#ifndef RW2_DECODER_H
#define RW2_DECODER_H

#include "RawDecoder.h"
#include "TiffIFD.h"
#include "BitPumpPlain.h"
#include "TiffParser.h"
/*
    RawSpeed - RAW file decoder.

    Copyright (C) 2009 Klaus Post

    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

    http://www.klauspost.com
*/

namespace RawSpeed {

class PanaBitpump {
  public:
  PanaBitpump(ByteStream* input);
  virtual ~PanaBitpump();
  ByteStream* input;
  uchar8 buf[0x4000];
  int vbits;
  uint32 load_flags;
  uint32 getBits(int nbits);
  void skipBytes(int bytes);
};

class Rw2Decoder :
  public RawDecoder
{
public:
  Rw2Decoder(TiffIFD *rootIFD, FileMap* file);
  virtual ~Rw2Decoder(void);
  RawImage decodeRawInternal();
  virtual void decodeMetaDataInternal(CameraMetaData *meta);
  virtual void checkSupportInternal(CameraMetaData *meta);
  TiffIFD *mRootIFD;
  virtual TiffIFD* getRootIFD() {return mRootIFD;}
protected:
  virtual void decodeThreaded(RawDecoderThread* t);
private:
  void DecodeRw2();
  std::string guessMode();
  ByteStream* input_start;
  uint32 load_flags;
};

} // namespace RawSpeed

#endif
