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-rw-r--r--vendor/tiff/src/encoder/compression/mod.rs60
1 files changed, 0 insertions, 60 deletions
diff --git a/vendor/tiff/src/encoder/compression/mod.rs b/vendor/tiff/src/encoder/compression/mod.rs
deleted file mode 100644
index 04baef3..0000000
--- a/vendor/tiff/src/encoder/compression/mod.rs
+++ /dev/null
@@ -1,60 +0,0 @@
-use crate::tags::CompressionMethod;
-use std::io::{self, Write};
-
-mod deflate;
-mod lzw;
-mod packbits;
-mod uncompressed;
-
-pub use self::deflate::{Deflate, DeflateLevel};
-pub use self::lzw::Lzw;
-pub use self::packbits::Packbits;
-pub use self::uncompressed::Uncompressed;
-
-/// An algorithm used for compression
-pub trait CompressionAlgorithm {
- /// The algorithm writes data directly into the writer.
- /// It returns the total number of bytes written.
- fn write_to<W: Write>(&mut self, writer: &mut W, bytes: &[u8]) -> Result<u64, io::Error>;
-}
-
-/// An algorithm used for compression with associated enums and optional configurations.
-pub trait Compression: CompressionAlgorithm {
- /// The corresponding tag to the algorithm.
- const COMPRESSION_METHOD: CompressionMethod;
-
- /// Method to optain a type that can store each variant of comression algorithm.
- fn get_algorithm(&self) -> Compressor;
-}
-
-/// An enum to store each compression algorithm.
-pub enum Compressor {
- Uncompressed(Uncompressed),
- Lzw(Lzw),
- Deflate(Deflate),
- Packbits(Packbits),
-}
-
-impl Default for Compressor {
- /// The default compression strategy does not apply any compression.
- fn default() -> Self {
- Compressor::Uncompressed(Uncompressed::default())
- }
-}
-
-impl CompressionAlgorithm for Compressor {
- fn write_to<W: Write>(&mut self, writer: &mut W, bytes: &[u8]) -> Result<u64, io::Error> {
- match self {
- Compressor::Uncompressed(algorithm) => algorithm.write_to(writer, bytes),
- Compressor::Lzw(algorithm) => algorithm.write_to(writer, bytes),
- Compressor::Deflate(algorithm) => algorithm.write_to(writer, bytes),
- Compressor::Packbits(algorithm) => algorithm.write_to(writer, bytes),
- }
- }
-}
-
-#[cfg(test)]
-mod tests {
- pub const TEST_DATA: &'static [u8] =
- b"This is a string for checking various compression algorithms.";
-}