tayloraswift · tayloraswift · Dec 6, 2022 · Dec 6, 2022
diff --git a/.github/workflows/build-devices.yml b/.github/workflows/build-devices.yml
@@ -0,0 +1,22 @@
+name: build-devices
+
+on:
+    push:
+        branches: [ master ]
+    pull_request:
+        branches: [ master ]
+
+jobs:
+    devices:
+        runs-on: ${{ matrix.os }}
+        strategy:
+            matrix:
+                os: [macos-12]
+                device: [ios, tvos, watchos]
+        steps:
+            -   uses: actions/checkout@v2
+            -   name: build 
+                run: |
+                    swift --version
+                    xcrun xcodebuild -list
+                    xcrun xcodebuild build -scheme "PNG" -destination "generic/platform=${{ matrix.device }}"
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
@@ -0,0 +1,152 @@
+name: build
+
+on:
+    push:
+        branches: [ master ]
+    pull_request:
+        branches: [ master ]
+
+jobs:
+    macos-nightly:
+        runs-on: ${{ matrix.os }}
+        name: ${{ matrix.os }} (${{ matrix.swift }})
+        env: 
+            SWIFT_TOOLCHAIN_DIRECTORY: /Library/Developer/Toolchains/swift-${{ matrix.swift }}.xctoolchain
+        strategy:
+            matrix:
+                os: 
+                    -   macos-12
+                swift: 
+                    -   DEVELOPMENT-SNAPSHOT-2022-11-11-a
+        steps:
+            -   uses: actions/checkout@v2
+
+            -   name: cache swift toolchains
+                uses: actions/cache@v2
+                with:
+                    path: swift-${{ matrix.swift }}.pkg
+                    key: ${{ matrix.os }}:swift:${{ matrix.swift }}
+
+            -   name: cache status
+                id:   cache_status
+                uses: andstor/file-existence-action@v1
+                with:
+                    files: swift-${{ matrix.swift }}.pkg
+
+            -   name: download swift toolchain 
+                if: steps.cache_status.outputs.files_exists == 'false'
+                run:   "curl https://download.swift.org/development/xcode/\
+                        swift-${{ matrix.swift }}/\
+                        swift-${{ matrix.swift }}-osx.pkg \
+                        --output swift-${{ matrix.swift }}.pkg"
+
+            -   name: set up swift
+                run: |
+                    sudo installer -pkg swift-${{ matrix.swift }}.pkg -target /
+
+            -   name: build 
+                run: |
+                    $SWIFT_TOOLCHAIN_DIRECTORY/usr/bin/swift --version
+                    $SWIFT_TOOLCHAIN_DIRECTORY/usr/bin/swift build
+            -   name: test
+                run: |
+                    $SWIFT_TOOLCHAIN_DIRECTORY/usr/bin/swift run -c debug PNGTests
+                    $SWIFT_TOOLCHAIN_DIRECTORY/usr/bin/swift run -c release PNGIntegrationTests
+                    $SWIFT_TOOLCHAIN_DIRECTORY/usr/bin/swift run -c release PNGCompressionTests
+
+    macos:
+        runs-on: ${{ matrix.os }}
+        name: ${{ matrix.os }} 
+        strategy:
+            matrix:
+                os: 
+                    -   macos-12
+                    -   macos-11
+        steps:
+            -   uses: actions/checkout@v2
+
+            -   name: build 
+                run: |
+                    swift --version
+                    swift build
+            -   name: test
+                run: |
+                    swift run -c debug PNGTests
+                    swift run -c release PNGIntegrationTests
+                    swift run -c release PNGCompressionTests
+
+    linux:
+        runs-on: ${{ matrix.os.runner }}
+        name: ${{ matrix.os.runner }} (${{ matrix.swift.toolchain }})
+        strategy:
+            matrix:
+                os: 
+                    -   runner: ubuntu-22.04
+                        prefix: ubuntu2204
+                        suffix: ubuntu22.04
+                    -   runner: ubuntu-20.04
+                        prefix: ubuntu2004
+                        suffix: ubuntu20.04
+                swift: 
