/*

 * libopenraw - unpack.h

 *

 * Copyright (C) 2008-2013 Hubert Figuiere

 * Copyright (C) 2008 Novell, Inc.

 *

 * 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 3 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, see

 * <http://www.gnu.org/licenses/>.

 */

#ifndef OR_INTERNALS_UNPACK_H_

#define OR_INTERNALS_UNPACK_H_

#include <stdint.h>

#include <stddef.h>

#include <libopenraw/consts.h>

namespace OpenRaw {	namespace Internals {

	/** Unpack class. Because we need to maintain a state */

	class Unpack

	{

	public:

		Unpack(uint32_t w, uint32_t t);

		// noncopyable

		Unpack(const Unpack&) = delete;

		Unpack & operator=(const Unpack&) = delete;

		size_t block_size();

		or_error unpack_be12to16(uint8_t *dest, size_t destsize, const uint8_t *src, size_t size, size_t & outsize);

	private:

		uint32_t m_w;

		uint32_t m_type;

	};

} }

#endif