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Added writing XMP bytes to JPEG #8286

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Merged
merged 4 commits into from
Sep 4, 2024
Merged

Added writing XMP bytes to JPEG #8286

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2722cfd
Added writing XMP bytes to JPEG
radarhere Aug 5, 2024
d49884e
Raise ValueError is XMP data is too long
radarhere Aug 5, 2024
c056406
Added comments to explain overhead_len
radarhere Aug 5, 2024
be34a7d
Save xmp from info
radarhere Sep 4, 2024
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Added writing XMP bytes to JPEG
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@radarhere
radarhere committed Aug 5, 2024
commit 2722cfd72b6b458f709d71c2ef06e9949cf3bbe2
7 changes: 7 additions & 0 deletions Tests/test_file_jpeg.py
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Original file line number Diff line number Diff line change
Expand Up @@ -991,6 +991,13 @@ def test_getxmp_padded(self) -> None:
else:
assert im.getxmp() == {"xmpmeta": None}

def test_save_xmp(self, tmp_path: Path) -> None:
f = str(tmp_path / "temp.jpg")
hopper().save(f, xmp=b"XMP test")

with Image.open(f) as reloaded:
assert reloaded.info["xmp"] == b"XMP test"

@pytest.mark.timeout(timeout=1)
def test_eof(self) -> None:
# Even though this decoder never says that it is finished
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5 changes: 5 additions & 0 deletions src/PIL/JpegImagePlugin.py
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Expand Up @@ -746,6 +746,11 @@ def validate_qtables(

extra = info.get("extra", b"")

xmp = info.get("xmp")
if xmp:
size = o16(31 + len(xmp))
extra += b"\xFF\xE1" + size + b"http://ns.adobe.com/xap/1.0/\x00" + xmp

MAX_BYTES_IN_MARKER = 65533
icc_profile = info.get("icc_profile")
if icc_profile:
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