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/* $Id: EbmlWriter.h $ */
/** @file
* EbmlWriter.h - EBML writer + WebM container.
*/
/*
* Copyright (C) 2013 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*/
/*
* This code is based on:
*
* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef ____EBMLWRITER
#define ____EBMLWRITER
#include <iprt/file.h>
#include <vpx/vpx_encoder.h>
enum mkv
{
EBML = 0x1A45DFA3,
EBMLVersion = 0x4286,
EBMLReadVersion = 0x42F7,
EBMLMaxIDLength = 0x42F2,
EBMLMaxSizeLength = 0x42F3,
DocType = 0x4282,
DocTypeVersion = 0x4287,
DocTypeReadVersion = 0x4285,
// CRC_32 = 0xBF,
Void = 0xEC,
SignatureSlot = 0x1B538667,
SignatureAlgo = 0x7E8A,
SignatureHash = 0x7E9A,
SignaturePublicKey = 0x7EA5,
Signature = 0x7EB5,
SignatureElements = 0x7E5B,
SignatureElementList = 0x7E7B,
SignedElement = 0x6532,
//segment
Segment = 0x18538067,
//Meta Seek Information
SeekHead = 0x114D9B74,
Seek = 0x4DBB,
SeekID = 0x53AB,
SeekPosition = 0x53AC,
//Segment Information
Info = 0x1549A966,
// SegmentUID = 0x73A4,
// SegmentFilename = 0x7384,
// PrevUID = 0x3CB923,
// PrevFilename = 0x3C83AB,
// NextUID = 0x3EB923,
// NextFilename = 0x3E83BB,
// SegmentFamily = 0x4444,
// ChapterTranslate = 0x6924,
// ChapterTranslateEditionUID = 0x69FC,
// ChapterTranslateCodec = 0x69BF,
// ChapterTranslateID = 0x69A5,
TimecodeScale = 0x2AD7B1,
Segment_Duration = 0x4489,
DateUTC = 0x4461,
// Title = 0x7BA9,
MuxingApp = 0x4D80,
WritingApp = 0x5741,
//Cluster
Cluster = 0x1F43B675,
Timecode = 0xE7,
// SilentTracks = 0x5854,
// SilentTrackNumber = 0x58D7,
// Position = 0xA7,
PrevSize = 0xAB,
BlockGroup = 0xA0,
Block = 0xA1,
// BlockVirtual = 0xA2,
// BlockAdditions = 0x75A1,
// BlockMore = 0xA6,
// BlockAddID = 0xEE,
// BlockAdditional = 0xA5,
BlockDuration = 0x9B,
// ReferencePriority = 0xFA,
ReferenceBlock = 0xFB,
// ReferenceVirtual = 0xFD,
// CodecState = 0xA4,
// Slices = 0x8E,
// TimeSlice = 0xE8,
LaceNumber = 0xCC,
// FrameNumber = 0xCD,
// BlockAdditionID = 0xCB,
// MkvDelay = 0xCE,
// Cluster_Duration = 0xCF,
SimpleBlock = 0xA3,
// EncryptedBlock = 0xAF,
//Track
Tracks = 0x1654AE6B,
TrackEntry = 0xAE,
TrackNumber = 0xD7,
TrackUID = 0x73C5,
TrackType = 0x83,
FlagEnabled = 0xB9,
FlagDefault = 0x88,
FlagForced = 0x55AA,
FlagLacing = 0x9C,
// MinCache = 0x6DE7,
// MaxCache = 0x6DF8,
DefaultDuration = 0x23E383,
// TrackTimecodeScale = 0x23314F,
// TrackOffset = 0x537F,
// MaxBlockAdditionID = 0x55EE,
Name = 0x536E,
Language = 0x22B59C,
CodecID = 0x86,
CodecPrivate = 0x63A2,
CodecName = 0x258688,
// AttachmentLink = 0x7446,
// CodecSettings = 0x3A9697,
// CodecInfoURL = 0x3B4040,
// CodecDownloadURL = 0x26B240,
// CodecDecodeAll = 0xAA,
// TrackOverlay = 0x6FAB,
// TrackTranslate = 0x6624,
// TrackTranslateEditionUID = 0x66FC,
// TrackTranslateCodec = 0x66BF,
// TrackTranslateTrackID = 0x66A5,
//video
Video = 0xE0,
FlagInterlaced = 0x9A,
// StereoMode = 0x53B8,
PixelWidth = 0xB0,
PixelHeight = 0xBA,
PixelCropBottom = 0x54AA,
PixelCropTop = 0x54BB,
PixelCropLeft = 0x54CC,
PixelCropRight = 0x54DD,
DisplayWidth = 0x54B0,
DisplayHeight = 0x54BA,
DisplayUnit = 0x54B2,
AspectRatioType = 0x54B3,
// ColourSpace = 0x2EB524,
// GammaValue = 0x2FB523,
FrameRate = 0x2383E3,
//end video
//audio
Audio = 0xE1,
