Merge branch 'main' into gif_disposal

This commit is contained in:
Andrew Murray 2022-12-22 08:32:27 +11:00
commit 921c46679d
27 changed files with 230 additions and 447 deletions

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@ -20,7 +20,7 @@ jobs:
steps:
- name: "Check issues"
uses: actions/stale@v6
uses: actions/stale@v7
with:
repo-token: ${{ secrets.GITHUB_TOKEN }}
only-labels: "Awaiting OP Action"

View File

@ -15,7 +15,7 @@ jobs:
strategy:
fail-fast: false
matrix:
python-minor-version: [7, 8, 9]
python-minor-version: [8, 9]
timeout-minutes: 40
@ -48,7 +48,7 @@ jobs:
qt5-devel-tools subversion xorg-server-extra zlib-devel
- name: Add Lapack to PATH
uses: egor-tensin/cleanup-path@v2
uses: egor-tensin/cleanup-path@v3
with:
dirs: 'C:\cygwin\bin;C:\cygwin\lib\lapack'

View File

@ -1,18 +1,25 @@
repos:
- repo: https://github.com/psf/black
rev: 22.10.0
rev: 22.12.0
hooks:
- id: black
args: ["--target-version", "py37"]
args: [--target-version=py37]
# Only .py files, until https://github.com/psf/black/issues/402 resolved
files: \.py$
types: []
- repo: https://github.com/PyCQA/isort
rev: 5.10.1
rev: 5.11.1
hooks:
- id: isort
- repo: https://github.com/PyCQA/bandit
rev: 1.7.4
hooks:
- id: bandit
args: [--severity-level=high]
files: ^src/
- repo: https://github.com/asottile/yesqa
rev: v1.4.0
hooks:
@ -48,5 +55,10 @@ repos:
hooks:
- id: sphinx-lint
- repo: https://github.com/tox-dev/tox-ini-fmt
rev: 0.5.2
hooks:
- id: tox-ini-fmt
ci:
autoupdate_schedule: monthly

View File

@ -5,6 +5,21 @@ Changelog (Pillow)
9.4.0 (unreleased)
------------------
- Ignore non-opaque WebP background when saving as GIF #6792
[radarhere]
- Only set tile in ImageFile __setstate__ #6793
[radarhere]
- When reading BLP, do not trust JPEG decoder to determine image is CMYK #6767
[radarhere]
- Added IFD enum to ExifTags #6748
[radarhere]
- Fixed bug combining GIF frame durations #6779
[radarhere]
- Support saving JPEG comments #6774
[smason, radarhere]

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@ -1,7 +1,6 @@
include *.c
include *.h
include *.in
include *.lock
include *.md
include *.py
include *.rst
@ -10,7 +9,6 @@ include *.txt
include *.yaml
include LICENSE
include Makefile
include Pipfile
include tox.ini
graft Tests
graft src

22
Pipfile
View File

@ -1,22 +0,0 @@
[[source]]
url = "https://pypi.org/simple"
verify_ssl = true
name = "pypi"
[packages]
black = "*"
check-manifest = "*"
coverage = "*"
defusedxml = "*"
packaging = "*"
markdown2 = "*"
olefile = "*"
pyroma = "*"
pytest = "*"
pytest-cov = "*"
pytest-timeout = "*"
[dev-packages]
[requires]
python_version = "3.9"

324
Pipfile.lock generated
View File

@ -1,324 +0,0 @@
{
"_meta": {
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"requires": {
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},
"sources": [
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"verify_ssl": true
}
]
},
"default": {
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"version": "==21.2.0"
},
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@ -809,6 +809,22 @@ def test_roundtrip_info_duration(tmp_path):
] == duration_list
def test_roundtrip_info_duration_combined(tmp_path):
out = str(tmp_path / "temp.gif")
with Image.open("Tests/images/duplicate_frame.gif") as im:
assert [frame.info["duration"] for frame in ImageSequence.Iterator(im)] == [
1000,
1000,
1000,
]
im.save(out, save_all=True)
with Image.open(out) as reloaded:
assert [
frame.info["duration"] for frame in ImageSequence.Iterator(reloaded)
] == [1000, 2000]
def test_identical_frames(tmp_path):
duration_list = [1000, 1500, 2000, 4000]
@ -877,14 +893,23 @@ def test_background(tmp_path):
im.info["background"] = 1
im.save(out)
with Image.open(out) as reread:
assert reread.info["background"] == im.info["background"]
def test_webp_background(tmp_path):
out = str(tmp_path / "temp.gif")
# Test opaque WebP background
if features.check("webp") and features.check("webp_anim"):
with Image.open("Tests/images/hopper.webp") as im:
assert isinstance(im.info["background"], tuple)
assert im.info["background"] == (255, 255, 255, 255)
im.save(out)
# Test non-opaque WebP background
im = Image.new("L", (100, 100), "#000")
im.info["background"] = (0, 0, 0, 0)
im.save(out)
def test_comment(tmp_path):
with Image.open(TEST_GIF) as im:

