ImageMagick 图片剪切
摘要：/* 图片路径 */ const char file_path[] = "D:/studyplace/workplace/cpp/resource/9.gif"; const char resul…
/* 图片路径 */
const char file_path[] = "D:/studyplace/workplace/cpp/resource/9.gif";
const char result_path[] = "D:/studyplace/workplace/cpp/resource/tmp.gif";
/* 普通图片剪切 */
int magick_crop()
{
int rc = 0;
MagickWand* magick_wand = NULL;
// 初始化ImageMagick库
MagickWandGenesis();
// 创建MagickWand对象
magick_wand = NewMagickWand();
// 读取图片文件
if (MagickReadImage(magick_wand, file_path) == MagickFalse) {
printf("Failed to read image\n");
rc = -1;
goto l_out;
}
// 在 (50, 50) 处裁剪出 100x100 大小的区域
if (MagickCropImage(magick_wand, 100, 100, 50, 50) == MagickFalse) {
printf("Failed to crop image\n");
rc = -1;
goto l_e_free;
}
// 保存剪切后的图片
if (MagickWriteImage(magick_wand, result_path) == MagickFalse) {
printf("Failed to write image\n");
rc = -1;
goto l_e_free;
}
magick_wand = DestroyMagickWand(magick_wand);
l_out:
MagickWandTerminus();
return rc;
l_e_free:
magick_wand = DestroyMagickWand(magick_wand);
goto l_out;
}
int main() {
magick_crop();
return 0;
}
