value ImageGd (value img,value filename) {
ImageData _img = getImage(img);
FILE *_file = openFileWrite(filename);
gdImageGd(imageImage(_img),_file);
fclose(_file);
return val_null;
}
static void gd_end_graph_to_file(void)
{
/*
* Windows will do \n -> \r\n translations on stdout unless told otherwise.
*/
#ifdef HAVE_SETMODE
#ifdef O_BINARY
setmode(fileno(Output_file), O_BINARY);
#endif
#endif
/*
* Write IM to OUTFILE as a JFIF-formatted JPEG image, using quality
* JPEG_QUALITY. If JPEG_QUALITY is in the range 0-100, increasing values
* represent higher quality but also larger image size. If JPEG_QUALITY is
* negative, the IJG JPEG library's default quality is used (which
* should be near optimal for many applications). See the IJG JPEG
* library documentation for more details. */
#define JPEG_QUALITY -1
if (Output_lang == GD) {
gdImageGd(im, Output_file);
#ifdef HAVE_LIBZ
} else if (Output_lang == GD2) {
#define GD2_CHUNKSIZE 128
#define GD2_RAW 1
#define GD2_COMPRESSED 2
gdImageGd2(im, Output_file, GD2_CHUNKSIZE, GD2_COMPRESSED);
#endif
#ifdef WITH_GIF
} else if (Output_lang == GIF) {
gdImageGif(im, Output_file);
#endif
#ifdef HAVE_LIBPNG
#ifdef HAVE_LIBZ
} else if (Output_lang == PNG) {
gdImagePng(im, Output_file);
#endif
#endif
#ifdef HAVE_LIBJPEG
} else if (Output_lang == JPEG) {
gdImageJpeg(im, Output_file, JPEG_QUALITY);
#endif
} else if (Output_lang == WBMP) {
/* Use black for the foreground color for the B&W wbmp image. */
gdImageWBMP(im, black, Output_file);
#ifdef HAVE_LIBXPM
} else if (Output_lang == XBM) {
gdImageXbm(im, Output_file);
#endif
}
if (ImageDict) {
dtclose(ImageDict); ImageDict = 0;
}
gdImageDestroy(im);
#ifdef MYTRACE
fprintf(stderr,"gd_end_graph_to_file\n");
#endif
}
int main(int argc, char **argv)
{
#ifdef WITH_GIF
gdImagePtr im;
FILE *in, *out;
if (argc != 3) {
fprintf(stderr, "Usage: giftogd filename.gif filename.gd\n");
exit(1);
}
in = fopen(argv[1], "rb");
if (!in) {
fprintf(stderr, "Input file does not exist!\n");
exit(1);
}
im = gdImageCreateFromGif(in);
fclose(in);
if (!im) {
fprintf(stderr, "Input is not in GIF format!\n");
exit(1);
}
out = fopen(argv[2], "wb");
if (!out) {
fprintf(stderr, "Output file cannot be written to!\n");
gdImageDestroy(im);
exit(1);
}
gdImageGd(im, out);
fclose(out);
gdImageDestroy(im);
#else
fprintf (stderr, "GIF support is not available.\n");
#endif
}
int main(int argc, char **argv)
{
gdImagePtr im;
FILE *in, *out;
if (argc != 3) {
fprintf(stderr, "Usage: pngtogd filename.png filename.gd\n");
exit(1);
}
in = fopen(argv[1], "rb");
if (!in) {
fprintf(stderr, "Input file does not exist!\n");
exit(1);
}
im = gdImageCreateFromPng(in);
fclose(in);
if (!im) {
fprintf(stderr, "Input is not in PNG format!\n");
exit(1);
}
out = fopen(argv[2], "wb");
if (!out) {
fprintf(stderr, "Output file cannot be written to!\n");
gdImageDestroy(im);
exit(1);
}
gdImageGd(im, out);
fclose(out);
gdImageDestroy(im);
return 0;
}
int main()
{
gdImagePtr im;
im = gdImageCreateFromGd(NULL);
if (im != NULL) {
gdImageDestroy(im);
return 1;
}
gdImageGd(im, NULL); /* noop safely */
return 0;
}
bool WriteGDImage(const char * filepath, gdImagePtr gdImg, u8 format, u8 compression)
{
