1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/content/media/encoder/fmp4_muxer/ISOMediaBoxes.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,781 @@
1.4 +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-*/
1.5 +/* This Source Code Form is subject to the terms of the Mozilla Public
1.6 + * License, v. 2.0. If a copy of the MPL was not distributed with this file,
1.7 + * You can obtain one at http://mozilla.org/MPL/2.0/. */
1.8 +
1.9 +#ifndef ISOMediaBoxes_h_
1.10 +#define ISOMediaBoxes_h_
1.11 +
1.12 +#include <bitset>
1.13 +#include "nsString.h"
1.14 +#include "nsTArray.h"
1.15 +#include "nsAutoPtr.h"
1.16 +#include "MuxerOperation.h"
1.17 +
1.18 +#define WRITE_FULLBOX(_compositor, _size) \
1.19 + BoxSizeChecker checker(_compositor, _size); \
1.20 + FullBox::Write();
1.21 +
1.22 +#define FOURCC(a, b, c, d) ( ((a) << 24) | ((b) << 16) | ((c) << 8) | (d) )
1.23 +
1.24 +namespace mozilla {
1.25 +
1.26 +/**
1.27 + * track type from spec 8.4.3.3
1.28 + */
1.29 +#define Audio_Track 0x01
1.30 +#define Video_Track 0x02
1.31 +
1.32 +class AudioTrackMetadata;
1.33 +class VideoTrackMetadata;
1.34 +class ES_Descriptor;
1.35 +class ISOControl;
1.36 +
1.37 +/**
1.38 + * This is the base class for all ISO media format boxes.
1.39 + * It provides the fields of box type(four CC) and size.
1.40 + * The data members in the beginning of a Box (or its descendants)
1.41 + * are the 14496-12 defined member. Other members prefix with 'm'
1.42 + * are private control data.
1.43 + *
1.44 + * This class is for inherited only, it shouldn't be instanced directly.
1.45 + */
1.46 +class Box : public MuxerOperation {
1.47 +protected:
1.48 + // ISO BMFF members
1.49 + uint32_t size; // 14496-12 4-2 'Object Structure'. Size of this box.
1.50 + nsCString boxType; // four CC name, all table names are listed in
1.51 + // 14496-12 table 1.
1.52 +
1.53 +public:
1.54 + // MuxerOperation methods
1.55 + nsresult Write() MOZ_OVERRIDE;
1.56 + nsresult Find(const nsACString& aType,
1.57 + nsTArray<nsRefPtr<MuxerOperation>>& aOperations) MOZ_OVERRIDE;
1.58 +
1.59 + // This helper class will compare the written size in Write() and the size in
1.60 + // Generate(). If their are not equal, it will assert.
1.61 + class BoxSizeChecker {
1.62 + public:
1.63 + BoxSizeChecker(ISOControl* aControl, uint32_t aSize);
1.64 + ~BoxSizeChecker();
1.65 +
1.66 + uint32_t ori_size;
1.67 + uint32_t box_size;
1.68 + ISOControl* mControl;
1.69 + };
1.70 +
1.71 +protected:
1.72 + Box() MOZ_DELETE;
1.73 + Box(const nsACString& aType, ISOControl* aControl);
1.74 +
1.75 + ISOControl* mControl;
1.76 + nsRefPtr<AudioTrackMetadata> mAudioMeta;
1.77 + nsRefPtr<VideoTrackMetadata> mVideoMeta;
1.78 +};
1.79 +
1.80 +/**
1.81 + * FullBox (and its descendants) is the box which contains the 'real' data
1.82 + * members. It is the edge in the ISO box structure and it doesn't contain
1.83 + * any box.
1.84 + *
1.85 + * This class is for inherited only, it shouldn't be instanced directly.
1.86 + */
1.87 +class FullBox : public Box {
1.88 +public:
1.89 + // ISO BMFF members
1.90 + uint8_t version; // 14496-12 4.2 'Object Structure'
1.91 + std::bitset<24> flags; //
1.92 +
1.93 + // MuxerOperation methods
1.94 + nsresult Write() MOZ_OVERRIDE;
1.95 +
1.96 +protected:
1.97 + // FullBox methods
1.98 + FullBox(const nsACString& aType, uint8_t aVersion, uint32_t aFlags,
1.99 + ISOControl* aControl);
1.100 + FullBox() MOZ_DELETE;
1.101 +};
1.102 +
1.103 +/**
1.104 + * The default implementation of the container box.