+                    -   toolchain:  DEVELOPMENT-SNAPSHOT-2022-11-11-a
+                        branch:     development
+                include:
+                    -   os: 
+                            runner: ubuntu-20.04
+                            prefix: ubuntu2004
+                            suffix: ubuntu20.04
+                        swift: 
+                            toolchain:  5.7.1-RELEASE
+                            branch:     swift-5.7.1-release
+                    -   os: 
+                            runner: ubuntu-20.04
+                            prefix: ubuntu2004
+                            suffix: ubuntu20.04
+                        swift: 
+                            toolchain:  5.6.2-RELEASE
+                            branch:     swift-5.6.2-release
+                    -   os: 
+                            runner: ubuntu-20.04
+                            prefix: ubuntu2004
+                            suffix: ubuntu20.04
+                        swift: 
+                            toolchain:  5.5.3-RELEASE
+                            branch:     swift-5.5.3-release
+        steps:
+            -   uses: actions/checkout@v2
+
+            -   name: cache swift toolchains
+                uses: actions/cache@v2
+                with:
+                    path: swift-${{ matrix.swift.toolchain }}.tar.gz
+                    key: ${{ matrix.os.runner }}:swift:${{ matrix.swift.toolchain }}
+
+            -   name: cache status
+                id:   cache_status
+                uses: andstor/file-existence-action@v1
+                with:
+                    files: swift-${{ matrix.swift.toolchain }}.tar.gz
+
+            -   name: download swift toolchain 
+                if: steps.cache_status.outputs.files_exists == 'false'
+                run:   "curl https://download.swift.org/\
+                        ${{ matrix.swift.branch }}/\
+                        ${{ matrix.os.prefix }}/\
+                        swift-${{ matrix.swift.toolchain }}/\
+                        swift-${{ matrix.swift.toolchain }}-${{ matrix.os.suffix }}.tar.gz \
+                        --output swift-${{ matrix.swift.toolchain }}.tar.gz"
+
+            -   name: set up swift
+                run: |
+                    mkdir -p $GITHUB_WORKSPACE/swift-${{ matrix.swift.toolchain }}
+                    tar -xzf swift-${{ matrix.swift.toolchain }}.tar.gz -C $GITHUB_WORKSPACE/swift-${{ matrix.swift.toolchain }} --strip 1
+                    echo "$GITHUB_WORKSPACE/swift-${{ matrix.swift.toolchain }}/usr/bin" >> $GITHUB_PATH
+            -   name: build
+                run: |
+                    swift --version
+                    swift build 
+            -   name: test
+                run: |
+                    swift run -c debug PNGTests
+                    swift run -c release PNGIntegrationTests
+                    swift run -c release PNGCompressionTests
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
diff --git a/.gitignore b/.gitignore
@@ -6,9 +6,9 @@
 Package.resolved
 /*.xcodeproj
 .swiftpm
-/benchmarks/*.png.png
-/benchmarks/compression/out/*.png
-/benchmarks/compression/baseline/main
-/benchmarks/decompression/out/*.png
-/benchmarks/decompression/baseline/main
+/Benchmarks/*.png.png
+/Benchmarks/compression/out/*.png
+/Benchmarks/compression/baseline/main
+/Benchmarks/decompression/out/*.png
+/Benchmarks/decompression/baseline/main
 /utils/__pycache__/
diff --git a/.swift-version b/.swift-version
diff --git a/benchmarks/README.md → Benchmarks/README.md b/benchmarks/README.md → Benchmarks/README.md
diff --git a/benchmarks/compression/baseline/main.c → Benchmarks/compression/baseline/main.c b/benchmarks/compression/baseline/main.c → Benchmarks/compression/baseline/main.c
diff --git a/benchmarks/compression/swift/main.swift → Benchmarks/compression/swift/main.swift b/benchmarks/compression/swift/main.swift → Benchmarks/compression/swift/main.swift
