PhaseOneDecompressor.h

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/*
    RawSpeed - RAW file decoder.
 
    Copyright (C) 2009-2014 Klaus Post
    Copyright (C) 2014 Pedro Côrte-Real
    Copyright (C) 2018 Roman Lebedev
 
    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2 of the License, or (at your option) any later version.
 
    This library 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
    Lesser General Public License for more details.
 
    You should have received a copy of the GNU Lesser General Public
    License along with this library; if not, write to the Free Software
    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
 
#pragma once
 
#include "common/RawImage.h"
#include "decompressors/AbstractDecompressor.h"
#include "io/ByteStream.h"
#include <vector>
 
namespace rawspeed {
 
struct PhaseOneStrip final {
  int n;
  ByteStream bs;
 
  PhaseOneStrip() = default;
  PhaseOneStrip(int block, ByteStream bs_) : n(block), bs(bs_) {}
};
 
class PhaseOneDecompressor final : public AbstractDecompressor {
  RawImage mRaw;
 
  std::vector<PhaseOneStrip> strips;
 
  void decompressStrip(const PhaseOneStrip& strip) const;
 
  void decompressThread() const noexcept;
 
  void prepareStrips();
 
public:
  PhaseOneDecompressor(RawImage img, std::vector<PhaseOneStrip>&& strips_);
 
  void decompress() const;
};
 
} // namespace rawspeed