1.105 + * Basically, the container box inherits this class and overrides the
1.106 + * constructor only.
1.107 + *
1.108 + * According to 14496-12 3.1.1 'container box', a container box is
1.109 + * 'box whose sole purpose is to contain and group a set of related boxes'
1.110 + *
1.111 + * This class is for inherited only, it shouldn't be instanced directly.
1.112 + */
1.113 +class DefaultContainerImpl : public Box {
1.114 +public:
1.115 + // MuxerOperation methods
1.116 + nsresult Generate(uint32_t* aBoxSize) MOZ_OVERRIDE;
1.117 + nsresult Write() MOZ_OVERRIDE;
1.118 + nsresult Find(const nsACString& aType,
1.119 + nsTArray<nsRefPtr<MuxerOperation>>& aOperations) MOZ_OVERRIDE;
1.120 +
1.121 +protected:
1.122 + // DefaultContainerImpl methods
1.123 + DefaultContainerImpl(const nsACString& aType, ISOControl* aControl);
1.124 + DefaultContainerImpl() MOZ_DELETE;
1.125 +
1.126 + nsTArray<nsRefPtr<MuxerOperation>> boxes;
1.127 +};
1.128 +
1.129 +// 14496-12 4.3 'File Type Box'
1.130 +// Box type: 'ftyp'
1.131 +class FileTypeBox : public Box {
1.132 +public:
1.133 + // ISO BMFF members
1.134 + nsCString major_brand; // four chars
1.135 + uint32_t minor_version;
1.136 + nsTArray<nsCString> compatible_brands;
1.137 +
1.138 + // MuxerOperation methods
1.139 + nsresult Generate(uint32_t* aBoxSize) MOZ_OVERRIDE;
1.140 + nsresult Write() MOZ_OVERRIDE;
1.141 +
1.142 + // FileTypeBox methods
1.143 + FileTypeBox(ISOControl* aControl);
1.144 + ~FileTypeBox();
1.145 +};
1.146 +
1.147 +// 14496-12 8.2.1 'Movie Box'
1.148 +// Box type: 'moov'
1.149 +// MovieBox contains MovieHeaderBox, TrackBox and MovieExtendsBox.
1.150 +class MovieBox : public DefaultContainerImpl {
1.151 +public:
1.152 + MovieBox(ISOControl* aControl);
1.153 + ~MovieBox();
1.154 +};
1.155 +
1.156 +// 14496-12 8.2.2 'Movie Header Box'
1.157 +// Box type: 'mvhd'
1.158 +class MovieHeaderBox : public FullBox {
1.159 +public:
1.160 + // ISO BMFF members
1.161 + uint32_t creation_time;
1.162 + uint32_t modification_time;
1.163 + uint32_t timescale;
1.164 + uint32_t duration;
1.165 + uint32_t rate;
1.166 + uint16_t volume;
1.167 + uint16_t reserved16;
1.168 + uint32_t reserved32[2];
1.169 + uint32_t matrix[9];
1.170 + uint32_t pre_defined[6];
1.171 + uint32_t next_track_ID;
1.172 +
1.173 + // MuxerOperation methods
1.174 + nsresult Generate(uint32_t* aBoxSize) MOZ_OVERRIDE;
1.175 + nsresult Write() MOZ_OVERRIDE;
1.176 +
1.177 + // MovieHeaderBox methods
1.178 + MovieHeaderBox(ISOControl* aControl);
1.179 + ~MovieHeaderBox();
1.180 + uint32_t GetTimeScale();
1.181 +};
1.182 +
1.183 +// 14496-12 8.4.2 'Media Header Box'
1.184 +// Box type: 'mdhd'
1.185 +class MediaHeaderBox : public FullBox {
1.186 +public:
1.187 + // ISO BMFF members
1.188 + uint32_t creation_time;
1.189 + uint32_t modification_time;
1.190 + uint32_t timescale;
1.191 + uint32_t duration;
1.192 + std::bitset<1> pad;
1.193 + std::bitset<5> lang1;
1.194 + std::bitset<5> lang2;
1.195 + std::bitset<5> lang3;
1.196 + uint16_t pre_defined;
1.197 +
1.198 + // MuxerOperation methods
1.199 + nsresult Generate(uint32_t* aBoxSize) MOZ_OVERRIDE;
1.200 + nsresult Write() MOZ_OVERRIDE;
1.201 +
1.202 + // MediaHeaderBox methods
1.203 + MediaHeaderBox(uint32_t aType, ISOControl* aControl);
1.204 + ~MediaHeaderBox();
1.205 + uint32_t GetTimeScale();
1.206 +
1.207 +protected:
1.208 + uint32_t mTrackType;
1.209 +};
1.210 +
1.211 +// 14496-12 8.3.1 'Track Box'
1.212 +// Box type: 'trak'
1.213 +// TrackBox contains TrackHeaderBox and MediaBox.
