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Restore original encoderinfo after saving (#8942)

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Hugo van Kemenade 2025-06-27 18:04:43 +03:00 committed by GitHub
commit 3a66b1d291
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2 changed files with 6 additions and 5 deletions
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3
Tests/test_file_mpo.py
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@ -318,6 +318,9 @@ def test_save_xmp() -> None:
im2.encoderinfo = {"xmp": b"Second frame"}
im_reloaded = roundtrip(im, xmp=b"First frame", save_all=True, append_images=[im2])
# Test that encoderinfo is unchanged
assert im2.encoderinfo == {"xmp": b"Second frame"}
assert im_reloaded.info["xmp"] == b"First frame"
im_reloaded.seek(1)

8
src/PIL/Image.py
View File

@ -2556,7 +2556,8 @@ class Image:
self.load()
save_all = params.pop("save_all", None)
self.encoderinfo = {**getattr(self, "encoderinfo", {}), **params}
encoderinfo = getattr(self, "encoderinfo", {})
self.encoderinfo = {**encoderinfo, **params}
self.encoderconfig: tuple[Any, ...] = ()
if format.upper() not in SAVE:
@ -2594,10 +2595,7 @@ class Image:
pass
raise
finally:
try:
del self.encoderinfo
except AttributeError:
pass
self.encoderinfo = encoderinfo
if open_fp:
fp.close()