mxf: Introduce ff_mxf_get_samples_per_frame
[libav.git] / libavformat / mxf.h
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1/*
2 * MXF
406792e7 3 * Copyright (c) 2006 SmartJog S.A., Baptiste Coudurier <baptiste dot coudurier at smartjog dot com>
c69968b4 4 *
2912e87a 5 * This file is part of Libav.
c69968b4 6 *
2912e87a 7 * Libav is free software; you can redistribute it and/or
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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 *
2912e87a 12 * Libav is distributed in the hope that it will be useful,
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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
2912e87a 18 * License along with Libav; if not, write to the Free Software
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19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
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21#ifndef AVFORMAT_MXF_H
22#define AVFORMAT_MXF_H
c69968b4 23
e118bb1a 24#include "avformat.h"
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25#include "libavcodec/avcodec.h"
26#include <stdint.h>
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27
28typedef uint8_t UID[16];
29
30enum MXFMetadataSetType {
31 AnyType,
32 MaterialPackage,
33 SourcePackage,
34 SourceClip,
35 TimecodeComponent,
36 Sequence,
37 MultipleDescriptor,
38 Descriptor,
39 Track,
40 CryptoContext,
41 Preface,
42 Identification,
43 ContentStorage,
44 SubDescriptor,
15cdff85 45 IndexTableSegment,
6e4668b8 46 EssenceContainerData,
6986662b 47 TypeBottom,// add metadata type before this
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48};
49
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50enum MXFFrameLayout {
51 FullFrame = 0,
52 MixedFields,
53 OneField,
54 SegmentedFrame,
55 SeparateFields
56};
57
e4cbf752 58typedef struct KLVPacket {
c69968b4 59 UID key;
bc5c918e 60 int64_t offset;
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61 uint64_t length;
62} KLVPacket;
63
e4cbf752 64typedef struct MXFCodecUL {
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65 UID uid;
66 unsigned matching_len;
5ac4d768 67 int id;
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68} MXFCodecUL;
69
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70typedef struct MXFSamplesPerFrame {
71 struct AVRational time_base;
72 int samples_per_frame[6];
73} MXFSamplesPerFrame;
74
5ac4d768 75extern const MXFCodecUL ff_mxf_data_definition_uls[];
c69968b4 76extern const MXFCodecUL ff_mxf_codec_uls[];
fda891e1 77extern const MXFCodecUL ff_mxf_pixel_format_uls[];
c69968b4 78
716d413c 79int ff_mxf_decode_pixel_layout(const char pixel_layout[16], enum AVPixelFormat *pix_fmt);
e118bb1a 80const MXFSamplesPerFrame *ff_mxf_get_samples_per_frame(AVFormatContext *s, AVRational time_base);
11fdc4d4 81
dfd2a005 82#define PRINT_KEY(pc, s, x) av_dlog(pc, "%s %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X %02X\n", s, \
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83 (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])
84
98790382 85#endif /* AVFORMAT_MXF_H */