1.214 +class TrackBox : public DefaultContainerImpl {
1.215 +public:
1.216 + TrackBox(uint32_t aTrackType, ISOControl* aControl);
1.217 + ~TrackBox();
1.218 +};
1.219 +
1.220 +// 14496-12 8.1.1 'Media Data Box'
1.221 +// Box type: 'mdat'
1.222 +class MediaDataBox : public Box {
1.223 +public:
1.224 + // MuxerOperation methods
1.225 + nsresult Generate(uint32_t* aBoxSize) MOZ_OVERRIDE;
1.226 + nsresult Write() MOZ_OVERRIDE;
1.227 +
1.228 + // MediaDataBox methods
1.229 + uint32_t GetAllSampleSize() { return mAllSampleSize; }
1.230 + uint32_t FirstSampleOffsetInMediaDataBox() { return mFirstSampleOffset; }
1.231 + MediaDataBox(uint32_t aTrackType, ISOControl* aControl);
1.232 + ~MediaDataBox();
1.233 +
1.234 +protected:
1.235 + uint32_t mAllSampleSize; // All audio and video sample size in this box.
1.236 + uint32_t mFirstSampleOffset; // The offset of first sample in this box from
1.237 + // the beginning of this mp4 file.
1.238 + uint32_t mTrackType;
1.239 +};
1.240 +
1.241 +// flags for TrackRunBox::flags, 14496-12 8.8.8.1.
1.242 +#define flags_data_offset_present 0x000001
1.243 +#define flags_first_sample_flags_present 0x000002
1.244 +#define flags_sample_duration_present 0x000100
1.245 +#define flags_sample_size_present 0x000200
1.246 +#define flags_sample_flags_present 0x000400
1.247 +#define flags_sample_composition_time_offsets_present 0x000800
1.248 +
1.249 +// flag for TrackRunBox::tbl::sample_flags and TrackExtendsBox::default_sample_flags
1.250 +// which is defined in 14496-12 8.8.3.1.
1.251 +uint32_t set_sample_flags(bool aSync);
1.252 +
1.253 +// 14496-12 8.8.8 'Track Fragment Run Box'
1.254 +// Box type: 'trun'
1.255 +class TrackRunBox : public FullBox {
1.256 +public:
1.257 + // ISO BMFF members
1.258 + typedef struct {
1.259 + uint32_t sample_duration;
1.260 + uint32_t sample_size;
1.261 + uint32_t sample_flags;
1.262 + uint32_t sample_composition_time_offset;
1.263 + } tbl;
1.264 +
1.265 + uint32_t sample_count;
1.266 + // the following are optional fields
1.267 + uint32_t data_offset; // data offset exists when audio/video are present in file.
1.268 + uint32_t first_sample_flags;
1.269 + nsAutoArrayPtr<tbl> sample_info_table;
1.270 +
1.271 + // MuxerOperation methods
1.272 + nsresult Generate(uint32_t* aBoxSize) MOZ_OVERRIDE;
1.273 + nsresult Write() MOZ_OVERRIDE;
1.274 +
1.275 + // TrackRunBox methods
1.276 + uint32_t GetAllSampleSize() { return mAllSampleSize; }
1.277 + nsresult SetDataOffset(uint32_t aOffset);
1.278 +
1.279 + TrackRunBox(uint32_t aType, uint32_t aFlags, ISOControl* aControl);
1.280 + ~TrackRunBox();
1.281 +
1.282 +protected:
1.283 + uint32_t fillSampleTable();
1.284 +
1.285 + uint32_t mAllSampleSize;
1.286 + uint32_t mTrackType;
1.287 +};
1.288 +
1.289 +// tf_flags in TrackFragmentHeaderBox, 14496-12 8.8.7.1.