diff --git a/benchmarks/decompression/baseline/main.c → Benchmarks/decompression/baseline/main.c b/benchmarks/decompression/baseline/main.c → Benchmarks/decompression/baseline/main.c
diff --git a/benchmarks/decompression/swift/main.swift → Benchmarks/decompression/swift/main.swift b/benchmarks/decompression/swift/main.swift → Benchmarks/decompression/swift/main.swift
diff --git a/benchmarks/results/commit → Benchmarks/results/commit b/benchmarks/results/commit → Benchmarks/results/commit
diff --git a/benchmarks/results/compression-size@0.svg → Benchmarks/results/compression-size@0.svg b/benchmarks/results/compression-size@0.svg → Benchmarks/results/compression-size@0.svg
diff --git a/benchmarks/results/compression-size@1.svg → Benchmarks/results/compression-size@1.svg b/benchmarks/results/compression-size@1.svg → Benchmarks/results/compression-size@1.svg
diff --git a/benchmarks/results/compression-size@10.svg → Benchmarks/results/compression-size@10.svg b/benchmarks/results/compression-size@10.svg → Benchmarks/results/compression-size@10.svg
diff --git a/benchmarks/results/compression-size@11.svg → Benchmarks/results/compression-size@11.svg b/benchmarks/results/compression-size@11.svg → Benchmarks/results/compression-size@11.svg
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diff --git a/benchmarks/results/compression-speed@0.svg → Benchmarks/results/compression-speed@0.svg b/benchmarks/results/compression-speed@0.svg → Benchmarks/results/compression-speed@0.svg
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diff --git a/benchmarks/results/compression.data → Benchmarks/results/compression.data b/benchmarks/results/compression.data → Benchmarks/results/compression.data
diff --git a/benchmarks/results/crunch.data → Benchmarks/results/crunch.data b/benchmarks/results/crunch.data → Benchmarks/results/crunch.data
diff --git a/benchmarks/results/decompression-speed.svg → Benchmarks/results/decompression-speed.svg b/benchmarks/results/decompression-speed.svg → Benchmarks/results/decompression-speed.svg
diff --git a/benchmarks/results/decompression.data → Benchmarks/results/decompression.data b/benchmarks/results/decompression.data → Benchmarks/results/decompression.data
diff --git a/benchmarks/results/historical.data → Benchmarks/results/historical.data b/benchmarks/results/historical.data → Benchmarks/results/historical.data
diff --git a/...hmarks/results/plot-historical-detail.svg → ...hmarks/results/plot-historical-detail.svg b/...hmarks/results/plot-historical-detail.svg → ...hmarks/results/plot-historical-detail.svg
diff --git a/benchmarks/results/plot-historical.svg → Benchmarks/results/plot-historical.svg b/benchmarks/results/plot-historical.svg → Benchmarks/results/plot-historical.svg
diff --git a/benchmarks/template.md → Benchmarks/template.md b/benchmarks/template.md → Benchmarks/template.md
diff --git a/examples/LICENSE → Examples/LICENSE b/examples/LICENSE → Examples/LICENSE
diff --git a/examples/README.md → Examples/README.md b/examples/README.md → Examples/README.md
diff --git a/examples/custom-color/example-hue.png → Examples/custom-color/example-hue.png b/examples/custom-color/example-hue.png → Examples/custom-color/example-hue.png
diff --git a/examples/custom-color/example-saturation.png → Examples/custom-color/example-saturation.png b/examples/custom-color/example-saturation.png → Examples/custom-color/example-saturation.png
diff --git a/examples/custom-color/example-value.png → Examples/custom-color/example-value.png b/examples/custom-color/example-value.png → Examples/custom-color/example-value.png
diff --git a/examples/custom-color/example.png → Examples/custom-color/example.png b/examples/custom-color/example.png → Examples/custom-color/example.png
diff --git a/examples/custom-color/example.png.png → Examples/custom-color/example.png.png b/examples/custom-color/example.png.png → Examples/custom-color/example.png.png
diff --git a/examples/custom-color/main.swift → Examples/custom-color/main.swift b/examples/custom-color/main.swift → Examples/custom-color/main.swift
