Merge branch 'main' into multiband

.appveyor.yml

@@ -34,8 +34,8 @@ install:
 - xcopy /S /Y c:\test-images-main\* c:\pillow\tests\images
 - curl -fsSL -o nasm-win64.zip https://raw.githubusercontent.com/python-pillow/pillow-depends/main/nasm-2.16.03-win64.zip
 - 7z x nasm-win64.zip -oc:\
-- choco install ghostscript --version=10.3.1
+- choco install ghostscript --version=10.4.0
-- path c:\nasm-2.16.03;C:\Program Files\gs\gs10.03.1\bin;%PATH%
+- path c:\nasm-2.16.03;C:\Program Files\gs\gs10.04.0\bin;%PATH%
 - cd c:\pillow\winbuild\
 - ps: |
         c:\python39\python.exe c:\pillow\winbuild\build_prepare.py -v --depends=C:\pillow-depends\
@@ -53,9 +53,8 @@ test_script:
 - cd c:\pillow
 - '%PYTHON%\%EXECUTABLE% -m pip install pytest pytest-cov pytest-timeout defusedxml ipython numpy olefile pyroma'
 - c:\"Program Files (x86)"\"Windows Kits"\10\Debuggers\x86\gflags.exe /p /enable %PYTHON%\%EXECUTABLE%
-- '%PYTHON%\%EXECUTABLE% -c "from PIL import Image"'
+- path %PYTHON%;%PATH%
-- '%PYTHON%\%EXECUTABLE% -m pytest -vx --cov PIL --cov Tests --cov-report term --cov-report xml Tests'
+- .ci\test.cmd
-#- '%PYTHON%\%EXECUTABLE% test-installed.py -v -s %TEST_OPTIONS%' TODO TEST_OPTIONS with pytest?
 
 after_test:
 - curl -Os https://uploader.codecov.io/latest/windows/codecov.exe

.ci/install.sh

@@ -21,7 +21,7 @@ set -e
 
 if [[ $(uname) != CYGWIN* ]]; then
     sudo apt-get -qq install libfreetype6-dev liblcms2-dev python3-tk\
-                             ghostscript libffi-dev libjpeg-turbo-progs libopenjp2-7-dev\
+                             ghostscript libjpeg-turbo-progs libopenjp2-7-dev\
                              cmake meson imagemagick libharfbuzz-dev libfribidi-dev\
                              sway wl-clipboard libopenblas-dev
 fi
@@ -38,12 +38,7 @@ python3 -m pip install -U pytest-timeout
 python3 -m pip install pyroma
 
 if [[ $(uname) != CYGWIN* ]]; then
-    # TODO Update condition when NumPy supports free-threading
+    python3 -m pip install numpy
-    if [[ "$PYTHON_GIL" == "0" ]]; then
-        python3 -m pip install numpy --index-url https://pypi.anaconda.org/scientific-python-nightly-wheels/simple
-    else
-        python3 -m pip install numpy
-    fi
 
     # PyQt6 doesn't support PyPy3
     if [[ $GHA_PYTHON_VERSION == 3.* ]]; then

.ci/requirements-cibw.txt

@@ -1 +1 @@
-cibuildwheel==2.20.0
+cibuildwheel==2.21.2

.ci/test.cmd

@@ -0,0 +1,3 @@
+python.exe -c "from PIL import Image"
+IF ERRORLEVEL 1 EXIT /B
+python.exe -bb -m pytest -v -x -W always --cov PIL --cov Tests --cov-report term --cov-report xml Tests

.ci/test.sh

@@ -4,4 +4,4 @@ set -e
 
 python3 -c "from PIL import Image"
 
-python3 -bb -m pytest -v -x -W always --cov PIL --cov Tests --cov-report term Tests $REVERSE
+python3 -bb -m pytest -v -x -W always --cov PIL --cov Tests --cov-report term --cov-report xml Tests $REVERSE

.github/workflows/cifuzz.yml

@@ -6,11 +6,13 @@ on:
       - "**"
     paths:
       - ".github/workflows/cifuzz.yml"
+      - ".github/workflows/wheels-dependencies.sh"
       - "**.c"
       - "**.h"
   pull_request:
     paths:
       - ".github/workflows/cifuzz.yml"
+      - ".github/workflows/wheels-dependencies.sh"
       - "**.c"
       - "**.h"
   workflow_dispatch:
@@ -24,8 +26,6 @@ concurrency:
 
 jobs:
   Fuzzing:
-    # Disabled until google/oss-fuzz#11419 upgrades Python to 3.9+
-    if: false
     runs-on: ubuntu-latest
     steps:
     - name: Build Fuzzers

.github/workflows/test-mingw.yml

@@ -80,8 +80,7 @@ jobs:
       - name: Test Pillow
         run: |
           python3 selftest.py --installed
-          python3 -c "from PIL import Image"
+          .ci/test.sh
-          python3 -m pytest -vx --cov PIL --cov Tests --cov-report term --cov-report xml Tests
 
       - name: Upload coverage
         uses: codecov/codecov-action@v4

.github/workflows/test-windows.yml

@@ -86,8 +86,8 @@ jobs:
         choco install nasm --no-progress
         echo "C:\Program Files\NASM" >> $env:GITHUB_PATH
 
-        choco install ghostscript --version=10.3.1 --no-progress
+        choco install ghostscript --version=10.4.0 --no-progress
-        echo "C:\Program Files\gs\gs10.03.1\bin" >> $env:GITHUB_PATH
+        echo "C:\Program Files\gs\gs10.04.0\bin" >> $env:GITHUB_PATH
 
         # Install extra test images
         xcopy /S /Y Tests\test-images\* Tests\images
@@ -190,8 +190,8 @@ jobs:
 
     - name: Test Pillow
       run: |
-        path %GITHUB_WORKSPACE%\\winbuild\\build\\bin;%PATH%
+        path %GITHUB_WORKSPACE%\winbuild\build\bin;%PATH%
-        python.exe -m pytest -vx -W always --cov PIL --cov Tests --cov-report term --cov-report xml Tests
+        .ci\test.cmd
       shell: cmd
 
     - name: Prepare to upload errors

.github/workflows/test.yml

@@ -37,7 +37,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [
-          "macos-14",
+          "macos-latest",
           "ubuntu-latest",
         ]
         python-version: [
@@ -56,7 +56,7 @@ jobs:
         # M1 only available for 3.10+
         - { os: "macos-13", python-version: "3.9" }
         exclude:
-        - { os: "macos-14", python-version: "3.9" }
+        - { os: "macos-latest", python-version: "3.9" }
 
     runs-on: ${{ matrix.os }}
     name: ${{ matrix.os }} Python ${{ matrix.python-version }} ${{ matrix.disable-gil && 'free-threaded' || '' }}

.github/workflows/wheels-dependencies.sh

@@ -16,11 +16,11 @@ ARCHIVE_SDIR=pillow-depends-main
 
 # Package versions for fresh source builds
 FREETYPE_VERSION=2.13.2
-HARFBUZZ_VERSION=8.5.0
+HARFBUZZ_VERSION=10.0.1
-LIBPNG_VERSION=1.6.43
+LIBPNG_VERSION=1.6.44
-JPEGTURBO_VERSION=3.0.3
+JPEGTURBO_VERSION=3.0.4
 OPENJPEG_VERSION=2.5.2
-XZ_VERSION=5.4.5
+XZ_VERSION=5.6.3
 TIFF_VERSION=4.6.0
 LCMS2_VERSION=2.16
 if [[ -n "$IS_MACOS" ]]; then
@@ -40,7 +40,7 @@ BROTLI_VERSION=1.1.0
 
 if [[ -n "$IS_MACOS" ]] && [[ "$CIBW_ARCHS" == "x86_64" ]]; then
     function build_openjpeg {
-        local out_dir=$(fetch_unpack https://github.com/uclouvain/openjpeg/archive/v${OPENJPEG_VERSION}.tar.gz openjpeg-${OPENJPEG_VERSION}.tar.gz)
+        local out_dir=$(fetch_unpack https://github.com/uclouvain/openjpeg/archive/v$OPENJPEG_VERSION.tar.gz openjpeg-$OPENJPEG_VERSION.tar.gz)
         (cd $out_dir \
             && cmake -DCMAKE_INSTALL_PREFIX=$BUILD_PREFIX -DCMAKE_INSTALL_NAME_DIR=$BUILD_PREFIX/lib . \
             && make install)
@@ -50,7 +50,7 @@ fi
 
 function build_brotli {
     local cmake=$(get_modern_cmake)
-    local out_dir=$(fetch_unpack https://github.com/google/brotli/archive/v$BROTLI_VERSION.tar.gz brotli-1.1.0.tar.gz)
+    local out_dir=$(fetch_unpack https://github.com/google/brotli/archive/v$BROTLI_VERSION.tar.gz brotli-$BROTLI_VERSION.tar.gz)
     (cd $out_dir \
         && $cmake -DCMAKE_INSTALL_PREFIX=$BUILD_PREFIX -DCMAKE_INSTALL_NAME_DIR=$BUILD_PREFIX/lib . \
         && make install)
@@ -60,6 +60,19 @@ function build_brotli {
     fi
 }
 
+function build_harfbuzz {
+    python3 -m pip install meson ninja
+
+    local out_dir=$(fetch_unpack https://github.com/harfbuzz/harfbuzz/releases/download/$HARFBUZZ_VERSION/$HARFBUZZ_VERSION.tar.xz harfbuzz-$HARFBUZZ_VERSION.tar.xz)
+    (cd $out_dir \
+        && meson setup build --buildtype=release -Dfreetype=enabled -Dglib=disabled)
+    (cd $out_dir/build \
+        && meson install)
+    if [[ "$MB_ML_LIBC" == "manylinux" ]]; then
+        cp /usr/local/lib64/libharfbuzz* /usr/local/lib
+    fi
+}
+
 function build {
     if [[ -n "$IS_MACOS" ]] && [[ "$CIBW_ARCHS" == "arm64" ]]; then
         sudo chown -R runner /usr/local
@@ -109,15 +122,7 @@ function build {
         build_freetype
     fi
 
-    if [ -z "$IS_MACOS" ]; then
+    build_harfbuzz
-        export FREETYPE_LIBS=-lfreetype
-        export FREETYPE_CFLAGS=-I/usr/local/include/freetype2/
-    fi
-    build_simple harfbuzz $HARFBUZZ_VERSION https://github.com/harfbuzz/harfbuzz/releases/download/$HARFBUZZ_VERSION tar.xz --with-freetype=yes --with-glib=no
-    if [ -z "$IS_MACOS" ]; then
-        export FREETYPE_LIBS=""
-        export FREETYPE_CFLAGS=""
-    fi
 }
 
 # Any stuff that you need to do before you start building the wheels

.github/workflows/wheels-test.sh

@@ -13,14 +13,7 @@ else
     yum install -y fribidi
 fi
 
-if [ "${AUDITWHEEL_POLICY::9}" != "musllinux" ]; then
+python3 -m pip install numpy
-  # TODO Update condition when NumPy supports free-threading
-  if [ $(python3 -c "import sysconfig;print(sysconfig.get_config_var('Py_GIL_DISABLED'))") == "1" ]; then
-    python3 -m pip install numpy --index-url https://pypi.anaconda.org/scientific-python-nightly-wheels/simple
-  else
-    python3 -m pip install numpy
-  fi
-fi
 
 if [ ! -d "test-images-main" ]; then
     curl -fsSL -o pillow-test-images.zip https://github.com/python-pillow/test-images/archive/main.zip

.github/workflows/wheels.yml

@@ -102,12 +102,23 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - name: "macOS x86_64"
+          - name: "macOS 10.10 x86_64"
             os: macos-13
             cibw_arch: x86_64
+            build: "cp3{9,10,11}*"
             macosx_deployment_target: "10.10"
+          - name: "macOS 10.13 x86_64"
+            os: macos-13
+            cibw_arch: x86_64
+            build: "cp3{12,13}*"
+            macosx_deployment_target: "10.13"
+          - name: "macOS 10.15 x86_64"
+            os: macos-13
+            cibw_arch: x86_64
+            build: "pp310*"
+            macosx_deployment_target: "10.15"
           - name: "macOS arm64"
-            os: macos-14
+            os: macos-latest
             cibw_arch: arm64
             macosx_deployment_target: "11.0"
           - name: "manylinux2014 and musllinux x86_64"
@@ -145,7 +156,7 @@ jobs:
 
