def multikek(filename, extension):
w, h, canvasL = kekify("-l", filename, extension, None)
w, h, canvasR = kekify("-r", filename, extension, None)
w, h, canvasT = kekify("-t", filename, extension, None)
w, h, canvasB = kekify("-b", filename, extension, None)
big_canvas = Image()
big_canvas.blank(w * 2, h * 2)
big_canvas.composite(canvasL, 0, 0)
big_canvas.composite(canvasR, w, 0)
big_canvas.composite(canvasT, 0, h)
big_canvas.composite(canvasB, w, h)
canvasL.close()
canvasR.close()
canvasT.close()
canvasB.close()
return big_canvas
def kekify(kek_param, filename, extension, file):
if kek_param == "-m":
result = multikek(filename, extension)
return None, None, result
if file == None:
source = Image(filename=path + filename + extension)
else:
source = file
w = source.width
h = source.height
c, p1, p2, f = get_values(kek_param, w, h)
with source.clone() as part1:
part1.crop(c[0], c[1], c[2], c[3])
with part1.clone() as part2:
getattr(part2, f)()
new_canvas = Image()
new_canvas.blank(w, h)
new_canvas.composite(part1, p1[0], p1[1])
new_canvas.composite(part2, p2[0], p2[1])
source.close()
return w, h, new_canvas
def handler(environ, start_response):
logger = logging.getLogger()
context = environ['fc.context']
path = environ.get('PATH_INFO', "/")
fileName = NASROOT + path
logger.info("Operate on " + fileName)
try:
query_string = environ['QUERY_STRING']
logger.info(query_string)
except (KeyError):
query_string = " "
queries = query_string.split('&')
assert len(queries) >= 1
logger.info("Got %d query paramers" % (len(queries)))
query_dist = {}
for query in queries:
query_tuple = query.split('=')
query_dist[query_tuple[0]] = query_tuple[1]
action = query_dist['action']
logger.info("action is " + action)
if (action == "show"):
with Image(filename=fileName) as fc_img:
img_enc = base64.b64encode(fc_img.make_blob(format='png'))
elif (action == "facedetect"):
img = cv2.imread(fileName)
gray = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY)
faces = face_cascade.detectMultiScale(gray, 1.03, 5)
for (x, y, w, h) in faces:
cv2.rectangle(img, (x, y), (x + w, y + h), (0, 0, 255), 1)
cv2.imwrite("/tmp/dst.png", img)
with open("/tmp/dst.png") as img_obj:
with Image(file=img_obj) as fc_img:
img_enc = base64.b64encode(fc_img.make_blob(format='png'))
elif (action == "rotate"):
assert len(queries) >= 2
angle = query_dist['angle']
logger.info("Rotate " + angle)
with Image(filename=fileName) as fc_img:
fc_img.rotate(float(angle))
img_enc = base64.b64encode(fc_img.make_blob(format='png'))
elif (action == "flip"):
with Image(filename=fileName) as fc_img:
fc_img.flip()
img_enc = base64.b64encode(fc_img.make_blob(format='png'))
elif (action == "flop"):
with Image(filename=fileName) as fc_img:
fc_img.flop()
img_enc = base64.b64encode(fc_img.make_blob(format='png'))
else:
# demo, mixed operation
fc_obj = NASROOT + "/tmz/img/1cf06f6470ab0c7fabf15382866168c8.jpg"
py_obj = NASROOT + "/tmz/img/01b6a87e57b6da3b072fc10b1e45f37a.jpg"
with Image(filename=fc_obj) as fc_img:
with Image(filename=py_obj) as py_img:
img = Image()
py_img.flop()
img.blank(fc_img.width + py_img.width + 20, py_img.height)
img.composite(image=fc_img, left=0, top=0)
img.composite(image=py_img, left=fc_img.width + 20, top=0)
img.rotate(random.randint(0, 360))
img_enc = base64.b64encode(img.make_blob(format='png'))
status = '200 OK'
response_headers = [('Content-type', 'text/html')]
start_response(status, response_headers)
return [TEMPLATE.replace('{fc-py}', img_enc)]