View File

@ -442,6 +442,13 @@ class TestFileJpeg:
info = im._getexif()
assert info[305] == "Adobe Photoshop CS Macintosh"
def test_get_child_images(self):
with Image.open("Tests/images/flower.jpg") as im:
ims = im.get_child_images()
assert len(ims) == 1
assert_image_equal_tofile(ims[0], "Tests/images/flower_thumbnail.png")
def test_mp(self):
with Image.open("Tests/images/pil_sample_rgb.jpg") as im:
assert im._getmp() is None

View File

@ -7,7 +7,14 @@ import warnings
import pytest
from PIL import Image, ImageDraw, ImagePalette, UnidentifiedImageError, features
from PIL import (
ExifTags,
Image,
ImageDraw,
ImagePalette,
UnidentifiedImageError,
features,
)
from .helper import (
assert_image_equal,
@ -808,6 +815,18 @@ class TestImage:
reloaded_exif.load(exif.tobytes())
assert reloaded_exif.get_ifd(0xA005) == exif.get_ifd(0xA005)
def test_exif_ifd1(self):
with Image.open("Tests/images/flower.jpg") as im:
exif = im.getexif()
assert exif.get_ifd(ExifTags.IFD.IFD1) == {
513: 2036,
514: 5448,
259: 6,
296: 2,
282: 180.0,
283: 180.0,
}
def test_exif_ifd(self):
with Image.open("Tests/images/flower.jpg") as im:
exif = im.getexif()

View File

@ -34,7 +34,7 @@ def test_numpy_to_image():
# Check supported 1-bit integer formats
assert_image(to_image(bool, 1, 1), "1", TEST_IMAGE_SIZE)
assert_image(to_image(numpy.bool8, 1, 1), "1", TEST_IMAGE_SIZE)
assert_image(to_image(numpy.bool_, 1, 1), "1", TEST_IMAGE_SIZE)
# Check supported 8-bit integer formats
assert_image(to_image(numpy.uint8), "L", TEST_IMAGE_SIZE)
@ -193,7 +193,7 @@ def test_putdata():
"dtype",
(
bool,
numpy.bool8,
numpy.bool_,
numpy.int8,
numpy.int16,
numpy.int32,

View File

@ -460,7 +460,7 @@ These platforms are built and tested for every change.
| +----------------------------+---------------------+
| | 3.9 (MinGW) | x86, x86-64 |
| +----------------------------+---------------------+
| | 3.7, 3.8, 3.9 (Cygwin) | x86-64 |
| | 3.8, 3.9 (Cygwin) | x86-64 |
+----------------------------------+----------------------------+---------------------+

View File

@ -31,6 +31,13 @@ which provide constants and clear-text names for various well-known EXIF tags.
>>> Interop(4096).name
'RelatedImageFileFormat'
.. py:data:: IFD
>>> from PIL.ExifTags import IFD
>>> IFD.Exif.value
34665
>>> IFD(34665).name
'Exif'
Two of these values are also exposed as dictionaries.

View File

@ -373,6 +373,9 @@ class BLP1Decoder(_BLPBaseDecoder):
data = BytesIO(data)
image = JpegImageFile(data)
Image._decompression_bomb_check(image.size)
if image.mode == "CMYK":
decoder_name, extents, offset, args = image.tile[0]
image.tile = [(decoder_name, extents, offset, (args[0], "CMYK"))]
r, g, b = image.convert("RGB").split()
image = Image.merge("RGB", (b, g, r))
self.set_as_raw(image.tobytes())

View File

@ -346,3 +346,11 @@ class Interop(IntEnum):
RelatedImageFileFormat = 4096
RelatedImageWidth = 4097
RleatedImageHeight = 4098
class IFD(IntEnum):
Exif = 34665
GPSInfo = 34853
Makernote = 37500
Interop = 40965
IFD1 = -1