       - uses: actions/upload-artifact@v4
         with:
-          name: dist-${{ matrix.os }}-${{ matrix.cibw_arch }}${{ matrix.manylinux && format('-{0}', matrix.manylinux) }}
+          name: dist-${{ matrix.os }}${{ matrix.macosx_deployment_target && format('-{0}', matrix.macosx_deployment_target) }}-${{ matrix.cibw_arch }}${{ matrix.manylinux && format('-{0}', matrix.manylinux) }}
           path: ./wheelhouse/*.whl
 
   windows:
@@ -267,7 +278,7 @@ jobs:
           path: dist
           merge-multiple: true
       - name: Upload wheels to scientific-python-nightly-wheels
-        uses: scientific-python/upload-nightly-action@b67d7fcc0396e1128a474d1ab2b48aa94680f9fc # 0.5.0
+        uses: scientific-python/upload-nightly-action@82396a2ed4269ba06c6b2988bb4fd568ef3c3d6b # 0.6.1
         with:
           artifacts_path: dist
           anaconda_nightly_upload_token: ${{ secrets.ANACONDA_ORG_UPLOAD_TOKEN }}

CHANGES.rst

@@ -5,6 +5,57 @@ Changelog (Pillow)
 11.0.0 (unreleased)
 -------------------
 
+- Support all resampling filters when resizing I;16* images #8422
+  [radarhere]
+
+- Free memory on early return #8413
+  [radarhere]
+
+- Cast int before potentially exceeding INT_MAX #8402
+  [radarhere]
+
+- Check image value before use #8400
+  [radarhere]
+
+- Improved copying imagequant libraries #8420
+  [radarhere]
+
+- Use Capsule for WebP saving #8386
+  [homm, radarhere]
+
+- Fixed writing multiple StripOffsets to TIFF #8317
+  [Yay295, radarhere]
+
+- Fix dereference before checking for NULL in ImagingTransformAffine #8398
+  [PavlNekrasov]
+
+- Use transposed size after opening for TIFF images #8390
+  [radarhere, homm]
+
+- Improve ImageFont error messages #8338
+  [yngvem, radarhere, hugovk]
+
+- Mention MAX_TEXT_CHUNK limit in PNG error message #8391
+  [radarhere]
+
+- Cast Dib handle to int #8385
+  [radarhere]
+
+- Accept float stroke widths #8369
+  [radarhere]
+
+- Deprecate ICNS (width, height, scale) sizes in favour of load(scale) #8352
+  [radarhere]
+
+- Improved handling of RGBA palettes when saving GIF images #8366
+  [radarhere]
+
+- Deprecate isImageType #8364
+  [radarhere]
+
+- Support converting more modes to LAB by converting to RGBA first #8358
+  [radarhere]
+
 - Deprecate support for FreeType 2.9.0 #8356
   [hugovk, radarhere]
 

Makefile

@@ -117,7 +117,7 @@ lint-fix:
 	python3 -c "import black" > /dev/null 2>&1 || python3 -m pip install black
 	python3 -m black .
 	python3 -c "import ruff" > /dev/null 2>&1 || python3 -m pip install ruff
-	python3 -m ruff --fix .
+	python3 -m ruff check --fix .
 
 .PHONY: mypy
 mypy:

README.md

@@ -51,7 +51,7 @@ As of 2019, Pillow development is
             <a href="https://app.codecov.io/gh/python-pillow/Pillow"><img
                 alt="Code coverage"
                 src="https://codecov.io/gh/python-pillow/Pillow/branch/main/graph/badge.svg"></a>
-            <a href="https://bugs.chromium.org/p/oss-fuzz/issues/list?sort=-opened&can=1&q=proj:pillow"><img
+            <a href="https://issues.oss-fuzz.com/issues?q=title:pillow"><img
                 alt="Fuzzing Status"
                 src="https://oss-fuzz-build-logs.storage.googleapis.com/badges/pillow.svg"></a>
         </td>

Tests/test_file_gif.py

@@ -1429,3 +1429,21 @@ def test_saving_rgba(tmp_path: Path) -> None:
     with Image.open(out) as reloaded:
         reloaded_rgba = reloaded.convert("RGBA")
         assert reloaded_rgba.load()[0, 0][3] == 0
+
+
+def test_optimizing_p_rgba(tmp_path: Path) -> None:
+    out = str(tmp_path / "temp.gif")
+
+    im1 = Image.new("P", (100, 100))
+    d = ImageDraw.Draw(im1)
+    d.ellipse([(40, 40), (60, 60)], fill=1)
+    data = [0, 0, 0, 0, 0, 0, 0, 255] + [0, 0, 0, 0] * 254
+    im1.putpalette(data, "RGBA")
+
+    im2 = Image.new("P", (100, 100))
+    im2.putpalette(data, "RGBA")
+
+    im1.save(out, save_all=True, append_images=[im2])
+
+    with Image.open(out) as reloaded:
+        assert reloaded.n_frames == 2

Tests/test_file_icns.py

@@ -63,8 +63,8 @@ def test_save_append_images(tmp_path: Path) -> None:
         assert_image_similar_tofile(im, temp_file, 1)
 
         with Image.open(temp_file) as reread:
-            reread.size = (16, 16, 2)
+            reread.size = (16, 16)
-            reread.load()
+            reread.load(2)
             assert_image_equal(reread, provided_im)
 
 
@@ -87,14 +87,21 @@ def test_sizes() -> None:
         for w, h, r in im.info["sizes"]:
             wr = w * r
             hr = h * r
-            im.size = (w, h, r)
+            with pytest.warns(DeprecationWarning):
+                im.size = (w, h, r)
             im.load()
             assert im.mode == "RGBA"
             assert im.size == (wr, hr)
 
+            # Test using load() with scale
+            im.size = (w, h)
+            im.load(scale=r)
+            assert im.mode == "RGBA"
+            assert im.size == (wr, hr)
+
         # Check that we cannot load an incorrect size
         with pytest.raises(ValueError):
-            im.size = (1, 1)
+            im.size = (1, 2)
 
 
 def test_older_icon() -> None:
@@ -105,8 +112,8 @@ def test_older_icon() -> None:
             wr = w * r
             hr = h * r
             with Image.open("Tests/images/pillow2.icns") as im2:
-                im2.size = (w, h, r)
+                im2.size = (w, h)
-                im2.load()
+                im2.load(r)
                 assert im2.mode == "RGBA"
                 assert im2.size == (wr, hr)
 
@@ -122,8 +129,8 @@ def test_jp2_icon() -> None:
             wr = w * r
             hr = h * r
             with Image.open("Tests/images/pillow3.icns") as im2:
-                im2.size = (w, h, r)
+                im2.size = (w, h)
-                im2.load()
+                im2.load(r)
                 assert im2.mode == "RGBA"
                 assert im2.size == (wr, hr)
 

Tests/test_file_tiff.py

@@ -108,7 +108,8 @@ class TestFileTiff:
             assert_image_equal_tofile(im, "Tests/images/hopper.tif")
 
         with Image.open("Tests/images/hopper_bigtiff.tif") as im:
-            # multistrip support not yet implemented
+            # The data type of this file's StripOffsets tag is LONG8,
+            # which is not yet supported for offset data when saving multiple frames.
             del im.tag_v2[273]
 
             outfile = str(tmp_path / "temp.tif")

Tests/test_file_tiff_metadata.py

@@ -181,6 +181,29 @@ def test_change_stripbytecounts_tag_type(tmp_path: Path) -> None:
         assert reloaded.tag_v2.tagtype[TiffImagePlugin.STRIPBYTECOUNTS] == TiffTags.LONG
 
 
+def test_save_multiple_stripoffsets() -> None:
+    ifd = TiffImagePlugin.ImageFileDirectory_v2()
+    ifd[TiffImagePlugin.STRIPOFFSETS] = (123, 456)
+    assert ifd.tagtype[TiffImagePlugin.STRIPOFFSETS] == TiffTags.LONG
+
+    # all values are in little-endian
+    assert ifd.tobytes() == (
+        # number of tags == 1
+        b"\x01\x00"
+        # tag id (2 bytes), type (2 bytes), count (4 bytes), value (4 bytes)
+        # TiffImagePlugin.STRIPOFFSETS, TiffTags.LONG, 2, 18
+        # where STRIPOFFSETS is 273, LONG is 4
+        # and 18 is the offset of the tag data
+        b"\x11\x01\x04\x00\x02\x00\x00\x00\x12\x00\x00\x00"
+        # end of entries
+        b"\x00\x00\x00\x00"
+        # 26 is the total number of bytes output,
+        # the offset for any auxiliary strip data that will then be appended
+        # (123 + 26, 456 + 26) == (149, 482)
+        b"\x95\x00\x00\x00\xe2\x01\x00\x00"
+    )
+
+
 def test_no_duplicate_50741_tag() -> None:
     assert TAG_IDS["MakerNoteSafety"] == 50741
     assert TAG_IDS["BestQualityScale"] == 50780

Tests/test_file_webp.py

@@ -72,7 +72,7 @@ class TestFileWebp:
     def _roundtrip(
         self, tmp_path: Path, mode: str, epsilon: float, args: dict[str, Any] = {}
     ) -> None:
-        temp_file = str(tmp_path / "temp.webp")
+        temp_file = tmp_path / "temp.webp"
 
         hopper(mode).save(temp_file, **args)
         with Image.open(temp_file) as image:
@@ -116,7 +116,7 @@ class TestFileWebp:
         assert buffer_no_args.getbuffer() != buffer_method.getbuffer()
 
     def test_save_all(self, tmp_path: Path) -> None:
-        temp_file = str(tmp_path / "temp.webp")
+        temp_file = tmp_path / "temp.webp"
         im = Image.new("RGB", (1, 1))
         im2 = Image.new("RGB", (1, 1), "#f00")
         im.save(temp_file, save_all=True, append_images=[im2])
@@ -127,6 +127,11 @@ class TestFileWebp:
             reloaded.seek(1)
             assert_image_similar(im2, reloaded, 1)
 
+    def test_unsupported_image_mode(self) -> None:
+        im = Image.new("1", (1, 1))
+        with pytest.raises(ValueError):
+            _webp.WebPEncode(im.getim(), False, 0, 0, "", 4, 0, b"", "")
+
     def test_icc_profile(self, tmp_path: Path) -> None:
         self._roundtrip(tmp_path, self.rgb_mode, 12.5, {"icc_profile": None})
         self._roundtrip(
@@ -151,18 +156,16 @@ class TestFileWebp:
 
     @pytest.mark.skipif(sys.maxsize <= 2**32, reason="Requires 64-bit system")
     def test_write_encoding_error_message(self, tmp_path: Path) -> None:
-        temp_file = str(tmp_path / "temp.webp")
         im = Image.new("RGB", (15000, 15000))
         with pytest.raises(ValueError) as e:
-            im.save(temp_file, method=0)
+            im.save(tmp_path / "temp.webp", method=0)
         assert str(e.value) == "encoding error 6"
 
     @pytest.mark.skipif(sys.maxsize <= 2**32, reason="Requires 64-bit system")
     def test_write_encoding_error_bad_dimension(self, tmp_path: Path) -> None:
-        temp_file = str(tmp_path / "temp.webp")
         im = Image.new("L", (16384, 16384))
         with pytest.raises(ValueError) as e:
-            im.save(temp_file)
+            im.save(tmp_path / "temp.webp")
         assert (
             str(e.value)
             == "encoding error 5: Image size exceeds WebP limit of 16383 pixels"
@@ -187,9 +190,8 @@ class TestFileWebp:
     def test_no_resource_warning(self, tmp_path: Path) -> None:
         file_path = "Tests/images/hopper.webp"
         with Image.open(file_path) as image:
-            temp_file = str(tmp_path / "temp.webp")
             with warnings.catch_warnings():
-                image.save(temp_file)
+                image.save(tmp_path / "temp.webp")
 
     def test_file_pointer_could_be_reused(self) -> None:
         file_path = "Tests/images/hopper.webp"
@@ -204,15 +206,16 @@ class TestFileWebp:
     def test_invalid_background(
         self, background: int | tuple[int, ...], tmp_path: Path
     ) -> None:
-        temp_file = str(tmp_path / "temp.webp")
+        temp_file = tmp_path / "temp.webp"
         im = hopper()
         with pytest.raises(OSError):
             im.save(temp_file, save_all=True, append_images=[im], background=background)
 
     def test_background_from_gif(self, tmp_path: Path) -> None:
+        out_webp = tmp_path / "temp.webp"
+
         # Save L mode GIF with background
         with Image.open("Tests/images/no_palette_with_background.gif") as im:
-            out_webp = str(tmp_path / "temp.webp")
             im.save(out_webp, save_all=True)
 
         # Save P mode GIF with background
@@ -220,11 +223,10 @@ class TestFileWebp:
             original_value = im.convert("RGB").getpixel((1, 1))
 
             # Save as WEBP
-            out_webp = str(tmp_path / "temp.webp")
             im.save(out_webp, save_all=True)
 
         # Save as GIF
-        out_gif = str(tmp_path / "temp.gif")
+        out_gif = tmp_path / "temp.gif"
         with Image.open(out_webp) as im:
             im.save(out_gif)
 
