Hey guys,<\/p>\n
Recently, I’ve worked on a mobile project and camera use drives me crazy about performances. On iOS, after taking a photo and validate it, it freezes the application during one minute to be able to encode it. Here is the code (lots of code come from this excellent post<\/a>) :<\/p>\n Hey guys, Recently, I’ve worked on a mobile project and camera use drives me crazy about performances. On iOS, after taking a photo and validate it, it freezes the application during one minute to be able to encode it. I’ve made lots of tests with several libraries, using Alchemy ones, and finally the fastest way … Continue reading Take photo with AIR on iOS<\/span>
\nI’ve made lots of tests with several libraries, using Alchemy ones, and finally the fastest way (less than 5 seconds) is to use the new BitmapData encode<\/a> method, available since Flash Player 11.3 and AIR 3.3.<\/p>\nif (CameraUI.isSupported) {\r\n\tviewsAC.addItem({label:\"Take Photo\", icon:cameraIcon});\r\n\tmyCam = new CameraUI();\r\n\tmyCam.addEventListener(MediaEvent.COMPLETE, onCameraComplete);\r\n}\r\n\r\nprotected function onCameraComplete(evt:MediaEvent):void\r\n{\r\n\tsqlStatement = new SQLStatement();\r\n\tsqlStatement.sqlConnection = model2.connection;\r\n\tsqlStatement.text =\r\n\t\t\"INSERT INTO albumItems (album, photoFile, dateAdded) \" +\r\n\t\t\"VALUES (:album, :photoFile, :dateAdded)\";\r\n\tsqlStatement.parameters[\":album\"] = model2.selectedAlbum;\r\n\t\r\n\tvar mediaPromise:MediaPromise = evt.data;\r\n\tif (mediaPromise.file == null) {\r\n\t\t\r\n\t\t\/\/ For iOS we need to load with a Loader first\r\n\t\t_loader = new Loader();\r\n\t\t_loader.contentLoaderInfo.addEventListener(Event.COMPLETE, imageloader_complete, false, 0, true);\r\n\t\t_loader.loadFilePromise(mediaPromise);\r\n\t\t\r\n\t\treturn;\r\n\t} else {\r\n\t\t\r\n\t\t\/\/ Android & BlackBerry\r\n\t\tregisterPhoto(mediaPromise.file.url)\r\n\t}\r\n}\r\n\r\nprivate function imageloader_complete(event:Event):void {\r\n\t\r\n\t_loader.contentLoaderInfo.removeEventListener(Event.COMPLETE, imageloader_complete);\r\n\r\n\tvar loaderInfo:LoaderInfo = event.target as LoaderInfo;\r\n\r\n\tif (CameraRoll.supportsAddBitmapData) {\r\n\r\n\t\tvar bitmapData:BitmapData = new BitmapData(loaderInfo.width, loaderInfo.height);\r\n\t\tbitmapData.draw(loaderInfo.loader);\r\n\t\tvar file:File = File.applicationStorageDirectory.resolvePath(\"image\" + new Date().time + \".jpg\");\r\n\t\tvar stream:FileStream = new FileStream()\r\n\t\tstream.open(file, FileMode.WRITE);\r\n\t\tvar bytes:ByteArray = bitmapData.encode(bitmapData.rect, new flash.display.JPEGEncoderOptions());\r\n\t\tstream.writeBytes(bytes, 0, bytes.bytesAvailable);\r\n\t\tstream.close();\r\n\t\t\r\n\t}\r\n\tregisterPhoto(file.url)\r\n\t\t\r\n}\r\n\r\nprivate function registerPhoto(url:String):void {\r\n\r\n\tsqlStatement.parameters[\":photoFile\"] = url;\r\n\t\t\r\n\tsqlStatement.parameters[\":dateAdded\"] = new Date();\r\n\tsqlStatement.execute();\r\n\t\r\n\tviewsList.selectedIndex = -1;\r\n}<\/pre>\n","protected":false},"excerpt":{"rendered":"