def generateCaptcha():
# First we generate a random string to use // Changed to only use lowercase letters, as by user requests
chars = string.ascii_lowercase + string.digits
text = ''.join(random.choice(chars) for x in range(5))
# And generate the captcha
captchaimage = ImageCaptcha()
image = captchaimage.generate_image(text)
# Now to add some noise
captchaimage.create_noise_curve(image, image.getcolors())
captchaimage.create_noise_dots(image, image.getcolors())
# Now to write the file
filenumber = 0
while True:
if os.path.exists("./img/captcha_" + str(filenumber) + ".png"):
filenumber += 1
else:
break
imagefile = "./img/captcha_" + str(filenumber) + ".png"
captchaimage.write(text, imagefile)
return imagefile, text
def create_image_captcha(captcha_text):
image_captcha = ImageCaptcha()
image = image_captcha.generate_image(captcha_text)
image_captcha.create_noise_curve(image, image.getcolors())
image_captcha.create_noise_dots(image, image.getcolors())
image_file = "image/captcha_" + captcha_text + ".png"
image_captcha.write(captcha_text, image_file)
def create_image_captcha(captcha_text):
image_captcha = ImageCaptcha(width=400, height=150)
image_data = image_captcha.generate_image(captcha_text)
image_captcha.create_noise_curve(image_data, image_data.getcolors())
image_captcha.create_noise_dots(image_data, image_data.getcolors())
# image_file = "./captcha_"+captcha_text + ".png"
# image_captcha.write(captcha_text, image_file)
return image_data
def image_captcha(text):
captcha = ImageCaptcha()
image = captcha.generate_image(captcha_text)
captcha.create_noise_curve(image, image.getcolors())
captcha.create_noise_dots(image, image.getcolors())
image_file = "./langscape" + '' + captcha_text + ".png"
captcha.write(captcha_text, image_file)
print(image_file + " has been created.")
p.imshow(image)
p.show()
def create_image_captcha(captcha_text):
c = Claptcha(captcha_text, "BLUELINES.ttf")
text,image=c.image
image_captcha = ImageCaptcha()
image = image_captcha.generate_image(text)
image_captcha.create_noise_curve(image, image.getcolors())
image_captcha.create_noise_dots(image, image.getcolors())
image_file = "./captcha_"+ ".png"
image_captcha.write(captcha_text, image_file)
img=cv2.imread(image_file)
enc.CAPTHA_ENCRY.encry(img)
cv2.imshow('out',img)
print("done")
def createCaptchaImage(text):
""" creating the captcha as per the given text """
imageCaptcha = ImageCaptcha(width=300, height=100)
captcha_text = text
image = imageCaptcha.generate_image(captcha_text)
imageCaptcha.create_noise_dots(image, image.getcolors())
imageCaptcha.create_noise_curve(image, image.getcolors())
image_file = captcha_text + ".png"
imageCaptcha.write(captcha_text, image_file)
return image_file
def create_captcha_image(captcha_string):
image_captcha = ImageCaptcha(font_sizes=[50])
image = image_captcha.generate_image(captcha_string)
image_captcha.create_noise_dots(image, image.getcolors())
image_captcha.create_noise_curve(image, image.getcolors())
image_file = "./color_generated_captcha_images/" + captcha_string + ".png"
image_captcha.write(captcha_string, image_file)
print(image_file + " has been created.")
def create_image_captcha(captcha_text):
image_captcha = ImageCaptcha()
# Create the captcha image.
image = image_captcha.generate_image(captcha_text)
# Add noise curve for the image.
image_captcha.create_noise_curve(image, image.getcolors())
# Add noise dots for the image.
#image_captcha.create_noise_dots(image, image.getcolors())
# Save the image to a png file.
image_file = "./captcha_" + captcha_text + ".png"
image_captcha.write(captcha_text, image_file)
return image_file
def create_image_captcha(captcha_text):
image_captcha = ImageCaptcha()
image = image_captcha.generate_image(
captcha_text
) # from captcha module calling function to create an image (blank image)
image_captcha.create_noise_curve(
image, image.getcolors()) # to create noise in the image
image_captcha.create_noise_dots(
image, image.getcolors()) # to create dot noise in the image
image_file = "./captcha_" + captcha_text + ".png" #saving the image as a png file
image_captcha.write(
captcha_text,
image_file) # writing the captcha text on to the generated image
plt.imshow(image) # matplotlib.pyplot moduleto display the image
plt.show()
def generate_img(char_num):
global img_dir
the_chars = gen_char(char_num)
# 选择验证码的字体，图片大小，字体大小
captcha = ImageCaptcha(fonts=['./font/simhei.ttf'])
# 设置背景，颜色
backgroud = random_color(238, 255)
color = random_color(0, 200, opacity=None)
# 创建图片
img = captcha.create_captcha_image(the_chars, color, backgroud)
captcha.create_noise_curve(img, color)
captcha.create_noise_dots(img, color, number=None)
from PIL import ImageFilter
img.filter(ImageFilter.SMOOTH)
# 保存生成的验证码，按照：序号_结果.png 保存
img_name = the_chars + '.png'
img_path = img_dir + '/' + img_name
captcha.write(the_chars, img_path)
def capImage(self, captcha_text):
image_captcha = ImageCaptcha()
# Create the captcha image.
image = image_captcha.generate_image(captcha_text)
# Add noise curve for the image.
image_captcha.create_noise_curve(image, image.getcolors())
# Add noise dots for the image.
image_captcha.create_noise_dots(image, image.getcolors())
# Save the image to a png file.
image_file = "./captcha_" + captcha_text + ".png"
image_captcha.write(captcha_text, image_file)
# Display the image in a matplotlib viewer.
plt.imshow(image)
plt.show()
def create_image_captcha(captcha_text):
folder="./output/"
image_captcha = ImageCaptcha()
# Create the captcha image.
image = image_captcha.generate_image(captcha_text)
# Add noise curve for the image.
image_captcha.create_noise_curve(image, image.getcolors())
# Add noise dots for the image.
image_captcha.create_noise_dots(image, image.getcolors())
# Save the image to a png file.
image_file = folder+"captcha_"+captcha_text + ".png"
image_captcha.write(captcha_text, image_file)
# Display the image in a matplotlib viewer.
# plt.imshow(image)
# plt.show()
print(image_file + " has been created.")
