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Name	Size	Permission
msinttypes	[ DIR ]	drwxr-xr-x
CMakeLists.txt	3.23 KB	-rwxr-xr-x
COPYING	2.25 KB	-rwxr-xr-x
Makefile.am	1.96 KB	-rwxr-xr-x
annotate.c	4.38 KB	-rwxr-xr-x
bdftogd	3.91 KB	-rwxr-xr-x
bmp.h	2.39 KB	-rwxr-xr-x
circletexttest.c	1.49 KB	-rwxr-xr-x
config.h.cmake	3.58 KB	-rwxr-xr-x
demoin.png	9.79 KB	-rwxr-xr-x
depcomp	11.84 KB	-rwxr-xr-x
entities.h	4.81 KB	-rwxr-xr-x
entities.html	41.11 KB	-rwxr-xr-x
entities.tcl	1.35 KB	-rwxr-xr-x
fontconfigtest.c	1.34 KB	-rwxr-xr-x
fontsizetest.c	2.3 KB	-rwxr-xr-x
fontwheeltest.c	3.23 KB	-rwxr-xr-x
gd.c	89.58 KB	-rwxr-xr-x
gd.h	50.14 KB	-rwxr-xr-x
gd2copypal.c	1.25 KB	-rwxr-xr-x
gd2time.c	1.19 KB	-rwxr-xr-x
gd2togif.c	939 B	-rwxr-xr-x
gd2topng.c	1.38 KB	-rwxr-xr-x
gd_bmp.c	25.78 KB	-rwxr-xr-x
gd_color.c	798 B	-rwxr-xr-x
gd_color.h	189 B	-rwxr-xr-x
gd_color_map.c	22.71 KB	-rwxr-xr-x
gd_color_map.h	478 B	-rwxr-xr-x
gd_color_map_test.c	570 B	-rwxr-xr-x
gd_color_match.c	1.49 KB	-rwxr-xr-x
gd_crop.c	5.75 KB	-rwxr-xr-x
gd_errors.h	1.47 KB	-rwxr-xr-x
gd_filename.c	6.41 KB	-rwxr-xr-x
gd_filter.c	21 KB	-rwxr-xr-x
gd_gd.c	7.1 KB	-rwxr-xr-x
gd_gd2.c	25.85 KB	-rwxr-xr-x
gd_gif_in.c	14.79 KB	-rwxr-xr-x
gd_gif_out.c	41 KB	-rwxr-xr-x
gd_intern.h	1.95 KB	-rwxr-xr-x
gd_interpolation.c	59.19 KB	-rwxr-xr-x
gd_io.c	3.42 KB	-rwxr-xr-x
gd_io.h	3.05 KB	-rwxr-xr-x
gd_io_dp.c	7.95 KB	-rwxr-xr-x
gd_io_file.c	2.41 KB	-rwxr-xr-x
gd_io_ss.c	2.66 KB	-rwxr-xr-x
gd_io_stream.cxx	4.11 KB	-rwxr-xr-x
gd_io_stream.h	3.63 KB	-rwxr-xr-x
gd_jpeg.c	34.5 KB	-rwxr-xr-x
gd_matrix.c	7.93 KB	-rwxr-xr-x
gd_nnquant.c	15 KB	-rwxr-xr-x
gd_nnquant.h	527 B	-rwxr-xr-x
gd_png.c	30.58 KB	-rwxr-xr-x
gd_rotate.c	12.25 KB	-rwxr-xr-x
gd_security.c	692 B	-rwxr-xr-x
gd_ss.c	1.27 KB	-rwxr-xr-x
gd_tga.c	8.61 KB	-rwxr-xr-x
gd_tga.h	1.66 KB	-rwxr-xr-x
gd_tiff.c	25.85 KB	-rwxr-xr-x
gd_topal.c	55.18 KB	-rwxr-xr-x
gd_transform.c	1.48 KB	-rwxr-xr-x
gd_version.c	827 B	-rwxr-xr-x
gd_wbmp.c	6.54 KB	-rwxr-xr-x
gd_webp.c	4.25 KB	-rwxr-xr-x
gd_xbm.c	5.68 KB	-rwxr-xr-x
gdcache.c	5.14 KB	-rwxr-xr-x
gdcache.h	2.83 KB	-rwxr-xr-x
gdcmpgif.c	1.86 KB	-rwxr-xr-x
gddemo.c	5.42 KB	-rwxr-xr-x
gdfontg.c	109.84 KB	-rwxr-xr-x
gdfontg.h	553 B	-rwxr-xr-x
gdfontl.c	104.83 KB	-rwxr-xr-x
gdfontl.h	551 B	-rwxr-xr-x
gdfontmb.c	76.33 KB	-rwxr-xr-x
gdfontmb.h	519 B	-rwxr-xr-x
gdfonts.c	66.55 KB	-rwxr-xr-x
gdfonts.h	515 B	-rwxr-xr-x
gdfontt.c	36.82 KB	-rwxr-xr-x
gdfontt.h	546 B	-rwxr-xr-x
gdft.c	49.23 KB	-rwxr-xr-x
gdfx.c	13.52 KB	-rwxr-xr-x
gdfx.h	2.34 KB	-rwxr-xr-x
gdhelpers.c	1.51 KB	-rwxr-xr-x
gdhelpers.h	2.31 KB	-rwxr-xr-x
gdkanji.c	11.97 KB	-rwxr-xr-x
gdparttopng.c	1.23 KB	-rwxr-xr-x
gdpp.cxx	6.43 KB	-rwxr-xr-x
gdpp.h	50.94 KB	-rwxr-xr-x
gdtables.c	4.67 KB	-rwxr-xr-x
gdtest.c	10.27 KB	-rwxr-xr-x
gdtestft.c	5.54 KB	-rwxr-xr-x
gdtopng.c	1.01 KB	-rwxr-xr-x
gdxpm.c	4.64 KB	-rwxr-xr-x
gifanimtest.c	682 B	-rwxr-xr-x
giftogd2.c	1.12 KB	-rwxr-xr-x
jisx0208.h	73.71 KB	-rwxr-xr-x
pngtogd.c	1.03 KB	-rwxr-xr-x
pngtogd2.c	1.23 KB	-rwxr-xr-x
snprintf.c	585 B	-rwxr-xr-x
testac.c	4.14 KB	-rwxr-xr-x
testtr.c	1.33 KB	-rwxr-xr-x
wbmp.c	6.18 KB	-rwxr-xr-x
wbmp.h	1.2 KB	-rwxr-xr-x
webpng.c	6.44 KB	-rwxr-xr-x

