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Merge branch 'main' into eps_plugin_perf

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Yay295 2023-01-11 11:29:22 -06:00 committed by GitHub
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14
docs/installation.rst
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@ -369,21 +369,21 @@ Build Options
available, as many as are present.
* Build flags: ``--disable-zlib``, ``--disable-jpeg``,
``--disable-tiff``, ``--disable-freetype``, ``--disable-lcms``,
``--disable-webp``, ``--disable-webpmux``, ``--disable-jpeg2000``,
``--disable-imagequant``, ``--disable-xcb``.
``--disable-tiff``, ``--disable-freetype``, ``--disable-raqm``,
``--disable-lcms``, ``--disable-webp``, ``--disable-webpmux``,
``--disable-jpeg2000``, ``--disable-imagequant``, ``--disable-xcb``.
Disable building the corresponding feature even if the development
libraries are present on the building machine.
* Build flags: ``--enable-zlib``, ``--enable-jpeg``,
``--enable-tiff``, ``--enable-freetype``, ``--enable-lcms``,
``--enable-webp``, ``--enable-webpmux``, ``--enable-jpeg2000``,
``--enable-imagequant``, ``--enable-xcb``.
``--enable-tiff``, ``--enable-freetype``, ``--enable-raqm``,
``--enable-lcms``, ``--enable-webp``, ``--enable-webpmux``,
``--enable-jpeg2000``, ``--enable-imagequant``, ``--enable-xcb``.
Require that the corresponding feature is built. The build will raise
an exception if the libraries are not found. Webpmux (WebP metadata)
relies on WebP support. Tcl and Tk also must be used together.
* Build flags: ``--vendor-raqm --vendor-fribidi``
* Build flags: ``--vendor-raqm``, ``--vendor-fribidi``.
These flags are used to compile a modified version of libraqm and
a shim that dynamically loads libfribidi at runtime. These are
used to compile the standard Pillow wheels. Compiling libraqm requires

11
src/PIL/EpsImagePlugin.py
View File

@ -339,21 +339,22 @@ class EpsImageFile(ImageFile.ImageFile):
raise OSError(msg)
def _find_offset(self, fp):
s = fp.read(160)
s = fp.read(4)
if s[:4] == b"%!PS":
if s == b"%!PS":
# for HEAD without binary preview
fp.seek(0, io.SEEK_END)
length = fp.tell()
offset = 0
elif i32(s, 0) == 0xC6D3D0C5:
elif i32(s) == 0xC6D3D0C5:
# FIX for: Some EPS file not handled correctly / issue #302
# EPS can contain binary data
# or start directly with latin coding
# more info see:
# https://web.archive.org/web/20160528181353/http://partners.adobe.com/public/developer/en/ps/5002.EPSF_Spec.pdf
offset = i32(s, 4)
length = i32(s, 8)
s = fp.read(8)
offset = i32(s)
length = i32(s, 4)
else:
msg = "not an EPS file"
raise SyntaxError(msg)