def _assert_expected_chained(self, case):
with open(case["source_path"], "rb") as f:
img = Image(f)
for operation in case["operation"]:
if operation == "resize":
img.resize(case["width"], case["height"])
elif operation == "rotate":
img.rotate(case["degree"])
elif operation == "region":
img.region(case["rect"].split(","))
rv = img.save()
with open(case["expected_path"], "rb") as expected:
msg = "{} does not match {}".format(case["source_path"], case["expected_path"])
self.assertEqual(rv.read(), expected.read(), msg)
def main():
import sys
import tornado.httpclient
import tornado.options
from tornado.options import define, options, parse_command_line
define("operation", help="the operation to be performed", type=str,
default="resize", metavar="|".join(["resize", "rotate", "none"]))
define("width", help="the desired image width", type=int)
define("height", help="the desired image height", type=int)
define("mode", help="the resizing mode",
metavar="|".join(Image.MODES), type=str)
define("background", help="the hexidecimal fill background color",
type=str)
define("position", help="the crop position",
metavar="|".join(Image.POSITIONS), type=str)
define("filter", help="default filter to use when resizing",
metavar="|".join(Image.FILTERS), type=str)
define("degree", help="the desired rotation degree", type=int)
define("expand", help="expand image size to accomodate rotation", type=int)
define("rect", help="rectangle: x,y,w,h", type=str)
define("format", help="default format to use when saving",
metavar="|".join(Image.FORMATS), type=str)
define("quality", help="default jpeg quality, 0-100", type=int)
args = parse_command_line()
if not args:
print("Missing image source url")
sys.exit()
elif options.operation == "region":
if not options.rect:
tornado.options.print_help()
sys.exit()
elif options.operation == "resize":
if not options.width and not options.height:
tornado.options.print_help()
sys.exit()
elif options.operation == "rotate":
if not options.degree:
tornado.options.print_help()
sys.exit()
elif options.operation != "noop":
tornado.options.print_help()
sys.exit()
if args[0].startswith("http://") or args[0].startswith("https://"):
client = tornado.httpclient.HTTPClient()
resp = client.fetch(args[0])
image = Image(resp.buffer)
else:
image = Image(open(args[0], "r"))
if options.operation == "resize":
image.resize(options.width, options.height, mode=options.mode,
filter=options.filter, background=options.background,
position=options.position)
elif options.operation == "rotate":
image.rotate(options.degree, expand=options.expand)
elif options.operation == "region":
image.region(options.rect.split(","))
stream = image.save(format=options.format, quality=options.quality)
sys.stdout.write(stream.read())
stream.close()
def main():
import sys
import tornado.httpclient
import tornado.options
from tornado.options import define, options, parse_command_line
define("operation",
help="the operation to be performed",
type=str,
default="resize",
metavar="|".join(["resize", "rotate", "none"]))
define("width", help="the desired image width", type=int)
define("height", help="the desired image height", type=int)
define("mode",
help="the resizing mode",
metavar="|".join(Image.MODES),
type=str)
define("background",
help="the hexidecimal fill background color",
type=str)
define("position",
help="the crop position",
metavar="|".join(Image.POSITIONS),
type=str)
define("filter",
help="default filter to use when resizing",
metavar="|".join(Image.FILTERS),
type=str)
define("degree", help="the desired rotation degree", type=int)
define("expand", help="expand image size to accomodate rotation", type=int)
define("rect", help="rectangle: x,y,w,h", type=str)
define("format",
help="default format to use when saving",
metavar="|".join(Image.FORMATS),
type=str)
define("optimize", help="default to optimize when saving", type=int)
define("quality", help="default jpeg quality, 0-100", type=int)
args = parse_command_line()
if not args:
print("Missing image source url")
sys.exit()
elif options.operation == "region":
if not options.rect:
tornado.options.print_help()
sys.exit()
elif options.operation == "resize":
if not options.width and not options.height:
tornado.options.print_help()
sys.exit()
elif options.operation == "rotate":
if not options.degree:
tornado.options.print_help()
sys.exit()
elif options.operation != "noop":
tornado.options.print_help()
sys.exit()
if args[0].startswith("http://") or args[0].startswith("https://"):
client = tornado.httpclient.HTTPClient()
resp = client.fetch(args[0])
image = Image(resp.buffer)
else:
image = Image(open(args[0], "r"))
if options.operation == "resize":
image.resize(options.width,
options.height,
mode=options.mode,
filter=options.filter,
background=options.background,
position=options.position)
elif options.operation == "rotate":
image.rotate(options.degree, expand=options.expand)
elif options.operation == "region":
image.region(options.rect.split(","))
stream = image.save(format=options.format,
optimize=options.optimize,
quality=options.quality)
sys.stdout.write(stream.read())
stream.close()