Code Editor : gdpp.cxx

/* *****************************************************************************
** $Id$
** Initial file written and documented by:
** Kevin Shepherd <kshepherd@php.net> December 2007
** of Scarlet Line http://www.scarletline.com/
*******************************************************************************/
/** \file gdpp.cxx
	\brief Implements the non-trivial methods of GD::Image.
	
	Implementation of the more complex methods defined
	in gdpp.h.
	Notably includes the methods which determine the image file
	format of a file before reading it into memory.
*/
#ifdef __cplusplus
#include "gdpp.h"

namespace GD
	{
	/**
		Load an image from a file, after attempting to
		determine it's image file format. 
		Invoke CreateFrom with an already opened
		pointer to a file containing the desired image. 
		CreateFrom does not close the file.
		\param[in] in An opened FILE * pointer.
		\return true for success, or false if unable to load the image (most often because the 
		file is corrupt or does not contain a recognized image format). 
		You can call Width() and Height() member functions of the image to determine its size.
	*/
	bool Image::CreateFrom(FILE * in)
		{
		bool rtn;
		int c = fgetc(in);
		ungetc(c, in);
		switch (c)
			{
		/* PNG
		The first eight bytes of a PNG file always contain the following (decimal) values:
		   0x89 0x50 0x4E 0x47 0x0D 0x0A 0x1A 0x0A
		   == .PNG\r\n.\n
		*/
#ifdef HAVE_LIBPNG
		case 0x89: // PNG
			rtn = CreateFromPng(in);
			break;
#endif
		/* GIF
			0x47 0x49 0x46
		*/
		case 0x47: // GIF
			rtn = CreateFromGif(in);
			break;
#ifdef HAVE_LIBJPEG
		/* JPEG
		A JFIF-standard file will start with the four bytes (hex) FF D8 FF E0,
		    followed by two variable bytes (often hex 00 10), followed by 'JFIF'.		
		*/
		case 0xFF: // JPEG
			rtn = CreateFromJpeg(in);
			break;
#endif
		/* WBMP
		WBMP Type 0: B/W, Uncompressed bitmap is the only gd supported type		
		*/
		case 0x00: // WBMP
			rtn = CreateFromWBMP(in);
			break;
		/* GD2
			0x67 0x64 0x32 0x00 
			== GD2\0
		Starts with gd2 
		*/
		case 0x67: // GD2
			rtn = CreateFromGd2(in);
			break;
		/* GD
			0xFF 0xFE
			or 
			0xFF 0xFF 
			Conflicts with Jpeg
		*/
		/* XBM
			#define test_width 16
			#define test_height 7
		*/	
		case 0x23: // XBM
			rtn = CreateFromXbm(in);
			break;
		default:
			rtn = false;
			break;
			}
		return rtn; 
		}

