35 lines
1.6 KiB
Python
35 lines
1.6 KiB
Python
import cv2
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import numpy as np
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from PIL import Image, ImageDraw, ImageFont
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# PIL添加水印
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def cv2AddChineseText(img, text, position, textColor=(0, 255, 0), textSize=30):
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if (isinstance(img, np.ndarray)): # 判断是否OpenCV图片类型
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img = Image.fromarray(cv2.cvtColor(img, cv2.COLOR_BGR2RGB))
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# 创建一个可以在给定图像上绘图的对象
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draw = ImageDraw.Draw(img)
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# 字体的格式
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fontStyle = ImageFont.truetype(
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"../font/simsun.ttc", textSize, encoding="utf-8")
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# 绘制文本
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draw.text(position, text, textColor, font=fontStyle)
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# 转换回OpenCV格式
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return cv2.cvtColor(np.asarray(img), cv2.COLOR_RGB2BGR)
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img=cv2.imread("C:\\Users\\chenyukun\\Pictures\\Camera Roll\\a.jpg") # 导入我们需要添加水印的图片
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# RGB_img = cv2.cvtColor(img, cv2.COLOR_BGR2RGB)
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# RGB_img = img
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# numpy.zeros(shape,dtype=float,order = 'C')
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# np.zeros返回给定形状和类型的新数组,用0填充。
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# shape: int 或 int 的元组
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# dtype: 类型
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# uint8是专门用于存储各种图像的(包括RGB,灰度图像等),范围是从0–255
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# blank_img = np.zeros(shape=(RGB_img.shape[0],RGB_img.shape[1],3), dtype=np.uint8)
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# font = cv2.FONT_HERSHEY_TRIPLEX
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# 添加水印的文字内容
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# fontScale字体大小
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# cv2.putText(图片img,“文本内容”,(左下角坐标),字体,字体大小,(颜色),线条粗细,线条类型)
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frame=cv2AddChineseText(img, "拓恒技术", (123, 123),(0, 255, 0), 30)
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cv2.imshow("Watermarked Image", frame)
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cv2.imwrite("watermarked.jpg", frame)
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cv2.waitKey(100000)
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cv2.destroyAllWindows() |