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QoiDecoder - minor cleanups

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This commit is contained in:
Ivan Smirnov 2022-01-02 00:02:55 +03:00
parent 0eb8a7ade7
commit 4a8c20e0d3
1 changed files with 7 additions and 7 deletions
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14
src/decode.rs
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@ -133,7 +133,7 @@ fn qoi_decode_impl_slice_all(
(4, 4) => qoi_decode_impl_slice::<4, true>(data, out),
_ => {
cold();
return Err(Error::InvalidChannels { channels });
Err(Error::InvalidChannels { channels })
}
}
}
@ -174,28 +174,28 @@ impl<'a> QoiDecoder<'a> {
}
#[inline]
pub fn with_channels(mut self, channels: u8) -> Self {
pub const fn with_channels(mut self, channels: u8) -> Self {
self.channels = channels;
self
}
#[inline]
pub fn channels(&self) -> u8 {
pub const fn channels(&self) -> u8 {
self.channels
}
#[inline]
pub fn header(&self) -> &Header {
pub const fn header(&self) -> &Header {
&self.header
}
#[inline]
pub fn data(self) -> &'a [u8] {
pub const fn data(self) -> &'a [u8] {
self.data
}
#[inline]
pub fn decode_to_buf(&mut self, mut buf: impl AsMut<[u8]>) -> Result<()> {
pub fn decode_to_buf(&mut self, mut buf: impl AsMut<[u8]>) -> Result<usize> {
let buf = buf.as_mut();
let size = self.header.n_pixels() * self.channels as usize;
if unlikely(buf.len() < size) {
@ -204,7 +204,7 @@ impl<'a> QoiDecoder<'a> {
let n_read =
qoi_decode_impl_slice_all(self.data, buf, self.channels, self.header.channels)?;
self.data = &self.data[n_read..]; // can't panic
Ok(())
Ok(size)
}
#[inline]