Object c_Gmagick::t_writeimage(CStrRef filename, bool all_frames) {
INSTANCE_METHOD_INJECTION_BUILTIN(Gmagick, Gmagick::writeimage);
checkNotEmpty();
const char *c_filename;
if (filename.isNull()) {
c_filename = MagickGetImageFilename(magick_wand);
if (!c_filename) {
throwException("No image filename specified", FileOpenFatalError);
}
} else {
c_filename = filename->data();
}
int filename_len = strlen(c_filename);
if (!filename_len) {
throwException("Unable to write the image. Empty filename string provided", FileOpenFatalError);
}
int result;
if (all_frames) {
result = MagickWriteImage(magick_wand, c_filename);
} else {
result = MagickWriteImages(magick_wand, c_filename, MagickTrue);
}
checkResult(result);
return this;
}
String c_Gmagick::t_getimagefilename() {
INSTANCE_METHOD_INJECTION_BUILTIN(Gmagick, Gmagick::getimagefilename);
checkNotEmpty();
char *filename = MagickGetImageFilename(magick_wand);
if (!filename) {
return null;
}
return String(filename, strlen(filename), AttachString);
}
int main(int argc, char *argv[])
{
MagickWand *wand = NULL;
MagickBooleanType ret;
char *description;
ExceptionType excep;
if (argc < 2) {
fprintf(stderr, "Usage: %s file\n", argv[0]);
return 1;
}
MagickWandGenesis();
wand = NewMagickWand();
if (wand == NULL) {
description = MagickGetException(wand, &excep);
fprintf(stderr, "%s; %s\n", "NewMagickWand() failed", description);
MagickRelinquishMemory(description);
return 1;
}
ret = MagickReadImage(wand, argv[1]);
if (ret != MagickTrue) {
description = MagickGetException(wand, &excep);
fprintf(stderr, "%s; %s\n", "MagickReadImage() failed", description);
MagickRelinquishMemory(description);
return 1;
}
printf("Format: %s\n", MagickGetImageFormat(wand));
printf("Filename: %s\n", MagickGetImageFilename(wand));
printf("Compression Quality: %ld\n", MagickGetCompressionQuality(wand));
printf("Signature: %s\n", MagickGetImageSignature(wand));
printf("Width: %ld\n", MagickGetImageWidth(wand));
printf("Height: %ld\n", MagickGetImageHeight(wand));
if (wand != NULL) {
DestroyMagickWand(wand);
}
MagickWandTerminus();
return 0;
}