1.290 +#define base_data_offset_present 0x000001
1.291 +#define sample_description_index_present 0x000002
1.292 +#define default_sample_duration_present 0x000008
1.293 +#define default_sample_size_present 0x000010
1.294 +#define default_sample_flags_present 0x000020
1.295 +#define duration_is_empty 0x010000
1.296 +#define default_base_is_moof 0x020000
1.297 +
1.298 +// 14496-12 8.8.7 'Track Fragment Header Box'
1.299 +// Box type: 'tfhd'
1.300 +class TrackFragmentHeaderBox : public FullBox {
1.301 +public:
1.302 + // ISO BMFF members
1.303 + uint32_t track_ID;
1.304 + uint64_t base_data_offset;
1.305 + uint32_t default_sample_duration;
1.306 +
1.307 + // MuxerOperation methods
1.308 + nsresult Generate(uint32_t* aBoxSize) MOZ_OVERRIDE;
1.309 + nsresult Write() MOZ_OVERRIDE;
1.310 +
1.311 + // TrackFragmentHeaderBox methods
1.312 + nsresult UpdateBaseDataOffset(uint64_t aOffset); // The offset of the first
1.313 + // sample in file.
1.314 +
1.315 + TrackFragmentHeaderBox(uint32_t aType, uint32_t aFlags, ISOControl* aControl);
1.316 + ~TrackFragmentHeaderBox();
1.317 +
1.318 +protected:
1.319 + uint32_t mTrackType;
1.320 +};
1.321 +
1.322 +// 14496-12 8.8.6 'Track Fragment Box'
1.323 +// Box type: 'traf'
1.324 +// TrackFragmentBox cotains TrackFragmentHeaderBox and TrackRunBox.
1.325 +class TrackFragmentBox : public DefaultContainerImpl {
1.326 +public:
1.327 + TrackFragmentBox(uint32_t aType, ISOControl* aControl);
1.328 + ~TrackFragmentBox();
1.329 +
1.330 +protected:
1.331 + uint32_t mTrackType;
1.332 +};
1.333 +
1.334 +// 14496-12 8.8.5 'Movie Fragment Header Box'
1.335 +// Box type: 'mfhd'
1.336 +class MovieFragmentHeaderBox : public FullBox {
1.337 +public:
1.338 + // ISO BMFF members
1.339 + uint32_t sequence_number;
1.340 +
1.341 + // MuxerOperation methods
1.342 + nsresult Generate(uint32_t* aBoxSize) MOZ_OVERRIDE;
1.343 + nsresult Write() MOZ_OVERRIDE;
1.344 +
1.345 + // MovieFragmentHeaderBox methods
1.346 + MovieFragmentHeaderBox(uint32_t aType, ISOControl* aControl);
1.347 + ~MovieFragmentHeaderBox();
1.348 +
1.349 +protected:
1.350 + uint32_t mTrackType;
1.351 +};
1.352 +
1.353 +// 14496-12 8.8.4 'Movie Fragment Box'
1.354 +// Box type: 'moof'
1.355 +// MovieFragmentBox contains MovieFragmentHeaderBox and TrackFragmentBox.
1.356 +class MovieFragmentBox : public DefaultContainerImpl {
1.357 +public:
1.358 + // MuxerOperation methods
1.359 + nsresult Generate(uint32_t* aBoxSize) MOZ_OVERRIDE;
1.360 +
1.361 + // MovieFragmentBox methods
1.362 + MovieFragmentBox(uint32_t aType, ISOControl* aControl);
1.363 + ~MovieFragmentBox();
1.364 +
1.365 +protected:
1.366 + uint32_t mTrackType;
1.367 +};
1.368 +
1.369 +// 14496-12 8.8.3 'Track Extends Box'
1.370 +// Box type: 'trex'
1.371 +class TrackExtendsBox : public FullBox {
1.372 +public:
1.373 + // ISO BMFF members
1.374 + uint32_t track_ID;
1.375 + uint32_t default_sample_description_index;
1.376 + uint32_t default_sample_duration;
1.377 + uint32_t default_sample_size;
1.378 + uint32_t default_sample_flags;
1.379 +
1.380 + // MuxerOperation methods
1.381 + nsresult Generate(uint32_t* aBoxSize) MOZ_OVERRIDE;
1.382 + nsresult Write() MOZ_OVERRIDE;
1.383 +
1.384 + // TrackExtendsBox methods
1.385 + TrackExtendsBox(uint32_t aType, ISOControl* aControl);
1.386 + ~TrackExtendsBox();
1.387 +
1.388 +protected:
1.389 + uint32_t mTrackType;
1.390 +};
1.391 +
1.392 +// 14496-12 8.8.1 'Movie Extends Box'
1.393 +// Box type: 'mvex'
1.394 +// MovieExtendsBox contains TrackExtendsBox.
