} MXFSamplesPerFrame;
extern const MXFCodecUL ff_mxf_data_definition_uls[];
extern const MXFCodecUL ff_mxf_codec_uls[];
extern const MXFCodecUL ff_mxf_pixel_format_uls[];
extern const MXFCodecUL ff_mxf_codec_tag_uls[];
int ff_mxf_decode_pixel_layout(const char pixel_layout[16], enum AVPixelFormat *pix_fmt);
const MXFSamplesPerFrame *ff_mxf_get_samples_per_frame(AVFormatContext *s, AVRational time_base);
int ff_mxf_get_content_package_rate(AVRational time_base);
#define PRIxUID \
"%02x.%02x.%02x.%02x." \
"%02x.%02x.%02x.%02x." \
"%02x.%02x.%02x.%02x." \
"%02x.%02x.%02x.%02x"
#define UID_ARG(x) \
(x)[0], (x)[1], (x)[2], (x)[3], \
(x)[4], (x)[5], (x)[6], (x)[7], \
(x)[8], (x)[9], (x)[10], (x)[11], \
(x)[12], (x)[13], (x)[14], (x)[15] \
#ifdef DEBUG
#define PRINT_KEY(pc, s, x) \
av_log(pc, AV_LOG_VERBOSE, \
"%s " \
"0x%02x,0x%02x,0x%02x,0x%02x," \
"0x%02x,0x%02x,0x%02x,0x%02x," \
"0x%02x,0x%02x,0x%02x,0x%02x," \
"0x%02x,0x%02x,0x%02x,0x%02x ", \
s, UID_ARG(x)); \
av_log(pc, AV_LOG_INFO, \
"%s " \
"%02x.%02x.%02x.%02x." \
"%02x.%02x.%02x.%02x." \
"%02x.%02x.%02x.%02x." \
"%02x.%02x.%02x.%02x\n", \
s, UID_ARG(x))
#else
#define PRINT_KEY(pc, s, x) do { if(0) \
av_log(pc, AV_LOG_VERBOSE, \
"%s " \
"0x%02x,0x%02x,0x%02x,0x%02x," \
"0x%02x,0x%02x,0x%02x,0x%02x," \
"0x%02x,0x%02x,0x%02x,0x%02x," \
"0x%02x,0x%02x,0x%02x,0x%02x ", \
s, UID_ARG(x)); \
}while(0)
#endif
#endif /* AVFORMAT_MXF_H */
|
