apply clippy

benches/color_benchmark.rs

@@ -19,16 +19,15 @@ fn gray_iter(image: &Image<f32, 3>) -> Image<u8, 1> {
             let r = image.data[[y, x, 0]];
             let g = image.data[[y, x, 1]];
             let b = image.data[[y, x, 2]];
-            let gray_pixel = (76. * r as f32 + 150. * g as f32 + 29. * b as f32) / 255.;
+            let gray_pixel = (76. * r + 150. * g + 29. * b) / 255.;
             gray_image.data[[y, x, 0]] = gray_pixel as u8;
         }
     }
     gray_image
 }
 
 fn gray_vec(image: &Image<f32, 3>) -> Image<u8, 1> {
-    // convert to f32
-    let mut image_f32 = image.data.mapv(|x| x as f32);
+    let mut image_f32 = image.data.mapv(|x| x);
 
     // get channels
     let mut binding = image_f32.view_mut();
@@ -43,7 +42,7 @@ fn gray_vec(image: &Image<f32, 3>) -> Image<u8, 1> {
 }
 
 #[cfg(feature = "candle")]
-fn gray_candle(image: Image) -> Image {
+fn gray_candle(image: Image<f32, 3>) -> Image<u8, 3> {
     let image_data = image.data.as_slice().unwrap();
     let shape = (image.image_size().height, image.image_size().width, 3);
 
@@ -79,7 +78,7 @@ fn gray_candle(image: Image) -> Image {
         }
     };
 
-    Image::from_shape_vec([shape.0, shape.1, shape.2], data)
+    Image::new(image.image_size(), data).unwrap()
 }
 
 fn gray_image_crate(image: &Image<u8, 3>) -> Image<u8, 1> {

examples/binarize.rs

@@ -1,5 +1,4 @@
 use kornia_rs::io::functions as F;
-use rerun;
 
 fn main() -> Result<(), Box<dyn std::error::Error>> {
     // read the image

examples/imgproc.rs

@@ -1,5 +1,4 @@
 use kornia_rs::io::functions as F;
-use rerun;
 
 fn main() -> Result<(), Box<dyn std::error::Error>> {
     // read the image

examples/rerun_viz.rs

@@ -1,5 +1,4 @@
 use kornia_rs::io::functions as F;
-use rerun;
 
 fn main() -> Result<(), Box<dyn std::error::Error>> {
     // read the image

src/io/functions.rs

@@ -17,7 +17,10 @@ use super::jpeg::{ImageDecoder, ImageEncoder};
 pub fn read_image_jpeg(file_path: &Path) -> Result<Image<u8, 3>> {
     // verify the file exists and is a JPEG
     if !file_path.exists() {
-        return Err(anyhow::anyhow!("File does not exist: {}", file_path.to_str().unwrap()).into());
+        return Err(anyhow::anyhow!(
+            "File does not exist: {}",
+            file_path.to_str().unwrap()
+        ));
     }
 
     let file_path = match file_path.extension() {

src/resize.rs

@@ -222,7 +222,7 @@ mod tests {
                 width: 4,
                 height: 5,
             },
-            vec![0f32; 4 * 5 * 1],
+            vec![0f32; 4 * 5],
         )
         .unwrap();
         let image_resized = super::resize(