PacketCache.h

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/*
 *    Copyright (C) 2016-2026 Grok Image Compression Inc.
 *
 *    This source code is free software: you can redistribute it and/or  modify
 *    it under the terms of the GNU Affero General Public License, version 3,
 *    as published by the Free Software Foundation.
 *
 *    This source code is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *    GNU Affero General Public License for more details.
 *
 *    You should have received a copy of the GNU Affero General Public License
 *    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */
 
#pragma once
 
#include "PacketParser.h"
 
namespace grk
{

class PacketCache : public SparseBuffer
{
public:
  PacketCache();

  ~PacketCache();

  void next(size_t offset);

  void rewind(void) override;

  PacketParser* gen(ITileProcessor* tileProcessor, uint16_t packetSequenceNumber, uint16_t compno,
                    uint8_t resno, uint64_t precinctIndex, uint16_t layno, uint32_t cachedLength);
 
private:
  void next(void);
 
  std::vector<PacketParser*> parsers_;
  std::vector<PacketParser*>::iterator iter_;
};
 
} // namespace grk