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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 
47  TypeBottom,// add metadata type before this
48 };
49 
51  FullFrame = 0,
56 };
57 
58 typedef struct KLVPacket {
60  int64_t offset;
61  uint64_t length;
62 } KLVPacket;
63 
64 typedef struct MXFCodecUL {
66  unsigned matching_len;
67  int id;
68 } MXFCodecUL;
69 
70 typedef struct {
71  struct AVRational time_base;
72  int samples_per_frame[6];
74 
76 extern const MXFCodecUL ff_mxf_codec_uls[];
77 extern const MXFCodecUL ff_mxf_pixel_format_uls[];
78 
79 int ff_mxf_decode_pixel_layout(const char pixel_layout[16], enum AVPixelFormat *pix_fmt);
81 
82 #define PRIxUID \
83  "%02x.%02x.%02x.%02x." \
84  "%02x.%02x.%02x.%02x." \
85  "%02x.%02x.%02x.%02x." \
86  "%02x.%02x.%02x.%02x"
87 
88 #define UID_ARG(x) \
89  (x)[0], (x)[1], (x)[2], (x)[3], \
90  (x)[4], (x)[5], (x)[6], (x)[7], \
91  (x)[8], (x)[9], (x)[10], (x)[11], \
92  (x)[12], (x)[13], (x)[14], (x)[15] \
93 
94 #ifdef DEBUG
95 #define PRINT_KEY(pc, s, x) \
96  av_log(pc, AV_LOG_VERBOSE, \
97  "%s " \
98  "0x%02x,0x%02x,0x%02x,0x%02x," \
99  "0x%02x,0x%02x,0x%02x,0x%02x," \
100  "0x%02x,0x%02x,0x%02x,0x%02x," \
101  "0x%02x,0x%02x,0x%02x,0x%02x ", \
102  s, \
103  (x)[0], (x)[1], (x)[2], (x)[3], \
104  (x)[4], (x)[5], (x)[6], (x)[7], \
105  (x)[8], (x)[9], (x)[10], (x)[11], \
106  (x)[12], (x)[13], (x)[14], (x)[15]); \
107  av_log(pc, AV_LOG_INFO, \
108  "%s " \
109  "%02x.%02x.%02x.%02x." \
110  "%02x.%02x.%02x.%02x." \
111  "%02x.%02x.%02x.%02x." \
112  "%02x.%02x.%02x.%02x\n", \
113  s, \
114  (x)[0], (x)[1], (x)[2], (x)[3], \
115  (x)[4], (x)[5], (x)[6], (x)[7], \
116  (x)[8], (x)[9], (x)[10], (x)[11], \
117  (x)[12], (x)[13], (x)[14], (x)[15])
118 #else
119 #define PRINT_KEY(pc, s, x)
120 #endif
121 
122 #endif /* AVFORMAT_MXF_H */