def get_img(code):
"""
获取验证图片
"""
img_file = None
try:
background_color = (255, 255, 255)
text_color = random.choice(
((27, 78, 181), (22, 163, 35), (214, 36, 7))) # blue, green, red
size_y = 44
image_data = captchaimage.create_image(configs["kxfont"], 22, size_y,
code)
size_x = len(image_data) / size_y
mask_im = Image.frombytes("L", (size_x, size_y), image_data)
img_file = cStringIO.StringIO()
target_im = Image.new("RGB", (size_x, size_y), text_color)
target_im.paste(background_color, (0, 0), mask_im)
target_im.save(img_file, "PNG")
img = img_file.getvalue()
except Exception as ex:
logger.error(traceback.format_exc())
finally:
if img_file:
img_file.close()
return img
def get_captcha_image(code):
size_y = 32
image_data = captchaimage.create_image(
"/usr/share/fonts/truetype/freefont/FreeSerif.ttf", 28, size_y, code)
file = cStringIO.StringIO()
Image.fromstring(
"L", (len(image_data) / size_y, size_y), image_data).save(
file, "JPEG", quality = 30)
return file.getvalue()
def get_captcha_image(code):
size_y = 32
image_data = captchaimage.create_image(
"/usr/share/fonts/truetype/freefont/FreeSerif.ttf", 28, size_y, code)
file = cStringIO.StringIO()
Image.fromstring(
"L", (len(image_data) / size_y, size_y), image_data).save(
file, "JPEG", quality = 30)
return file.getvalue()
def get_captcha_image(code):
size_y = 32
image_data = captchaimage.create_image(
FONT_FILE, 28, size_y, code)
file = cStringIO.StringIO()
Image.fromstring(
"L", (len(image_data) / size_y, size_y), image_data).save(
file, "JPEG", quality = 30)
return file.getvalue()
def captcha(size_y=40):
text = ''.join(choice(CHARSET) for i in xrange(5))
image_data = captchaimage.create_image(FONT_PATH, 30, size_y, text)
image = Image.frombytes("L", (len(image_data) / size_y, size_y),
image_data)
f = StringIO()
image.save(f, "PNG")
return text, b64encode(f.getvalue())
def captcha(size_y=40):
text=''.join(choice(CHARSET) for i in xrange(5))
image_data = captchaimage.create_image(
FONT_PATH,30,size_y,
text
)
image = Image.fromstring(
"L", (len(image_data) / size_y, size_y), image_data)
f = StringIO()
image.save(f,"PNG")
return text, b64encode(f.getvalue())