Method to_file

src/opencv/mod.rs:234–246

Writes the image into a file. The file format that is written depends on the extension of the filename. Supported formats are JPEG, PNG, PPM, PGM, PBM. Returns `false` if file could not be written and `true` on success.

(&self, fname: &str)

    /// Supported formats are JPEG, PNG, PPM, PGM, PBM. Returns `false` if file
    /// could not be written and `true` on success.
    fn to_file(&self, fname: &str) -> bool {

        let mut s = fname.to_string();
        s.push('\0');
        unsafe {
            let r = cvSaveImage(
                s.as_ptr()      as *const c_char, 
                self.buffer()   as *const CvArr,
                0               as *const c_int
            );
            r != 0
        }
    }

    /// Copies an area from the given image at location `(x,y )` with width `width`
    /// and height `height` into this image at position `(dstx, dsty)`.