if(gdImg == 0)
return false;
FILE * file = fopen(filepath, "wb");
if(!file)
return false;
switch(format)
{
default:
case IMAGE_PNG:
gdImagePng(gdImg, file);
break;
case IMAGE_JPEG:
gdImageJpeg(gdImg, file, LIMIT(100-compression, 0, 100));
break;
case IMAGE_GIF:
gdImageGif(gdImg, file);
break;
case IMAGE_TIFF:
gdImageTiff(gdImg, file);
break;
case IMAGE_BMP:
gdImageBmp(gdImg, file, compression > 9 ? 9 : compression);
break;
case IMAGE_GD:
gdImageGd(gdImg, file);
break;
case IMAGE_GD2:
gdImageGd2(gdImg, file, 0, LIMIT(compression+1, 1, 2));
break;
}
fclose(file);
return true;
}
int
main (int argc, char **argv)
{
#ifdef HAVE_LIBPNG
gdImagePtr im, ref, im2, im3;
FILE *in, *out;
void *iptr;
int sz;
char of[256];
int colRed, colBlu;
gdSource imgsrc;
gdSink imgsnk;
int foreground;
int i;
if (argc != 2)
{
fprintf (stderr, "Usage: gdtest filename.png\n");
exit (1);
}
in = fopen (argv[1], "rb");
if (!in)
{
fprintf (stderr, "Input file does not exist!\n");
exit (1);
}
im = gdImageCreateFromPng (in);
rewind (in);
ref = gdImageCreateFromPng (in);
fclose (in);
printf ("Reference File has %d Palette entries\n", ref->colorsTotal);
CompareImages ("Initial Versions", ref, im);
/* */
/* Send to PNG File then Ptr */
/* */
#ifdef VMS
sprintf (of, "%s-png", argv[1]);
#else
sprintf (of, "%s.png", argv[1]);
#endif
out = fopen (of, "wb");
gdImagePng (im, out);
fclose (out);
in = fopen (of, "rb");
if (!in)
{
fprintf (stderr, "PNG Output file does not exist!\n");
exit (1);
}
im2 = gdImageCreateFromPng (in);
fclose (in);
CompareImages ("GD->PNG File->GD", ref, im2);
unlink (of);
gdImageDestroy (im2);
/* 2.0.21: use the new From*Ptr functions */
iptr = gdImagePngPtr (im, &sz);
im2 = gdImageCreateFromPngPtr (sz, iptr);
gdFree (iptr);
CompareImages ("GD->PNG ptr->GD", ref, im2);
gdImageDestroy (im2);
/* */
/* Send to GD2 File then Ptr */
/* */
#ifdef VMS
sprintf (of, "%s-gd2", argv[1]);
#else
sprintf (of, "%s.gd2", argv[1]);
#endif
out = fopen (of, "wb");
gdImageGd2 (im, out, 128, 2);
fclose (out);
in = fopen (of, "rb");
if (!in)
{
fprintf (stderr, "GD2 Output file does not exist!\n");
exit (1);
}
im2 = gdImageCreateFromGd2 (in);
fclose (in);
CompareImages ("GD->GD2 File->GD", ref, im2);
unlink (of);
gdImageDestroy (im2);
iptr = gdImageGd2Ptr (im, 128, 2, &sz);
/*printf("Got ptr %d (size %d)\n",iptr, sz); */
im2 = gdImageCreateFromGd2Ptr (sz, iptr);
gdFree (iptr);
/*printf("Got img2 %d\n",im2); */
CompareImages ("GD->GD2 ptr->GD", ref, im2);
gdImageDestroy (im2);
/* */
/* Send to GD File then Ptr */
/* */
#ifdef VMS
sprintf (of, "%s-gd", argv[1]);
#else
sprintf (of, "%s.gd", argv[1]);
#endif
out = fopen (of, "wb");
gdImageGd (im, out);
fclose (out);
in = fopen (of, "rb");
if (!in)
{
fprintf (stderr, "GD Output file does not exist!\n");
exit (1);
}
im2 = gdImageCreateFromGd (in);
fclose (in);
CompareImages ("GD->GD File->GD", ref, im2);
unlink (of);
gdImageDestroy (im2);
iptr = gdImageGdPtr (im, &sz);
/*printf("Got ptr %d (size %d)\n",iptr, sz); */
im2 = gdImageCreateFromGdPtr (sz, iptr);
gdFree (iptr);
/*printf("Got img2 %d\n",im2); */
CompareImages ("GD->GD ptr->GD", ref, im2);
gdImageDestroy (im2);
/*
* Test gdImageCreateFromPngSource'
