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OPAtomContentPackage.h
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OPAtomContentPackage.h
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/*
* Holds the essence data for each track in the clip
*
* Copyright (C) 2009, British Broadcasting Corporation
* All Rights Reserved.
*
* Author: Philip de Nier
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the British Broadcasting Corporation nor the names
* of its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __OPATOM_CONTENT_PACKAGE_H__
#define __OPATOM_CONTENT_PACKAGE_H__
#include <map>
#include <vector>
#include "../Common/DynamicByteArray.h"
class OPAtomClipReader;
class OPAtomTrackReader;
class OPAtomContentElement
{
public:
friend class OPAtomClipReader;
friend class OPAtomTrackReader;
public:
OPAtomContentElement();
bool IsPicture() const { return mIsPicture; }
uint32_t GetMaterialTrackId() const { return mMaterialTrackId; }
const DynamicByteArray* GetEssenceData() const { return &mEssenceData; }
uint32_t GetSize() const { return mEssenceData.getSize(); }
const unsigned char* GetBytes() const { return mEssenceData.getBytes(); }
int64_t GetEssenceOffset() const { return mEssenceOffset; }
uint32_t GetNumSamples() const { return mNumSamples; }
private:
void Reset();
private:
bool mIsPicture;
uint32_t mMaterialTrackId;
DynamicByteArray mEssenceData;
int64_t mEssenceOffset;
uint32_t mNumSamples;
};
class OPAtomContentPackage
{
public:
friend class OPAtomClipReader;
friend class OPAtomTrackReader;
public:
OPAtomContentPackage();
virtual ~OPAtomContentPackage();
int64_t GetPosition() const { return mPosition; }
bool HaveEssenceData(uint32_t mp_track_id) const;
const OPAtomContentElement* GetEssenceData(uint32_t mp_track_id) const;
const unsigned char* GetEssenceDataBytes(uint32_t mp_track_id) const;
uint32_t GetEssenceDataSize(uint32_t mp_track_id) const;
size_t NumEssenceData() const { return mEssenceDataVector.size(); }
const OPAtomContentElement* GetEssenceDataI(size_t index) const;
const unsigned char* GetEssenceDataIBytes(size_t index) const;
uint32_t GetEssenceDataISize(size_t index) const;
private:
OPAtomContentElement* GetEssenceData(uint32_t mp_track_id, bool check) const;
OPAtomContentElement* AddElement(uint32_t mp_track_id);
private:
int64_t mPosition;
std::vector<OPAtomContentElement*> mEssenceDataVector;
std::map<uint32_t, OPAtomContentElement*> mEssenceData;
};
#endif