def base_capthca(lang):
inline_kb_full = InlineKeyboardMarkup(row_width=4)
# captcha_text_store = 'あかさたなはまやらわがざだばぴぢじぎりみひにちしきぃうぅくすつぬふむゆゅるぐずづぶぷぺべでぜげゑれめねてへせけぇえおこそとのほもよょろをごぞどぼぽ、ゞゝんっゔ'
captcha_text_store = 'asdfghjkzxcvbnmqwertyu2345678'
captcha_text = choices(captcha_text_store, k=8)
btn_text = list(captcha_text)
btn_pass = list(btn_text)
btn_order = []
btns = []
for _ in range(8):
random_index = randrange(len(btn_text))
item = btn_text.pop(random_index)
_id = f'btn_{item}'
btn_order.append(btn_pass.index(item))
btns.append(InlineKeyboardButton(str(item), callback_data=_id))
inline_kb_full.row(*btns[0:4])
inline_kb_full.row(*btns[4:8])
backspace_btn = InlineKeyboardButton('⌫', callback_data='backspace')
inline_kb_full.row(backspace_btn)
# file = io.BytesIO()
# image = Image.new('RGBA', size=(250, 50), color=(155, 0, 0))
# d = ImageDraw.Draw(image)
# d.text((10,10), "Hello World", fill=(255,255,0))
# image.save(file, 'png')
# image_captcha = ImageCaptcha(fonts=['/usr/share/fonts/truetype/fonts-japanese-gothic.ttf'], width=460, height=200)
# image_captcha = ImageCaptcha(fonts=['/home/albert/.local/share/fonts/Iosevka Term Nerd Font Complete.ttf'], width=460, height=200)
image_captcha = ImageCaptcha(fonts=['NotoSansCJKjp-Regular.otf'],
width=350,
height=200)
image = image_captcha.generate_image(captcha_text)
for _ in range(randint(1, 5)):
image_captcha.create_noise_curve(image, image.getcolors())
# Add noise dots for the image.
image_captcha.create_noise_dots(image, image.getcolors())
input_file = InputFile(image_captcha.generate(captcha_text))
return (input_file, inline_kb_full, btn_pass)
def gen_captcha():
#定义图片对象
generator = ImageCaptcha(width=90, height=35, font_sizes=[fontsize])
#获取字符串
captcha_text = random_captcha()
#生成图像
# captcha_img = Image.open(image.generate(captcha_text))
# return captcha_text,captcha_img
img = generator.create_captcha_image(captcha_text, getRandomColor(),
(255, 255, 255))
for i in range(0):
img = generator.create_noise_curve(img, getRandomColor())
captcha_img = generator.create_noise_dots(img, getRandomColor(), 0, 0)
return captcha_text, captcha_img
async def apiGetCaptcha(request: Request):
s = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
rs = ""
for _ in range(6):
rs = rs + random.choice(s)
img = ImageCaptcha()
image = img.generate_image(rs)
rgbl = [
random.randint(0, 255),
random.randint(0, 255),
random.randint(0, 255)
]
image = img.create_noise_dots(image, tuple(rgbl))
for _ in range(3):
rgbl = [
random.randint(0, 255),
random.randint(0, 255),
random.randint(0, 255)
]
image = img.create_noise_curve(image, tuple(rgbl))
f = BytesIO()
image.save(f, format="jpeg")
image_data = f.getvalue()
f.close()
b64 = base64.b64encode(image_data)
conn = newconn()
cur = conn.cursor()
token = uuid.uuid4()
cur.execute(
f"INSERT INTO Captcha VALUES ('{token}', '{rs}', {int(time.time() + 30)})"
)
conn.commit()
return {"success": True, "captchaToken": token, "captchaBase64": b64}
import random
list = [
'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e',
'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't',
'u', 'v', 'w', 'x', 'y', 'z', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I',
'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X',
'Y', 'Z'
]
# 定义验证码尺寸
width, height = 170, 80
#生成一万张验证码
for i in range(30000):
generator = ImageCaptcha(width=width, height=height)
# 从list中取出4个字符
random_str = ''.join([random.choice(list) for j in range(4)])
# 生成验证码
img = generator.generate_image(random_str)
# 在验证码上加干扰点
generator.create_noise_dots(img, '#000000', 4, 40)
# 在验证码上加干扰线
generator.create_noise_curve(img, '#000000')
# 将图片保存在目录yzm文件夹下
file_name = './verification_code/' + random_str + '_' + str(i) + '.jpg'
img.save(file_name)
from captcha.image import ImageCaptcha
image = ImageCaptcha(fonts=['NEON GLOW.otf'], width=140, height=60)
image.create_noise_dots = lambda x, a, b=None, c=None: x
image.create_noise_curve = lambda x, a: x
#data = image.generate('1234')
for i in range(0, 10):
image.write('1234', str(i) + '.png')