@@ -234,10 +236,10 @@ class TestFileWebp:
         assert difference < 5
 
     def test_duration(self, tmp_path: Path) -> None:
+        out_webp = tmp_path / "temp.webp"
+
         with Image.open("Tests/images/dispose_bgnd.gif") as im:
             assert im.info["duration"] == 1000
-
-            out_webp = str(tmp_path / "temp.webp")
             im.save(out_webp, save_all=True)
 
         with Image.open(out_webp) as reloaded:
@@ -245,7 +247,7 @@ class TestFileWebp:
             assert reloaded.info["duration"] == 1000
 
     def test_roundtrip_rgba_palette(self, tmp_path: Path) -> None:
-        temp_file = str(tmp_path / "temp.webp")
+        temp_file = tmp_path / "temp.webp"
         im = Image.new("RGBA", (1, 1)).convert("P")
         assert im.mode == "P"
         assert im.palette is not None

Tests/test_image.py

@@ -1086,22 +1086,17 @@ class TestImage:
         valgrind pytest -qq Tests/test_image.py::TestImage::test_overrun | grep decode.c
         """
         with Image.open(os.path.join("Tests/images", path)) as im:
-            try:
+            with pytest.raises(OSError) as e:
                 im.load()
-                pytest.fail()
+        buffer_overrun = str(e.value) == "buffer overrun when reading image file"
-            except OSError as e:
+        truncated = "image file is truncated" in str(e.value)
-                buffer_overrun = str(e) == "buffer overrun when reading image file"
-                truncated = "image file is truncated" in str(e)
 
-                assert buffer_overrun or truncated
+        assert buffer_overrun or truncated
 
     def test_fli_overrun2(self) -> None:
         with Image.open("Tests/images/fli_overrun2.bin") as im:
-            try:
+            with pytest.raises(OSError, match="buffer overrun when reading image file"):
                 im.seek(1)
-                pytest.fail()
-            except OSError as e:
-                assert str(e) == "buffer overrun when reading image file"
 
     def test_exit_fp(self) -> None:
         with Image.new("L", (1, 1)) as im:
@@ -1117,6 +1112,10 @@ class TestImage:
             assert len(caplog.records) == 0
             assert im.fp is None
 
+    def test_deprecation(self) -> None:
+        with pytest.warns(DeprecationWarning):
+            assert not Image.isImageType(None)
+
 
 class TestImageBytes:
     @pytest.mark.parametrize("mode", Image.MODES + ["BGR;15", "BGR;16", "BGR;24"])

Tests/test_image_copy.py

@@ -49,5 +49,7 @@ def test_copy_zero() -> None:
 @skip_unless_feature("libtiff")
 def test_deepcopy() -> None:
     with Image.open("Tests/images/g4_orientation_5.tif") as im:
+        assert im.size == (590, 88)
+
         out = copy.deepcopy(im)
     assert out.size == (590, 88)

Tests/test_image_resize.py

@@ -44,9 +44,19 @@ class TestImagingCoreResize:
             self.resize(hopper("1"), (15, 12), Image.Resampling.BILINEAR)
         with pytest.raises(ValueError):
             self.resize(hopper("P"), (15, 12), Image.Resampling.BILINEAR)
-        with pytest.raises(ValueError):
+        for mode in [
-            self.resize(hopper("I;16"), (15, 12), Image.Resampling.BILINEAR)
+            "L",
-        for mode in ["L", "I", "F", "RGB", "RGBA", "CMYK", "YCbCr"]:
+            "I",
+            "I;16",
+            "I;16L",
+            "I;16B",
+            "I;16N",
+            "F",
+            "RGB",
+            "RGBA",
+            "CMYK",
+            "YCbCr",
+        ]:
             im = hopper(mode)
             r = self.resize(im, (15, 12), Image.Resampling.BILINEAR)
             assert r.mode == mode
@@ -300,21 +310,19 @@ class TestImageResize:
                 im.resize((10, 10), "unknown")
 
     @skip_unless_feature("libtiff")
-    def test_load_first(self) -> None:
+    def test_transposed(self) -> None:
-        # load() may change the size of the image
-        # Test that resize() is calling it before getting the size
         with Image.open("Tests/images/g4_orientation_5.tif") as im:
             im = im.resize((64, 64))
             assert im.size == (64, 64)
 
-    @pytest.mark.parametrize("mode", ("L", "RGB", "I", "F"))
+    @pytest.mark.parametrize(
+        "mode", ("L", "RGB", "I", "I;16", "I;16L", "I;16B", "I;16N", "F")
+    )
     def test_default_filter_bicubic(self, mode: str) -> None:
         im = hopper(mode)
         assert im.resize((20, 20), Image.Resampling.BICUBIC) == im.resize((20, 20))
 
-    @pytest.mark.parametrize(
+    @pytest.mark.parametrize("mode", ("1", "P", "BGR;15", "BGR;16"))
-        "mode", ("1", "P", "I;16", "I;16L", "I;16B", "BGR;15", "BGR;16")
-    )
     def test_default_filter_nearest(self, mode: str) -> None:
         im = hopper(mode)
         assert im.resize((20, 20), Image.Resampling.NEAREST) == im.resize((20, 20))

Tests/test_image_thumbnail.py

@@ -92,15 +92,13 @@ def test_no_resize() -> None:
 
 
 @skip_unless_feature("libtiff")
-def test_load_first() -> None:
+def test_transposed() -> None:
-    # load() may change the size of the image
-    # Test that thumbnail() is calling it before performing size calculations
     with Image.open("Tests/images/g4_orientation_5.tif") as im:
+        assert im.size == (590, 88)
+
         im.thumbnail((64, 64))
         assert im.size == (64, 10)
 
-    # Test thumbnail(), without draft(),
-    # on an image that is large enough once load() has changed the size
     with Image.open("Tests/images/g4_orientation_5.tif") as im:
         im.thumbnail((590, 88), reducing_gap=None)
         assert im.size == (590, 88)

Tests/test_imagecms.py

@@ -696,6 +696,12 @@ def test_rgb_lab(mode: str) -> None:
     assert value[:3] == (0, 255, 255)
 
 
+def test_cmyk_lab() -> None:
+    im = Image.new("CMYK", (1, 1))
+    converted_im = im.convert("LAB")
+    assert converted_im.getpixel((0, 0)) == (255, 128, 128)
+
+
 def test_deprecation() -> None:
     with pytest.warns(DeprecationWarning):
         assert ImageCms.DESCRIPTION.strip().startswith("pyCMS")

Tests/test_imagedraw.py

@@ -1368,6 +1368,20 @@ def test_stroke() -> None:
         )
 
 
+@skip_unless_feature("freetype2")
+def test_stroke_float() -> None:
+    # Arrange
+    im = Image.new("RGB", (120, 130))
+    draw = ImageDraw.Draw(im)
+    font = ImageFont.truetype("Tests/fonts/FreeMono.ttf", 120)
+
+    # Act
+    draw.text((12, 12), "A", "#f00", font, stroke_width=0.5)
+
+    # Assert
+    assert_image_similar_tofile(im, "Tests/images/imagedraw_stroke_float.png", 3.1)
+
+
 @skip_unless_feature("freetype2")
 def test_stroke_descender() -> None:
     # Arrange

Tests/test_imagefont.py

@@ -5,6 +5,7 @@ import os
 import re
 import shutil
 import sys
+import tempfile
 from io import BytesIO
 from pathlib import Path
 from typing import Any, BinaryIO
@@ -460,17 +461,43 @@ def test_free_type_font_get_mask(font: ImageFont.FreeTypeFont) -> None:
     assert mask.size == (108, 13)
 
 
+def test_load_when_image_not_found() -> None:
+    with tempfile.NamedTemporaryFile(delete=False) as tmp:
+        pass
+    with pytest.raises(OSError) as e:
+        ImageFont.load(tmp.name)
+
+    os.unlink(tmp.name)
+
+    root = os.path.splitext(tmp.name)[0]
+    assert str(e.value) == f"cannot find glyph data file {root}.{{gif|pbm|png}}"
+
+
 def test_load_path_not_found() -> None:
     # Arrange
     filename = "somefilenamethatdoesntexist.ttf"
 
     # Act/Assert
-    with pytest.raises(OSError):
+    with pytest.raises(OSError) as e:
         ImageFont.load_path(filename)
+
+    # The file doesn't exist, so don't suggest `load`
+    assert filename in str(e.value)
+    assert "did you mean" not in str(e.value)
     with pytest.raises(OSError):
         ImageFont.truetype(filename)
 
 
+def test_load_path_existing_path() -> None:
+    with tempfile.NamedTemporaryFile() as tmp:
+        with pytest.raises(OSError) as e:
+            ImageFont.load_path(tmp.name)
+
+    # The file exists, so the error message suggests to use `load` instead
+    assert tmp.name in str(e.value)
+    assert " did you mean" in str(e.value)
+
+
 def test_load_non_font_bytes() -> None:
     with open("Tests/images/hopper.jpg", "rb") as f:
         with pytest.raises(OSError):

Tests/test_imagepath.py

@@ -204,6 +204,17 @@ def test_overflow_segfault() -> None:
             x[i] = b"0" * 16
 
 
+def test_compact_within_map() -> None:
+    p = ImagePath.Path([0, 1])
+
+    def map_func(x: float, y: float) -> tuple[float, float]:
+        p.compact()
+        return 0, 0
+
+    with pytest.raises(ValueError):
+        p.map(map_func)
+
+
 class Evil:
     def __init__(self) -> None:
         self.corrupt = Image.core.path(0x4000000000000000)

Tests/test_imageshow.py

@@ -115,7 +115,7 @@ def test_ipythonviewer() -> None:
             test_viewer = viewer
             break
     else:
-        pytest.fail()
+        pytest.fail("IPythonViewer not found")
 
     im = hopper()
     assert test_viewer.show(im) == 1

Tests/test_imagewin.py

@@ -60,6 +60,18 @@ class TestImageWinDib:
         with pytest.raises(ValueError):
             ImageWin.Dib(mode)
 
+    def test_dib_hwnd(self) -> None:
+        mode = "RGBA"
+        size = (128, 128)
+        wnd = 0
+
+        dib = ImageWin.Dib(mode, size)
+        hwnd = ImageWin.HWND(wnd)
+
+        dib.expose(hwnd)
+        dib.draw(hwnd, (0, 0) + size)
+        assert isinstance(dib.query_palette(hwnd), int)
+
     def test_dib_paste(self) -> None:
         # Arrange
         im = hopper()

Tests/test_numpy.py

@@ -238,8 +238,10 @@ def test_zero_size() -> None:
 
 
 @skip_unless_feature("libtiff")
-def test_load_first() -> None:
+def test_transposed() -> None:
     with Image.open("Tests/images/g4_orientation_5.tif") as im:
+        assert im.size == (590, 88)
+
         a = numpy.array(im)
         assert a.shape == (88, 590)
 

depends/install_imagequant.sh

@@ -23,14 +23,14 @@ else
     cargo cinstall --prefix=/usr --destdir=.
 
     # Copy into place
-    sudo cp usr/lib/libimagequant.so* /usr/lib/
+    sudo find usr -name libimagequant.so* -exec cp {} /usr/lib/ \;
     sudo cp usr/include/libimagequant.h /usr/include/
 
     if [ -n "$GITHUB_ACTIONS" ]; then
         # Copy to cache
         rm -rf ~/cache-$archive_name
         mkdir ~/cache-$archive_name
-        cp usr/lib/libimagequant.so* ~/cache-$archive_name/
+        find usr -name libimagequant.so* -exec cp {} ~/cache-$archive_name/ \;
         cp usr/include/libimagequant.h ~/cache-$archive_name/
     fi
 

depends/install_raqm.sh

@@ -2,7 +2,7 @@
 # install raqm
 
 
-archive=libraqm-0.10.1
+archive=libraqm-0.10.2
 
 ./download-and-extract.sh $archive https://raw.githubusercontent.com/python-pillow/pillow-depends/main/$archive.tar.gz
 

docs/deprecations.rst

@@ -122,6 +122,22 @@ vulnerability introduced in FreeType 2.6 (:cve:`2020-15999`).
 