1.395 +class MovieExtendsBox : public DefaultContainerImpl {
1.396 +public:
1.397 + MovieExtendsBox(ISOControl* aControl);
1.398 + ~MovieExtendsBox();
1.399 +};
1.400 +
1.401 +// 14496-12 8.7.5 'Chunk Offset Box'
1.402 +// Box type: 'stco'
1.403 +class ChunkOffsetBox : public FullBox {
1.404 +public:
1.405 + // ISO BMFF members
1.406 + typedef struct {
1.407 + uint32_t chunk_offset;
1.408 + } tbl;
1.409 +
1.410 + uint32_t entry_count;
1.411 + nsAutoArrayPtr<tbl> sample_tbl;
1.412 +
1.413 + // MuxerOperation methods
1.414 + nsresult Generate(uint32_t* aBoxSize) MOZ_OVERRIDE;
1.415 + nsresult Write() MOZ_OVERRIDE;
1.416 +
1.417 + // ChunkOffsetBox methods
1.418 + ChunkOffsetBox(uint32_t aType, ISOControl* aControl);
1.419 + ~ChunkOffsetBox();
1.420 +
1.421 +protected:
1.422 + uint32_t mTrackType;
1.423 +};
1.424 +
1.425 +// 14496-12 8.7.4 'Sample To Chunk Box'
1.426 +// Box type: 'stsc'
1.427 +class SampleToChunkBox : public FullBox {
1.428 +public:
1.429 + // ISO BMFF members
1.430 + typedef struct {
1.431 + uint32_t first_chunk;
1.432 + uint32_t sample_per_chunk;
1.433 + uint32_t sample_description_index;
1.434 + } tbl;
1.435 +
1.436 + uint32_t entry_count;
1.437 + nsAutoArrayPtr<tbl> sample_tbl;
1.438 +
1.439 + // MuxerOperation methods
1.440 + nsresult Generate(uint32_t* aBoxSize) MOZ_OVERRIDE;
1.441 + nsresult Write() MOZ_OVERRIDE;
1.442 +
1.443 + // SampleToChunkBox methods
1.444 + SampleToChunkBox(uint32_t aType, ISOControl* aControl);
1.445 + ~SampleToChunkBox();
1.446 +
1.447 +protected:
1.448 + uint32_t mTrackType;
1.449 +};
1.450 +
1.451 +// 14496-12 8.6.1.2 'Decoding Time to Sample Box'
1.452 +// Box type: 'stts'
1.453 +class TimeToSampleBox : public FullBox {
1.454 +public:
1.455 + // ISO BMFF members
1.456 + typedef struct {
1.457 + uint32_t sample_count;
1.458 + uint32_t sample_delta;
1.459 + } tbl;
1.460 +
1.461 + uint32_t entry_count;
1.462 + nsAutoArrayPtr<tbl> sample_tbl;
1.463 +
1.464 + // MuxerOperation methods
1.465 + nsresult Generate(uint32_t* aBoxSize) MOZ_OVERRIDE;
1.466 + nsresult Write() MOZ_OVERRIDE;
1.467 +
1.468 + // TimeToSampleBox methods
1.469 + TimeToSampleBox(uint32_t aType, ISOControl* aControl);
1.470 + ~TimeToSampleBox();
1.471 +
1.472 +protected:
1.473 + uint32_t mTrackType;
1.474 +};
1.475 +
1.476 +/**
1.477 + * 14496-12 8.5.2 'Sample Description Box'
1.478 + * This is the base class for VisualSampleEntry and AudioSampleEntry.
1.479 + *
1.480 + * This class is for inherited only, it shouldn't be instanced directly.
1.481 + *
1.482 + * The inhertied tree of a codec box should be:
1.483 + *
1.484 + * +--> AVCSampleEntry
1.485 + * +--> VisualSampleEntryBox +
1.486 + * | +--> ...
