Switch to zune-jpeg (#268)

]

.github/workflows/rust.yml

@@ -9,14 +9,14 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        rust: ["1.70.0", stable, beta, nightly]
+        rust: ["1.74.0", stable, beta, nightly]
     steps:
     - uses: actions/checkout@v2
 
     - uses: dtolnay/rust-toolchain@nightly
-      if: ${{ matrix.rust == '1.70.0' }}
+      if: ${{ matrix.rust == '1.74.0' }}
     - name: Generate Cargo.lock with minimal-version dependencies
-      if: ${{ matrix.rust == '1.70.0' }}
+      if: ${{ matrix.rust == '1.74.0' }}
       run: cargo -Zminimal-versions generate-lockfile
 
     - uses: dtolnay/rust-toolchain@v1
@@ -29,7 +29,7 @@ jobs:
     - name: build
       run: cargo build -v
     - name: test
-      if: ${{ matrix.rust != '1.70.0' }}
+      if: ${{ matrix.rust != '1.74.0' }}
       run: cargo test -v && cargo doc -v
 
   rustfmt:

Cargo.toml

@@ -5,7 +5,7 @@ edition = "2021"
 resolver = "2"
 
 # note: when changed, also update test runner in `.github/workflows/rust.yml`
-rust-version = "1.70.0"
+rust-version = "1.74.0"
 
 license = "MIT"
 description = "TIFF decoding and encoding library in pure Rust"
@@ -19,7 +19,7 @@ exclude = ["tests/images/*", "tests/fuzz_images/*"]
 [dependencies]
 half = { version = "2.4.1" }
 weezl = "0.1.0"
-jpeg = { package = "jpeg-decoder", version = "0.3.0", default-features = false }
+zune-jpeg = "0.4.17"
 flate2 = "1.0.20"
 zstd = { version = "0.13", optional = true }
 quick-error = "2.0.1"

src/decoder/image.rs

@@ -9,6 +9,7 @@ use crate::tags::{
 use crate::{ColorType, TiffError, TiffFormatError, TiffResult, TiffUnsupportedError, UsageError};
 use std::io::{self, Cursor, Read, Seek};
 use std::sync::Arc;
+use zune_jpeg::zune_core;
 
 #[derive(Debug)]
 pub(crate) struct StripDecodeState {
@@ -402,7 +403,7 @@ impl Image {
                 // bytes of the remaining JPEG data is removed because it follows `jpeg_tables`.
                 // Similary, `jpeg_tables` ends with a `EOI` (HEX: `0xFFD9`) or __end of image__ marker,
                 // this has to be removed as well (last two bytes of `jpeg_tables`).
-                let jpeg_reader = match jpeg_tables {
+                let mut jpeg_reader = match jpeg_tables {
                     Some(jpeg_tables) => {
                         let mut reader = reader.take(compressed_length);
                         reader.read_exact(&mut [0; 2])?;
@@ -415,28 +416,28 @@ impl Image {
                     None => Box::new(reader.take(compressed_length)),
                 };
 
-                let mut decoder = jpeg::Decoder::new(jpeg_reader);
+                let mut jpeg_data = Vec::new();
+                jpeg_reader.read_to_end(&mut jpeg_data)?;
 
+                let mut decoder = zune_jpeg::JpegDecoder::new(jpeg_data);
+                let mut options: zune_core::options::DecoderOptions = Default::default();
                 match photometric_interpretation {
                     PhotometricInterpretation::RGB => {
-                        decoder.set_color_transform(jpeg::ColorTransform::RGB)
-                    }
-                    PhotometricInterpretation::WhiteIsZero => {
-                        decoder.set_color_transform(jpeg::ColorTransform::None)
-                    }
-                    PhotometricInterpretation::BlackIsZero => {
-                        decoder.set_color_transform(jpeg::ColorTransform::None)
-                    }
-                    PhotometricInterpretation::TransparencyMask => {
-                        decoder.set_color_transform(jpeg::ColorTransform::None)
+                        options =
+                            options.jpeg_set_out_colorspace(zune_core::colorspace::ColorSpace::RGB);
                     }
                     PhotometricInterpretation::CMYK => {
-                        decoder.set_color_transform(jpeg::ColorTransform::CMYK)
+                        options = options
+                            .jpeg_set_out_colorspace(zune_core::colorspace::ColorSpace::CMYK);
                     }
                     PhotometricInterpretation::YCbCr => {
-                        decoder.set_color_transform(jpeg::ColorTransform::YCbCr)
+                        options = options
+                            .jpeg_set_out_colorspace(zune_core::colorspace::ColorSpace::YCbCr);
                     }
-                    photometric_interpretation => {
+                    PhotometricInterpretation::WhiteIsZero
+                    | PhotometricInterpretation::BlackIsZero
+                    | PhotometricInterpretation::TransparencyMask => {}
+                    PhotometricInterpretation::RGBPalette | PhotometricInterpretation::CIELab => {
                         return Err(TiffError::UnsupportedError(
                             TiffUnsupportedError::UnsupportedInterpretation(
                                 photometric_interpretation,
@@ -444,6 +445,7 @@ impl Image {
                         ));
                     }
                 }
+                decoder.set_options(options);
 
                 let data = decoder.decode()?;
 

src/error.rs

@@ -2,8 +2,8 @@ use std::io;
 use std::str;
 use std::string;
 
-use jpeg::UnsupportedFeature;
 use quick_error::quick_error;
+use weezl::LzwError;
 
 use crate::decoder::ChunkType;
 use crate::tags::{
@@ -11,8 +11,6 @@ use crate::tags::{
 };
 use crate::ColorType;
 
-use crate::weezl::LzwError;
-
 quick_error! {
     /// Tiff error kinds.
     #[derive(Debug)]
@@ -159,9 +157,6 @@ quick_error! {
         UnsupportedInterpretation(interpretation: PhotometricInterpretation) {
             display("unsupported photometric interpretation \"{interpretation:?}\"")
         }
-        UnsupportedJpegFeature(feature: UnsupportedFeature) {
-            display("unsupported JPEG feature {feature:?}")
-        }
         MisalignedTileBoundaries {
             display("tile rows are not aligned to byte boundaries")
         }
@@ -217,8 +212,8 @@ impl From<LzwError> for TiffError {
     }
 }
 
-impl From<jpeg::Error> for TiffError {
-    fn from(err: jpeg::Error) -> Self {
+impl From<zune_jpeg::errors::DecodeErrors> for TiffError {
+    fn from(err: zune_jpeg::errors::DecodeErrors) -> Self {
         TiffError::FormatError(TiffFormatError::CompressedDataCorrupt(err.to_string()))
     }
 }

src/lib.rs

@@ -6,9 +6,6 @@
 //! # Related Links
 //! * <https://web.archive.org/web/20210108073850/https://www.adobe.io/open/standards/TIFF.html> - The TIFF specification
 
-extern crate jpeg;
-extern crate weezl;
-
 mod bytecast;
 pub mod decoder;
 pub mod encoder;