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 }; 52 53 enum MXFFrameLayout { 54 FullFrame = 0, 55 SeparateFields, 56 OneField, 57 MixedFields, 58 SegmentedFrame, 59 }; 60 61 typedef struct KLVPacket { 62 UID key; 63 int64_t offset; 64 uint64_t length; 65 int64_t next_klv; 66 } KLVPacket; 67 68 typedef enum { 69 NormalWrap = 0, 70 D10D11Wrap, 71 RawAWrap, 72 RawVWrap 73 } MXFWrappingIndicatorType; 74 75 typedef struct MXFCodecUL { 76 UID uid; 77 unsigned matching_len; 78 int id; 79 const char *desc; 80 unsigned wrapping_indicator_pos; 81 MXFWrappingIndicatorType wrapping_indicator_type; 82 } MXFCodecUL; 83 84 typedef struct { 85 struct AVRational time_base; 86 int samples_per_frame[6]; 87 } MXFSamplesPerFrame; 88 89 extern const MXFCodecUL ff_mxf_data_definition_uls[]; 90 extern const MXFCodecUL ff_mxf_codec_uls[]; 91 extern const MXFCodecUL ff_mxf_pixel_format_uls[]; 92 extern const MXFCodecUL ff_mxf_codec_tag_uls[]; 93 94 int ff_mxf_decode_pixel_layout(const char pixel_layout[16], enum AVPixelFormat *pix_fmt); 95 const MXFSamplesPerFrame *ff_mxf_get_samples_per_frame(AVFormatContext *s, AVRational time_base); 96 int ff_mxf_get_content_package_rate(AVRational time_base); 97 98 99 #define PRIxUID \ 100 "%02x.%02x.%02x.%02x." \ 101 "%02x.%02x.%02x.%02x." \ 102 "%02x.%02x.%02x.%02x." \ 103 "%02x.%02x.%02x.%02x" 104 105 #define UID_ARG(x) \ 106 (x)[0], (x)[1], (x)[2], (x)[3], \ 107 (x)[4], (x)[5], (x)[6], (x)[7], \ 108 (x)[8], (x)[9], (x)[10], (x)[11], \ 109 (x)[12], (x)[13], (x)[14], (x)[15] \ 110 111 #ifdef DEBUG 112 #define PRINT_KEY(pc, s, x) \ 113 av_log(pc, AV_LOG_VERBOSE, \ 114 "%s " \ 115 "0x%02x,0x%02x,0x%02x,0x%02x," \ 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 s, UID_ARG(x)); \ 120 av_log(pc, AV_LOG_INFO, \ 121 "%s " \ 122 "%02x.%02x.%02x.%02x." \ 123 "%02x.%02x.%02x.%02x." \ 124 "%02x.%02x.%02x.%02x." \ 125 "%02x.%02x.%02x.%02x\n", \ 126 s, UID_ARG(x)) 127 #else 128 #define PRINT_KEY(pc, s, x) do { if(0) \ 129 av_log(pc, AV_LOG_VERBOSE, \ 130 "%s " \ 131 "0x%02x,0x%02x,0x%02x,0x%02x," \ 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 s, UID_ARG(x)); \ 136 }while(0) 137 #endif 138 139 #endif /* AVFORMAT_MXF_H */ 140