{"id":62,"date":"2008-03-21T11:12:45","date_gmt":"2008-03-21T15:12:45","guid":{"rendered":"http:\/\/jianmingli.com\/wp\/?p=62"},"modified":"2008-03-24T10:15:26","modified_gmt":"2008-03-24T14:15:26","slug":"imagefromhbitmaphbitmap-memory-leak","status":"publish","type":"post","link":"https:\/\/jianmingli.com\/wp\/?p=62","title":{"rendered":"Fix Image.FromHbitmap(hBitmap) Memory Leak"},"content":{"rendered":"

Don’t forget to clean up after using Image img = Image.FromHbitmap(hBitmap) or you will experience serious memory leaks.<\/p>\n

Image img = null;\r\ntry {\r\n  img = Image.FromHbitmap(hBitmap);\r\n}finally{\r\n  DeleteObject(hBitmap);\r\n  img.Dispose();\r\n}\r\n\r\n[DllImport(\"gdi32.dll\", EntryPoint = \"DeleteObject\")]\r\npublic static extern IntPtr DeleteObject(IntPtr hDc);\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"
Don’t forget to clean up after using Image img = Image.FromHbitmap(hBitmap) or you will experience serious memory leaks. Image img = null; try { img = Image.FromHbitmap(hBitmap); }finally{ DeleteObject(hBitmap); img.Dispose(); } [DllImport(“gdi32.dll”, EntryPoint = “DeleteObject”)] public static extern IntPtr DeleteObject(IntPtr … Continue reading →<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[5],"tags":[],"class_list":["post-62","post","type-post","status-publish","format-standard","hentry","category-c"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p8cRUO-10","_links":{"self":[{"href":"https:\/\/jianmingli.com\/wp\/index.php?rest_route=\/wp\/v2\/posts\/62","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jianmingli.com\/wp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jianmingli.com\/wp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jianmingli.com\/wp\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/jianmingli.com\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=62"}],"version-history":[{"count":0,"href":"https:\/\/jianmingli.com\/wp\/index.php?rest_route=\/wp\/v2\/posts\/62\/revisions"}],"wp:attachment":[{"href":"https:\/\/jianmingli.com\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=62"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jianmingli.com\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=62"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jianmingli.com\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=62"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}