Image.open 打开来的图像格式,cv2.imread 读出来是像素格式。 # 1、PIL.Image转换成OpenCV格式: import cv2 from PIL import Image import numpy path = 'F:/File_Python/Resources/face_images/LZT01.jpg' img = Image.open(path).convert("RGB")#.convert("RGB")可不要,默认打开就是RGB 没有找到站点(...
from PIL import Image def cv2pil(cv2_image): ''' OpenCV型 -> PIL型 ''' pil_image = cv2_image.copy() if pil_image.ndim == 2: # 黑白 pass elif pil_image.shape[2] == 3: # 彩色的3通道 pil_image = pil_image[:, :, ::-1] elif pil_image.shape[2] == 4: # 包含透明的4...
1、PIL.Image转换成opencv格式: importcv2fromPILimportImageimportnumpyasnp image = Image.open("car.jpg")# image.show()img = cv2.cvtColor(np.asarray(image),cv2.COLOR_RGB2BGR)# cv2.imshow("image",img)# cv2.waitKey() 2、opencv转换成PIL.Image格式: importcv2fromPILimportImageimportnumpyasnp ...
image.show() img=cv2.cvtColor(numpy.asarray(image),cv2.COLOR_RGB2BGR) cv2.imshow("OpenCV",img) cv2.waitKey() cv2.destroyAllWindows() 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. OpenCV转换成PIL.Image格式: importcv2 fromPILimportImage importnumpy img=cv2.imread("plane.jpg") cv2.imshow("...
waitKey() Opencv2PIL: import cv2 from PIL import Image import numpy img = cv2.imread("plane.jpg") cv2.imshow("OpenCV",img) image = Image.fromarray(cv2.cvtColor(img,cv2.COLOR_BGR2RGB)) image.show() cv2.waitKey() 查看图像是否为opencv isinstance(img, np.ndarray) ...
image = Image.open("plane.jpg") image.show() img = cv2.cvtColor(numpy.asarray(image),cv2.COLOR_RGB2BGR) cv2.imshow("OpenCV",img) cv2.waitKey() 1. 2. 3. 4. 5. 6. 7. 8. 9. OpenCV转换成PIL.Image格式: import cv2 from PIL import Image ...
PIL.Image转换成OpenCV格式: importcv2fromPILimportImageimportnumpy image = Image.open("plane.jpg") image.show() img = cv2.cvtColor(numpy.asarray(image),cv2.COLOR_RGB2BGR) cv2.imshow("OpenCV",img) cv2.waitKey() OpenCV转换成PIL.Image格式: ...
PIL.Image转换成OpenCV格式 OpenCV转换成PIL.Image格式 判断图像数据是否是OpenCV格式 判断OpenCV版本是2还是3或4 ———...
PIL.Image转换成OpenCV格式 importcv2fromPILimportImageimportnumpyimage=Image.open("plane.jpg")image.show()img= cv2.cvtColor(numpy.asarray(image),cv2.COLOR_RGB2BGR)cv2.imshow("OpenCV",img)cv2.waitKey() OpenCV转换成PIL.Image格式 importcv2fromPILimportImageimportnumpyimg= cv2.imread("plane.jpg")...
1.① opencv读进来的图片已经是一个numpy矩阵了!!!彩色图片维度是(高度,宽度,通道数)。数据类型是uint8 ②opencv读进来的图片的通道排列是BGR,而不是主流的RGB 2.①img1 = cv2.imread(path) 读入图片 ②cv2.imshow(winname, img1)显示图片:winname: 窗口名; image: 要显示的图片 ...