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Warn if gdk-pixbuf istoo old for introspection.

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This commit is contained in:
Simon Sapin 2012-07-29 18:13:33 +02:00
parent f46c334fa0
commit 1efd026ad0
1 changed files with 13 additions and 0 deletions
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13
weasyprint/images.py
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@ -79,6 +79,19 @@ else:
assert string is not None
stream = Gio.MemoryInputStream.new_from_data(string, destroy=None)
return GdkPixbuf.Pixbuf.new_from_stream(stream, cancellable=None)
try:
from gi.repository import GdkPixbuf
except ImportError:
LOGGER.warn('Could not import gdk-pixbuf-introspection: raster '
'images formats other than PNG will not be supported.')
else:
PIXBUF_VERSION = (GdkPixbuf.PIXBUF_MAJOR,
GdkPixbuf.PIXBUF_MINOR,
GdkPixbuf.PIXBUF_MICRO)
if PIXBUF_VERSION < (2, 25, 0):
LOGGER.warn('Using gdk-pixbuf %s.%s.%s with introspection. '
'Versions before 2.25.0 are known to be buggy.',
*PIXBUF_VERSION)
def save_pixels_to_png(pixels, width, height, filename):
"""Save raw pixels to a PNG file through pixbuf and introspection."""