 .. _2.10.4: https://sourceforge.net/projects/freetype/files/freetype2/2.10.4/
 
+ICNS (width, height, scale) sizes
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+.. deprecated:: 11.0.0
+
+Setting an ICNS image size to ``(width, height, scale)`` before loading has been
+deprecated. Instead, ``load(scale)`` can be used.
+
+Image isImageType()
+^^^^^^^^^^^^^^^^^^^
+
+.. deprecated:: 11.0.0
+
+``Image.isImageType(im)`` has been deprecated. Use ``isinstance(im, Image.Image)``
+instead.
+
 ImageMath.lambda_eval and ImageMath.unsafe_eval options parameter
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 

docs/handbook/image-file-formats.rst

@@ -324,12 +324,19 @@ sets the following :py:attr:`~PIL.Image.Image.info` property:
 **sizes**
     A list of supported sizes found in this icon file; these are a
     3-tuple, ``(width, height, scale)``, where ``scale`` is 2 for a retina
-    icon and 1 for a standard icon.  You *are* permitted to use this 3-tuple
+    icon and 1 for a standard icon.
-    format for the :py:attr:`~PIL.Image.Image.size` property if you set it
+
-    before calling :py:meth:`~PIL.Image.Image.load`; after loading, the size
+.. _icns-loading:
-    will be reset to a 2-tuple containing pixel dimensions (so, e.g. if you
+
-    ask for ``(512, 512, 2)``, the final value of
+Loading
-    :py:attr:`~PIL.Image.Image.size` will be ``(1024, 1024)``).
+~~~~~~~
+
+You can call the :py:meth:`~PIL.Image.Image.load` method with the following parameter.
+
+**scale**
+    Affects the scale of the resultant image. If the size is set to ``(512, 512)``,
+    after loading at scale 2, the final value of :py:attr:`~PIL.Image.Image.size` will
+    be ``(1024, 1024)``.
 
 .. _icns-saving:
 

docs/index.rst

@@ -54,7 +54,7 @@ Pillow for enterprise is available via the Tidelift Subscription. `Learn more <h
    :alt: Tidelift
 
 .. image:: https://oss-fuzz-build-logs.storage.googleapis.com/badges/pillow.svg
-   :target: https://bugs.chromium.org/p/oss-fuzz/issues/list?sort=-opened&can=1&q=proj:pillow
+   :target: https://issues.oss-fuzz.com/issues?q=title:pillow
    :alt: Fuzzing Status
 
 .. image:: https://img.shields.io/pypi/v/pillow.svg

docs/installation/platform-support.rst

@@ -17,13 +17,13 @@ These platforms are built and tested for every change.
 +----------------------------------+----------------------------+---------------------+
 | Operating system                 | Tested Python versions     | Tested architecture |
 +==================================+============================+=====================+
-| Alpine                           | 3.9                        | x86-64              |
+| Alpine                           | 3.12                       | x86-64              |
 +----------------------------------+----------------------------+---------------------+
 | Amazon Linux 2                   | 3.9                        | x86-64              |
 +----------------------------------+----------------------------+---------------------+
 | Amazon Linux 2023                | 3.9                        | x86-64              |
 +----------------------------------+----------------------------+---------------------+
-| Arch                             | 3.9                        | x86-64              |
+| Arch                             | 3.12                       | x86-64              |
 +----------------------------------+----------------------------+---------------------+
 | CentOS Stream 9                  | 3.9                        | x86-64              |
 +----------------------------------+----------------------------+---------------------+
@@ -33,7 +33,7 @@ These platforms are built and tested for every change.
 +----------------------------------+----------------------------+---------------------+
 | Fedora 40                        | 3.12                       | x86-64              |
 +----------------------------------+----------------------------+---------------------+
-| Gentoo                           | 3.9                        | x86-64              |
+| Gentoo                           | 3.12                       | x86-64              |
 +----------------------------------+----------------------------+---------------------+
 | macOS 13 Ventura                 | 3.9                        | x86-64              |
 +----------------------------------+----------------------------+---------------------+
@@ -48,7 +48,7 @@ These platforms are built and tested for every change.
 | Ubuntu Linux 24.04 LTS (Noble)   | 3.12                       | x86-64, ppc64le,    |
 |                                  |                            | s390x               |
 +----------------------------------+----------------------------+---------------------+
-| Windows Server 2016              | 3.9                        | x86-64              |
+| Windows Server 2019              | 3.9                        | x86-64              |
 +----------------------------------+----------------------------+---------------------+
 | Windows Server 2022              | 3.9, 3.10, 3.11,           | x86-64              |
 |                                  | 3.12, 3.13, PyPy3          |                     |
@@ -75,6 +75,8 @@ These platforms have been reported to work at the versions mentioned.
 | Operating system                 | | Tested Python            | | Latest tested  | | Tested     |
 |                                  | | versions                 | | Pillow version | | processors |
 +==================================+============================+==================+==============+
+| macOS 15 Sequoia                 | 3.8, 3.9, 3.10, 3.11, 3.12 | 10.4.0           |arm           |
++----------------------------------+----------------------------+------------------+--------------+
 | macOS 14 Sonoma                  | 3.8, 3.9, 3.10, 3.11, 3.12 | 10.4.0           |arm           |
 +----------------------------------+----------------------------+------------------+--------------+
 | macOS 13 Ventura                 | 3.8, 3.9, 3.10, 3.11       | 10.0.1           |arm           |

docs/releasenotes/11.0.0.rst

@@ -23,6 +23,13 @@ Python 3.8
 Pillow has dropped support for Python 3.8,
 which reached end-of-life in October 2024.
 
+Python 3.12 on macOS <= 10.12
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+The latest version of Python 3.12 only supports macOS versions 10.13 and later,
+and so Pillow has also updated the deployment target for its prebuilt Python 3.12
+wheels.
+
 PSFile
 ^^^^^^
 
@@ -45,6 +52,11 @@ TiffImagePlugin IFD_LEGACY_API
 
 An unused setting, ``TiffImagePlugin.IFD_LEGACY_API``, has been removed.
 
+WebP 0.4
+^^^^^^^^
+
+Support for WebP 0.4 and earlier has been removed; WebP 0.5 is the minimum supported.
+
 Deprecations
 ============
 
@@ -61,9 +73,27 @@ vulnerability introduced in FreeType 2.6 (:cve:`2020-15999`).
 
 .. _2.10.4: https://sourceforge.net/projects/freetype/files/freetype2/2.10.4/
 
+ICNS (width, height, scale) sizes
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+.. deprecated:: 11.0.0
+
+Setting an ICNS image size to ``(width, height, scale)`` before loading has been
+deprecated. Instead, ``load(scale)`` can be used.
+
+Image isImageType()
+^^^^^^^^^^^^^^^^^^^
+
+.. deprecated:: 11.0.0
+
+``Image.isImageType(im)`` has been deprecated. Use ``isinstance(im, Image.Image)``
+instead.
+
 ImageMath.lambda_eval and ImageMath.unsafe_eval options parameter
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
+.. deprecated:: 11.0.0
+
 The ``options`` parameter in :py:meth:`~PIL.ImageMath.lambda_eval()` and
 :py:meth:`~PIL.ImageMath.unsafe_eval()` has been deprecated. One or more
 keyword arguments can be used instead.
@@ -79,6 +109,8 @@ have been deprecated, and will be removed in Pillow 12 (2025-10-15).
 Specific WebP Feature Checks
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
+.. deprecated:: 11.0.0
+
 ``features.check("transp_webp")``, ``features.check("webp_mux")`` and
 ``features.check("webp_anim")`` are now deprecated. They will always return
 ``True`` if the WebP module is installed, until they are removed in Pillow
@@ -87,18 +119,27 @@ Specific WebP Feature Checks
 API Changes
 ===========
 
-TODO
+Default resampling filter for I;16* image modes
-^^^^
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
-TODO
+The default resampling filter for I;16, I;16L, I;16B and I;16N has been changed from
+``Image.NEAREST`` to ``Image.BICUBIC``, to match the majority of modes.
 
 API Additions
 =============
 
-TODO
+Writing XMP bytes to JPEG and MPO
-^^^^
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
-TODO
+XMP data can now be saved to JPEG files using an ``xmp`` argument::
+
+    im.save("out.jpg", xmp=b"test")
+
+The data can also be set  through :py:attr:`~PIL.Image.Image.info`, for use when saving
+either JPEG or MPO images::
+
+    im.info["xmp"] = b"test"
+    im.save("out.jpg")
 
 Other Changes
 =============
@@ -112,6 +153,10 @@ of 3.13.0 final (2024-10-01, :pep:`719`).
 
 Pillow 11.0.0 now officially supports Python 3.13.
 
+Support has also been added for the experimental free-threaded mode of :pep:`703`.
+
+Python 3.13 only supports macOS versions 10.13 and later.
+
 C-level Flags
 ^^^^^^^^^^^^^
 

pyproject.toml

@@ -97,9 +97,13 @@ config-settings = "raqm=enable raqm=vendor fribidi=vendor imagequant=disable"
 test-command = "cd {project} && .github/workflows/wheels-test.sh"
 test-extras = "tests"
 
-[tool.ruff]
+[tool.black]
-fix = true
+exclude = "wheels/multibuild"
 
+[tool.ruff]
+exclude = [ "wheels/multibuild" ]
+
+fix = true
 lint.select = [
   "C4",     # flake8-comprehensions
   "E",      # pycodestyle errors
@@ -125,7 +129,6 @@ lint.ignore = [
   "PT007",  # pytest-parametrize-values-wrong-type
   "PT011",  # pytest-raises-too-broad
   "PT012",  # pytest-raises-with-multiple-statements
-  "PT016",  # pytest-fail-without-message
   "PT017",  # pytest-assert-in-except
   "PYI026", # flake8-pyi: typing.TypeAlias added in Python 3.10
   "PYI034", # flake8-pyi: typing.Self added in Python 3.11

src/PIL/GifImagePlugin.py

@@ -553,7 +553,9 @@ def _normalize_palette(
 
     if im.mode == "P":
         if not source_palette:
-            source_palette = im.im.getpalette("RGB")[:768]
+            im_palette = im.getpalette(None)
+            assert im_palette is not None
+            source_palette = bytearray(im_palette)
     else:  # L-mode
         if not source_palette:
             source_palette = bytearray(i // 3 for i in range(768))
@@ -629,7 +631,10 @@ def _write_single_frame(
 def _getbbox(
     base_im: Image.Image, im_frame: Image.Image
 ) -> tuple[Image.Image, tuple[int, int, int, int] | None]:
-    if _get_palette_bytes(im_frame) != _get_palette_bytes(base_im):
+    palette_bytes = [
+        bytes(im.palette.palette) if im.palette else b"" for im in (base_im, im_frame)
+    ]
+    if palette_bytes[0] != palette_bytes[1]:
         im_frame = im_frame.convert("RGBA")
         base_im = base_im.convert("RGBA")
     delta = ImageChops.subtract_modulo(im_frame, base_im)
@@ -984,7 +989,13 @@ def _get_palette_bytes(im: Image.Image) -> bytes:
     :param im: Image object
     :returns: Bytes, len<=768 suitable for inclusion in gif header
     """
-    return bytes(im.palette.palette) if im.palette else b""
+    if not im.palette:
+        return b""
+
+    palette = bytes(im.palette.palette)
+    if im.palette.mode == "RGBA":
+        palette = b"".join(palette[i * 4 : i * 4 + 3] for i in range(len(palette) // 3))
+    return palette
 
 
 def _get_background(

src/PIL/IcnsImagePlugin.py

@@ -25,6 +25,7 @@ import sys
 from typing import IO
 
 from . import Image, ImageFile, PngImagePlugin, features
+from ._deprecate import deprecate
 
 enable_jpeg2k = features.check_codec("jpg_2000")
 if enable_jpeg2k:
@@ -275,37 +276,37 @@ class IcnsImageFile(ImageFile.ImageFile):
             self.best_size[1] * self.best_size[2],
         )
 
-    @property
+    @property  # type: ignore[override]
-    def size(self):
+    def size(self) -> tuple[int, int] | tuple[int, int, int]:
         return self._size
 
     @size.setter
-    def size(self, value) -> None:
+    def size(self, value: tuple[int, int] | tuple[int, int, int]) -> None:
-        info_size = value
+        if len(value) == 3:
-        if info_size not in self.info["sizes"] and len(info_size) == 2:
+            deprecate("Setting size to (width, height, scale)", 12, "load(scale)")
-            info_size = (info_size[0], info_size[1], 1)
+            if value in self.info["sizes"]:
-        if (
+                self._size = value  # type: ignore[assignment]
-            info_size not in self.info["sizes"]
+                return
-            and len(info_size) == 3
+        else:
-            and info_size[2] == 1
+            # Check that a matching size exists,
-        ):
+            # or that there is a scale that would create a size that matches
-            simple_sizes = [
+            for size in self.info["sizes"]:
-                (size[0] * size[2], size[1] * size[2]) for size in self.info["sizes"]
+                simple_size = size[0] * size[2], size[1] * size[2]
-            ]
+                scale = simple_size[0] // value[0]
-            if value in simple_sizes:
+                if simple_size[1] / value[1] == scale:
-                info_size = self.info["sizes"][simple_sizes.index(value)]
+                    self._size = value
-        if info_size not in self.info["sizes"]:
+                    return
-            msg = "This is not one of the allowed sizes of this image"
+        msg = "This is not one of the allowed sizes of this image"
-            raise ValueError(msg)
+        raise ValueError(msg)
-        self._size = value
 