View File

@ -611,7 +611,7 @@ def _write_multiple_frames(im, fp, palette):
bbox = _getbbox(previous["im"], im_frame)
if not bbox:
# This frame is identical to the previous frame
if duration:
if encoderinfo.get("duration"):
previous["encoderinfo"]["duration"] += encoderinfo["duration"]
continue
if encoderinfo.get("disposal") == 2:
@ -888,20 +888,23 @@ def _get_palette_bytes(im):
def _get_background(im, info_background):
background = 0
if info_background:
background = info_background
if isinstance(background, tuple):
if isinstance(info_background, tuple):
# WebPImagePlugin stores an RGBA value in info["background"]
# So it must be converted to the same format as GifImagePlugin's
# info["background"] - a global color table index
try:
background = im.palette.getcolor(background, im)
background = im.palette.getcolor(info_background, im)
except ValueError as e:
if str(e) == "cannot allocate more than 256 colors":
if str(e) not in (
# If all 256 colors are in use,
# then there is no need for the background color
return 0
else:
"cannot allocate more than 256 colors",
# Ignore non-opaque WebP background
"cannot add non-opaque RGBA color to RGB palette",
):
raise
else:
background = info_background
return background

View File

@ -47,7 +47,14 @@ except ImportError:
# VERSION was removed in Pillow 6.0.0.
# PILLOW_VERSION was removed in Pillow 9.0.0.
# Use __version__ instead.
from . import ImageMode, TiffTags, UnidentifiedImageError, __version__, _plugins
from . import (
ExifTags,
ImageMode,
TiffTags,
UnidentifiedImageError,
__version__,
_plugins,
)
from ._binary import i32le, o32be, o32le
from ._deprecate import deprecate
from ._util import DeferredError, is_path
@ -704,7 +711,6 @@ class Image:
def __setstate__(self, state):
Image.__init__(self)
self.tile = []
info, mode, size, palette, data = state
self.info = info
self.mode = mode
@ -1447,6 +1453,49 @@ class Image:
self._exif._loaded = False
self.getexif()
def get_child_images(self):
child_images = []
exif = self.getexif()
ifds = []
if ExifTags.Base.SubIFDs in exif:
subifd_offsets = exif[ExifTags.Base.SubIFDs]
if subifd_offsets:
if not isinstance(subifd_offsets, tuple):
subifd_offsets = (subifd_offsets,)
for subifd_offset in subifd_offsets:
ifds.append((exif._get_ifd_dict(subifd_offset), subifd_offset))
ifd1 = exif.get_ifd(ExifTags.IFD.IFD1)
if ifd1 and ifd1.get(513):
ifds.append((ifd1, exif._info.next))
offset = None
for ifd, ifd_offset in ifds:
current_offset = self.fp.tell()
if offset is None:
offset = current_offset
fp = self.fp
thumbnail_offset = ifd.get(513)
if thumbnail_offset is not None:
try:
thumbnail_offset += self._exif_offset
except AttributeError:
pass
self.fp.seek(thumbnail_offset)
data = self.fp.read(ifd.get(514))
fp = io.BytesIO(data)
with open(fp) as im:
if thumbnail_offset is None:
im._frame_pos = [ifd_offset]
im._seek(0)
im.load()
child_images.append(im)
if offset is not None:
self.fp.seek(offset)
return child_images
def getim(self):
"""
Returns a capsule that points to the internal image memory.
@ -3598,14 +3647,16 @@ class Exif(MutableMapping):
merged_dict = dict(self)
# get EXIF extension
if 0x8769 in self:
ifd = self._get_ifd_dict(self[0x8769])
if ExifTags.IFD.Exif in self:
ifd = self._get_ifd_dict(self[ExifTags.IFD.Exif])
if ifd:
merged_dict.update(ifd)
# GPS
if 0x8825 in self:
merged_dict[0x8825] = self._get_ifd_dict(self[0x8825])
if ExifTags.IFD.GPSInfo in self:
merged_dict[ExifTags.IFD.GPSInfo] = self._get_ifd_dict(
self[ExifTags.IFD.GPSInfo]
)
return merged_dict
@ -3615,31 +3666,34 @@ class Exif(MutableMapping):
head = self._get_head()
ifd = TiffImagePlugin.ImageFileDirectory_v2(ifh=head)
for tag, value in self.items():
if tag in [0x8769, 0x8225, 0x8825] and not isinstance(value, dict):
if tag in [
ExifTags.IFD.Exif,
ExifTags.IFD.GPSInfo,
] and not isinstance(value, dict):
value = self.get_ifd(tag)
if (
tag == 0x8769
and 0xA005 in value
and not isinstance(value[0xA005], dict)
tag == ExifTags.IFD.Exif
and ExifTags.IFD.Interop in value
and not isinstance(value[ExifTags.IFD.Interop], dict)
):
value = value.copy()
value[0xA005] = self.get_ifd(0xA005)
value[ExifTags.IFD.Interop] = self.get_ifd(ExifTags.IFD.Interop)
ifd[tag] = value
return b"Exif\x00\x00" + head + ifd.tobytes(offset)
def get_ifd(self, tag):
if tag not in self._ifds:
if tag in [0x8769, 0x8825]:
# exif, gpsinfo
if tag == ExifTags.IFD.IFD1:
if self._info is not None:
self._ifds[tag] = self._get_ifd_dict(self._info.next)
elif tag in [ExifTags.IFD.Exif, ExifTags.IFD.GPSInfo]:
if tag in self:
self._ifds[tag] = self._get_ifd_dict(self[tag])
elif tag in [0xA005, 0x927C]:
# interop, makernote
if 0x8769 not in self._ifds:
self.get_ifd(0x8769)
tag_data = self._ifds[0x8769][tag]
if tag == 0x927C:
# makernote
elif tag in [ExifTags.IFD.Interop, ExifTags.IFD.Makernote]:
if ExifTags.IFD.Exif not in self._ifds:
self.get_ifd(ExifTags.IFD.Exif)
tag_data = self._ifds[ExifTags.IFD.Exif][tag]
if tag == ExifTags.IFD.Makernote:
from .TiffImagePlugin import ImageFileDirectory_v2
if tag_data[:8] == b"FUJIFILM":
@ -3715,7 +3769,7 @@ class Exif(MutableMapping):
makernote = {0x1101: dict(self._fixup_dict(camerainfo))}
self._ifds[tag] = makernote
else:
# interop
# Interop
self._ifds[tag] = self._get_ifd_dict(tag_data)
return self._ifds.get(tag, {})

