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/*
* BlockStream.h
*****************************************************************************
* Copyright (C) 2012, bitmovin Softwareentwicklung OG, All Rights Reserved
*
* Email: libdash-dev@vicky.bitmovin.net
*
* This source code and its use and distribution, is subject to the terms
* and conditions of the applicable license agreement.
*****************************************************************************/
#ifndef __BLOCKSTREAM_H__
#define __BLOCKSTREAM_H__
#include "config.h"
#include <stddef.h>
#include <stdint.h>
#include <deque>
#include "Block.h"
namespace dash
{
namespace helpers
{
class BlockStream
{
public:
BlockStream ();
virtual ~BlockStream ();
virtual void PushBack (block_t *block);
virtual void PushFront (block_t *block);
virtual const block_t* GetBytes (uint32_t len);
virtual size_t GetBytes (uint8_t *data, size_t len);
virtual size_t PeekBytes (uint8_t *data, size_t len);
virtual size_t PeekBytes (uint8_t *data, size_t len, size_t offset);
virtual const block_t* GetFront ();
virtual const block_t* Front () const;
virtual uint64_t Length () const;
virtual uint8_t ByteAt (uint64_t position) const;
virtual const block_t* ToBlock ();
virtual void Clear ();
virtual void EraseFront (uint64_t len);
virtual BlockStream* GetBlocks (uint64_t len);
virtual void PopAndDeleteFront ();
protected:
uint64_t length;
std::deque<block_t *> blockqueue;
virtual bool BlockQueueGetBytes (uint8_t *data, uint32_t len);
virtual bool BlockQueuePeekBytes (uint8_t *data, uint32_t len, size_t offset);
};
}
}
#endif // __BLOCKSTREAM_H__
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