\u91ca\u653e\u6444\u50cf\u5934\u8d44\u6e90<\/strong><\/h2>\ncap.release()<\/p>\n
cv2.destroyAllWindows()<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e00\u3001\u5b89\u88c5\u548c\u5bfc\u5165\u5e93<\/h3>\n<\/p>\n
\u5728\u5f00\u59cb\u7f16\u5199\u4ee3\u7801\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u786e\u4fdd\u5b89\u88c5\u4e86OpenCV\u5e93\u3002\u5982\u679c\u5c1a\u672a\u5b89\u88c5\uff0c\u53ef\u4ee5\u4f7f\u7528pip\u547d\u4ee4\u8fdb\u884c\u5b89\u88c5\uff1a<\/p>\n<\/p>\n
pip install opencv-python<\/p>\n<\/code><\/pre>\n<\/p>\n
\u7136\u540e\u5728\u4ee3\u7801\u4e2d\u5bfc\u5165OpenCV\u5e93\uff1a<\/p>\n<\/p>\n
import cv2<\/p>\n<\/code><\/pre>\n<\/p>\n
\u4e8c\u3001\u6253\u5f00\u6444\u50cf\u5934<\/h3>\n<\/p>\n
\u4f7f\u7528cv2.VideoCapture()<\/code>\u51fd\u6570\u6253\u5f00\u6444\u50cf\u5934\u3002\u53c2\u65700<\/code>\u8868\u793a\u4f7f\u7528\u9ed8\u8ba4\u6444\u50cf\u5934\uff0c\u53ef\u4ee5\u6839\u636e\u9700\u8981\u4fee\u6539\u4e3a\u5176\u4ed6\u6444\u50cf\u5934\u7684ID\uff1a<\/p>\n<\/p>\ncap = cv2.VideoCapture(0)<\/p>\n<\/code><\/pre>\n<\/p>\n
\u4e09\u3001\u8bfb\u53d6\u6444\u50cf\u5934\u753b\u9762<\/h3>\n<\/p>\n
\u4f7f\u7528cap.read()<\/code>\u51fd\u6570\u8bfb\u53d6\u6444\u50cf\u5934\u7684\u753b\u9762\uff0c\u8fd4\u56de\u503cret<\/code>\u8868\u793a\u8bfb\u53d6\u662f\u5426\u6210\u529f\uff0cframe<\/code>\u662f\u8bfb\u53d6\u5230\u7684\u753b\u9762\uff1a<\/p>\n<\/p>\nret, frame = cap.read()<\/p>\n<\/code><\/pre>\n<\/p>\n
\u56db\u3001\u5c55\u793a\u753b\u9762<\/h3>\n<\/p>\n
\u4f7f\u7528cv2.imshow()<\/code>\u51fd\u6570\u5c55\u793a\u8bfb\u53d6\u5230\u7684\u753b\u9762\uff1a<\/p>\n<\/p>\ncv2.imshow('Camera', frame)<\/p>\n<\/code><\/pre>\n<\/p>\n
\u4e94\u3001\u4fdd\u5b58\u56fe\u7247<\/h3>\n<\/p>\n
\u4f7f\u7528cv2.imwrite()<\/code>\u51fd\u6570\u4fdd\u5b58\u8bfb\u53d6\u5230\u7684\u753b\u9762\uff0c\u6587\u4ef6\u540d\u53ef\u4ee5\u6839\u636e\u9700\u8981\u4fee\u6539\uff1a<\/p>\n<\/p>\ncv2.imwrite('captured_image.jpg', frame)<\/p>\n<\/code><\/pre>\n<\/p>\n
\u516d\u3001\u91ca\u653e\u8d44\u6e90<\/h3>\n<\/p>\n
\u6700\u540e\uff0c\u8bb0\u5f97\u91ca\u653e\u6444\u50cf\u5934\u8d44\u6e90\u5e76\u5173\u95ed\u6240\u6709\u7a97\u53e3\uff1a<\/p>\n<\/p>\n
cap.release()<\/p>\ncv2.destroyAllWindows()<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e03\u3001\u5b8c\u6574\u4ee3\u7801<\/h3>\n<\/p>\n
