FFmpeg
mxf.h
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1 /*
2  * MXF
3  * Copyright (c) 2006 SmartJog S.A., Baptiste Coudurier <baptiste dot coudurier at smartjog dot com>
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 #ifndef AVFORMAT_MXF_H
22 #define AVFORMAT_MXF_H
23 
24 #include "avformat.h"
25 #include "libavcodec/avcodec.h"
26 #include <stdint.h>
27 
28 typedef uint8_t UID[16];
29 
52 };
53 
55  FullFrame = 0,
60 };
61 
62 typedef struct MXFContentPackageRate {
63  int rate;
66 
67 typedef struct KLVPacket {
69  int64_t offset;
70  uint64_t length;
71  int64_t next_klv;
72 } KLVPacket;
73 
74 typedef enum {
80 
81 typedef struct MXFLocalTagPair {
82  int local_tag;
85 
86 extern const uint8_t ff_mxf_random_index_pack_key[16];
87 
88 #define FF_MXF_MasteringDisplay_PREFIX 0x06,0x0e,0x2b,0x34,0x01,0x01,0x01,0x0e,0x04,0x20,0x04,0x01,0x01
89 #define FF_MXF_MasteringDisplayPrimaries { FF_MXF_MasteringDisplay_PREFIX,0x01,0x00,0x00 }
90 #define FF_MXF_MasteringDisplayWhitePointChromaticity { FF_MXF_MasteringDisplay_PREFIX,0x02,0x00,0x00 }
91 #define FF_MXF_MasteringDisplayMaximumLuminance { FF_MXF_MasteringDisplay_PREFIX,0x03,0x00,0x00 }
92 #define FF_MXF_MasteringDisplayMinimumLuminance { FF_MXF_MasteringDisplay_PREFIX,0x04,0x00,0x00 }
93 
94 #define FF_MXF_MASTERING_CHROMA_DEN 50000
95 #define FF_MXF_MASTERING_LUMA_DEN 10000
96 
97 typedef struct MXFCodecUL {
99  unsigned matching_len;
100  int id;
101  const char *desc;
104 } MXFCodecUL;
105 
107 extern const MXFCodecUL ff_mxf_codec_uls[];
108 extern const MXFCodecUL ff_mxf_pixel_format_uls[];
109 extern const MXFCodecUL ff_mxf_codec_tag_uls[];
111 extern const MXFCodecUL ff_mxf_color_trc_uls[];
112 extern const MXFCodecUL ff_mxf_color_space_uls[];
113 
114 int ff_mxf_decode_pixel_layout(const char pixel_layout[16], enum AVPixelFormat *pix_fmt);
116 
117 
118 #define PRIxUID \
119  "%02x.%02x.%02x.%02x." \
120  "%02x.%02x.%02x.%02x." \
121  "%02x.%02x.%02x.%02x." \
122  "%02x.%02x.%02x.%02x"
123 
124 #define UID_ARG(x) \
125  (x)[0], (x)[1], (x)[2], (x)[3], \
126  (x)[4], (x)[5], (x)[6], (x)[7], \
127  (x)[8], (x)[9], (x)[10], (x)[11], \
128  (x)[12], (x)[13], (x)[14], (x)[15] \
129 
130 #ifdef DEBUG
131 #define PRINT_KEY(pc, s, x) \
132  av_log(pc, AV_LOG_VERBOSE, \
133  "%s " \
134  "0x%02x,0x%02x,0x%02x,0x%02x," \
135  "0x%02x,0x%02x,0x%02x,0x%02x," \
136  "0x%02x,0x%02x,0x%02x,0x%02x," \
137  "0x%02x,0x%02x,0x%02x,0x%02x ", \
138  s, UID_ARG(x)); \
139  av_log(pc, AV_LOG_INFO, \
140  "%s " \
141  "%02x.%02x.%02x.%02x." \
142  "%02x.%02x.%02x.%02x." \
143  "%02x.%02x.%02x.%02x." \
144  "%02x.%02x.%02x.%02x\n", \
145  s, UID_ARG(x))
146 #else
147 #define PRINT_KEY(pc, s, x) do { if(0) \
148  av_log(pc, AV_LOG_VERBOSE, \
149  "%s " \
150  "0x%02x,0x%02x,0x%02x,0x%02x," \
151  "0x%02x,0x%02x,0x%02x,0x%02x," \
152  "0x%02x,0x%02x,0x%02x,0x%02x," \
153  "0x%02x,0x%02x,0x%02x,0x%02x ", \
154  s, UID_ARG(x)); \
155  }while(0)
156 #endif
157 
158 #endif /* AVFORMAT_MXF_H */
const MXFCodecUL ff_mxf_color_trc_uls[]
Definition: mxf.c:106
MXFMetadataSetType
Definition: mxf.h:30
static enum AVPixelFormat pix_fmt
Definition: mxf.h:39
Definition: mxf.h:34
UID key
Definition: mxf.h:68
int64_t offset
Definition: mxf.h:69
MXFWrappingIndicatorType
Definition: mxf.h:74
const MXFCodecUL ff_mxf_data_definition_uls[]
SMPTE RP224 http://www.smpte-ra.org/mdd/index.html.
Definition: mxf.c:30
int ff_mxf_decode_pixel_layout(const char pixel_layout[16], enum AVPixelFormat *pix_fmt)
Definition: mxf.c:171
const uint8_t ff_mxf_random_index_pack_key[16]
Definition: mxf.c:25
int id
Definition: mxf.h:100
Definition: mxf.h:78
MXFWrappingIndicatorType wrapping_indicator_type
Definition: mxf.h:103
uint8_t UID[16]
Definition: mxf.h:28
const MXFCodecUL ff_mxf_color_primaries_uls[]
Definition: mxf.c:91
const MXFCodecUL ff_mxf_color_space_uls[]
Definition: mxf.c:127
uint8_t
Definition: mxf.h:67
unsigned wrapping_indicator_pos
Definition: mxf.h:102
int local_tag
Definition: mxf.h:82
Definition: mxf.h:42
unsigned matching_len
Definition: mxf.h:99
Definition: mxf.h:57
int ff_mxf_get_content_package_rate(AVRational time_base)
Definition: mxf.c:213
uint64_t length
Definition: mxf.h:70
Definition: mxf.h:40
const MXFCodecUL ff_mxf_pixel_format_uls[]
Definition: mxf.c:80
Definition: mxf.h:75
const MXFCodecUL ff_mxf_codec_uls[]
Definition: mxf.c:39
const MXFCodecUL ff_mxf_codec_tag_uls[]
Definition: mxf.c:86
Libavcodec external API header.
Definition: mxf.h:55
Rational number (pair of numerator and denominator).
Definition: rational.h:58
Definition: mxf.h:97
AVRational tb
Definition: mxf.h:64
Main libavformat public API header.
Definition: mxf.h:37
const char * desc
Definition: mxf.h:101
Definition: mxf.h:77
UID uid
Definition: mxf.h:83
int64_t next_klv
Definition: mxf.h:71
MXFFrameLayout
Definition: mxf.h:54
UID uid
Definition: mxf.h:98
Definition: mxf.h:76
AVPixelFormat
Pixel format.
Definition: pixfmt.h:64
Definition: mxf.h:31