*/
in = fopen (argv[1], "rb");
imgsrc.source = freadWrapper;
imgsrc.context = in;
im2 = gdImageCreateFromPngSource (&imgsrc);
fclose (in);
if (im2 == NULL)
{
printf
("GD Source: ERROR Null returned by gdImageCreateFromPngSource\n");
}
else
{
CompareImages ("GD Source", ref, im2);
gdImageDestroy (im2);
};
/*
* Test gdImagePngToSink'
*/
#ifdef VMS
sprintf (of, "%s-snk", argv[1]);
#else
sprintf (of, "%s.snk", argv[1]);
#endif
out = fopen (of, "wb");
imgsnk.sink = fwriteWrapper;
imgsnk.context = out;
gdImagePngToSink (im, &imgsnk);
fclose (out);
in = fopen (of, "rb");
if (!in)
{
fprintf (stderr,
"GD Sink: ERROR - GD Sink Output file does not exist!\n");
}
else
{
im2 = gdImageCreateFromPng (in);
fclose (in);
CompareImages ("GD Sink", ref, im2);
gdImageDestroy (im2);
};
unlink (of);
/* */
/* Test Extraction */
/* */
in = fopen ("test/gdtest_200_300_150_100.png", "rb");
if (!in)
{
fprintf (stderr, "gdtest_200_300_150_100.png does not exist!\n");
exit (1);
}
im2 = gdImageCreateFromPng (in);
fclose (in);
in = fopen ("test/gdtest.gd2", "rb");
if (!in)
{
fprintf (stderr, "gdtest.gd2 does not exist!\n");
exit (1);
}
im3 = gdImageCreateFromGd2Part (in, 200, 300, 150, 100);
fclose (in);
CompareImages ("GD2Part (gdtest_200_300_150_100.png, gdtest.gd2(part))",
im2, im3);
gdImageDestroy (im2);
gdImageDestroy (im3);
/* */
/* Copy Blend */
/* */
in = fopen ("test/gdtest.png", "rb");
if (!in)
{
fprintf (stderr, "gdtest.png does not exist!\n");
exit (1);
}
im2 = gdImageCreateFromPng (in);
fclose (in);
im3 = gdImageCreate (100, 60);
colRed = gdImageColorAllocate (im3, 255, 0, 0);
colBlu = gdImageColorAllocate (im3, 0, 0, 255);
gdImageFilledRectangle (im3, 0, 0, 49, 30, colRed);
gdImageFilledRectangle (im3, 50, 30, 99, 59, colBlu);
gdImageCopyMerge (im2, im3, 150, 200, 10, 10, 90, 50, 50);
gdImageCopyMerge (im2, im3, 180, 70, 10, 10, 90, 50, 50);
gdImageCopyMergeGray (im2, im3, 250, 160, 10, 10, 90, 50, 50);
gdImageCopyMergeGray (im2, im3, 80, 70, 10, 10, 90, 50, 50);
gdImageDestroy (im3);
in = fopen ("test/gdtest_merge.png", "rb");
if (!in)
{
fprintf (stderr, "gdtest_merge.png does not exist!\n");
exit (1);
}
im3 = gdImageCreateFromPng (in);
fclose (in);
printf ("[Merged Image has %d colours]\n", im2->colorsTotal);
CompareImages ("Merged (gdtest.png, gdtest_merge.png)", im2, im3);
gdImageDestroy (im2);
gdImageDestroy (im3);
#ifdef HAVE_LIBJPEG
out = fopen ("test/gdtest.jpg", "wb");
if (!out)
{
fprintf (stderr, "Can't create file test/gdtest.jpg.\n");
exit (1);
}
gdImageJpeg (im, out, -1);
fclose (out);
in = fopen ("test/gdtest.jpg", "rb");
if (!in)
{
fprintf (stderr, "Can't open file test/gdtest.jpg.\n");
exit (1);
}
im2 = gdImageCreateFromJpeg (in);
fclose (in);
if (!im2)
{
fprintf (stderr, "gdImageCreateFromJpeg failed.\n");
exit (1);
}
gdImageDestroy (im2);
printf ("Created test/gdtest.jpg successfully. Compare this image\n"
"to the input image manually. Some difference must be\n"
"expected as JPEG is a lossy file format.\n");
#endif /* HAVE_LIBJPEG */
/* Assume the color closest to black is the foreground
color for the B&W wbmp image. */
fprintf (stderr,
"NOTE: the WBMP output image will NOT match the original unless the original\n"