-    def load(self) -> Image.core.PixelAccess | None:
+    def load(self, scale: int | None = None) -> Image.core.PixelAccess | None:
-        if len(self.size) == 3:
+        if scale is not None or len(self.size) == 3:
-            self.best_size = self.size
+            if scale is None and len(self.size) == 3:
-            self.size = (
+                scale = self.size[2]
-                self.best_size[0] * self.best_size[2],
+            assert scale is not None
-                self.best_size[1] * self.best_size[2],
+            width, height = self.size[:2]
-            )
+            self.size = width * scale, height * scale
+            self.best_size = width, height, scale
 
         px = Image.Image.load(self)
         if self._im is not None and self.im.size == self.size:

src/PIL/Image.py

@@ -133,6 +133,7 @@ def isImageType(t: Any) -> TypeGuard[Image]:
     :param t: object to check if it's an image
     :returns: True if the object is an image
     """
+    deprecate("Image.isImageType(im)", 12, "isinstance(im, Image.Image)")
     return hasattr(t, "im")
 
 
@@ -1066,7 +1067,7 @@ class Image:
                     trns_im = new(self.mode, (1, 1))
                     if self.mode == "P":
                         assert self.palette is not None
-                        trns_im.putpalette(self.palette)
+                        trns_im.putpalette(self.palette, self.palette.mode)
                         if isinstance(t, tuple):
                             err = "Couldn't allocate a palette color for transparency"
                             assert trns_im.palette is not None
@@ -1130,17 +1131,23 @@ class Image:
             return new_im
 
         if "LAB" in (self.mode, mode):
-            other_mode = mode if self.mode == "LAB" else self.mode
+            im = self
+            if mode == "LAB":
+                if im.mode not in ("RGB", "RGBA", "RGBX"):
+                    im = im.convert("RGBA")
+                other_mode = im.mode
+            else:
+                other_mode = mode
             if other_mode in ("RGB", "RGBA", "RGBX"):
                 from . import ImageCms
 
                 srgb = ImageCms.createProfile("sRGB")
                 lab = ImageCms.createProfile("LAB")
-                profiles = [lab, srgb] if self.mode == "LAB" else [srgb, lab]
+                profiles = [lab, srgb] if im.mode == "LAB" else [srgb, lab]
                 transform = ImageCms.buildTransform(
-                    profiles[0], profiles[1], self.mode, mode
+                    profiles[0], profiles[1], im.mode, mode
                 )
-                return transform.apply(self)
+                return transform.apply(im)
 
         # colorspace conversion
         if dither is None:
@@ -1817,23 +1824,22 @@ class Image:
         :param mask: An optional mask image.
         """
 
-        if isImageType(box):
+        if isinstance(box, Image):
             if mask is not None:
                 msg = "If using second argument as mask, third argument must be None"
                 raise ValueError(msg)
             # abbreviated paste(im, mask) syntax
             mask = box
             box = None
-        assert not isinstance(box, Image)
 
         if box is None:
             box = (0, 0)
 
         if len(box) == 2:
             # upper left corner given; get size from image or mask
-            if isImageType(im):
+            if isinstance(im, Image):
                 size = im.size
-            elif isImageType(mask):
+            elif isinstance(mask, Image):
                 size = mask.size
             else:
                 # FIXME: use self.size here?
@@ -1846,17 +1852,15 @@ class Image:
             from . import ImageColor
 
             source = ImageColor.getcolor(im, self.mode)
-        elif isImageType(im):
+        elif isinstance(im, Image):
             im.load()
             if self.mode != im.mode:
                 if self.mode != "RGB" or im.mode not in ("LA", "RGBA", "RGBa"):
                     # should use an adapter for this!
                     im = im.convert(self.mode)
             source = im.im
-        elif isinstance(im, tuple):
-            source = im
         else:
-            source = cast(float, im)
+            source = im
 
         self._ensure_mutable()
 
@@ -2017,7 +2021,7 @@ class Image:
         else:
             band = 3
 
-        if isImageType(alpha):
+        if isinstance(alpha, Image):
             # alpha layer
             if alpha.mode not in ("1", "L"):
                 msg = "illegal image mode"
@@ -2027,7 +2031,6 @@ class Image:
                 alpha = alpha.convert("L")
         else:
             # constant alpha
-            alpha = cast(int, alpha)  # see python/typing#1013
             try:
                 self.im.fillband(band, alpha)
             except (AttributeError, ValueError):
@@ -2176,6 +2179,9 @@ class Image:
                 source_palette = self.im.getpalette(palette_mode, palette_mode)
             else:  # L-mode
                 source_palette = bytearray(i // 3 for i in range(768))
+        elif len(source_palette) > 768:
+            bands = 4
+            palette_mode = "RGBA"
 
         palette_bytes = b""
         new_positions = [0] * 256
@@ -2272,8 +2278,8 @@ class Image:
            :py:data:`Resampling.BILINEAR`, :py:data:`Resampling.HAMMING`,
            :py:data:`Resampling.BICUBIC` or :py:data:`Resampling.LANCZOS`.
            If the image has mode "1" or "P", it is always set to
-           :py:data:`Resampling.NEAREST`. If the image mode specifies a number
+           :py:data:`Resampling.NEAREST`. If the image mode is "BGR;15",
-           of bits, such as "I;16", then the default filter is
+           "BGR;16" or "BGR;24", then the default filter is
            :py:data:`Resampling.NEAREST`. Otherwise, the default filter is
            :py:data:`Resampling.BICUBIC`. See: :ref:`concept-filters`.
         :param box: An optional 4-tuple of floats providing
@@ -2296,8 +2302,8 @@ class Image:
         """
 
         if resample is None:
-            type_special = ";" in self.mode
+            bgr = self.mode.startswith("BGR;")
-            resample = Resampling.NEAREST if type_special else Resampling.BICUBIC
+            resample = Resampling.NEAREST if bgr else Resampling.BICUBIC
         elif resample not in (
             Resampling.NEAREST,
             Resampling.BILINEAR,
@@ -2326,7 +2332,6 @@ class Image:
             msg = "reducing_gap must be 1.0 or greater"
             raise ValueError(msg)
 
-        self.load()
         if box is None:
             box = (0, 0) + self.size
 
@@ -2775,27 +2780,18 @@ class Image:
                 )
             return x, y
 
-        box = None
+        preserved_size = preserve_aspect_ratio()
-        final_size: tuple[int, int]
+        if preserved_size is None:
-        if reducing_gap is not None:
+            return
-            preserved_size = preserve_aspect_ratio()
+        final_size = preserved_size
-            if preserved_size is None:
-                return
-            final_size = preserved_size
 
+        box = None
+        if reducing_gap is not None:
             res = self.draft(
                 None, (int(size[0] * reducing_gap), int(size[1] * reducing_gap))
             )
             if res is not None:
                 box = res[1]
-        if box is None:
-            self.load()
-
-            # load() may have changed the size of the image
-            preserved_size = preserve_aspect_ratio()
-            if preserved_size is None:
-                return
-            final_size = preserved_size
 
         if self.size != final_size:
             im = self.resize(final_size, resample, box=box, reducing_gap=reducing_gap)

src/PIL/ImageEnhance.py

@@ -55,7 +55,9 @@ class Color(_Enhance):
         if "A" in image.getbands():
             self.intermediate_mode = "LA"
 
-        self.degenerate = image.convert(self.intermediate_mode).convert(image.mode)
+        if self.intermediate_mode != image.mode:
+            image = image.convert(self.intermediate_mode).convert(image.mode)
+        self.degenerate = image
 
 
 class Contrast(_Enhance):
@@ -68,11 +70,15 @@ class Contrast(_Enhance):
 
     def __init__(self, image: Image.Image) -> None:
         self.image = image
-        mean = int(ImageStat.Stat(image.convert("L")).mean[0] + 0.5)
+        if image.mode != "L":
-        self.degenerate = Image.new("L", image.size, mean).convert(image.mode)
+            image = image.convert("L")
+        mean = int(ImageStat.Stat(image).mean[0] + 0.5)
+        self.degenerate = Image.new("L", image.size, mean)
+        if self.degenerate.mode != self.image.mode:
+            self.degenerate = self.degenerate.convert(self.image.mode)
 
-        if "A" in image.getbands():
+        if "A" in self.image.getbands():
-            self.degenerate.putalpha(image.getchannel("A"))
+            self.degenerate.putalpha(self.image.getchannel("A"))
 
 
 class Brightness(_Enhance):

src/PIL/ImageFile.py

@@ -324,7 +324,7 @@ class ImageFile(Image.Image):
 
     def load_prepare(self) -> None:
         # create image memory if necessary
-        if self._im is None or self.im.mode != self.mode or self.im.size != self.size:
+        if self._im is None:
             self.im = Image.core.new(self.mode, self.size, *self.mb_config)
         # create palette (optional)
         if self.mode == "P":

src/PIL/ImageFont.py

@@ -98,11 +98,13 @@ class ImageFont:
     def _load_pilfont(self, filename: str) -> None:
         with open(filename, "rb") as fp:
             image: ImageFile.ImageFile | None = None
+            root = os.path.splitext(filename)[0]
+
             for ext in (".png", ".gif", ".pbm"):
                 if image:
                     image.close()
                 try:
-                    fullname = os.path.splitext(filename)[0] + ext
+                    fullname = root + ext
                     image = Image.open(fullname)
                 except Exception:
                     pass
@@ -112,7 +114,8 @@ class ImageFont:
             else:
                 if image:
                     image.close()
-                msg = "cannot find glyph data file"
+
+                msg = f"cannot find glyph data file {root}.{{gif|pbm|png}}"
                 raise OSError(msg)
 
             self.file = fullname
@@ -224,7 +227,7 @@ class FreeTypeFont:
             raise core.ex
 
         if size <= 0:
-            msg = "font size must be greater than 0"
+            msg = f"font size must be greater than 0, not {size}"
             raise ValueError(msg)
 
         self.path = font
@@ -783,8 +786,9 @@ class TransposedFont:
 
 def load(filename: str) -> ImageFont:
     """
-    Load a font file.  This function loads a font object from the given
+    Load a font file. This function loads a font object from the given
-    bitmap font file, and returns the corresponding font object.
+    bitmap font file, and returns the corresponding font object. For loading TrueType
+    or OpenType fonts instead, see :py:func:`~PIL.ImageFont.truetype`.
 
     :param filename: Name of font file.
     :return: A font object.
@@ -804,9 +808,10 @@ def truetype(
 ) -> FreeTypeFont:
     """
     Load a TrueType or OpenType font from a file or file-like object,
-    and create a font object.
+    and create a font object. This function loads a font object from the given
-    This function loads a font object from the given file or file-like
+    file or file-like object, and creates a font object for a font of the given
-    object, and creates a font object for a font of the given size.
+    size. For loading bitmap fonts instead, see :py:func:`~PIL.ImageFont.load`
+    and :py:func:`~PIL.ImageFont.load_path`.
 
