libavformat/mxf.h
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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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  *
  * This file is part of FFmpeg.
  *
  * FFmpeg is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
  * version 2.1 of the License, or (at your option) any later version.
  *
  * FFmpeg is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with FFmpeg; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
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 #ifndef AVFORMAT_MXF_H
 #define AVFORMAT_MXF_H
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 #include "avformat.h"
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 #include "libavcodec/avcodec.h"
 #include <stdint.h>
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 typedef uint8_t UID[16];
 
 enum MXFMetadataSetType {
     AnyType,
     MaterialPackage,
     SourcePackage,
     SourceClip,
     TimecodeComponent,
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     PulldownComponent,
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     Sequence,
     MultipleDescriptor,
     Descriptor,
     Track,
     CryptoContext,
     Preface,
     Identification,
     ContentStorage,
     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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     EssenceGroup,
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     TaggedValue,
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 };
 
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 enum MXFFrameLayout {
     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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 typedef struct KLVPacket {
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     UID key;
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     int64_t offset;
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     uint64_t length;
 } KLVPacket;
 
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 typedef struct MXFCodecUL {
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     UID uid;
     unsigned matching_len;
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     int id;
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 } MXFCodecUL;
 
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 typedef struct {
     struct AVRational time_base;
     int samples_per_frame[6];
 } 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                             \
     "%02x.%02x.%02x.%02x."                  \
     "%02x.%02x.%02x.%02x."                  \
     "%02x.%02x.%02x.%02x."                  \
     "%02x.%02x.%02x.%02x"
 
 #define UID_ARG(x) \
     (x)[0],  (x)[1],  (x)[2],  (x)[3],      \
     (x)[4],  (x)[5],  (x)[6],  (x)[7],      \
     (x)[8],  (x)[9],  (x)[10], (x)[11],     \
     (x)[12], (x)[13], (x)[14], (x)[15]      \
 
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 #ifdef DEBUG
 #define PRINT_KEY(pc, s, x)                         \
     av_log(pc, AV_LOG_VERBOSE,                      \
            "%s "                                    \
            "0x%02x,0x%02x,0x%02x,0x%02x,"           \
            "0x%02x,0x%02x,0x%02x,0x%02x,"           \
            "0x%02x,0x%02x,0x%02x,0x%02x,"           \
            "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,                         \
            "%s "                                    \
            "%02x.%02x.%02x.%02x."                   \
            "%02x.%02x.%02x.%02x."                   \
            "%02x.%02x.%02x.%02x."                   \
            "%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)              \
     av_log(pc, AV_LOG_VERBOSE,                      \
            "%s "                                    \
            "0x%02x,0x%02x,0x%02x,0x%02x,"           \
            "0x%02x,0x%02x,0x%02x,0x%02x,"           \
            "0x%02x,0x%02x,0x%02x,0x%02x,"           \
            "0x%02x,0x%02x,0x%02x,0x%02x ",          \
             s, UID_ARG(x));                         \
     }while(0)
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 #endif
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 #endif /* AVFORMAT_MXF_H */