diff --git a/examples/decode-basic/example.png → Examples/decode-basic/example.png b/examples/decode-basic/example.png → Examples/decode-basic/example.png
diff --git a/examples/decode-basic/example.png.rgba → Examples/decode-basic/example.png.rgba b/examples/decode-basic/example.png.rgba → Examples/decode-basic/example.png.rgba
diff --git a/examples/decode-basic/example.png.rgba.png → Examples/decode-basic/example.png.rgba.png b/examples/decode-basic/example.png.rgba.png → Examples/decode-basic/example.png.rgba.png
diff --git a/examples/decode-basic/example.png.v → Examples/decode-basic/example.png.v b/examples/decode-basic/example.png.v → Examples/decode-basic/example.png.v
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diff --git a/examples/decode-basic/example.png.va.png → Examples/decode-basic/example.png.va.png b/examples/decode-basic/example.png.va.png → Examples/decode-basic/example.png.va.png
diff --git a/examples/decode-basic/main.swift → Examples/decode-basic/main.swift b/examples/decode-basic/main.swift → Examples/decode-basic/main.swift
diff --git a/examples/decode-online/example-0.png → Examples/decode-online/example-0.png b/examples/decode-online/example-0.png → Examples/decode-online/example-0.png
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diff --git a/...s/decode-online/example-progressive-0.png → ...s/decode-online/example-progressive-0.png b/...s/decode-online/example-progressive-0.png → ...s/decode-online/example-progressive-0.png
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diff --git a/...les/decode-online/example-progressive.png → ...les/decode-online/example-progressive.png b/...les/decode-online/example-progressive.png → ...les/decode-online/example-progressive.png
diff --git a/examples/decode-online/example.png → Examples/decode-online/example.png b/examples/decode-online/example.png → Examples/decode-online/example.png
diff --git a/examples/decode-online/main.swift → Examples/decode-online/main.swift b/examples/decode-online/main.swift → Examples/decode-online/main.swift
diff --git a/examples/encode-basic/example-color-rgb.png → Examples/encode-basic/example-color-rgb.png b/examples/encode-basic/example-color-rgb.png → Examples/encode-basic/example-color-rgb.png
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diff --git a/...les/encode-basic/example-color-rgb@13.png → ...les/encode-basic/example-color-rgb@13.png b/...les/encode-basic/example-color-rgb@13.png → ...les/encode-basic/example-color-rgb@13.png
diff --git a/...ples/encode-basic/example-color-rgb@4.png → ...ples/encode-basic/example-color-rgb@4.png b/...ples/encode-basic/example-color-rgb@4.png → ...ples/encode-basic/example-color-rgb@4.png
diff --git a/...ples/encode-basic/example-color-rgb@8.png → ...ples/encode-basic/example-color-rgb@8.png b/...ples/encode-basic/example-color-rgb@8.png → ...ples/encode-basic/example-color-rgb@8.png
diff --git a/examples/encode-basic/example-color-v.png → Examples/encode-basic/example-color-v.png b/examples/encode-basic/example-color-v.png → Examples/encode-basic/example-color-v.png
diff --git a/...es/encode-basic/example-luminance-rgb.png → ...es/encode-basic/example-luminance-rgb.png b/...es/encode-basic/example-luminance-rgb.png → ...es/encode-basic/example-luminance-rgb.png
diff --git a/...ples/encode-basic/example-luminance-v.png → ...ples/encode-basic/example-luminance-v.png b/...ples/encode-basic/example-luminance-v.png → ...ples/encode-basic/example-luminance-v.png
diff --git a/examples/encode-basic/example.rgba → Examples/encode-basic/example.rgba b/examples/encode-basic/example.rgba → Examples/encode-basic/example.rgba
diff --git a/examples/encode-basic/main.swift → Examples/encode-basic/main.swift b/examples/encode-basic/main.swift → Examples/encode-basic/main.swift
diff --git a/examples/in-memory/example.png → Examples/in-memory/example.png b/examples/in-memory/example.png → Examples/in-memory/example.png
diff --git a/examples/in-memory/example.png.png → Examples/in-memory/example.png.png b/examples/in-memory/example.png.png → Examples/in-memory/example.png.png
