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Support unpacking I;16N

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This commit is contained in:
Andrew Murray 2022-12-28 18:57:24 +11:00
parent e908e10aab
commit 8cfc25618f
2 changed files with 3 additions and 0 deletions
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2
Tests/test_lib_pack.py
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@ -764,10 +764,12 @@ class TestLibUnpack:
self.assert_unpack("I;16", "I;16N", 2, 0x0201, 0x0403, 0x0605) self.assert_unpack("I;16", "I;16N", 2, 0x0201, 0x0403, 0x0605)
self.assert_unpack("I;16B", "I;16N", 2, 0x0201, 0x0403, 0x0605) self.assert_unpack("I;16B", "I;16N", 2, 0x0201, 0x0403, 0x0605)
self.assert_unpack("I;16L", "I;16N", 2, 0x0201, 0x0403, 0x0605) self.assert_unpack("I;16L", "I;16N", 2, 0x0201, 0x0403, 0x0605)
self.assert_unpack("I;16N", "I;16N", 2, 0x0201, 0x0403, 0x0605)
else: else:
self.assert_unpack("I;16", "I;16N", 2, 0x0102, 0x0304, 0x0506) self.assert_unpack("I;16", "I;16N", 2, 0x0102, 0x0304, 0x0506)
self.assert_unpack("I;16B", "I;16N", 2, 0x0102, 0x0304, 0x0506) self.assert_unpack("I;16B", "I;16N", 2, 0x0102, 0x0304, 0x0506)
self.assert_unpack("I;16L", "I;16N", 2, 0x0102, 0x0304, 0x0506) self.assert_unpack("I;16L", "I;16N", 2, 0x0102, 0x0304, 0x0506)
self.assert_unpack("I;16N", "I;16N", 2, 0x0102, 0x0304, 0x0506)
def test_CMYK16(self): def test_CMYK16(self):
self.assert_unpack("CMYK", "CMYK;16L", 8, (2, 4, 6, 8), (10, 12, 14, 16)) self.assert_unpack("CMYK", "CMYK;16L", 8, (2, 4, 6, 8), (10, 12, 14, 16))

1
src/libImaging/Unpack.c
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@ -1762,6 +1762,7 @@ static struct {
{"I;16", "I;16", 16, copy2}, {"I;16", "I;16", 16, copy2},
{"I;16B", "I;16B", 16, copy2}, {"I;16B", "I;16B", 16, copy2},
{"I;16L", "I;16L", 16, copy2}, {"I;16L", "I;16L", 16, copy2},
{"I;16N", "I;16N", 16, copy2},
{"I;16", "I;16N", 16, unpackI16N_I16}, // LibTiff native->image endian. {"I;16", "I;16N", 16, unpackI16N_I16}, // LibTiff native->image endian.
{"I;16L", "I;16N", 16, unpackI16N_I16}, // LibTiff native->image endian. {"I;16L", "I;16N", 16, unpackI16N_I16}, // LibTiff native->image endian.