def test_write_rgba(self):
"""
Can we write a RGBA mode file to webp without error.
Does it have the bits we expect?
"""
temp_file = self.tempfile("temp.webp")
pil_image = Image.new("RGBA", (10, 10), (255, 0, 0, 20))
pil_image.save(temp_file)
if _webp.WebPDecoderBuggyAlpha(self):
return
image = Image.open(temp_file)
image.load()
self.assertEqual(image.mode, "RGBA")
self.assertEqual(image.size, (10, 10))
self.assertEqual(image.format, "WEBP")
image.load()
image.getdata()
# early versions of webp are known to produce higher deviations:
# deal with it
if _webp.WebPDecoderVersion(self) <= 0x201:
self.assert_image_similar(image, pil_image, 3.0)
else:
self.assert_image_similar(image, pil_image, 1.0)
def setUp(self):
try:
from PIL import _webp
except:
self.skipTest('WebP support not installed')
if (_webp.WebPDecoderVersion() < 0x0200):
self.skipTest('lossless not included')
def setUp(self):
if not HAVE_WEBP:
self.skipTest('WebP support not installed')
return
if _webp.WebPDecoderVersion() < 0x0200:
self.skipTest('lossless not included')
self.rgb_mode = "RGB"
def setUp(self):
if not HAVE_WEBP:
self.skipTest('WebP support not installed')
return
if (_webp.WebPDecoderVersion() < 0x0200):
self.skipTest('lossless not included')
# WebPAnimDecoder only returns RGBA or RGBX, never RGB
self.rgb_mode = "RGBX" if _webp.HAVE_WEBPANIM else "RGB"
def test_version(self):
_webp.WebPDecoderVersion()
_webp.WebPDecoderBuggyAlpha()
def test_version():
assert_no_exception(lambda: _webp.WebPDecoderVersion())
assert_no_exception(lambda: _webp.WebPDecoderBuggyAlpha())
def test_version(self):
_webp.WebPDecoderVersion()
_webp.WebPDecoderBuggyAlpha()
assert re.search(r"\d+\.\d+\.\d+$", features.version_module("webp"))
from tester import *
from PIL import Image
try:
from PIL import _webp
except:
skip('webp support not installed')
if (_webp.WebPDecoderVersion() < 0x0200):
skip('lossless not included')
def test_write_lossless_rgb():
temp_file = tempfile("temp.webp")
lena("RGB").save(temp_file, lossless=True)
image = Image.open(temp_file)
image.load()
assert_equal(image.mode, "RGB")
assert_equal(image.size, (128, 128))
assert_equal(image.format, "WEBP")
assert_no_exception(lambda: image.load())
assert_no_exception(lambda: image.getdata())
assert_image_equal(image, lena("RGB"))
