// Copyright (c) 2005, Rodrigo Braz Monteiro
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
//   * Redistributions of source code must retain the above copyright notice,
//     this list of conditions and the following disclaimer.
//   * Redistributions in binary form must reproduce the above copyright notice,
//     this list of conditions and the following disclaimer in the documentation
//     and/or other materials provided with the distribution.
//   * Neither the name of the Aegisub Group nor the names of its contributors
//     may be used to endorse or promote products derived from this software
//     without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// -----------------------------------------------------------------------------
//
// AEGISUB
//
// Website: http://aegisub.cellosoft.com
// Contact: mailto:zeratul@cellosoft.com
//


#pragma once


///////////
// Headers
#include "prs_entry.h"
#include <vector>


///////////////
// Image types
enum PRSImageType {
	WXIMAGE = -1,
	NULL_IMG,
	PNG_IMG,
	BMP_RGB24_IMG
};


//////////////
// Prototypes
class PRSVideoFrame;


///////////////
// Image class
class PRSImage : public PRSEntry {
public:
	PRSImageType imageType;		// Image type (PNG, BMP, etc)
	unsigned __int32 id;		// ID of this image
	unsigned __int32 dataLen;	// Length (in bytes) of the data stored in the "data" field
	void *data;					// Image data (e.g. raw PNG file)

	// The following block of data is internal only, used for encoder optimizations
	char md5[16];				// MD5 hash of "data"
	int w,h;					// Width and height of image
	int maxAlpha;				// Maximum alpha

	PRSImage();
	~PRSImage();

	PRSVideoFrame *GetDecodedFrame();

	PRSEntryType GetType() { return IMAGE_ENTRY; }
	void WriteData(std::vector<char> &vec);
	void ReadData(std::vector<char> &vec);
};
