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127 lines
3.9 KiB
127 lines
3.9 KiB
/* |
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* MXF |
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* Copyright (c) 2006 SmartJog S.A., Baptiste Coudurier <baptiste dot coudurier at smartjog dot com> |
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* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#ifndef AVFORMAT_MXF_H |
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#define AVFORMAT_MXF_H |
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#include "avformat.h" |
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#include "libavcodec/avcodec.h" |
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#include <stdint.h> |
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typedef uint8_t UID[16]; |
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enum MXFMetadataSetType { |
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AnyType, |
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MaterialPackage, |
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SourcePackage, |
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SourceClip, |
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TimecodeComponent, |
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PulldownComponent, |
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Sequence, |
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MultipleDescriptor, |
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Descriptor, |
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Track, |
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CryptoContext, |
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Preface, |
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Identification, |
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ContentStorage, |
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SubDescriptor, |
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IndexTableSegment, |
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EssenceContainerData, |
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EssenceGroup, |
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TaggedValue, |
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TapeDescriptor, |
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}; |
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enum MXFFrameLayout { |
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FullFrame = 0, |
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SeparateFields, |
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OneField, |
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MixedFields, |
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SegmentedFrame, |
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}; |
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typedef struct KLVPacket { |
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UID key; |
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int64_t offset; |
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uint64_t length; |
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} KLVPacket; |
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typedef struct MXFCodecUL { |
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UID uid; |
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unsigned matching_len; |
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int id; |
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const char *desc; |
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} MXFCodecUL; |
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typedef struct { |
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struct AVRational time_base; |
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int samples_per_frame[6]; |
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} MXFSamplesPerFrame; |
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extern const MXFCodecUL ff_mxf_data_definition_uls[]; |
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extern const MXFCodecUL ff_mxf_codec_uls[]; |
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extern const MXFCodecUL ff_mxf_pixel_format_uls[]; |
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extern const MXFCodecUL ff_mxf_codec_tag_uls[]; |
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int ff_mxf_decode_pixel_layout(const char pixel_layout[16], enum AVPixelFormat *pix_fmt); |
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const MXFSamplesPerFrame *ff_mxf_get_samples_per_frame(AVFormatContext *s, AVRational time_base); |
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#define PRIxUID \ |
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"%02x.%02x.%02x.%02x." \ |
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"%02x.%02x.%02x.%02x." \ |
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"%02x.%02x.%02x.%02x." \ |
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"%02x.%02x.%02x.%02x" |
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#define UID_ARG(x) \ |
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(x)[0], (x)[1], (x)[2], (x)[3], \ |
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(x)[4], (x)[5], (x)[6], (x)[7], \ |
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(x)[8], (x)[9], (x)[10], (x)[11], \ |
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(x)[12], (x)[13], (x)[14], (x)[15] \ |
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#ifdef DEBUG |
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#define PRINT_KEY(pc, s, x) \ |
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av_log(pc, AV_LOG_VERBOSE, \ |
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"%s " \ |
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"0x%02x,0x%02x,0x%02x,0x%02x," \ |
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"0x%02x,0x%02x,0x%02x,0x%02x," \ |
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"0x%02x,0x%02x,0x%02x,0x%02x," \ |
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"0x%02x,0x%02x,0x%02x,0x%02x ", \ |
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s, UID_ARG(x)); \ |
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av_log(pc, AV_LOG_INFO, \ |
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"%s " \ |
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"%02x.%02x.%02x.%02x." \ |
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"%02x.%02x.%02x.%02x." \ |
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"%02x.%02x.%02x.%02x." \ |
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"%02x.%02x.%02x.%02x\n", \ |
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s, UID_ARG(x)) |
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#else |
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#define PRINT_KEY(pc, s, x) do { if(0) \ |
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av_log(pc, AV_LOG_VERBOSE, \ |
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"%s " \ |
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"0x%02x,0x%02x,0x%02x,0x%02x," \ |
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"0x%02x,0x%02x,0x%02x,0x%02x," \ |
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"0x%02x,0x%02x,0x%02x,0x%02x," \ |
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"0x%02x,0x%02x,0x%02x,0x%02x ", \ |
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s, UID_ARG(x)); \ |
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}while(0) |
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#endif |
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#endif /* AVFORMAT_MXF_H */
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