"is also black and white. This is OK!\n");
foreground = gdImageColorClosest (im, 0, 0, 0);
fprintf (stderr, "Foreground index is %d\n", foreground);
if (foreground == -1)
{
fprintf (stderr, "Source image has no colors, skipping wbmp test.\n");
}
else
{
out = fopen ("test/gdtest.wbmp", "wb");
if (!out)
{
fprintf (stderr, "Can't create file test/gdtest.wbmp.\n");
exit (1);
}
gdImageWBMP (im, foreground, out);
fclose (out);
in = fopen ("test/gdtest.wbmp", "rb");
if (!in)
{
fprintf (stderr, "Can't open file test/gdtest.wbmp.\n");
exit (1);
}
im2 = gdImageCreateFromWBMP (in);
fprintf (stderr, "WBMP has %d colors\n", gdImageColorsTotal (im2));
fprintf (stderr, "WBMP colors are:\n");
for (i = 0; (i < gdImageColorsTotal (im2)); i++)
{
fprintf (stderr, "%02X%02X%02X\n",
gdImageRed (im2, i),
gdImageGreen (im2, i), gdImageBlue (im2, i));
}
fclose (in);
if (!im2)
{
fprintf (stderr, "gdImageCreateFromWBMP failed.\n");
exit (1);
}
CompareImages ("WBMP test (gdtest.png, gdtest.wbmp)", ref, im2);
out = fopen ("test/gdtest_wbmp_to_png.png", "wb");
if (!out)
{
fprintf (stderr,
"Can't create file test/gdtest_wbmp_to_png.png.\n");
exit (1);
}
gdImagePng (im2, out);
fclose (out);
gdImageDestroy (im2);
}
gdImageDestroy (im);
gdImageDestroy (ref);
#else
fprintf (stderr, "No PNG library support.\n");
#endif /* HAVE_LIBPNG */
return 0;
}
static void gd_end_graph(void)
{
if (!im || external_surface)
return;
/*
* Windows will do \n -> \r\n translations on stdout unless told otherwise.
*/
#ifdef HAVE_SETMODE
#ifdef O_BINARY
setmode(fileno(Output_file), O_BINARY);
#endif
#endif
/* Only save the alpha channel in outputs that support it if
the base color was transparent. Otherwise everything
was blended so there is no useful alpha info */
if (im->trueColor) {
if (is_format_truecolor_capable(Output_lang))
gdImageSaveAlpha(im, TRUE);
else
gdImageTrueColorToPalette(im, 0, 256);
}
if (Output_lang == GD) {
gdImageGd(im, Output_file);
#ifdef HAVE_LIBZ
} else if (Output_lang == GD2) {
#define GD2_CHUNKSIZE 128
#define GD2_RAW 1
#define GD2_COMPRESSED 2
gdImageGd2(im, Output_file, GD2_CHUNKSIZE, GD2_COMPRESSED);
#endif
#ifdef HAVE_GD_GIF
} else if (Output_lang == GIF) {
gdImageGif(im, Output_file);
#endif
#ifdef HAVE_GD_JPEG
} else if (Output_lang == JPEG) {
/*
* Write IM to OUTFILE as a JFIF-formatted JPEG image, using
* quality JPEG_QUALITY. If JPEG_QUALITY is in the range
* 0-100, increasing values represent higher quality but
* also larger image size. If JPEG_QUALITY is negative, the
* IJG JPEG library's default quality is used (which should
* be near optimal for many applications). See the IJG JPEG
* library documentation for more details.
*/
#define JPEG_QUALITY -1
gdImageJpeg(im, Output_file, JPEG_QUALITY);
#endif
#ifdef HAVE_GD_PNG
} else if (Output_lang == PNG) {
gdImagePng(im, Output_file);
#endif
} else if (Output_lang == WBMP) {
/* Use black for the foreground color for the B&W wbmp image. */
gdImageWBMP(im, black, Output_file);
#ifdef HAVE_GD_XPM
} else if (Output_lang == XBM) {
gdImageXbm(im, Output_file);
#endif
}
gd_freeusershapes();
gdImageDestroy(im);
#ifdef MYTRACE
fprintf(stderr, "gd_end_graph_to_file\n");
#endif
}