1.487 + * SampleEntryBox +
1.488 + * | +--> MP4AudioSampleEntry
1.489 + * +--> AudioSampleEntryBox +
1.490 + * +--> AMRSampleEntry
1.491 + * +
1.492 + * +--> ...
1.493 + *
1.494 + */
1.495 +class SampleEntryBox : public Box {
1.496 +public:
1.497 + // ISO BMFF members
1.498 + uint8_t reserved[6];
1.499 + uint16_t data_reference_index;
1.500 +
1.501 + // sampleentrybox methods
1.502 + SampleEntryBox(const nsACString& aFormat, ISOControl* aControl);
1.503 +
1.504 + // MuxerOperation methods
1.505 + nsresult Write() MOZ_OVERRIDE;
1.506 +
1.507 +protected:
1.508 + SampleEntryBox() MOZ_DELETE;
1.509 +};
1.510 +
1.511 +// 14496-12 8.5.2 'Sample Description Box'
1.512 +// Box type: 'stsd'
1.513 +class SampleDescriptionBox : public FullBox {
1.514 +public:
1.515 + // ISO BMFF members
1.516 + uint32_t entry_count;
1.517 + nsRefPtr<SampleEntryBox> sample_entry_box;
1.518 +
1.519 + // MuxerOperation methods
1.520 + nsresult Generate(uint32_t* aBoxSize) MOZ_OVERRIDE;
1.521 + nsresult Write() MOZ_OVERRIDE;
1.522 +
1.523 + // SampleDescriptionBox methods
1.524 + SampleDescriptionBox(uint32_t aType, ISOControl* aControl);
1.525 + ~SampleDescriptionBox();
1.526 +
1.527 +protected:
1.528 + nsresult CreateAudioSampleEntry(nsRefPtr<SampleEntryBox>& aSampleEntry);
1.529 + nsresult CreateVideoSampleEntry(nsRefPtr<SampleEntryBox>& aSampleEntry);
1.530 +
1.531 + uint32_t mTrackType;
1.532 +};
1.533 +
1.534 +// 14496-12 8.5.2.2
1.535 +// The base class for audio codec box.
1.536 +// This class is for inherited only, it shouldn't be instanced directly.
1.537 +class AudioSampleEntry : public SampleEntryBox {
1.538 +public:
1.539 + // ISO BMFF members
1.540 + uint16_t sound_version;
1.541 + uint8_t reserved2[6];
1.542 + uint16_t channels;
1.543 + uint16_t sample_size;
1.544 + uint16_t compressionId;
1.545 + uint16_t packet_size;
1.546 + uint32_t timeScale; // (sample rate of media) <<16
1.547 +
1.548 + // MuxerOperation methods
1.549 + nsresult Write() MOZ_OVERRIDE;
1.550 +
1.551 + ~AudioSampleEntry();
1.552 +
1.553 +protected:
1.554 + AudioSampleEntry(const nsACString& aFormat, ISOControl* aControl);
1.555 +};
1.556 +
1.557 +// 14496-12 8.5.2.2
1.558 +// The base class for video codec box.
1.559 +// This class is for inherited only, it shouldn't be instanced directly.