diff --git a/examples/in-memory/example.png.rgba → Examples/in-memory/example.png.rgba b/examples/in-memory/example.png.rgba → Examples/in-memory/example.png.rgba
diff --git a/examples/in-memory/example.png.rgba.png → Examples/in-memory/example.png.rgba.png b/examples/in-memory/example.png.rgba.png → Examples/in-memory/example.png.rgba.png
diff --git a/examples/in-memory/main.swift → Examples/in-memory/main.swift b/examples/in-memory/main.swift → Examples/in-memory/main.swift
diff --git a/examples/indexing/example-indexed.png → Examples/indexing/example-indexed.png b/examples/indexing/example-indexed.png → Examples/indexing/example-indexed.png
diff --git a/examples/indexing/example.png → Examples/indexing/example.png b/examples/indexing/example.png → Examples/indexing/example.png
diff --git a/examples/indexing/gradient-visualization.png → Examples/indexing/gradient-visualization.png b/examples/indexing/gradient-visualization.png → Examples/indexing/gradient-visualization.png
diff --git a/examples/indexing/main.swift → Examples/indexing/main.swift b/examples/indexing/main.swift → Examples/indexing/main.swift
diff --git a/examples/iphone-optimized/example-bgr8.png → Examples/iphone-optimized/example-bgr8.png b/examples/iphone-optimized/example-bgr8.png → Examples/iphone-optimized/example-bgr8.png
diff --git a/examples/iphone-optimized/example-rgb8.png → Examples/iphone-optimized/example-rgb8.png b/examples/iphone-optimized/example-rgb8.png → Examples/iphone-optimized/example-rgb8.png
diff --git a/examples/iphone-optimized/example.png → Examples/iphone-optimized/example.png b/examples/iphone-optimized/example.png → Examples/iphone-optimized/example.png
diff --git a/examples/iphone-optimized/main.swift → Examples/iphone-optimized/main.swift b/examples/iphone-optimized/main.swift → Examples/iphone-optimized/main.swift
diff --git a/examples/metadata/example-newtime.png → Examples/metadata/example-newtime.png b/examples/metadata/example-newtime.png → Examples/metadata/example-newtime.png
diff --git a/examples/metadata/example.png → Examples/metadata/example.png b/examples/metadata/example.png → Examples/metadata/example.png
diff --git a/examples/metadata/main.swift → Examples/metadata/main.swift b/examples/metadata/main.swift → Examples/metadata/main.swift
diff --git a/notes/curves-nonphotographic-ii-1.svg → Notes/curves-nonphotographic-ii-1.svg b/notes/curves-nonphotographic-ii-1.svg → Notes/curves-nonphotographic-ii-1.svg
diff --git a/notes/curves-photographic-ii-1.svg → Notes/curves-photographic-ii-1.svg b/notes/curves-photographic-ii-1.svg → Notes/curves-photographic-ii-1.svg
diff --git a/notes/histogram-iv-1.png → Notes/histogram-iv-1.png b/notes/histogram-iv-1.png → Notes/histogram-iv-1.png
diff --git a/notes/histogram-iv-2.png → Notes/histogram-iv-2.png b/notes/histogram-iv-2.png → Notes/histogram-iv-2.png
diff --git a/notes/histogram-iv-3.png → Notes/histogram-iv-3.png b/notes/histogram-iv-3.png → Notes/histogram-iv-3.png
diff --git a/notes/histogram-iv-4.png → Notes/histogram-iv-4.png b/notes/histogram-iv-4.png → Notes/histogram-iv-4.png
diff --git a/notes/histogram-v-1.png → Notes/histogram-v-1.png b/notes/histogram-v-1.png → Notes/histogram-v-1.png
diff --git a/notes/histogram-v-2.png → Notes/histogram-v-2.png b/notes/histogram-v-2.png → Notes/histogram-v-2.png
diff --git a/notes/improving-deflate-compression-ratio.md → Notes/improving-deflate-compression-ratio.md b/notes/improving-deflate-compression-ratio.md → Notes/improving-deflate-compression-ratio.md
diff --git a/notes/improving-deflate-compression-speed.md → Notes/improving-deflate-compression-speed.md b/notes/improving-deflate-compression-speed.md → Notes/improving-deflate-compression-speed.md
diff --git a/notes/low-level-swift-optimization.md → Notes/low-level-swift-optimization.md b/notes/low-level-swift-optimization.md → Notes/low-level-swift-optimization.md
diff --git a/notes/sample-histogram.png → Notes/sample-histogram.png b/notes/sample-histogram.png → Notes/sample-histogram.png