     Pillow uses FreeType to open font files. On Windows, be aware that FreeType
     will keep the file open as long as the FreeTypeFont object exists. Windows
@@ -942,7 +947,10 @@ def load_path(filename: str | bytes) -> ImageFont:
             return load(os.path.join(directory, filename))
         except OSError:
             pass
-    msg = "cannot find font file"
+    msg = f'cannot find font file "{filename}" in sys.path'
+    if os.path.exists(filename):
+        msg += f', did you mean ImageFont.load("{filename}") instead?'
+
     raise OSError(msg)
 
 

src/PIL/ImageMath.py

@@ -268,7 +268,7 @@ def lambda_eval(
     args.update(options)
     args.update(kw)
     for k, v in args.items():
-        if hasattr(v, "im"):
+        if isinstance(v, Image.Image):
             args[k] = _Operand(v)
 
     out = expression(args)
@@ -319,7 +319,7 @@ def unsafe_eval(
     args.update(options)
     args.update(kw)
     for k, v in args.items():
-        if hasattr(v, "im"):
+        if isinstance(v, Image.Image):
             args[k] = _Operand(v)
 
     compiled_code = compile(expression, "<string>", "eval")

src/PIL/ImageWin.py

@@ -98,14 +98,15 @@ class Dib:
                        HDC or HWND instance.  In PythonWin, you can use
                        ``CDC.GetHandleAttrib()`` to get a suitable handle.
         """
+        handle_int = int(handle)
         if isinstance(handle, HWND):
-            dc = self.image.getdc(handle)
+            dc = self.image.getdc(handle_int)
             try:
                 self.image.expose(dc)
             finally:
-                self.image.releasedc(handle, dc)
+                self.image.releasedc(handle_int, dc)
         else:
-            self.image.expose(handle)
+            self.image.expose(handle_int)
 
     def draw(
         self,
@@ -124,14 +125,15 @@ class Dib:
         """
         if src is None:
             src = (0, 0) + self.size
+        handle_int = int(handle)
         if isinstance(handle, HWND):
-            dc = self.image.getdc(handle)
+            dc = self.image.getdc(handle_int)
             try:
                 self.image.draw(dc, dst, src)
             finally:
-                self.image.releasedc(handle, dc)
+                self.image.releasedc(handle_int, dc)
         else:
-            self.image.draw(handle, dst, src)
+            self.image.draw(handle_int, dst, src)
 
     def query_palette(self, handle: int | HDC | HWND) -> int:
         """
@@ -148,14 +150,15 @@ class Dib:
         :return: The number of entries that were changed (if one or more entries,
                  this indicates that the image should be redrawn).
         """
+        handle_int = int(handle)
         if isinstance(handle, HWND):
-            handle = self.image.getdc(handle)
+            handle = self.image.getdc(handle_int)
             try:
                 result = self.image.query_palette(handle)
             finally:
                 self.image.releasedc(handle, handle)
         else:
-            result = self.image.query_palette(handle)
+            result = self.image.query_palette(handle_int)
         return result
 
     def paste(

src/PIL/PngImagePlugin.py

@@ -140,7 +140,7 @@ def _safe_zlib_decompress(s: bytes) -> bytes:
     dobj = zlib.decompressobj()
     plaintext = dobj.decompress(s, MAX_TEXT_CHUNK)
     if dobj.unconsumed_tail:
-        msg = "Decompressed Data Too Large"
+        msg = "Decompressed data too large for PngImagePlugin.MAX_TEXT_CHUNK"
         raise ValueError(msg)
     return plaintext
 

src/PIL/TiffImagePlugin.py

@@ -1037,9 +1037,11 @@ class ImageFileDirectory_v2(_IFDv2Base):
         if stripoffsets is not None:
             tag, typ, count, value, data = entries[stripoffsets]
             if data:
-                msg = "multistrip support not yet implemented"
+                size, handler = self._load_dispatch[typ]
-                raise NotImplementedError(msg)
+                values = [val + offset for val in handler(self, data, self.legacy_api)]
-            value = self._pack("L", self._unpack("L", value)[0] + offset)
+                data = self._write_dispatch[typ](self, *values)
+            else:
+                value = self._pack("L", self._unpack("L", value)[0] + offset)
             entries[stripoffsets] = tag, typ, count, value, data
 
         # pass 2: write entries to file
@@ -1240,8 +1242,8 @@ class TiffImageFile(ImageFile.ImageFile):
         # Create a new core image object on second and
         # subsequent frames in the image. Image may be
         # different size/mode.
-        Image._decompression_bomb_check(self.size)
+        Image._decompression_bomb_check(self._tile_size)
-        self.im = Image.core.new(self.mode, self.size)
+        self.im = Image.core.new(self.mode, self._tile_size)
 
     def _seek(self, frame: int) -> None:
         self.fp = self._fp
@@ -1321,6 +1323,11 @@ class TiffImageFile(ImageFile.ImageFile):
             return self._load_libtiff()
         return super().load()
 
+    def load_prepare(self) -> None:
+        if self._im is None:
+            self.im = Image.core.new(self.mode, self._tile_size)
+        ImageFile.ImageFile.load_prepare(self)
+
     def load_end(self) -> None:
         # allow closing if we're on the first frame, there's no next
         # This is the ImageFile.load path only, libtiff specific below.
@@ -1462,7 +1469,12 @@ class TiffImageFile(ImageFile.ImageFile):
         if not isinstance(xsize, int) or not isinstance(ysize, int):
             msg = "Invalid dimensions"
             raise ValueError(msg)
-        self._size = xsize, ysize
+        self._tile_size = xsize, ysize
+        orientation = self.tag_v2.get(ExifTags.Base.Orientation)
+        if orientation in (5, 6, 7, 8):
+            self._size = ysize, xsize
+        else:
+            self._size = xsize, ysize
 
         logger.debug("- size: %s", self.size)
 
@@ -1600,7 +1612,7 @@ class TiffImageFile(ImageFile.ImageFile):
             if STRIPOFFSETS in self.tag_v2:
                 offsets = self.tag_v2[STRIPOFFSETS]
                 h = self.tag_v2.get(ROWSPERSTRIP, ysize)
-                w = self.size[0]
+                w = xsize
             else:
                 # tiled image
                 offsets = self.tag_v2[TILEOFFSETS]
@@ -1634,9 +1646,9 @@ class TiffImageFile(ImageFile.ImageFile):
                     )
                 )
                 x = x + w
-                if x >= self.size[0]:
+                if x >= xsize:
                     x, y = 0, y + h
-                    if y >= self.size[1]:
+                    if y >= ysize:
                         x = y = 0
                         layer += 1
         else:

src/PIL/WebPImagePlugin.py

@@ -13,10 +13,6 @@ except ImportError:
     SUPPORTED = False
 
 
-_VALID_WEBP_MODES = {"RGBX": True, "RGBA": True, "RGB": True}
-
-_VALID_WEBP_LEGACY_MODES = {"RGB": True, "RGBA": True}
-
 _VP8_MODES_BY_IDENTIFIER = {
     b"VP8 ": "RGB",
     b"VP8X": "RGBA",
@@ -153,6 +149,13 @@ class WebPImageFile(ImageFile.ImageFile):
         return self.__logical_frame
 
 
+def _convert_frame(im: Image.Image) -> Image.Image:
+    # Make sure image mode is supported
+    if im.mode not in ("RGBX", "RGBA", "RGB"):
+        im = im.convert("RGBA" if im.has_transparency_data else "RGB")
+    return im
+
+
 def _save_all(im: Image.Image, fp: IO[bytes], filename: str | bytes) -> None:
     encoderinfo = im.encoderinfo.copy()
     append_images = list(encoderinfo.get("append_images", []))
@@ -243,31 +246,13 @@ def _save_all(im: Image.Image, fp: IO[bytes], filename: str | bytes) -> None:
 
             for idx in range(nfr):
                 ims.seek(idx)
-                ims.load()
 
-                # Make sure image mode is supported
+                frame = _convert_frame(ims)
-                frame = ims
-                rawmode = ims.mode
-                if ims.mode not in _VALID_WEBP_MODES:
-                    alpha = (
-                        "A" in ims.mode
-                        or "a" in ims.mode
-                        or (ims.mode == "P" and "A" in ims.im.getpalettemode())
-                    )
-                    rawmode = "RGBA" if alpha else "RGB"
-                    frame = ims.convert(rawmode)
-
-                if rawmode == "RGB":
-                    # For faster conversion, use RGBX
-                    rawmode = "RGBX"
 
                 # Append the frame to the animation encoder
                 enc.add(
-                    frame.tobytes("raw", rawmode),
+                    frame.getim(),
                     round(timestamp),
-                    frame.size[0],
-                    frame.size[1],
-                    rawmode,
                     lossless,
                     quality,
                     alpha_quality,
@@ -285,7 +270,7 @@ def _save_all(im: Image.Image, fp: IO[bytes], filename: str | bytes) -> None:
         im.seek(cur_idx)
 
     # Force encoder to flush frames
-    enc.add(None, round(timestamp), 0, 0, "", lossless, quality, alpha_quality, 0)
+    enc.add(None, round(timestamp), lossless, quality, alpha_quality, 0)
 
     # Get the final output from the encoder
     data = enc.assemble(icc_profile, exif, xmp)
@@ -310,17 +295,13 @@ def _save(im: Image.Image, fp: IO[bytes], filename: str | bytes) -> None:
     method = im.encoderinfo.get("method", 4)
     exact = 1 if im.encoderinfo.get("exact") else 0
 
-    if im.mode not in _VALID_WEBP_LEGACY_MODES:
+    im = _convert_frame(im)
-        im = im.convert("RGBA" if im.has_transparency_data else "RGB")
 
     data = _webp.WebPEncode(
-        im.tobytes(),
+        im.getim(),
-        im.size[0],
-        im.size[1],
         lossless,
         float(quality),
         float(alpha_quality),
-        im.mode,
         icc_profile,
         method,
         exact,

src/_imaging.c

@@ -1616,16 +1616,12 @@ _putdata(ImagingObject *self, PyObject *args) {
                 int bigendian = 0;
                 if (image->type == IMAGING_TYPE_SPECIAL) {
                     // I;16*
-                    if (strcmp(image->mode, "I;16N") == 0) {
+                    if (strcmp(image->mode, "I;16B") == 0
 #ifdef WORDS_BIGENDIAN
-                        bigendian = 1;
+                        || strcmp(image->mode, "I;16N") == 0
-#else
-                        bigendian = 0;
 #endif
-                    } else if (strcmp(image->mode, "I;16B") == 0) {
+                    ) {
                         bigendian = 1;
-                    } else {
-                        bigendian = 0;
                     }
                 }
                 for (i = x = y = 0; i < n; i++) {

src/_imagingft.c

@@ -833,7 +833,7 @@ font_render(FontObject *self, PyObject *args) {
     Py_ssize_t id;
     int mask = 0;  /* is FT_LOAD_TARGET_MONO enabled? */
     int color = 0; /* is FT_LOAD_COLOR enabled? */
-    int stroke_width = 0;
+    float stroke_width = 0;
     PY_LONG_LONG foreground_ink_long = 0;
     unsigned int foreground_ink;
     const char *mode = NULL;
@@ -853,7 +853,7 @@ font_render(FontObject *self, PyObject *args) {
 
     if (!PyArg_ParseTuple(
             args,
-            "OO|zzOzizLffO:render",
+            "OO|zzOzfzLffO:render",
             &string,
             &fill,
             &mode,
@@ -919,8 +919,8 @@ font_render(FontObject *self, PyObject *args) {
         return NULL;
     }
 
-    width += stroke_width * 2 + ceil(x_start);
+    width += ceil(stroke_width * 2 + x_start);
-    height += stroke_width * 2 + ceil(y_start);
+    height += ceil(stroke_width * 2 + y_start);
     image = PyObject_CallFunction(fill, "ii", width, height);
     if (image == Py_None) {
         PyMem_Del(glyph_info);
@@ -934,8 +934,8 @@ font_render(FontObject *self, PyObject *args) {
     Py_XDECREF(imageId);
     im = (Imaging)id;
 
-    x_offset -= stroke_width;
+    x_offset = round(x_offset - stroke_width);
-    y_offset -= stroke_width;
+    y_offset = round(y_offset - stroke_width);
     if (count == 0 || width == 0 || height == 0) {
         PyMem_Del(glyph_info);
         return Py_BuildValue("N(ii)", image, x_offset, y_offset);
@@ -950,7 +950,7 @@ font_render(FontObject *self, PyObject *args) {
 
         FT_Stroker_Set(
             stroker,
-            (FT_Fixed)stroke_width * 64,
+            (FT_Fixed)round(stroke_width * 64),
             FT_STROKER_LINECAP_ROUND,
             FT_STROKER_LINEJOIN_ROUND,
             0
@@ -988,8 +988,8 @@ font_render(FontObject *self, PyObject *args) {
     }
 
     /* set pen position to text origin */
-    x = (-x_min + stroke_width + x_start) * 64;
+    x = round((-x_min + stroke_width + x_start) * 64);
-    y = (-y_max + (-stroke_width) - y_start) * 64;
+    y = round((-y_max + (-stroke_width) - y_start) * 64);
 
     if (stroker == NULL) {
         load_flags |= FT_LOAD_RENDER;

src/_webp.c

@@ -83,6 +83,49 @@ HandleMuxError(WebPMuxError err, char *chunk) {
     return NULL;
 }
 
+/* -------------------------------------------------------------------- */
+/* Frame import                                                         */
+/* -------------------------------------------------------------------- */
+
+static int
+import_frame_libwebp(WebPPicture *frame, Imaging im) {
+    if (strcmp(im->mode, "RGBA") && strcmp(im->mode, "RGB") &&
+        strcmp(im->mode, "RGBX")) {
+        PyErr_SetString(PyExc_ValueError, "unsupported image mode");
+        return -1;
+    }
+
+    frame->width = im->xsize;
+    frame->height = im->ysize;
+    frame->use_argb = 1;  // Don't convert RGB pixels to YUV
+
+    if (!WebPPictureAlloc(frame)) {
+        PyErr_SetString(PyExc_MemoryError, "can't allocate picture frame");
+        return -2;
+    }
+
+    int ignore_fourth_channel = strcmp(im->mode, "RGBA");
+    for (int y = 0; y < im->ysize; ++y) {
+        UINT8 *src = (UINT8 *)im->image32[y];
+        UINT32 *dst = frame->argb + frame->argb_stride * y;
+        if (ignore_fourth_channel) {
+            for (int x = 0; x < im->xsize; ++x) {
+                dst[x] =
+                    ((UINT32)(src[x * 4 + 2]) | ((UINT32)(src[x * 4 + 1]) << 8) |
+                     ((UINT32)(src[x * 4]) << 16) | (0xff << 24));
+            }
+        } else {
+            for (int x = 0; x < im->xsize; ++x) {
+                dst[x] =
+                    ((UINT32)(src[x * 4 + 2]) | ((UINT32)(src[x * 4 + 1]) << 8) |
+                     ((UINT32)(src[x * 4]) << 16) | ((UINT32)(src[x * 4 + 3]) << 24));
+            }
+        }
+    }
+
+    return 0;
+}
+
 /* -------------------------------------------------------------------- */
 /* WebP Animation Support                                               */
 /* -------------------------------------------------------------------- */
@@ -180,16 +223,14 @@ _anim_encoder_dealloc(PyObject *self) {
 
