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Added writing XMP bytes to JPEG

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This commit is contained in:
Andrew Murray 2024-08-05 20:20:24 +10:00
parent 71876cfd2a
commit 2722cfd72b
2 changed files with 12 additions and 0 deletions
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7
Tests/test_file_jpeg.py
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@ -991,6 +991,13 @@ class TestFileJpeg:
else: else:
assert im.getxmp() == {"xmpmeta": None} 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) @pytest.mark.timeout(timeout=1)
def test_eof(self) -> None: def test_eof(self) -> None:
# Even though this decoder never says that it is finished # Even though this decoder never says that it is finished

5
src/PIL/JpegImagePlugin.py
View File

@ -746,6 +746,11 @@ def _save(im: Image.Image, fp: IO[bytes], filename: str | bytes) -> None:
extra = info.get("extra", b"") 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 MAX_BYTES_IN_MARKER = 65533
icc_profile = info.get("icc_profile") icc_profile = info.get("icc_profile")
if icc_profile: if icc_profile: