Write JFIF header when saving JPEG#4639
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hugovk merged 2 commits intopython-pillow:masterfrom Jun 20, 2020
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Is this testable? |
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Yes, because it also turns out that this resolves #1676. So I've added a test to the commit. |
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Tests/test_file_jpeg.py
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| assert test(300) == (300, 300) | ||
| assert test(100, 200) == (100, 200) | ||
| assert test(0) is None # square pixels | ||
| for test_image_path in [TEST_FILE, "Tests/images/pil_sample_cmyk.jpg"]: |
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I would suggest using pytest.mark.parameterize in future tests, helps #4193. In my experience, it is a lot easier to both read and debug. WDYT?
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Sure, and I've pushed a commit for this. It'll just take me a while to internalise that this is the new way of doing things.
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Resolves #3328
Pillow has some C code that sets
density_unit,X_densityandY_density. However, libjpeg states thatSo this code should tell libjpeg to write the JFIF marker.