libvips/python/old/test.py

62 lines
1.4 KiB
Python
Executable File

#!/usr/bin/python
import logging
import gc
import gobject
import vipsobject
import vipsimage
logging.basicConfig(level = logging.DEBUG)
# should be able to find vipsimage, hopefully
print gobject.type_from_name('VipsImage')
# test unref
for i in range (1,10):
a = vipsimage.VipsImage('/home/john/pics/healthygirl.jpg')
# should work
a = vipsimage.VipsImage('/home/john/pics/healthygirl.jpg')
print 'width =', a.width()
print 'height =', a.height()
print 'bands =', a.bands()
print 'format = %d - %s' % (a.format(),
vipsimage.VipsBandFormat.name(a.format()))
print 'coding = %d - %s' % (a.coding(),
vipsimage.VipsCoding.name(a.coding()))
print 'interpretation = %d - %s' % (a.interpretation(),
vipsimage.VipsInterpretation.name(a.interpretation()))
print 'xres =', a.xres()
print 'yres =', a.yres()
print 'xoffset =', a.xoffset()
print 'yoffset =', a.yoffset()
# should raise an error
try:
a = vipsimage.VipsImage('banana')
except vipsobject.VipsError, e:
print 'caught VipsError'
print '\tmessage =', e.message
print '\tdetail =', e.detail
# try calling a vips8 method
a = vipsimage.VipsImage('/home/john/pics/healthygirl.jpg')
b = vipsimage.VipsImage('/home/john/pics/babe.jpg')
c = a.add(b)
print 'c = ', c
c.write('/home/john/pics/x.v')
print 'starting shutdown ...'
del a
del b
del c
# sometimes have to do several GCs to get them all, not sure why
for i in range(10):
gc.collect ()
print 'shutdown!'