{"id":10006316,"date":"2022-08-25T19:52:46","date_gmt":"2022-08-25T11:52:46","guid":{"rendered":"https:\/\/ityet.com\/?p=10006316"},"modified":"2022-08-25T19:52:46","modified_gmt":"2022-08-25T11:52:46","slug":"%e5%9f%ba%e4%ba%8e-serverlessoss-%e5%88%86%e5%88%86%e9%92%9f%e5%ae%9e%e7%8e%b0%e5%9b%be%e7%89%87%e7%a7%92%e5%8f%98%e7%b4%a0%e6%8f%8f","status":"publish","type":"post","link":"https:\/\/itmax.cn\/?p=10006316","title":{"rendered":"\u57fa\u4e8e Serverless+OSS \u5206\u5206\u949f\u5b9e\u73b0\u56fe\u7247\u79d2\u53d8\u7d20\u63cf"},"content":{"rendered":"

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\"\u56fe\u7247\"
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\"\u56fe\u7247\"
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\"\u56fe\u7247\"<\/p>\n

    \n
  1. \u8fdb\u5165\u51fd\u6570\u7ba1\u7406\uff0c\u70b9\u51fb\u201c\u521b\u5efa\u51fd\u6570\u201d\uff1a
    \"\u56fe\u7247\"
    \u8fd0\u884c\u73af\u5883\u9009\u62e9Python 3.6\uff0c\u4ee3\u7801\u4e0a\u4f20\u65b9\u5f0f\u9009\u62e9\u4f7f\u7528\u793a\u4f8b\u4ee3\u7801\uff0c\u8bf7\u6c42\u5904\u7406\u7a0b\u5e8f\u7c7b\u578b\u9009\u62e9\u5904\u7406\u4e8b\u4ef6\u8bf7\u6c42
    \"\u56fe\u7247\"
    \u89e6\u53d1\u5668\u9009\u62e9OSS\uff0cBucket\u9009\u62e9\u63d0\u524d\u521b\u5efa\u597d\u7684sketch-image-input\uff0c\u6587\u4ef6\u540e\u7f00\u4e3a.jpg\uff0c\u9632\u6b62\u5176\u4ed6\u7c7b\u578b\u7684\u6587\u4ef6\u4e0a\u4f20\u540e\u8bef\u89e6\u53d1\u51fd\u6570\u6267\u884c
    \"\u56fe\u7247\"
    \u6388\u6743\u89d2\u8272
    \"\u56fe\u7247\"<\/li>\n<\/ol>\n

    \"\u56fe\u7247\"
    \u00a03. \u6d4b\u8bd5\u9ed8\u8ba4\u63d0\u4f9b\u7684Python\u51fd\u6570\uff0c\u719f\u6089\u4e0b\u57fa\u672c\u529f\u80fd\uff1a
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    \u00a0\u6b65\u9aa4\u4e8c\uff1a\u7f16\u5199Python\u811a\u672c\uff0c\u5b9e\u73b0\u666e\u901a\u56fe\u7247\u8f6c\u6362\u4e3a\u7d20\u63cf\u56fe\u51fd\u65701. \u5728\u7f16\u8f91\u5668\u4e2d\uff0c\u8f93\u5165\u63d0\u524d\u5199\u597d\u7684Python\u4ee3\u7801\uff1a
    \"\u56fe\u7247\"
    \u53c2\u8003\u4ee3\u7801\u5982\u4e0b\uff1a# –– coding: utf-8 –<\/em>–
    import cv2
    import json
    import logging
    import oss2<\/p>\n

