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 30 enum MXFMetadataSetType { 31 AnyType, 32 MaterialPackage, 33 SourcePackage, 34 SourceClip, 35 TimecodeComponent, 36 PulldownComponent, 37 Sequence, 38 MultipleDescriptor, 39 Descriptor, 40 Track, 41 CryptoContext, 42 Preface, 43 Identification, 44 ContentStorage, 45 SubDescriptor, 46 IndexTableSegment, 47 EssenceContainerData, 48 EssenceGroup, 49 TaggedValue, 50 TapeDescriptor, 51 AVCSubDescriptor, 52 }; 53 54 enum MXFFrameLayout { 55 FullFrame = 0, 56 SeparateFields, 57 OneField, 58 MixedFields, 59 SegmentedFrame, 60 }; 61 62 typedef struct MXFContentPackageRate { 63 int rate; 64 AVRational tb; 65 } MXFContentPackageRate; 66 67 typedef struct KLVPacket { 68 UID key; 69 int64_t offset; 70 uint64_t length; 71 int64_t next_klv; 72 } KLVPacket; 73 74 typedef enum { 75 NormalWrap = 0, 76 D10D11Wrap, 77 RawAWrap, 78 RawVWrap 79 } MXFWrappingIndicatorType; 80 81 typedef struct MXFLocalTagPair { 82 int local_tag; 83 UID uid; 84 } MXFLocalTagPair; 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 { 98 UID uid; 99 unsigned matching_len; 100 int id; 101 const char *desc; 102 unsigned wrapping_indicator_pos; 103 MXFWrappingIndicatorType wrapping_indicator_type; 104 } MXFCodecUL; 105 106 extern const MXFCodecUL ff_mxf_data_definition_uls[]; 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[]; 110 extern const MXFCodecUL ff_mxf_color_primaries_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); 115 int ff_mxf_get_content_package_rate(AVRational time_base); 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 */ 159