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MagickCropImage returns a result, and so should crop_image

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Błażej Święcicki
2018-03-29 08:18:51 +00:00
parent 07dd10f9cb
commit 7b4cca3956
1 changed files with 7 additions and 5 deletions
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12
src/wand/magick.rs
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@ -236,11 +236,13 @@ impl MagickWand {
/// Extract a region of the image. The width and height is used as the size /// Extract a region of the image. The width and height is used as the size
/// of the region. X and Y is the offset. /// of the region. X and Y is the offset.
pub fn crop_image(&self, width: usize, height: usize, x: isize, y: isize) { pub fn crop_image(&self, width: usize, height: usize, x: isize, y: isize) -> Result<(), &'static str> {
unsafe { let result = unsafe {
bindings::MagickCropImage( bindings::MagickCropImage(self.wand, width, height, x, y)
self.wand, width as size_t, height as size_t, x as ssize_t, y as ssize_t, };
); match result {
bindings::MagickBooleanType::MagickTrue => Ok(()),
_ => Err("failed to crop image")
} }
} }