View File

@ -137,6 +137,10 @@ class ImageFile(Image.Image):
if self.format is not None:
return Image.MIME.get(self.format.upper())
def __setstate__(self, state):
self.tile = []
super().__setstate__(state)
def verify(self):
"""Check file integrity"""

View File

@ -125,7 +125,7 @@ class Viewer:
path = options.pop("file")
else:
raise TypeError("Missing required argument: 'path'")
os.system(self.get_command(path, **options))
os.system(self.get_command(path, **options)) # nosec
return 1

View File

@ -90,6 +90,7 @@ def APP(self, marker):
if "exif" not in self.info:
# extract EXIF information (incomplete)
self.info["exif"] = s # FIXME: value will change
self._exif_offset = self.fp.tell() - n + 6
elif marker == 0xFFE2 and s[:5] == b"FPXR\0":
# extract FlashPix information (incomplete)
self.info["flashpix"] = s # FIXME: value will change

View File

@ -22,7 +22,14 @@ import itertools
import os
import struct
from . import Image, ImageFile, ImageSequence, JpegImagePlugin, TiffImagePlugin
from . import (
ExifTags,
Image,
ImageFile,
ImageSequence,
JpegImagePlugin,
TiffImagePlugin,
)
from ._binary import i16be as i16
from ._binary import o32le
@ -137,7 +144,7 @@ class MpoImageFile(JpegImagePlugin.JpegImageFile):
mptype = self.mpinfo[0xB002][frame]["Attribute"]["MPType"]
if mptype.startswith("Large Thumbnail"):
exif = self.getexif().get_ifd(0x8769)
exif = self.getexif().get_ifd(ExifTags.IFD.Exif)
if 40962 in exif and 40963 in exif:
self._size = (exif[40962], exif[40963])
elif "exif" in self.info:

View File

@ -208,7 +208,9 @@ class PpmPlainDecoder(ImageFile.PyDecoder):
tokens = b"".join(block.split())
for token in tokens:
if token not in (48, 49):
raise ValueError(f"Invalid token for this mode: {bytes([token])}")
raise ValueError(
b"Invalid token for this mode: %s" % bytes([token])
)
data = (data + tokens)[:total_bytes]
invert = bytes.maketrans(b"01", b"\xFF\x00")
return data.translate(invert)
@ -242,13 +244,13 @@ class PpmPlainDecoder(ImageFile.PyDecoder):
half_token = tokens.pop() # save half token for later
if len(half_token) > max_len: # prevent buildup of half_token
raise ValueError(
f"Token too long found in data: {half_token[:max_len + 1]}"
b"Token too long found in data: %s" % half_token[: max_len + 1]
)
for token in tokens:
if len(token) > max_len:
raise ValueError(
f"Token too long found in data: {token[:max_len + 1]}"
b"Token too long found in data: %s" % token[: max_len + 1]
)
value = int(token)
if value > maxval:

View File

@ -1153,39 +1153,6 @@ class TiffImageFile(ImageFile.ImageFile):
"""Return the current frame number"""
return self.__frame
def get_child_images(self):
if SUBIFD not in self.tag_v2:
return []
child_images = []
exif = self.getexif()
offset = None
for im_offset in self.tag_v2[SUBIFD]:
# reset buffered io handle in case fp
# was passed to libtiff, invalidating the buffer
current_offset = self._fp.tell()
if offset is None:
offset = current_offset
fp = self._fp
ifd = exif._get_ifd_dict(im_offset)
jpegInterchangeFormat = ifd.get(513)
if jpegInterchangeFormat is not None:
fp.seek(jpegInterchangeFormat)
jpeg_data = fp.read(ifd.get(514))
fp = io.BytesIO(jpeg_data)
with Image.open(fp) as im:
if jpegInterchangeFormat is None:
im._frame_pos = [im_offset]
im._seek(0)
im.load()
child_images.append(im)
if offset is not None:
self._fp.seek(offset)
return child_images
def getxmp(self):
"""
Returns a dictionary containing the XMP tags.

25
tox.ini
View File

@ -1,15 +1,13 @@
# Tox (https://tox.readthedocs.io/en/latest/) is a tool for running tests
# in multiple virtualenvs. This configuration file will run the
# test suite on all supported python versions. To use it,
# "python3 -m pip install tox" and then run "tox" from this directory.
[tox]
envlist =
lint
py{37,38,39,310,311,py3}
py{py3, 311, 310, 39, 38, 37}
minversion = 1.9
[testenv]
deps =
cffi
numpy
extras =
tests
commands =
@ -17,16 +15,15 @@ commands =
{envpython} -m pip install --global-option="build_ext" --global-option="--inplace" .
{envpython} selftest.py
{envpython} -m pytest -W always {posargs}
deps =
cffi
numpy
allowlist_externals = make
[testenv:lint]
passenv =
PRE_COMMIT_COLOR
skip_install = true
deps =
check-manifest
pre-commit
commands =
pre-commit run --all-files --show-diff-on-failure
check-manifest
deps =
pre-commit
check-manifest
skip_install = true
passenv = PRE_COMMIT_COLOR

View File

@ -152,9 +152,9 @@ deps = {
"libs": [r"*.lib"],
},
"xz": {
"url": SF_PROJECTS + "/lzmautils/files/xz-5.2.9.tar.gz/download",
"filename": "xz-5.2.9.tar.gz",
"dir": "xz-5.2.9",
"url": SF_PROJECTS + "/lzmautils/files/xz-5.4.0.tar.gz/download",
"filename": "xz-5.4.0.tar.gz",
"dir": "xz-5.4.0",
"license": "COPYING",
"patch": {
r"src\liblzma\api\lzma.h": {
@ -355,9 +355,9 @@ deps = {
"libs": [r"imagequant.lib"],
},
"harfbuzz": {
"url": "https://github.com/harfbuzz/harfbuzz/archive/5.3.1.zip",
"filename": "harfbuzz-5.3.1.zip",
"dir": "harfbuzz-5.3.1",
"url": "https://github.com/harfbuzz/harfbuzz/archive/6.0.0.zip",
"filename": "harfbuzz-6.0.0.zip",
"dir": "harfbuzz-6.0.0",
"license": "COPYING",
"build": [
cmd_set("CXXFLAGS", "-d2FH4-"),