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74 lines
1.9 KiB
Python
74 lines
1.9 KiB
Python
from tester import *
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from PIL import Image
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def test_sanity():
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file = tempfile("temp.tif")
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lena("RGB").save(file)
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im = Image.open(file)
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im.load()
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assert_equal(im.mode, "RGB")
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assert_equal(im.size, (128, 128))
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assert_equal(im.format, "TIFF")
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lena("1").save(file)
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im = Image.open(file)
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lena("L").save(file)
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im = Image.open(file)
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lena("P").save(file)
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im = Image.open(file)
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lena("RGB").save(file)
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im = Image.open(file)
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lena("I").save(file)
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im = Image.open(file)
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def test_mac_tiff():
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# Read RGBa images from Mac OS X [@PIL136]
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file = "Tests/images/pil136.tiff"
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im = Image.open(file)
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assert_equal(im.mode, "RGBA")
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assert_equal(im.size, (55, 43))
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assert_equal(im.tile, [('raw', (0, 0, 55, 43), 8, ('RGBa', 0, 1))])
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assert_no_exception(lambda: im.load())
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def test_gimp_tiff():
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# Read TIFF JPEG images from GIMP [@PIL168]
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codecs = dir(Image.core)
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if "jpeg_decoder" not in codecs:
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skip("jpeg support not available")
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file = "Tests/images/pil168.tif"
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im = Image.open(file)
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assert_equal(im.mode, "RGB")
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assert_equal(im.size, (256, 256))
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assert_equal(im.tile, [
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('jpeg', (0, 0, 256, 64), 8, ('RGB', '')),
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('jpeg', (0, 64, 256, 128), 1215, ('RGB', '')),
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('jpeg', (0, 128, 256, 192), 2550, ('RGB', '')),
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('jpeg', (0, 192, 256, 256), 3890, ('RGB', '')),
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])
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assert_no_exception(lambda: im.load())
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def test_xyres_tiff():
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from PIL.TiffImagePlugin import X_RESOLUTION, Y_RESOLUTION
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file = "Tests/images/pil168.tif"
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im = Image.open(file)
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assert isinstance(im.tag.tags[X_RESOLUTION][0], tuple)
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assert isinstance(im.tag.tags[Y_RESOLUTION][0], tuple)
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#Try to read a file where X,Y_RESOLUTION are ints
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im.tag.tags[X_RESOLUTION] = (72,)
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im.tag.tags[Y_RESOLUTION] = (72,)
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im._setup()
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assert_equal(im.info['dpi'], (72., 72.))
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