pub struct Encoder<W, E = DefaultLz77Encoder> { /* private fields */ }Expand description
DEFLATE encoder.
Implementations§
Source§impl<W> Encoder<W, DefaultLz77Encoder>where
W: Write,
impl<W> Encoder<W, DefaultLz77Encoder>where
W: Write,
Sourcepub fn new(inner: W) -> Self
pub fn new(inner: W) -> Self
Makes a new encoder instance.
Encoded DEFLATE stream is written to inner.
§Examples
use core2::io::Write;
use libflate::deflate::Encoder;
let mut encoder = Encoder::new(Vec::new());
encoder.write_all(b"Hello World!".as_ref()).unwrap();
assert_eq!(encoder.finish().into_result().unwrap(),
[5, 192, 49, 13, 0, 0, 8, 3, 65, 43, 224, 6, 7, 24, 128, 237,
147, 38, 245, 63, 244, 230, 65, 181, 50, 215, 1]);Source§impl<W, E> Encoder<W, E>where
W: Write,
E: Lz77Encode,
impl<W, E> Encoder<W, E>where
W: Write,
E: Lz77Encode,
Sourcepub fn with_options(inner: W, options: EncodeOptions<E>) -> Self
pub fn with_options(inner: W, options: EncodeOptions<E>) -> Self
Makes a new encoder instance with specified options.
Encoded DEFLATE stream is written to inner.
§Examples
use core2::io::Write;
use libflate::deflate::{Encoder, EncodeOptions};
let options = EncodeOptions::new().no_compression();
let mut encoder = Encoder::with_options(Vec::new(), options);
encoder.write_all(b"Hello World!".as_ref()).unwrap();
assert_eq!(encoder.finish().into_result().unwrap(),
[1, 12, 0, 243, 255, 72, 101, 108, 108, 111, 32, 87, 111,
114, 108, 100, 33]);Sourcepub fn finish(self) -> Finish<W, Error>
pub fn finish(self) -> Finish<W, Error>
Flushes internal buffer and returns the inner stream.
§Examples
use core2::io::Write;
use libflate::deflate::Encoder;
let mut encoder = Encoder::new(Vec::new());
encoder.write_all(b"Hello World!".as_ref()).unwrap();
assert_eq!(encoder.finish().into_result().unwrap(),
[5, 192, 49, 13, 0, 0, 8, 3, 65, 43, 224, 6, 7, 24, 128, 237,
147, 38, 245, 63, 244, 230, 65, 181, 50, 215, 1]);Sourcepub fn as_inner_ref(&self) -> &W
pub fn as_inner_ref(&self) -> &W
Returns the immutable reference to the inner stream.
Sourcepub fn as_inner_mut(&mut self) -> &mut W
pub fn as_inner_mut(&mut self) -> &mut W
Returns the mutable reference to the inner stream.
Sourcepub fn into_inner(self) -> W
pub fn into_inner(self) -> W
Unwraps the Encoder, returning the inner stream.
Trait Implementations§
Source§impl<W, E> Write for Encoder<W, E>where
W: Write,
E: Lz77Encode,
impl<W, E> Write for Encoder<W, E>where
W: Write,
E: Lz77Encode,
Source§fn write(&mut self, buf: &[u8]) -> Result<usize>
fn write(&mut self, buf: &[u8]) -> Result<usize>
Writes a buffer into this writer, returning how many bytes were written. Read more
Source§fn flush(&mut self) -> Result<()>
fn flush(&mut self) -> Result<()>
Flushes this output stream, ensuring that all intermediately buffered
contents reach their destination. Read more
Source§fn is_write_vectored(&self) -> bool
fn is_write_vectored(&self) -> bool
🔬This is a nightly-only experimental API. (
can_vector)1.0.0 · Source§fn write_all(&mut self, buf: &[u8]) -> Result<(), Error>
fn write_all(&mut self, buf: &[u8]) -> Result<(), Error>
Attempts to write an entire buffer into this writer. Read more
Source§fn write_all_vectored(&mut self, bufs: &mut [IoSlice<'_>]) -> Result<(), Error>
fn write_all_vectored(&mut self, bufs: &mut [IoSlice<'_>]) -> Result<(), Error>
🔬This is a nightly-only experimental API. (
write_all_vectored)Attempts to write multiple buffers into this writer. Read more
Auto Trait Implementations§
impl<W, E> Freeze for Encoder<W, E>
impl<W, E> RefUnwindSafe for Encoder<W, E>where
W: RefUnwindSafe,
E: RefUnwindSafe,
impl<W, E> Send for Encoder<W, E>
impl<W, E> Sync for Encoder<W, E>
impl<W, E> Unpin for Encoder<W, E>
impl<W, E> UnwindSafe for Encoder<W, E>where
W: UnwindSafe,
E: UnwindSafe,
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more