 PyObject *
 _anim_encoder_add(PyObject *self, PyObject *args) {
-    uint8_t *rgb;
+    PyObject *i0;
-    Py_ssize_t size;
+    Imaging im;
     int timestamp;
-    int width;
-    int height;
-    char *mode;
     int lossless;
     float quality_factor;
     float alpha_quality_factor;
     int method;
+    ImagingSectionCookie cookie;
     WebPConfig config;
     WebPAnimEncoderObject *encp = (WebPAnimEncoderObject *)self;
     WebPAnimEncoder *enc = encp->enc;
@@ -197,13 +238,9 @@ _anim_encoder_add(PyObject *self, PyObject *args) {
 
     if (!PyArg_ParseTuple(
             args,
-            "z#iiisiffi",
+            "Oiiffi",
-            (char **)&rgb,
+            &i0,
-            &size,
             &timestamp,
-            &width,
-            &height,
-            &mode,
             &lossless,
             &quality_factor,
             &alpha_quality_factor,
@@ -213,11 +250,18 @@ _anim_encoder_add(PyObject *self, PyObject *args) {
     }
 
     // Check for NULL frame, which sets duration of final frame
-    if (!rgb) {
+    if (i0 == Py_None) {
         WebPAnimEncoderAdd(enc, NULL, timestamp, NULL);
         Py_RETURN_NONE;
     }
 
+    if (!PyCapsule_IsValid(i0, IMAGING_MAGIC)) {
+        PyErr_Format(PyExc_TypeError, "Expected '%s' Capsule", IMAGING_MAGIC);
+        return NULL;
+    }
+
+    im = (Imaging)PyCapsule_GetPointer(i0, IMAGING_MAGIC);
+
     // Setup config for this frame
     if (!WebPConfigInit(&config)) {
         PyErr_SetString(PyExc_RuntimeError, "failed to initialize config!");
@@ -234,20 +278,15 @@ _anim_encoder_add(PyObject *self, PyObject *args) {
         return NULL;
     }
 
-    // Populate the frame with raw bytes passed to us
+    if (import_frame_libwebp(frame, im)) {
-    frame->width = width;
+        return NULL;
-    frame->height = height;
-    frame->use_argb = 1;  // Don't convert RGB pixels to YUV
-    if (strcmp(mode, "RGBA") == 0) {
-        WebPPictureImportRGBA(frame, rgb, 4 * width);
-    } else if (strcmp(mode, "RGBX") == 0) {
-        WebPPictureImportRGBX(frame, rgb, 4 * width);
-    } else {
-        WebPPictureImportRGB(frame, rgb, 3 * width);
     }
 
-    // Add the frame to the encoder
+    ImagingSectionEnter(&cookie);
-    if (!WebPAnimEncoderAdd(enc, frame, timestamp, &config)) {
+    int ok = WebPAnimEncoderAdd(enc, frame, timestamp, &config);
+    ImagingSectionLeave(&cookie);
+
+    if (!ok) {
         PyErr_SetString(PyExc_RuntimeError, WebPAnimEncoderGetError(enc));
         return NULL;
     }
@@ -572,26 +611,21 @@ static PyTypeObject WebPAnimDecoder_Type = {
 
 PyObject *
 WebPEncode_wrapper(PyObject *self, PyObject *args) {
-    int width;
-    int height;
     int lossless;
     float quality_factor;
     float alpha_quality_factor;
     int method;
     int exact;
-    uint8_t *rgb;
+    Imaging im;
+    PyObject *i0;
     uint8_t *icc_bytes;
     uint8_t *exif_bytes;
     uint8_t *xmp_bytes;
     uint8_t *output;
-    char *mode;
-    Py_ssize_t size;
     Py_ssize_t icc_size;
     Py_ssize_t exif_size;
     Py_ssize_t xmp_size;
     size_t ret_size;
-    int rgba_mode;
-    int channels;
     int ok;
     ImagingSectionCookie cookie;
     WebPConfig config;
@@ -600,15 +634,11 @@ WebPEncode_wrapper(PyObject *self, PyObject *args) {
 
     if (!PyArg_ParseTuple(
             args,
-            "y#iiiffss#iis#s#",
+            "Oiffs#iis#s#",
-            (char **)&rgb,
+            &i0,
-            &size,
-            &width,
-            &height,
             &lossless,
             &quality_factor,
             &alpha_quality_factor,
-            &mode,
             &icc_bytes,
             &icc_size,
             &method,
@@ -621,15 +651,12 @@ WebPEncode_wrapper(PyObject *self, PyObject *args) {
         return NULL;
     }
 
-    rgba_mode = strcmp(mode, "RGBA") == 0;
+    if (!PyCapsule_IsValid(i0, IMAGING_MAGIC)) {
-    if (!rgba_mode && strcmp(mode, "RGB") != 0) {
+        PyErr_Format(PyExc_TypeError, "Expected '%s' Capsule", IMAGING_MAGIC);
-        Py_RETURN_NONE;
+        return NULL;
     }
 
-    channels = rgba_mode ? 4 : 3;
+    im = (Imaging)PyCapsule_GetPointer(i0, IMAGING_MAGIC);
-    if (size < width * height * channels) {
-        Py_RETURN_NONE;
-    }
 
     // Setup config for this frame
     if (!WebPConfigInit(&config)) {
@@ -652,14 +679,9 @@ WebPEncode_wrapper(PyObject *self, PyObject *args) {
         PyErr_SetString(PyExc_ValueError, "could not initialise picture");
         return NULL;
     }
-    pic.width = width;
-    pic.height = height;
-    pic.use_argb = 1;  // Don't convert RGB pixels to YUV
 
-    if (rgba_mode) {
+    if (import_frame_libwebp(&pic, im)) {
-        WebPPictureImportRGBA(&pic, rgb, channels * width);
+        return NULL;
-    } else {
-        WebPPictureImportRGB(&pic, rgb, channels * width);
     }
 
     WebPMemoryWriterInit(&writer);

src/encode.c

@@ -1411,10 +1411,3 @@ PyImaging_Jpeg2KEncoderNew(PyObject *self, PyObject *args) {
 }
 
 #endif
-
-/*
- * Local Variables:
- * c-basic-offset: 4
- * End:
- *
- */

src/libImaging/FliDecode.c

@@ -224,7 +224,7 @@ ImagingFliDecode(Imaging im, ImagingCodecState state, UINT8 *buf, Py_ssize_t byt
                 break;
             case 16:
                 /* COPY chunk */
-                if (INT32_MAX / state->xsize < state->ysize) {
+                if (INT32_MAX < (uint64_t)state->xsize * state->ysize) {
                     /* Integer overflow, bail */
                     state->errcode = IMAGING_CODEC_OVERRUN;
                     return -1;

src/libImaging/Geometry.c

@@ -734,15 +734,15 @@ ImagingGenericTransform(
     char *out;
     double xx, yy;
 
+    if (!imOut || !imIn || strcmp(imIn->mode, imOut->mode) != 0) {
+        return (Imaging)ImagingError_ModeError();
+    }
+
     ImagingTransformFilter filter = getfilter(imIn, filterid);
     if (!filter) {
         return (Imaging)ImagingError_ValueError("bad filter number");
     }
 
-    if (!imOut || !imIn || strcmp(imIn->mode, imOut->mode) != 0) {
-        return (Imaging)ImagingError_ModeError();
-    }
-
     ImagingCopyPalette(imOut, imIn);
 
     ImagingSectionEnter(&cookie);
@@ -978,6 +978,10 @@ ImagingTransformAffine(
     double xx, yy;
     double xo, yo;
 
+    if (!imOut || !imIn || strcmp(imIn->mode, imOut->mode) != 0) {
+        return (Imaging)ImagingError_ModeError();
+    }
+
     if (filterid || imIn->type == IMAGING_TYPE_SPECIAL) {
         return ImagingGenericTransform(
             imOut, imIn, x0, y0, x1, y1, affine_transform, a, filterid, fill
@@ -989,10 +993,6 @@ ImagingTransformAffine(
         return ImagingScaleAffine(imOut, imIn, x0, y0, x1, y1, a, fill);
     }
 
-    if (!imOut || !imIn || strcmp(imIn->mode, imOut->mode) != 0) {
-        return (Imaging)ImagingError_ModeError();
-    }
-
     if (x0 < 0) {
         x0 = 0;
     }

src/libImaging/GetBBox.c

@@ -30,26 +30,57 @@ ImagingGetBBox(Imaging im, int bbox[4], int alpha_only) {
     bbox[1] = -1;
     bbox[2] = bbox[3] = 0;
 
-#define GETBBOX(image, mask)              \
+#define GETBBOX(image, mask)                                 \
-    for (y = 0; y < im->ysize; y++) {     \
+    /* first stage: looking for any pixels from top */       \
-        has_data = 0;                     \
+    for (y = 0; y < im->ysize; y++) {                        \
-        for (x = 0; x < im->xsize; x++) { \
+        has_data = 0;                                        \
-            if (im->image[y][x] & mask) { \
+        for (x = 0; x < im->xsize; x++) {                    \
-                has_data = 1;             \
+            if (im->image[y][x] & mask) {                    \
-                if (x < bbox[0]) {        \
+                has_data = 1;                                \
-                    bbox[0] = x;          \
+                bbox[0] = x;                                 \
-                }                         \
+                bbox[1] = y;                                 \
-                if (x >= bbox[2]) {       \
+                break;                                       \
-                    bbox[2] = x + 1;      \
+            }                                                \
-                }                         \
+        }                                                    \
-            }                             \
+        if (has_data) {                                      \
-        }                                 \
+            break;                                           \
-        if (has_data) {                   \
+        }                                                    \
-            if (bbox[1] < 0) {            \
+    }                                                        \
-                bbox[1] = y;              \
+    /* Check that we have a box */                           \
-            }                             \
+    if (bbox[1] < 0) {                                       \
-            bbox[3] = y + 1;              \
+        return 0; /* no data */                              \
-        }                                 \
+    }                                                        \
+    /* second stage: looking for any pixels from bottom */   \
+    for (y = im->ysize - 1; y >= bbox[1]; y--) {             \
+        has_data = 0;                                        \
+        for (x = 0; x < im->xsize; x++) {                    \
+            if (im->image[y][x] & mask) {                    \
+                has_data = 1;                                \
+                if (x < bbox[0]) {                           \
+                    bbox[0] = x;                             \
+                }                                            \
+                bbox[3] = y + 1;                             \
+                break;                                       \
+            }                                                \
+        }                                                    \
+        if (has_data) {                                      \
+            break;                                           \
+        }                                                    \
+    }                                                        \
+    /* third stage: looking for left and right boundaries */ \
+    for (y = bbox[1]; y < bbox[3]; y++) {                    \
+        for (x = 0; x < bbox[0]; x++) {                      \
+            if (im->image[y][x] & mask) {                    \
+                bbox[0] = x;                                 \
+                break;                                       \
+            }                                                \
+        }                                                    \
+        for (x = im->xsize - 1; x >= bbox[2]; x--) {         \
+            if (im->image[y][x] & mask) {                    \
+                bbox[2] = x + 1;                             \
+                break;                                       \
+            }                                                \
+        }                                                    \
     }
 
     if (im->image8) {
@@ -71,11 +102,6 @@ ImagingGetBBox(Imaging im, int bbox[4], int alpha_only) {
         GETBBOX(image32, mask);
     }
 
-    /* Check that we got a box */
-    if (bbox[1] < 0) {
-        return 0; /* no data */
-    }
-
     return 1; /* ok */
 }
 
@@ -144,6 +170,9 @@ ImagingGetExtrema(Imaging im, void *extrema) {
                         imax = in[x];
                     }
                 }
+                if (imin == 0 && imax == 255) {
+                    break;
+                }
             }
             ((UINT8 *)extrema)[0] = (UINT8)imin;
             ((UINT8 *)extrema)[1] = (UINT8)imax;

src/libImaging/Jpeg2K.h

@@ -104,10 +104,3 @@ typedef struct {
     int plt;
 