\u4e0b\u9762\u662f\u5b8c\u6574\u7684Python\u4ee3\u7801\uff0c\u5b9e\u73b0\u7528\u6444\u50cf\u5934\u62cd\u7167\u5e76\u4fdd\u5b58\u56fe\u7247\uff1a<\/p>\n<\/p>\n
import cv2<\/p>\n\u6253\u5f00\u6444\u50cf\u5934<\/strong><\/h2>\ncap = cv2.VideoCapture(0)<\/p>\n
while True:<\/p>\n
# \u8bfb\u53d6\u6444\u50cf\u5934\u7684\u753b\u9762<\/p>\n
ret, frame = cap.read()<\/p>\n
# \u5c55\u793a\u753b\u9762<\/p>\n
cv2.imshow('Camera', frame)<\/p>\n
# \u6309\u4e0bq\u952e\u9000\u51fa\u5faa\u73af<\/p>\n
if cv2.waitKey(1) & 0xFF == ord('q'):<\/p>\n
break<\/p>\n
\u4fdd\u5b58\u56fe\u50cf<\/strong><\/h2>\ncv2.imwrite('captured_image.jpg', frame)<\/p>\n
\u91ca\u653e\u6444\u50cf\u5934\u8d44\u6e90<\/strong><\/h2>\ncap.release()<\/p>\n
cv2.destroyAllWindows()<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u516b\u3001\u4f18\u5316\u4e0e\u6269\u5c55<\/h3>\n<\/p>\n
\u9664\u4e86\u57fa\u672c\u7684\u62cd\u7167\u548c\u4fdd\u5b58\u56fe\u7247\u529f\u80fd\uff0c\u8fd8\u53ef\u4ee5\u5bf9\u4ee3\u7801\u8fdb\u884c\u4f18\u5316\u548c\u6269\u5c55\uff0c\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
\n- \u6355\u6349\u591a\u5f20\u7167\u7247<\/strong>\uff1a\u4fee\u6539\u7a0b\u5e8f\u4ee5\u6355\u6349\u591a\u5f20\u7167\u7247\u5e76\u4fdd\u5b58\u3002<\/li>\n
- \u5b9a\u65f6\u62cd\u7167<\/strong>\uff1a\u4f7f\u7528\u8ba1\u65f6\u5668\u5b9a\u65f6\u62cd\u7167\u3002<\/li>\n
- \u589e\u52a0\u56fe\u50cf\u5904\u7406\u529f\u80fd<\/strong>\uff1a\u5728\u4fdd\u5b58\u56fe\u7247\u4e4b\u524d\u5bf9\u56fe\u7247\u8fdb\u884c\u5904\u7406\uff0c\u4f8b\u5982\u589e\u52a0\u6ee4\u955c\u3001\u8c03\u6574\u4eae\u5ea6\u7b49\u3002<\/li>\n<\/ol>\n
\u4e5d\u3001\u6355\u6349\u591a\u5f20\u7167\u7247<\/h3>\n<\/p>\n
\u4e0b\u9762\u662f\u4e00\u4e2a\u6355\u6349\u591a\u5f20\u7167\u7247\u5e76\u4fdd\u5b58\u7684\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n<\/p>\n
import cv2<\/p>\nimport os<\/p>\n
\u521b\u5efa\u76ee\u5f55\u7528\u4e8e\u4fdd\u5b58\u7167\u7247<\/strong><\/h2>\nif not os.path.exists('captured_images'):<\/p>\n
os.makedirs('captured_images')<\/p>\n
\u6253\u5f00\u6444\u50cf\u5934<\/strong><\/h2>\ncap = cv2.VideoCapture(0)<\/p>\n
photo_count = 0<\/p>\n
while True:<\/p>\n
# \u8bfb\u53d6\u6444\u50cf\u5934\u7684\u753b\u9762<\/p>\n
ret, frame = cap.read()<\/p>\n
# \u5c55\u793a\u753b\u9762<\/p>\n
cv2.imshow('Camera', frame)<\/p>\n