/**
		Load an image from a standard input stream, after attempting to
		determine it's image file format. 
		Invoke CreateFrom with an already opened stream
		containing the desired image. 
		CreateFrom does not close the stream.
		\param[in] in An opened standard library input stream.
		\return true for success, or false if unable to load the image (most often because the 
		file is corrupt or does not contain a recognized image format). 
		You can call Width() and Height() member functions of the image to determine its size.
		Example usage, convert anything to gif:
		#include <fstream>
		#include <gdpp.h>

std::ifstream in("image.xxx", std::ios_base::in | std::ios_base::binary );
		GD::Image im;
		im.CreateFrom(in);
		if (im.good())
			{
			std::ofstream out("image.gif", std::ios_base::out | std::ios_base::binary );
			im.Gif(out);
			}
	*/
	bool Image::CreateFrom(std::istream & in)
		{
		bool rtn;
		switch (in.peek())
			{
#ifdef HAVE_LIBPNG
		/* PNG
		The first eight bytes of a PNG file always contain the following (decimal) values:
		   0x89 0x50 0x4E 0x47 0x0D 0x0A 0x1A 0x0A
		   == .PNG\r\n.\n
		*/
		case 0x89: // PNG
			rtn = CreateFromPng(in);
			break;
#endif

/* GIF
			0x47 0x49 0x46
		*/
		case 0x47: // GIF
			rtn = CreateFromGif(in);
			break;

#ifdef HAVE_LIBJPEG
		/* JPEG
		A JFIF-standard file will start with the four bytes (hex) FF D8 FF E0,
		    followed by two variable bytes (often hex 00 10), followed by 'JFIF'.		
		*/
		case 0xFF: // JPEG
			rtn = CreateFromJpeg(in);
			break;
#endif

/* WBMP
		WBMP Type 0: B/W, Uncompressed bitmap is the only gd supported type		
		*/
		case 0x00: // WBMP
			rtn = CreateFromWBMP(in);
			break;
		/* GD2
			0x67 0x64 0x32 0x00 
			== GD2\0
		Starts with gd2 
		*/
		case 0x67: // GD2
			rtn = CreateFromGd2(in);
			break;
		/* GD
			0xFF 0xFE
			or 
			0xFF 0xFF 
			Conflicts with Jpeg
		*/
		default:
			rtn = false;
			break;
			}
		return rtn; 
		}

/**
		Load an image from an in-RAM memory block, after attempting to
		determine it's image format. 
		CreateFrom does not de-allocate the memory.
		\param[in] size The byte count of the memory block.
		\param[in] data A pointer to the memory block.
		\return true for success, or false if unable to load the image (most often because the 
		formatting is corrupt or does not contain a recognized image format). 
		You can call Width() and Height() member functions of the image to determine its size.
	*/
	bool Image::CreateFrom(int size, void * data)
		{
		bool rtn;
		switch (((unsigned char * )data)[0])
			{

#ifdef HAVE_LIBPNG
		/* PNG
		The first eight bytes of a PNG file always contain the following (decimal) values:
		   0x89 0x50 0x4E 0x47 0x0D 0x0A 0x1A 0x0A
		   == .PNG\r\n.\n
		*/
		case 0x89: // PNG
			rtn = CreateFromPng(size, data);
			break;
#endif
		/* GIF
			0x47 0x49 0x46
		*/
		case 0x47: // GIF
			rtn = CreateFromGif(size, data);
			break;

/* WBMP
		WBMP Type 0: B/W, Uncompressed bitmap is the only gd supported type		
		*/
		case 0x00: // WBMP
			rtn = CreateFromWBMP(size, data);
			break;
		/* GD2
			0x67 0x64 0x32 0x00 
			== GD2\0
		Starts with gd2 
		*/
		case 0x67: // GD2
			rtn = CreateFromGd2(size, data);
			break;
		/* GD
			0xFF 0xFE
			or 
			0xFF 0xFF 
			Conflicts with Jpeg
		*/
		default:
			rtn = false;
			break;
			}
		return rtn; 
		}
	} // namespace GD
/**
	Load an image from a standard input stream, regardless of it's image file format. 
	You can call Width() and Height() member functions of the image to determine its size.
	Example usage, convert anything to gif:
	#include <fstream>
	#include <gdpp.h>

std::ifstream in("image.xxx", std::ios_base::in | std::ios_base::binary );
	GD::Image im;
	in >> im;
	if (im.good())
		{
		std::ofstream out("image.gif", std::ios_base::out | std::ios_base::binary );
		im.Gif(out);
		}
*/
std::istream & operator>> (std::istream & in, GD::Image & img)
	{
	img.CreateFrom(in);
	return in;
	}

#endif /* __cplusplus */

${this.title}

Code Editor : gdpp.cxx