Fixed clippy complaints

src/compression/dct.rs

@@ -100,6 +100,9 @@ pub fn idct(input: &[f32], width: usize, height: usize) -> Vec<u8> {
 ///
 /// Instead of using this, use the [`quantization_matrix`] function to
 /// get a quantization matrix corresponding to the image quality value.
+///
+/// TODO: In the future, it would be cool to figure out how to generate a
+/// quantization matrix of any size.
 const BASE_QUANTIZATION_MATRIX: [u16; 64] = [
     16, 11, 10, 16,  24,  40,  51,  61,
     12, 12, 14, 19,  26,  58,  60,  55,

src/lib.rs

@@ -18,8 +18,10 @@
 //! let width = 2;
 //! let height = 2;
 //! let bitmap = vec![
-//!     255, 255, 255, 255, 0, 255, 0, 128,
-//!     255, 255, 255, 255, 0, 255, 0, 128
+//!     0xFF, 0xFF, 0xFF, 0xFF,
+//!     0x00, 0x80, 0x00, 0x80,
+//!     0xFF, 0xFF, 0xFF, 0xFF,
+//!     0x00, 0x80, 0x00, 0x80,
 //! ];
 //!
 //! // Create a 2×2 image in memory. Nothing is compressed or encoded

src/operations.rs

@@ -58,9 +58,9 @@ pub fn add_rows(width: u32, height: u32, color_format: ColorFormat, data: &[u8])
             // Interleave the offset alpha into the RGB bytes
             data[rgb_index..rgb_index + width as usize * (color_format.pbc() - 1)]
                 .chunks(color_format.pbc() - 1)
-                .zip(data[alpha_index..alpha_index + width as usize].into_iter())
+                .zip(data[alpha_index..alpha_index + width as usize].iter())
                 .flat_map(|(a, b)| {
-                    a.into_iter().chain(vec![b])
+                    a.iter().chain(vec![b])
                 })
                 .copied()
                 .collect()

src/picture.rs

@@ -264,5 +264,5 @@ fn decode_varint_stream(stream: &[u8]) -> Vec<i16> {
 pub fn open<P: AsRef<Path>>(path: P) -> Result<SquishyPicture, Error> {
     let input = File::open(path)?;
 
-    Ok(SquishyPicture::decode(input)?)
+    SquishyPicture::decode(input)
 }