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version 3.0

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Bramfeld Team 2015-08-31 14:01:44 +02:00
commit d837490606
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xcodec/xcodec_filter.h Normal file
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////////////////////////////////////////////////////////////////////////////////
// //
// File: xcodec_filter.h //
// Description: instantiation of encoder/decoder in a data filter pair //
// Project: WANProxy XTech //
// Author: Andreu Vidal Bramfeld-Software //
// Last modified: 2015-08-31 //
// //
////////////////////////////////////////////////////////////////////////////////
#ifndef XCODEC_FILTER_H
#define XCODEC_FILTER_H
#include <set>
#include <common/filter.h>
#include <xcodec/xcodec.h>
#include <xcodec/xcodec_cache.h>
#include <xcodec/xcodec_hash.h>
#include <xcodec/xcodec_encoder.h>
#include <xcodec/xcodec_decoder.h>
class EncodeFilter : public BufferedFilter
{
private:
XCodecCache* cache_;
XCodecEncoder* encoder_;
bool sent_eos_;
bool eos_ack_;
public:
EncodeFilter (const LogHandle& log, XCodecCache* cc) : BufferedFilter (log)
{
cache_ = cc; encoder_ = 0; sent_eos_ = eos_ack_ = false;
}
virtual ~EncodeFilter ()
{
delete encoder_;
}
virtual bool consume (Buffer& buf);
virtual void flush (int flg);
};
class DecodeFilter : public LogisticFilter
{
private:
XCodecCache* encoder_cache_;
XCodecDecoder* decoder_;
XCodecCache* decoder_cache_;
std::set<uint64_t> unknown_hashes_;
Buffer frame_buffer_;
bool received_eos_;
bool sent_eos_ack_;
bool received_eos_ack_;
bool upflushed_;
public:
DecodeFilter (const LogHandle& log, XCodecCache* cc) : LogisticFilter (log)
{
encoder_cache_ = cc; decoder_ = 0; decoder_cache_ = 0;
received_eos_ = sent_eos_ack_ = received_eos_ack_ = upflushed_ = false;
}
~DecodeFilter ()
{
delete decoder_;
}
virtual bool consume (Buffer& buf);
virtual void flush (int flg);
};
#endif /* !XCODEC_FILTER_H */