Merge branch 'main' into geometry

.appveyor.yml

@@ -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"'
-- '%PYTHON%\%EXECUTABLE% -m pytest -vx --cov PIL --cov Tests --cov-report term --cov-report xml Tests'
-#- '%PYTHON%\%EXECUTABLE% test-installed.py -v -s %TEST_OPTIONS%' TODO TEST_OPTIONS with pytest?
+- path %PYTHON%;%PATH%
+- .ci\test.cmd
 
 after_test:
 - curl -Os https://uploader.codecov.io/latest/windows/codecov.exe

.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/test-mingw.yml

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

.github/workflows/test-windows.yml

@@ -190,8 +190,8 @@ jobs:
 
     - name: Test Pillow
       run: |
-        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
+        path %GITHUB_WORKSPACE%\winbuild\build\bin;%PATH%
+        .ci\test.cmd
       shell: cmd
 
     - name: Prepare to upload errors

.github/workflows/wheels-dependencies.sh

@@ -16,11 +16,7 @@ ARCHIVE_SDIR=pillow-depends-main
 
 # Package versions for fresh source builds
 FREETYPE_VERSION=2.13.2
-if [[ "$MB_ML_VER" != 2014 ]]; then
-    HARFBUZZ_VERSION=9.0.0
-else
-    HARFBUZZ_VERSION=8.5.0
-fi
+HARFBUZZ_VERSION=10.0.1
 LIBPNG_VERSION=1.6.44
 JPEGTURBO_VERSION=3.0.4
 OPENJPEG_VERSION=2.5.2
@@ -65,13 +61,8 @@ function build_brotli {
 }
 
 function build_harfbuzz {
-    if [[ "$HARFBUZZ_VERSION" == 8.5.0 ]]; then
-        export FREETYPE_LIBS=-lfreetype
-        export FREETYPE_CFLAGS=-I/usr/local/include/freetype2/
-        build_simple harfbuzz $HARFBUZZ_VERSION https://github.com/harfbuzz/harfbuzz/releases/download/$HARFBUZZ_VERSION tar.xz --with-freetype=yes --with-glib=no
-        export FREETYPE_LIBS=""
-        export FREETYPE_CFLAGS=""
-    else
+    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 $out_dir \
         && meson setup build --buildtype=release -Dfreetype=enabled -Dglib=disabled)
@@ -80,7 +71,6 @@ function build_harfbuzz {
     if [[ "$MB_ML_LIBC" == "manylinux" ]]; then
         cp /usr/local/lib64/libharfbuzz* /usr/local/lib
     fi
-    fi
 }
 
 function build {
@@ -155,13 +145,7 @@ if [[ -n "$IS_MACOS" ]]; then
     brew remove --ignore-dependencies webp
   fi
 
-  brew install meson pkg-config
-elif [[ "$MB_ML_LIBC" == "manylinux" ]]; then
-  if [[ "$HARFBUZZ_VERSION" != 8.5.0 ]]; then
-    yum install -y meson
-  fi
-else
-  apk add meson
+  brew install pkg-config
 fi
 
 wrap_wheel_builder build

.github/workflows/wheels.yml

@@ -105,13 +105,18 @@ jobs:
           - name: "macOS 10.10 x86_64"
             os: macos-13
             cibw_arch: x86_64
-            build: "pp310* cp3{9,10,11}*"
+            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-latest
             cibw_arch: arm64

CHANGES.rst

@@ -5,6 +5,18 @@ Changelog (Pillow)
 11.0.0 (unreleased)
 -------------------
 
+- 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]
 

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:

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

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
 

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]
-fix = true
+[tool.black]
+exclude = "wheels/multibuild"
 
+[tool.ruff]
+exclude = [ "wheels/multibuild" ]
+
+fix = true
 lint.select = [
   "C4",     # flake8-comprehensions
   "E",      # pycodestyle errors

src/PIL/TiffImagePlugin.py

@@ -991,8 +991,10 @@ class ImageFileDirectory_v2(_IFDv2Base):
         if stripoffsets is not None:
             tag, typ, count, value, data = entries[stripoffsets]
             if data:
-                msg = "multistrip support not yet implemented"
-                raise NotImplementedError(msg)
+                size, handler = self._load_dispatch[typ]
+                values = [val + offset for val in handler(self, data, self.legacy_api)]
+                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
 

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 = 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"
+                frame = _convert_frame(ims)
 
                 # 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 = im.convert("RGBA" if im.has_transparency_data else "RGB")
+    im = _convert_frame(im)
 
     data = _webp.WebPEncode(
-        im.tobytes(),
-        im.size[0],
-        im.size[1],
+        im.getim(),
         lossless,
         float(quality),
         float(alpha_quality),
-        im.mode,
         icc_profile,
         method,
         exact,

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;
-    Py_ssize_t size;
+    PyObject *i0;
+    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",
-            (char **)&rgb,
-            &size,
+            "Oiiffi",
+            &i0,
             &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
-    frame->width = width;
-    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);
+    if (import_frame_libwebp(frame, im)) {
+        return NULL;
     }
 
-    // Add the frame to the encoder
-    if (!WebPAnimEncoderAdd(enc, frame, timestamp, &config)) {
+    ImagingSectionEnter(&cookie);
+    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#",
-            (char **)&rgb,
-            &size,
-            &width,
-            &height,
+            "Oiffs#iis#s#",
+            &i0,
             &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 (!rgba_mode && strcmp(mode, "RGB") != 0) {
-        Py_RETURN_NONE;
+    if (!PyCapsule_IsValid(i0, IMAGING_MAGIC)) {
+        PyErr_Format(PyExc_TypeError, "Expected '%s' Capsule", IMAGING_MAGIC);
+        return NULL;
     }
 
-    channels = rgba_mode ? 4 : 3;
-    if (size < width * height * channels) {
-        Py_RETURN_NONE;
-    }
+    im = (Imaging)PyCapsule_GetPointer(i0, IMAGING_MAGIC);
 
     // 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) {
-        WebPPictureImportRGBA(&pic, rgb, channels * width);
-    } else {
-        WebPPictureImportRGB(&pic, rgb, channels * width);
+    if (import_frame_libwebp(&pic, im)) {
+        return NULL;
     }
 
     WebPMemoryWriterInit(&writer);

winbuild/build_prepare.py

@@ -111,8 +111,8 @@ ARCHITECTURES = {
 V = {
     "BROTLI": "1.1.0",
     "FREETYPE": "2.13.3",
-    "FRIBIDI": "1.0.15",
-    "HARFBUZZ": "9.0.0",
+    "FRIBIDI": "1.0.16",
+    "HARFBUZZ": "10.0.1",
     "JPEGTURBO": "3.0.4",
     "LCMS2": "2.16",
     "LIBPNG": "1.6.44",
@@ -292,8 +292,12 @@ DEPS: dict[str, dict[str, Any]] = {
         },
         "build": [
             cmd_rmdir("objs"),
-            cmd_msbuild("MSBuild.sln", "Release Static", "Clean"),
-            cmd_msbuild("MSBuild.sln", "Release Static", "Build"),
+            cmd_msbuild(
+                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"],