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123 lines
3.8 KiB
C
123 lines
3.8 KiB
C
/*
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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 Libav.
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*
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* Libav 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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* Libav 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 Libav; 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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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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TypeBottom,// add metadata type before this
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};
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enum MXFFrameLayout {
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FullFrame = 0,
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MixedFields,
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OneField,
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SegmentedFrame,
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SeparateFields
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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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} MXFCodecUL;
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typedef struct MXFSamplesPerFrame {
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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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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, \
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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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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, \
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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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#else
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#define PRINT_KEY(pc, s, x)
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#endif
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#endif /* AVFORMAT_MXF_H */
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