SamplingFrequency = 0xB5,
OutputSamplingFrequency = 0x78B5,
Channels = 0x9F,
// ChannelPositions = 0x7D7B,
BitDepth = 0x6264,
//end audio
//content encoding
// ContentEncodings = 0x6d80,
// ContentEncoding = 0x6240,
// ContentEncodingOrder = 0x5031,
// ContentEncodingScope = 0x5032,
// ContentEncodingType = 0x5033,
// ContentCompression = 0x5034,
// ContentCompAlgo = 0x4254,
// ContentCompSettings = 0x4255,
// ContentEncryption = 0x5035,
// ContentEncAlgo = 0x47e1,
// ContentEncKeyID = 0x47e2,
// ContentSignature = 0x47e3,
// ContentSigKeyID = 0x47e4,
// ContentSigAlgo = 0x47e5,
// ContentSigHashAlgo = 0x47e6,
//end content encoding
//Cueing Data
Cues = 0x1C53BB6B,
CuePoint = 0xBB,
CueTime = 0xB3,
CueTrackPositions = 0xB7,
CueTrack = 0xF7,
CueClusterPosition = 0xF1,
CueBlockNumber = 0x5378
// CueCodecState = 0xEA,
// CueReference = 0xDB,
// CueRefTime = 0x96,
// CueRefCluster = 0x97,
// CueRefNumber = 0x535F,
// CueRefCodecState = 0xEB,
//Attachment
// Attachments = 0x1941A469,
// AttachedFile = 0x61A7,
// FileDescription = 0x467E,
// FileName = 0x466E,
// FileMimeType = 0x4660,
// FileData = 0x465C,
// FileUID = 0x46AE,
// FileReferral = 0x4675,
//Chapters
// Chapters = 0x1043A770,
// EditionEntry = 0x45B9,
// EditionUID = 0x45BC,
// EditionFlagHidden = 0x45BD,
// EditionFlagDefault = 0x45DB,
// EditionFlagOrdered = 0x45DD,
// ChapterAtom = 0xB6,
// ChapterUID = 0x73C4,
// ChapterTimeStart = 0x91,
// ChapterTimeEnd = 0x92,
// ChapterFlagHidden = 0x98,
// ChapterFlagEnabled = 0x4598,
// ChapterSegmentUID = 0x6E67,
// ChapterSegmentEditionUID = 0x6EBC,
// ChapterPhysicalEquiv = 0x63C3,
// ChapterTrack = 0x8F,
// ChapterTrackNumber = 0x89,
// ChapterDisplay = 0x80,
// ChapString = 0x85,
// ChapLanguage = 0x437C,
// ChapCountry = 0x437E,
// ChapProcess = 0x6944,
// ChapProcessCodecID = 0x6955,
// ChapProcessPrivate = 0x450D,
// ChapProcessCommand = 0x6911,
// ChapProcessTime = 0x6922,
// ChapProcessData = 0x6933,
//Tagging
// Tags = 0x1254C367,
// Tag = 0x7373,
// Targets = 0x63C0,
// TargetTypeValue = 0x68CA,
// TargetType = 0x63CA,
// Tagging_TrackUID = 0x63C5,
// Tagging_EditionUID = 0x63C9,
// Tagging_ChapterUID = 0x63C4,
// AttachmentUID = 0x63C6,
// SimpleTag = 0x67C8,
// TagName = 0x45A3,
// TagLanguage = 0x447A,
// TagDefault = 0x4484,
// TagString = 0x4487,
// TagBinary = 0x4485,
};
struct cue_entry
{
uint32_t time;
uint64_t loc;
};
struct EbmlGlobal
{
int debug;
RTFILE file;
int64_t last_pts_ms;
vpx_rational_t framerate;
uint64_t position_reference;
uint64_t seek_info_pos;
uint64_t segment_info_pos;
uint64_t track_pos;
uint64_t cue_pos;
uint64_t cluster_pos;
uint64_t track_id_pos;
uint64_t startSegment;
uint64_t startCluster;
uint32_t cluster_timecode;
int cluster_open;
struct cue_entry *cue_list;
unsigned int cues;
};
int Ebml_WriteWebMSeekElement(EbmlGlobal *ebml, uint32_t id, uint64_t pos);
int Ebml_WriteWebMSeekInfo(EbmlGlobal *ebml);
int Ebml_WriteWebMFileHeader(EbmlGlobal *glob, const vpx_codec_enc_cfg_t *cfg, const struct vpx_rational *fps);
int Ebml_WriteWebMBlock(EbmlGlobal *glob, const vpx_codec_enc_cfg_t *cfg, const vpx_codec_cx_pkt_t *pkt);
int Ebml_WriteWebMFileFooter(EbmlGlobal *glob, long hash);
#endif
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