goo/TiffWriter.h

//========================================================================
//
// TiffWriter.h
//
// This file is licensed under the GPLv2 or later
//
// Copyright (C) 2010, 2012 William Bader <williambader@hotmail.com>
// Copyright (C) 2011 Albert Astals Cid <aacid@kde.org>
// Copyright (C) 2012 Adrian Johnson <ajohnson@redneon.com>
//
//========================================================================

#ifndef TIFFWRITER_H
#define TIFFWRITER_H

#include "poppler-config.h"

#ifdef ENABLE_LIBTIFF

#include <sys/types.h>
#include "ImgWriter.h"
#include "splash/SplashTypes.h"

extern "C" {
#include "tiffio.h"
}

class TiffWriter : public ImgWriter
{
	public:
		/* RGB                 - 3 bytes/pixel
		 * RGBA_PREMULTIPLIED  - 4 bytes/pixel premultiplied by alpha
		 * GRAY                - 1 byte/pixel
		 * MONOCHROME          - 8 pixels/byte
		 * CMYK                - 4 bytes/pixel
		 */
		enum Format { RGB, RGBA_PREMULTIPLIED, GRAY, MONOCHROME, CMYK };

		TiffWriter(Format format = RGB);
		~TiffWriter();
		
		void setCompressionString(const char *compressionStringArg);

		bool init(FILE *openedFile, int width, int height, int hDPI, int vDPI);
		
		bool writePointers(unsigned char **rowPointers, int rowCount);
		bool writeRow(unsigned char **rowData);
		
		bool supportCMYK() { return true; }

		bool close();
	
	private:
		TIFF *f;				// LibTiff file context
		int numRows;				// number of rows in the image
		int curRow;				// number of rows written
		const char *compressionString;		// compression type
		Format format;				// format of image data

};

#endif

#endif