# \u6309\u4e0bs\u952e\u4fdd\u5b58\u7167\u7247<\/p>\n
if cv2.waitKey(1) & 0xFF == ord('s'):<\/p>\n
photo_count += 1<\/p>\n
cv2.imwrite(f'captured_images\/photo_{photo_count}.jpg', frame)<\/p>\n
print(f'Photo {photo_count} saved.')<\/p>\n
# \u6309\u4e0bq\u952e\u9000\u51fa\u5faa\u73af<\/p>\n
if cv2.waitKey(1) & 0xFF == ord('q'):<\/p>\n
break<\/p>\n
\u91ca\u653e\u6444\u50cf\u5934\u8d44\u6e90<\/strong><\/h2>\ncap.release()<\/p>\n
cv2.destroyAllWindows()<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5341\u3001\u5b9a\u65f6\u62cd\u7167<\/h3>\n<\/p>\n
\u4e0b\u9762\u662f\u4e00\u4e2a\u5b9a\u65f6\u62cd\u7167\u7684\u793a\u4f8b\u4ee3\u7801\uff0c\u6bcf\u96945\u79d2\u62cd\u4e00\u5f20\u7167\u7247\u5e76\u4fdd\u5b58\uff1a<\/p>\n<\/p>\n
import cv2<\/p>\nimport os<\/p>\n
import time<\/p>\n
\u521b\u5efa\u76ee\u5f55\u7528\u4e8e\u4fdd\u5b58\u7167\u7247<\/strong><\/h2>\nif not os.path.exists('timed_images'):<\/p>\n
os.makedirs('timed_images')<\/p>\n
\u6253\u5f00\u6444\u50cf\u5934<\/strong><\/h2>\ncap = cv2.VideoCapture(0)<\/p>\n
photo_count = 0<\/p>\n
while True:<\/p>\n
# \u8bfb\u53d6\u6444\u50cf\u5934\u7684\u753b\u9762<\/p>\n
ret, frame = cap.read()<\/p>\n
# \u5c55\u793a\u753b\u9762<\/p>\n
cv2.imshow('Camera', frame)<\/p>\n
# \u6bcf\u96945\u79d2\u4fdd\u5b58\u4e00\u5f20\u7167\u7247<\/p>\n
if photo_count < 10:<\/p>\n
time.sleep(5)<\/p>\n
photo_count += 1<\/p>\n
cv2.imwrite(f'timed_images\/photo_{photo_count}.jpg', frame)<\/p>\n
print(f'Photo {photo_count} saved.')<\/p>\n
# \u6309\u4e0bq\u952e\u9000\u51fa\u5faa\u73af<\/p>\n
if cv2.waitKey(1) & 0xFF == ord('q'):<\/p>\n
break<\/p>\n
\u91ca\u653e\u6444\u50cf\u5934\u8d44\u6e90<\/strong><\/h2>\ncap.release()<\/p>\n
cv2.destroyAllWindows()<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5341\u4e00\u3001\u56fe\u50cf\u5904\u7406\u529f\u80fd<\/h3>\n<\/p>\n
\u4e0b\u9762\u662f\u4e00\u4e2a\u5728\u4fdd\u5b58\u56fe\u7247\u4e4b\u524d\u5bf9\u56fe\u7247\u8fdb\u884c\u5904\u7406\u7684\u793a\u4f8b\u4ee3\u7801\uff0c\u4f8b\u5982\u5c06\u56fe\u7247\u8f6c\u6362\u4e3a\u7070\u5ea6\u56fe\u50cf\uff1a<\/p>\n<\/p>\n
import cv2<\/p>\nimport os<\/p>\n
\u521b\u5efa\u76ee\u5f55\u7528\u4e8e\u4fdd\u5b58\u5904\u7406\u540e\u7684\u7167\u7247<\/strong><\/h2>\nif not os.path.exists('processed_images'):<\/p>\n
os.makedirs('processed_images')<\/p>\n
