Fix warnings

src/printer/block.rs

@@ -40,7 +40,7 @@ fn print_to_writecolor(
     adjust_offset(stdout, &Config { x: 0, ..*config })?;
 
     // resize the image so that it fits in the constraints, if any
-    let img = super::resize(&img, config.width, config.height);
+    let img = super::resize(img, config.width, config.height);
     let (width, height) = img.dimensions();
 
     let mut row_color_buffer: Vec<ColorSpec> = vec![ColorSpec::new(); width as usize];

src/printer/iterm.rs

@@ -69,7 +69,7 @@ fn print_buffer(
 ) -> ViuResult<(u32, u32)> {
     adjust_offset(stdout, config)?;
 
-    let (w, h) = find_best_fit(&img, config.width, config.height);
+    let (w, h) = find_best_fit(img, config.width, config.height);
 
     writeln!(
         stdout,

src/printer/kitty.rs

@@ -130,7 +130,7 @@ fn print_local(
     adjust_offset(stdout, config)?;
 
     // get the desired width and height
-    let (w, h) = find_best_fit(&img, config.width, config.height);
+    let (w, h) = find_best_fit(img, config.width, config.height);
 
     write!(
         stdout,
@@ -164,7 +164,7 @@ fn print_remote(
 
     adjust_offset(stdout, config)?;
 
-    let (w, h) = find_best_fit(&img, config.width, config.height);
+    let (w, h) = find_best_fit(img, config.width, config.height);
 
     let first_chunk: String = iter.by_ref().take(4096).collect();
 

src/printer/mod.rs

@@ -213,7 +213,7 @@ mod tests {
 
     fn test_adjust_offset_output(config: &Config, str: &str) {
         let mut vec = Vec::new();
-        adjust_offset(&mut vec, &config).unwrap();
+        adjust_offset(&mut vec, config).unwrap();
         assert_eq!(std::str::from_utf8(&vec).unwrap(), str);
     }
 

src/printer/sixel.rs

@@ -26,7 +26,7 @@ impl Printer for SixelPrinter {
         img: &DynamicImage,
         config: &Config,
     ) -> ViuResult<(u32, u32)> {
-        let (w, h) = find_best_fit(&img, config.width, config.height);
+        let (w, h) = find_best_fit(img, config.width, config.height);
 
         //TODO: the max 1000 width is an xterm bug workaround, other terminals may not be affected
         let resized_img =