1.560 +class VisualSampleEntry : public SampleEntryBox {
1.561 +public:
1.562 + // ISO BMFF members
1.563 + uint8_t reserved[16];
1.564 + uint16_t width;
1.565 + uint16_t height;
1.566 +
1.567 + uint32_t horizresolution; // 72 dpi
1.568 + uint32_t vertresolution; // 72 dpi
1.569 + uint32_t reserved2;
1.570 + uint16_t frame_count; // 1, defined in 14496-12 8.5.2.2
1.571 +
1.572 + uint8_t compressorName[32];
1.573 + uint16_t depth; // 0x0018, defined in 14496-12 8.5.2.2;
1.574 + uint16_t pre_defined; // -1, defined in 14496-12 8.5.2.2;
1.575 +
1.576 + // MuxerOperation methods
1.577 + nsresult Write() MOZ_OVERRIDE;
1.578 +
1.579 + // VisualSampleEntry methods
1.580 + ~VisualSampleEntry();
1.581 +
1.582 +protected:
1.583 + VisualSampleEntry(const nsACString& aFormat, ISOControl* aControl);
1.584 +};
1.585 +
1.586 +// 14496-12 8.7.3.2 'Sample Size Box'
1.587 +// Box type: 'stsz'
1.588 +class SampleSizeBox : public FullBox {
1.589 +public:
1.590 + // ISO BMFF members
1.591 + uint32_t sample_size;
1.592 + uint32_t sample_count;
1.593 +
1.594 + // MuxerOperation methods
1.595 + nsresult Generate(uint32_t* aBoxSize) MOZ_OVERRIDE;
1.596 + nsresult Write() MOZ_OVERRIDE;
1.597 +
1.598 + // SampleSizeBox methods
1.599 + SampleSizeBox(ISOControl* aControl);
1.600 + ~SampleSizeBox();
1.601 +};
1.602 +
1.603 +// 14496-12 8.5.1 'Sample Table Box'
1.604 +// Box type: 'stbl'
1.605 +//
1.606 +// SampleTableBox contains SampleDescriptionBox,
1.607 +// TimeToSampleBox,
1.608 +// SampleToChunkBox,
1.609 +// SampleSizeBox and
1.610 +// ChunkOffsetBox.
1.611 +class SampleTableBox : public DefaultContainerImpl {
1.612 +public:
1.613 + SampleTableBox(uint32_t aType, ISOControl* aControl);
1.614 + ~SampleTableBox();
1.615 +};
1.616 +
1.617 +// 14496-12 8.7.2 'Data Reference Box'
1.618 +// Box type: 'url '
1.619 +class DataEntryUrlBox : public FullBox {
1.620 +public:
1.621 + // ISO BMFF members
1.622 + // flags in DataEntryUrlBox::flags
1.623 + const static uint16_t flags_media_at_the_same_file = 0x0001;
1.624 +
1.625 + nsCString location;
1.626 +
1.627 + // MuxerOperation methods
1.628 + nsresult Generate(uint32_t* aBoxSize) MOZ_OVERRIDE;
1.629 + nsresult Write() MOZ_OVERRIDE;
1.630 +
1.631 + // DataEntryUrlBox methods
1.632 + DataEntryUrlBox();
1.633 + DataEntryUrlBox(ISOControl* aControl);
1.634 + DataEntryUrlBox(const DataEntryUrlBox& aBox);
1.635 + ~DataEntryUrlBox();
1.636 +};
1.637 +
1.638 +// 14496-12 8.7.2 'Data Reference Box'
1.639 +// Box type: 'dref'
1.640 +class DataReferenceBox : public FullBox {
1.641 +public:
1.642 + // ISO BMFF members
1.643 + uint32_t entry_count;
1.644 + nsTArray<nsAutoPtr<DataEntryUrlBox>> urls;
1.645 +
1.646 + // MuxerOperation methods
1.647 + nsresult Generate(uint32_t* aBoxSize) MOZ_OVERRIDE;
1.648 + nsresult Write() MOZ_OVERRIDE;
1.649 +
1.650 + // DataReferenceBox methods
1.651 + DataReferenceBox(ISOControl* aControl);
1.652 + ~DataReferenceBox();
1.653 +};
1.654 +
1.655 +// 14496-12 8.7.1 'Data Information Box'
1.656 +// Box type: 'dinf'
1.657 +// DataInformationBox contains DataReferenceBox.
1.658 +class DataInformationBox : public DefaultContainerImpl {
1.659 +public:
1.660 + DataInformationBox(ISOControl* aControl);
1.661 + ~DataInformationBox();
1.662 +};
1.663 +
1.664 +// 14496-12 8.4.5.2 'Video Media Header Box'
1.665 +// Box type: 'vmhd'
1.666 +class VideoMediaHeaderBox : public FullBox {
1.667 +public:
1.668 + // ISO BMFF members
1.669 + uint16_t graphicsmode;
1.670 + uint16_t opcolor[3];
1.671 +
1.672 + // MuxerOperation methods
1.673 + nsresult Generate(uint32_t* aBoxSize) MOZ_OVERRIDE;
1.674 + nsresult Write() MOZ_OVERRIDE;
1.675 +
1.676 + // VideoMediaHeaderBox methods
1.677 + VideoMediaHeaderBox(ISOControl* aControl);
1.678 + ~VideoMediaHeaderBox();
1.679 +};
1.680 +
1.681 +// 14496-12 8.4.5.3 'Sound Media Header Box'
1.682 +// Box type: 'smhd'
1.683 +class SoundMediaHeaderBox : public FullBox {
1.684 +public:
1.685 + // ISO BMFF members
1.686 + uint16_t balance;
1.687 + uint16_t reserved;
1.688 +
1.689 + // MuxerOperation methods
1.690 + nsresult Generate(uint32_t* aBoxSize) MOZ_OVERRIDE;
1.691 + nsresult Write() MOZ_OVERRIDE;
1.692 +
1.693 + // SoundMediaHeaderBox methods
1.694 + SoundMediaHeaderBox(ISOControl* aControl);
1.695 + ~SoundMediaHeaderBox();
1.696 +};
1.697 +
1.698 +// 14496-12 8.4.4 'Media Information Box'
1.699 +// Box type: 'minf'
1.700 +// MediaInformationBox contains SoundMediaHeaderBox, DataInformationBox and
1.701 +// SampleTableBox.