\u6253\u5f00\u6444\u50cf\u5934<\/strong><\/h2>\ncap = cv2.VideoCapture(0)<\/p>\n
photo_count = 0<\/p>\n
while True:<\/p>\n
# \u8bfb\u53d6\u6444\u50cf\u5934\u7684\u753b\u9762<\/p>\n
ret, frame = cap.read()<\/p>\n
# \u5c55\u793a\u753b\u9762<\/p>\n
cv2.imshow('Camera', frame)<\/p>\n
# \u6309\u4e0bs\u952e\u4fdd\u5b58\u5904\u7406\u540e\u7684\u7167\u7247<\/p>\n
if cv2.waitKey(1) & 0xFF == ord('s'):<\/p>\n
photo_count += 1<\/p>\n
# \u8f6c\u6362\u4e3a\u7070\u5ea6\u56fe\u50cf<\/p>\n
gray_frame = cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY)<\/p>\n
cv2.imwrite(f'processed_images\/photo_{photo_count}.jpg', gray_frame)<\/p>\n
print(f'Processed photo {photo_count} saved.')<\/p>\n
# \u6309\u4e0bq\u952e\u9000\u51fa\u5faa\u73af<\/p>\n
if cv2.waitKey(1) & 0xFF == ord('q'):<\/p>\n
break<\/p>\n
\u91ca\u653e\u6444\u50cf\u5934\u8d44\u6e90<\/strong><\/h2>\ncap.release()<\/p>\n
cv2.destroyAllWindows()<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5341\u4e8c\u3001\u7ed3\u8bba<\/h3>\n<\/p>\n
\u672c\u6587\u8be6\u7ec6\u4ecb\u7ecd\u4e86\u4f7f\u7528Python\u548cOpenCV\u5e93\u5b9e\u73b0\u7528\u6444\u50cf\u5934\u62cd\u7167\u5e76\u4fdd\u5b58\u56fe\u7247\u7684\u65b9\u6cd5\uff0c\u5e76\u63d0\u4f9b\u4e86\u591a\u79cd\u6269\u5c55\u529f\u80fd\u7684\u793a\u4f8b\u4ee3\u7801\u3002\u901a\u8fc7\u8fd9\u4e9b\u793a\u4f8b\u4ee3\u7801\uff0c\u8bfb\u8005\u53ef\u4ee5\u6839\u636e\u81ea\u5df1\u7684\u9700\u6c42\u8fdb\u884c\u4fee\u6539\u548c\u6269\u5c55\uff0c\u6784\u5efa\u51fa\u66f4\u4e3a\u5f3a\u5927\u7684\u6444\u50cf\u5934\u5e94\u7528\u7a0b\u5e8f\u3002\u5e0c\u671b\u672c\u6587\u5bf9\u5927\u5bb6\u6709\u6240\u5e2e\u52a9\u3002\u5982\u679c\u6709\u4efb\u4f55\u95ee\u9898\u6216\u5efa\u8bae\uff0c\u6b22\u8fce\u5728\u8bc4\u8bba\u533a\u7559\u8a00\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n \u5982\u4f55\u4f7f\u7528Python\u8fde\u63a5\u6444\u50cf\u5934\u8fdb\u884c\u62cd\u7167\uff1f<\/strong>
\u8981\u4f7f\u7528Python\u8fde\u63a5\u6444\u50cf\u5934\u62cd\u7167\uff0c\u53ef\u4ee5\u501f\u52a9OpenCV\u5e93\u3002\u9996\u5148\uff0c\u786e\u4fdd\u4f60\u5df2\u5b89\u88c5\u4e86OpenCV\u3002\u901a\u8fc7cv2.VideoCapture(0)<\/code>\u53ef\u4ee5\u6253\u5f00\u9ed8\u8ba4\u6444\u50cf\u5934\uff0c\u4f7f\u7528cap.read()<\/code>\u6355\u83b7\u56fe\u50cf\u3002\u8fd9\u6837\uff0c\u4f60\u5c31\u80fd\u5c06\u6355\u83b7\u5230\u7684\u5e27\u4fdd\u5b58\u4e3a\u56fe\u7247\u6587\u4ef6\u3002<\/p>\n\u5728\u62cd\u7167\u65f6\u5982\u4f55\u8bbe\u7f6e\u56fe\u50cf\u7684\u5206\u8fa8\u7387\uff1f<\/strong>