 } JPEG2KENCODESTATE;
-
-/*
- * Local Variables:
- * c-basic-offset: 4
- * End:
- *
- */

src/libImaging/Jpeg2KDecode.c

@@ -979,10 +979,3 @@ ImagingJpeg2KVersion(void) {
 }
 
 #endif /* HAVE_OPENJPEG */
-
-/*
- * Local Variables:
- * c-basic-offset: 4
- * End:
- *
- */

src/libImaging/Jpeg2KEncode.c

@@ -652,10 +652,3 @@ ImagingJpeg2KEncodeCleanup(ImagingCodecState state) {
 }
 
 #endif /* HAVE_OPENJPEG */
-
-/*
- * Local Variables:
- * c-basic-offset: 4
- * End:
- *
- */

src/libImaging/Resample.c

@@ -460,6 +460,83 @@ ImagingResampleVertical_8bpc(
     ImagingSectionLeave(&cookie);
 }
 
+void
+ImagingResampleHorizontal_16bpc(
+    Imaging imOut, Imaging imIn, int offset, int ksize, int *bounds, double *kk
+) {
+    ImagingSectionCookie cookie;
+    double ss;
+    int xx, yy, x, xmin, xmax, ss_int;
+    double *k;
+
+    int bigendian = 0;
+    if (strcmp(imIn->mode, "I;16N") == 0
+#ifdef WORDS_BIGENDIAN
+        || strcmp(imIn->mode, "I;16B") == 0
+#endif
+    ) {
+        bigendian = 1;
+    }
+
+    ImagingSectionEnter(&cookie);
+    for (yy = 0; yy < imOut->ysize; yy++) {
+        for (xx = 0; xx < imOut->xsize; xx++) {
+            xmin = bounds[xx * 2 + 0];
+            xmax = bounds[xx * 2 + 1];
+            k = &kk[xx * ksize];
+            ss = 0.0;
+            for (x = 0; x < xmax; x++) {
+                ss += (imIn->image8[yy + offset][(x + xmin) * 2 + (bigendian ? 1 : 0)] +
+                       (imIn->image8[yy + offset][(x + xmin) * 2 + (bigendian ? 0 : 1)]
+                        << 8)) *
+                      k[x];
+            }
+            ss_int = ROUND_UP(ss);
+            imOut->image8[yy][xx * 2 + (bigendian ? 1 : 0)] = CLIP8(ss_int % 256);
+            imOut->image8[yy][xx * 2 + (bigendian ? 0 : 1)] = CLIP8(ss_int >> 8);
+        }
+    }
+    ImagingSectionLeave(&cookie);
+}
+
+void
+ImagingResampleVertical_16bpc(
+    Imaging imOut, Imaging imIn, int offset, int ksize, int *bounds, double *kk
+) {
+    ImagingSectionCookie cookie;
+    double ss;
+    int xx, yy, y, ymin, ymax, ss_int;
+    double *k;
+
+    int bigendian = 0;
+    if (strcmp(imIn->mode, "I;16N") == 0
+#ifdef WORDS_BIGENDIAN
+        || strcmp(imIn->mode, "I;16B") == 0
+#endif
+    ) {
+        bigendian = 1;
+    }
+
+    ImagingSectionEnter(&cookie);
+    for (yy = 0; yy < imOut->ysize; yy++) {
+        ymin = bounds[yy * 2 + 0];
+        ymax = bounds[yy * 2 + 1];
+        k = &kk[yy * ksize];
+        for (xx = 0; xx < imOut->xsize; xx++) {
+            ss = 0.0;
+            for (y = 0; y < ymax; y++) {
+                ss += (imIn->image8[y + ymin][xx * 2 + (bigendian ? 1 : 0)] +
+                       (imIn->image8[y + ymin][xx * 2 + (bigendian ? 0 : 1)] << 8)) *
+                      k[y];
+            }
+            ss_int = ROUND_UP(ss);
+            imOut->image8[yy][xx * 2 + (bigendian ? 1 : 0)] = CLIP8(ss_int % 256);
+            imOut->image8[yy][xx * 2 + (bigendian ? 0 : 1)] = CLIP8(ss_int >> 8);
+        }
+    }
+    ImagingSectionLeave(&cookie);
+}
+
 void
 ImagingResampleHorizontal_32bpc(
     Imaging imOut, Imaging imIn, int offset, int ksize, int *bounds, double *kk
@@ -574,7 +651,12 @@ ImagingResample(Imaging imIn, int xsize, int ysize, int filter, float box[4]) {
     }
 
     if (imIn->type == IMAGING_TYPE_SPECIAL) {
-        return (Imaging)ImagingError_ModeError();
+        if (strncmp(imIn->mode, "I;16", 4) == 0) {
+            ResampleHorizontal = ImagingResampleHorizontal_16bpc;
+            ResampleVertical = ImagingResampleVertical_16bpc;
+        } else {
+            return (Imaging)ImagingError_ModeError();
+        }
     } else if (imIn->image8) {
         ResampleHorizontal = ImagingResampleHorizontal_8bpc;
         ResampleVertical = ImagingResampleVertical_8bpc;

src/libImaging/SgiRleDecode.c

@@ -183,7 +183,7 @@ ImagingSgiRleDecode(Imaging im, ImagingCodecState state, UINT8 *buf, Py_ssize_t
        each with 4 bytes per element of tablen
        Check here before we allocate any memory
     */
-    if (c->bufsize < 8 * c->tablen) {
+    if (c->bufsize < 8 * (int64_t)c->tablen) {
         state->errcode = IMAGING_CODEC_OVERRUN;
         return -1;
     }
@@ -195,6 +195,7 @@ ImagingSgiRleDecode(Imaging im, ImagingCodecState state, UINT8 *buf, Py_ssize_t
     }
     _imaging_seek_pyFd(state->fd, SGI_HEADER_SIZE, SEEK_SET);
     if (_imaging_read_pyFd(state->fd, (char *)ptr, c->bufsize) != c->bufsize) {
+        free(ptr);
         state->errcode = IMAGING_CODEC_UNKNOWN;
         return -1;
     }

src/path.c

@@ -44,7 +44,7 @@ PyImaging_GetBuffer(PyObject *buffer, Py_buffer *view);
 typedef struct {
     PyObject_HEAD Py_ssize_t count;
     double *xy;
-    int index; /* temporary use, e.g. in decimate */
+    int mapping;
 } PyPathObject;
 
 static PyTypeObject PyPathType;
@@ -92,6 +92,7 @@ path_new(Py_ssize_t count, double *xy, int duplicate) {
 
     path->count = count;
     path->xy = xy;
+    path->mapping = 0;
 
     return path;
 }
@@ -277,6 +278,10 @@ path_compact(PyPathObject *self, PyObject *args) {
 
     double cityblock = 2.0;
 
+    if (self->mapping) {
+        PyErr_SetString(PyExc_ValueError, "Path compacted during mapping");
+        return NULL;
+    }
     if (!PyArg_ParseTuple(args, "|d:compact", &cityblock)) {
         return NULL;
     }
@@ -394,11 +399,13 @@ path_map(PyPathObject *self, PyObject *args) {
     xy = self->xy;
 
     /* apply function to coordinate set */
+    self->mapping = 1;
     for (i = 0; i < self->count; i++) {
         double x = xy[i + i];
         double y = xy[i + i + 1];
         PyObject *item = PyObject_CallFunction(function, "dd", x, y);
         if (!item || !PyArg_ParseTuple(item, "dd", &x, &y)) {
+            self->mapping = 0;
             Py_XDECREF(item);
             return NULL;
         }
@@ -406,6 +413,7 @@ path_map(PyPathObject *self, PyObject *args) {
         xy[i + i + 1] = y;
         Py_DECREF(item);
     }
+    self->mapping = 0;
 
     Py_INCREF(Py_None);
     return Py_None;

wheels/README.md

@@ -1,11 +1,11 @@
 README
 ------
 
-[cibuildwheel](https://github.com/pypa/cibuildwheel) is used to build macOS and Linux
+[cibuildwheel](https://github.com/pypa/cibuildwheel) is used to build wheels for tagged
-wheels for tagged versions of Pillow.
+versions of Pillow.
 
 This directory contains [multibuild](https://github.com/multi-build/multibuild) to
-build dependencies for the wheels, and dependency licenses to be included.
+build dependencies for macOS and Linux wheels, and dependency licenses to be included.
 
 Archives
 --------
@@ -30,6 +30,3 @@ Wheels
 
 Wheels are
 [GitHub Actions artifacts created for tags, relevant changes or manual builds](https://github.com/python-pillow/Pillow/actions/workflows/wheels.yml).
-
-Windows wheels are created separately. They are
-[GitHub Actions artifacts created on each run of the Windows workflow](https://github.com/python-pillow/Pillow/actions/workflows/test-windows.yml?query=branch%3Amain).

winbuild/README.md

@@ -11,7 +11,7 @@ For more extensive info, see the [Windows build instructions](build.rst).
 * Requires Microsoft Visual Studio 2017 or newer with C++ component.
 * Requires NASM for libjpeg-turbo, a required dependency when using this script.
 * Requires CMake 3.15 or newer (available as Visual Studio component).
-* Tested on Windows Server 2016 with Visual Studio 2017 Community, and Windows Server 2019 with Visual Studio 2022 Community (AppVeyor).
+* Tested on Windows Server 2019 with Visual Studio 2019 Community and Visual Studio 2022 Community (AppVeyor).
 * Tested on Windows Server 2022 with Visual Studio 2022 Enterprise (GitHub Actions).
 
 The following is a simplified version of the script used on AppVeyor:

winbuild/build_prepare.py

@@ -111,15 +111,15 @@ ARCHITECTURES = {
 V = {
     "BROTLI": "1.1.0",
     "FREETYPE": "2.13.3",
-    "FRIBIDI": "1.0.15",
+    "FRIBIDI": "1.0.16",
-    "HARFBUZZ": "9.0.0",
+    "HARFBUZZ": "10.0.1",
-    "JPEGTURBO": "3.0.3",
+    "JPEGTURBO": "3.0.4",
     "LCMS2": "2.16",
-    "LIBPNG": "1.6.43",
+    "LIBPNG": "1.6.44",
     "LIBWEBP": "1.4.0",
     "OPENJPEG": "2.5.2",
     "TIFF": "4.6.0",
-    "XZ": "5.4.5",
+    "XZ": "5.6.3",
     "ZLIB": "1.3.1",
 }
 V["LIBPNG_DOTLESS"] = V["LIBPNG"].replace(".", "")
@@ -175,7 +175,7 @@ DEPS: dict[str, dict[str, Any]] = {
         "libs": [r"*.lib"],
     },
     "xz": {
-        "url": f"{SF_PROJECTS}/lzmautils/files/xz-{V['XZ']}.tar.gz/download",
+        "url": f"https://github.com/tukaani-project/xz/releases/download/v{V['XZ']}/xz-{V['XZ']}.tar.gz",
         "filename": f"xz-{V['XZ']}.tar.gz",
         "dir": f"xz-{V['XZ']}",
         "license": "COPYING",
@@ -185,7 +185,7 @@ DEPS: dict[str, dict[str, Any]] = {
             cmd_copy(r"src\liblzma\api\lzma\*.h", r"{inc_dir}\lzma"),
         ],
         "headers": [r"src\liblzma\api\lzma.h"],
-        "libs": [r"liblzma.lib"],
+        "libs": [r"lzma.lib"],
     },
     "libwebp": {
         "url": f"http://downloads.webmproject.org/releases/webp/libwebp-{V['LIBWEBP']}.tar.gz",
@@ -216,8 +216,8 @@ DEPS: dict[str, dict[str, Any]] = {
         "license": "LICENSE.md",
         "patch": {
             r"libtiff\tif_lzma.c": {
-                # link against liblzma.lib
+                # link against lzma.lib
-                "#ifdef LZMA_SUPPORT": '#ifdef LZMA_SUPPORT\n#pragma comment(lib, "liblzma.lib")',  # noqa: E501
+                "#ifdef LZMA_SUPPORT": '#ifdef LZMA_SUPPORT\n#pragma comment(lib, "lzma.lib")',  # noqa: E501
             },
             r"libtiff\tif_webp.c": {
                 # link against libwebp.lib
@@ -292,8 +292,12 @@ DEPS: dict[str, dict[str, Any]] = {
         },
         "build": [
             cmd_rmdir("objs"),
-            cmd_msbuild("MSBuild.sln", "Release Static", "Clean"),
+            cmd_msbuild(
-            cmd_msbuild("MSBuild.sln", "Release Static", "Build"),
+                r"builds\windows\vc2010\freetype.vcxproj", "Release Static", "Clean"
+            ),
+            cmd_msbuild(
+                r"builds\windows\vc2010\freetype.vcxproj", "Release Static", "Build"
+            ),
             cmd_xcopy("include", "{inc_dir}"),
         ],
         "libs": [r"objs\{msbuild_arch}\Release Static\freetype.lib"],