1.702 +class MediaInformationBox : public DefaultContainerImpl {
1.703 +public:
1.704 + MediaInformationBox(uint32_t aType, ISOControl* aControl);
1.705 + ~MediaInformationBox();
1.706 +
1.707 +protected:
1.708 + uint32_t mTrackType;
1.709 +};
1.710 +
1.711 +// flags for TrackHeaderBox::flags.
1.712 +#define flags_track_enabled 0x000001
1.713 +#define flags_track_in_movie 0x000002
1.714 +#define flags_track_in_preview 0x000004
1.715 +
1.716 +// 14496-12 8.3.2 'Track Header Box'
1.717 +// Box type: 'tkhd'
1.718 +class TrackHeaderBox : public FullBox {
1.719 +public:
1.720 + // ISO BMFF members
1.721 + // version = 0
1.722 + uint32_t creation_time;
1.723 + uint32_t modification_time;
1.724 + uint32_t track_ID;
1.725 + uint32_t reserved;
1.726 + uint32_t duration;
1.727 +
1.728 + uint32_t reserved2[2];
1.729 + uint16_t layer;
1.730 + uint16_t alternate_group;
1.731 + uint16_t volume;
1.732 + uint16_t reserved3;
1.733 + uint32_t matrix[9];
1.734 + uint32_t width;
1.735 + uint32_t height;
1.736 +
1.737 + // MuxerOperation methods
1.738 + nsresult Generate(uint32_t* aBoxSize) MOZ_OVERRIDE;
1.739 + nsresult Write() MOZ_OVERRIDE;
1.740 +
1.741 + // TrackHeaderBox methods
1.742 + TrackHeaderBox(uint32_t aType, ISOControl* aControl);
1.743 + ~TrackHeaderBox();
1.744 +
1.745 +protected:
1.746 + uint32_t mTrackType;
1.747 +};
1.748 +
1.749 +// 14496-12 8.4.3 'Handler Reference Box'
1.750 +// Box type: 'hdlr'
1.751 +class HandlerBox : public FullBox {
1.752 +public:
1.753 + // ISO BMFF members
1.754 + uint32_t pre_defined;
1.755 + uint32_t handler_type;
1.756 + uint32_t reserved[3];
1.757 + nsCString name;
1.758 +
1.759 + // MuxerOperation methods
1.760 + nsresult Generate(uint32_t* aBoxSize) MOZ_OVERRIDE;
1.761 + nsresult Write() MOZ_OVERRIDE;
1.762 +
1.763 + // HandlerBox methods
1.764 + HandlerBox(uint32_t aType, ISOControl* aControl);
1.765 + ~HandlerBox();
1.766 +
1.767 +protected:
1.768 + uint32_t mTrackType;
1.769 +};
1.770 +
1.771 +// 14496-12 8.4.1 'Media Box'
1.772 +// Box type: 'mdia'
1.773 +// MediaBox contains MediaHeaderBox, HandlerBox, and MediaInformationBox.
1.774 +class MediaBox : public DefaultContainerImpl {
1.775 +public:
1.776 + MediaBox(uint32_t aType, ISOControl* aControl);
1.777 + ~MediaBox();
1.778 +
1.779 +protected:
1.780 + uint32_t mTrackType;
1.781 +};
1.782 +
1.783 +}
1.784 +#endif // ISOMediaBoxes_h_