\u5728\u4f7f\u7528OpenCV\u62cd\u7167\u65f6\uff0c\u53ef\u4ee5\u901a\u8fc7cap.set(cv2.CAP_PROP_FRAME_WIDTH, width)<\/code>\u548ccap.set(cv2.CAP_PROP_FRAME_HEIGHT, height)<\/code>\u6765\u8bbe\u7f6e\u56fe\u50cf\u7684\u5bbd\u5ea6\u548c\u9ad8\u5ea6\u3002\u8fd9\u80fd\u591f\u5e2e\u52a9\u4f60\u83b7\u5f97\u6240\u9700\u7684\u56fe\u50cf\u8d28\u91cf\u548c\u5206\u8fa8\u7387\u3002<\/p>\n\u62cd\u7167\u540e\u5982\u4f55\u5c06\u56fe\u50cf\u4fdd\u5b58\u5230\u6307\u5b9a\u6587\u4ef6\u5939\uff1f<\/strong>
\u4f7f\u7528cv2.imwrite(filename, image)<\/code>\u53ef\u4ee5\u5c06\u6355\u83b7\u7684\u56fe\u50cf\u4fdd\u5b58\u5230\u6307\u5b9a\u7684\u8def\u5f84\u3002\u5728\u8c03\u7528\u6b64\u65b9\u6cd5\u65f6\uff0c\u786e\u4fdd\u63d0\u4f9b\u6b63\u786e\u7684\u6587\u4ef6\u540d\u548c\u8def\u5f84\uff0c\u4f8b\u5982cv2.imwrite('C:\/images\/photo.jpg', frame)<\/code>\uff0c\u8fd9\u6837\u5c31\u80fd\u5c06\u56fe\u50cf\u4fdd\u5b58\u5230C\u76d8\u7684images\u6587\u4ef6\u5939\u4e2d\u3002\u786e\u4fdd\u8be5\u6587\u4ef6\u5939\u5b58\u5728\uff0c\u4ee5\u514d\u51fa\u73b0\u9519\u8bef\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"Python\u7528\u6444\u50cf\u5934\u62cd\u7167\u4fdd\u5b58\u56fe\u7247\u7684\u65b9\u6cd5\u6709\u591a\u79cd\uff0c\u53ef\u4ee5\u4f7f\u7528OpenCV\u5e93\u3001Pillow\u5e93\u4ee5\u53capicamera\u5e93\u7b49\u3002 […]","protected":false},"author":3,"featured_media":1104821,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1104805"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=1104805"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1104805\/revisions"}],"predecessor-version":[{"id":1104822,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1104805\/revisions\/1104822"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1104821"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1104805"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1104805"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1104805"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
![\"python\u5982\u4f55\u7528\u6444\u50cf\u5934\u62cd\u7167\u4fdd\u5b58\u56fe\u7247\"](\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/25070003\/6c2d045e-a181-4bc9-8fbe-14bb466cf218.webp\")
<\/p>\n