Remove Reader::scrach_buffer field + resulting breaking API changes.

.github/workflows/rust.yml

@@ -14,13 +14,18 @@ jobs:
         features: [""]
     runs-on: ${{ matrix.os }}
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
+
+    - uses: dtolnay/rust-toolchain@nightly
+      if: ${{ matrix.rust == '1.57.0' }}
+    - name: Generate Cargo.lock with minimal-version dependencies
+      if: ${{ matrix.rust == '1.57.0' }}
+      run: cargo -Zminimal-versions generate-lockfile
+
     - uses: actions-rs/toolchain@v1
       with:
         toolchain: ${{ matrix.rust }}
         override: true
-    - if: ${{ matrix.rust == '1.57.0' }}
-      run: mv Cargo.lock.msrv Cargo.lock
     - name: build
       run: |
         cargo build --verbose
@@ -30,7 +35,7 @@ jobs:
         features: ["", "benchmarks"]
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - uses: actions-rs/toolchain@v1
       with:
         toolchain: nightly
@@ -43,23 +48,23 @@ jobs:
   powerpc_cross:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: add_cross_target
       run: |
         rustup target add powerpc-unknown-linux-gnu
         cargo build --target powerpc-unknown-linux-gnu
   test_all:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - run: rustup default stable
     - name: test
       run: >
         cargo test -v --all-targets
   rustfmt:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - uses: actions-rs/toolchain@v1
       with:
         toolchain: stable

CHANGES.md

@@ -1,4 +1,21 @@
-## Unreleased
+## 0.18.0
+
+* Breaking API changes (motivated by performance gains in some scenarios):
+  - Removing the `Row` and `InterlacedRow` structs
+  - Removing the `Reader::next_interlaced_row` method
+  - Changing the signature of the `Reader::next_row` method
+
+## 0.17.13
+
+* Fix `Send` bound on `Reader`.
+
+## 0.17.12
+
+* Reject zero-sized frames.
+* Optimized decoding of paletted images.
+* Removed remaining uses of miniz_oxide for decoding.
+* Correct lifetime used for `Info` struct.
+* Fix build issue with `-Z minimal-versions`.
 
 ## 0.17.11
 
@@ -7,7 +24,7 @@
 * Added `new_with_info` constructor for encoder.
 * Removed hard-coded memory limits.
 * No longer allow zero sized images.
-* Added `Reader::finish` to read all the auxillary chunks that comes after the
+* Added `Reader::finish` to read all the auxiliary chunks that comes after the
   image.
 
 ## 0.17.10