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 KLVPacket {
64  int64_t offset;
65  uint64_t length;
66  int64_t next_klv;
67 } KLVPacket;
68 
69 typedef enum {
75 
76 typedef struct MXFCodecUL {
78  unsigned matching_len;
79  int id;
80  const char *desc;
83 } MXFCodecUL;
84 
85 typedef struct {
86  struct AVRational time_base;
87  int samples_per_frame[6];
89 
91 extern const MXFCodecUL ff_mxf_codec_uls[];
92 extern const MXFCodecUL ff_mxf_pixel_format_uls[];
93 extern const MXFCodecUL ff_mxf_codec_tag_uls[];
94 
95 int ff_mxf_decode_pixel_layout(const char pixel_layout[16], enum AVPixelFormat *pix_fmt);
98 
99 
100 #define PRIxUID \
101  "%02x.%02x.%02x.%02x." \
102  "%02x.%02x.%02x.%02x." \
103  "%02x.%02x.%02x.%02x." \
104  "%02x.%02x.%02x.%02x"
105 
106 #define UID_ARG(x) \
107  (x)[0], (x)[1], (x)[2], (x)[3], \
108  (x)[4], (x)[5], (x)[6], (x)[7], \
109  (x)[8], (x)[9], (x)[10], (x)[11], \
110  (x)[12], (x)[13], (x)[14], (x)[15] \
111 
112 #ifdef DEBUG
113 #define PRINT_KEY(pc, s, x) \
114  av_log(pc, AV_LOG_VERBOSE, \
115  "%s " \
116  "0x%02x,0x%02x,0x%02x,0x%02x," \
117  "0x%02x,0x%02x,0x%02x,0x%02x," \
118  "0x%02x,0x%02x,0x%02x,0x%02x," \
119  "0x%02x,0x%02x,0x%02x,0x%02x ", \
120  s, UID_ARG(x)); \
121  av_log(pc, AV_LOG_INFO, \
122  "%s " \
123  "%02x.%02x.%02x.%02x." \
124  "%02x.%02x.%02x.%02x." \
125  "%02x.%02x.%02x.%02x." \
126  "%02x.%02x.%02x.%02x\n", \
127  s, UID_ARG(x))
128 #else
129 #define PRINT_KEY(pc, s, x) do { if(0) \
130  av_log(pc, AV_LOG_VERBOSE, \
131  "%s " \
132  "0x%02x,0x%02x,0x%02x,0x%02x," \
133  "0x%02x,0x%02x,0x%02x,0x%02x," \
134  "0x%02x,0x%02x,0x%02x,0x%02x," \
135  "0x%02x,0x%02x,0x%02x,0x%02x ", \
136  s, UID_ARG(x)); \
137  }while(0)
138 #endif
139 
140 #endif /* AVFORMAT_MXF_H */
MXFMetadataSetType
Definition: mxf.h:30
static enum AVPixelFormat pix_fmt
Definition: mxf.h:39
Definition: mxf.h:34
UID key
Definition: mxf.h:63
int64_t offset
Definition: mxf.h:64
MXFWrappingIndicatorType
Definition: mxf.h:69
const MXFCodecUL ff_mxf_data_definition_uls[]
SMPTE RP224 http://www.smpte-ra.org/mdd/index.html.
Definition: mxf.c:28
int ff_mxf_decode_pixel_layout(const char pixel_layout[16], enum AVPixelFormat *pix_fmt)
Definition: mxf.c:120
int id
Definition: mxf.h:79
Definition: mxf.h:73
MXFWrappingIndicatorType wrapping_indicator_type
Definition: mxf.h:82
Format I/O context.
Definition: avformat.h:1358
uint8_t UID[16]
Definition: mxf.h:28
uint8_t
Definition: mxf.h:62
unsigned wrapping_indicator_pos
Definition: mxf.h:81
Definition: mxf.h:42
unsigned matching_len
Definition: mxf.h:78
Definition: mxf.h:57
int ff_mxf_get_content_package_rate(AVRational time_base)
Definition: mxf.c:180
uint64_t length
Definition: mxf.h:65
Definition: mxf.h:40
const MXFCodecUL ff_mxf_pixel_format_uls[]
Definition: mxf.c:78
#define s(width, name)
Definition: cbs_vp9.c:257
Definition: mxf.h:70
const MXFCodecUL ff_mxf_codec_uls[]
Definition: mxf.c:37
const MXFCodecUL ff_mxf_codec_tag_uls[]
Definition: mxf.c:84
Libavcodec external API header.
Definition: mxf.h:55
Rational number (pair of numerator and denominator).
Definition: rational.h:58
Definition: mxf.h:76
Main libavformat public API header.
Definition: mxf.h:37
const char * desc
Definition: mxf.h:80
Definition: mxf.h:72
const MXFSamplesPerFrame * ff_mxf_get_samples_per_frame(AVFormatContext *s, AVRational time_base)
Definition: mxf.c:155
int64_t next_klv
Definition: mxf.h:66
MXFFrameLayout
Definition: mxf.h:54
UID uid
Definition: mxf.h:77
Definition: mxf.h:71
AVPixelFormat
Pixel format.
Definition: pixfmt.h:64
Definition: mxf.h:31