    def sketch_image(source_image, target_image):<\/p>\n

    # read image\nimage = cv2.imread(source_image)\n\n# sketch image\ngrey_image = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)\ninvert_image = cv2.bitwise_not(grey_image)\ngaussian_blur_image = cv2.GaussianBlur(invert_image, (7, 7), 0)\ninverse_image = cv2.bitwise_not(gaussian_blur_image)\nsketch_image_result = cv2.divide(grey_image, inverse_image, scale=256.0)\n\n# save image\ncv2.imwrite(target_image, sketch_image_result)\ncv2.waitKey(0)\ncv2.destroyAllWindows()\n<\/code><\/pre>\n
    def handler(event, context):<\/p>\n
    logger = logging.getLogger()\nevt = json.loads(event)\ncreds = context.credentials\n# Required by OSS sdk\nauth=oss2.StsAuth(\n    creds.access_key_id,\n    creds.access_key_secret,\n    creds.security_token)\nevt = evt['events'][0]\nbucket_name = evt['oss']['bucket']['name']\nendpoint = 'oss-' +  evt['region'] + '.aliyuncs.com'\nbucket_input = oss2.Bucket(auth, endpoint, bucket_name)\nbucket_output = oss2.Bucket(auth, endpoint, 'sketch-image-ouput')\nlogger.info('oss endpoint: %s' % endpoint)\n\nobjectName = evt['oss']['object']['key']\nlogger.info('oss objectName: %s' % objectName)\n\nnewKey = 'sketch_' + objectName\n\n# Download image\nsource_image = '\/tmp\/%s' % objectName\nbucket_input.get_object_to_file(objectName, source_image) \nlogger.info('download image %s success.' % source_image)\n\n# Sketch image\ntarget_image = '\/tmp\/%s' % newKey\nsketch_image(source_image, target_image)\n\n# Upload image\nwith open(target_image, 'rb') as fileobj:\n    bucket_output.put_object(newKey, fileobj)  \nlogger.info('upload image %s success.' % newKey)\u51fd\u6570\u7f16\u5199\u8fc7\u7a0b\u4e2d\uff0c\u53c2\u8003\u4e86\u963f\u91cc\u4e91\u63d0\u4f9b\u7684SDK\u6848\u4f8b\uff0c\u5185\u5bb9\u975e\u5e38\u4e30\u5bcc\uff0c\u60f3\u8981\u7684\u529f\u80fd\u90fd\u6709\uff0c\u4e14FC\u63d0\u4f9b\u7684Python\u8fd0\u884c\u73af\u5883\u5185\u7f6eoss\u3001OpenCV\u7b49\u5e38\u7528\u6a21\u5757\uff0c\u5f88\u597d\u7684\u652f\u6491\u666e\u901a\u5f00\u53d1\u8005\u5feb\u901f\u5b9e\u73b0\u529f\u80fd\uff0c\u70b9\u8d5e\ud83d\udc4d\ud83c\udffb\uff1aFC\u4f7f\u7528OSS\u89e6\u53d1\u5668SDK\uff1ahttps:\/\/help.aliyun.com\/document_detail\/74765.htmlOSS\u6587\u4ef6\u4e0b\u8f7d\u3001\u4e0a\u4f20SDK\uff1ahttps:\/\/help.aliyun.com\/document_detail\/88426.htmlFC Python\u73af\u5883\u5185\u7f6e\u6a21\u5757\uff1ahttps:\/\/help.aliyun.com\/document_detail\/158208.html\u00a02. \u90e8\u7f72\u4ee3\u7801\u5e76\u5f00\u901aSLS\u65e5\u5fd7\u670d\u52a1\uff0c\u4fbf\u4e8e\u8c03\u8bd5\u4ee3\u7801\u65f6\u67e5\u770b\u65e5\u5fd7\uff0c\u771f\u7684\u5f88\u65b9\u4fbf\ud83d\ude04\uff1a<\/code><\/pre>\n
    \"\u56fe\u7247\"<\/p>\n
    \"\u56fe\u7247\"
    \u65b9\u6848\u9a8c\u8bc11.\u4e0a\u4f20\u672c\u5730\u6d4b\u8bd5\u56fe\u7247\u5230OSS sketch-image-input\u6876\u4e2d\uff1a
    \"\u56fe\u7247\"<\/p>\n
    \"\u56fe\u7247\"
    2.\u89c2\u5bdf\u51fd\u6570sketch_image\u8c03\u7528\u65e5\u5fd7\u4fe1\u606f\u53ca\u76d1\u63a7\u4fe1\u606f\uff1a
    \"\u56fe\u7247\"<\/p>\n
    \"\u56fe\u7247\"
    3.\u67e5\u770bOSS sketch-image-output\u6876\u5185\u8f6c\u6362\u540e\u7684\u7d20\u63cf\u56fe\uff0c\u6548\u679c\u8fd8\u4e0d\u9519\ud83d\ude04\uff1a
    \"\u56fe\u7247\"
    4.\u6279\u91cf\u4e0a\u4f20\u56fe\u7247\u6d4b\u8bd5\uff0c\u51fd\u6570\u529f\u80fd\u5f88\u7a33\u5b9a\ud83d\udc4d\ud83c\udffb\uff1a
    \"\u56fe\u7247\"
    \u00a0\u672c\u6587\u8f6c\u8f7d\u81eaServerless\u51fd\u6570\u8ba1\u7b97\u5f81\u96c6\u4ee4\u4f18\u79c0\u5f81\u6587\uff0c\u539f\u4f5c\u8005\uff1a\u9664\u5374\u5deb\u5c71\u4e0d\u662f\u4e91\u554a\u539f\u6587\u5730\u5740\uff1ahttps:\/\/developer.aliyun.com\/…<\/a>\u00a0\u66f4\u591a\u7cbe\u5f69\u5185\u5bb9\u8bf7\u5173\u6ce8 Serverless \u5fae\u4fe1\u516c\u4f17\u53f7\uff08ID\uff1aserverlessdevs\uff09\uff0c\u6c47\u96c6 Serverless \u6280\u672f\u6700\u5168\u5185\u5bb9\uff0c\u5b9a\u671f\u4e3e\u529e Serverless \u6d3b\u52a8\u3001\u76f4\u64ad\uff0c\u7528\u6237\u6700\u4f73\u5b9e\u8df5\u3002\u539f\u6587\u94fe\u63a5\uff1ahttps:\/\/click.aliyun.com\/m\/10…<\/a>\u3000\u672c\u6587\u4e3a\u963f\u91cc\u4e91\u539f\u521b\u5185\u5bb9\uff0c\u672a\u7ecf\u5141\u8bb8\u4e0d\u5f97\u8f6c\u8f7d\u3002<\/p>\n
    https:\/\/segmentfault.com\/a\/1190000042379018<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"
    \u7b80\u4ecb\uff1a\u00a0\u770b\u7a0b\u5e8f\u5458\u8001\u7238\u5982\u4f55\u673a\u667a\u5e26\u5a03~\u573a\u666f\u4ecb\u7ecd\u5c0f\u660e\u63a5\u5230\u5b66\u6821\u8001\u5e08\u5b89\u6392\u7684\u4efb\u52a1\uff0c\u9700\u8981\u6279\u91cf\u5c06\u73ed\u7ea7\u91cc\u540c\u5b66\u4eec\u62cd\u7684\u666e\u901a\u7167\u7247\u8f6c\u6362\u4e3a […]<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[],"tags":[],"class_list":["post-10006316","post","type-post","status-publish","format-standard","hentry"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10006316","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=10006316"}],"version-history":[{"count":0,"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10006316\/revisions"}],"wp:attachment":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=10006316"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=10006316"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=10006316"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}