Private Camera.AutoFocusCallback myAutoFocusCallback = new Camera. To implement Touch to Focus please refer the code below.ĬameraPreview.java public class CameraPreview extends SurfaceView implements I was trying to implement focus functionality in my app and achieved this functionality in the way i wanted. Microsoft To Do makes it easy to stay organized and. You can use Microsoft To Do to make shopping lists or task lists, take notes, record collections, plan an event, or set reminders to increase your productivity and focus on what matters to you. You may refer to the vanilla Android Camera app source code for how to use the API properly. Microsoft To Do is a task management app to help you stay organized and manage your day-to-day. (The API is also one of the enablers of the "face detection" feature, when faces are recognized the camera app uses the API to let the camera do auto focus on the them.) To check if the API is supported you can call getMaxNumFocusAreasa() first, if it returns a positive integer that means the phone does implement the API and you can go on enabling the "touch focus" feature in your camera app. Although many manufacturers managed to create their own API and implementation, they won't share.Īndroid introduced the focus areas API in API level 14, however the phone manufacturers may choose not to implement it (i.e. In old Android versions there is no public API to set the focus areas. You can even add audio messages, files, and images to your notes. This app helps increase your productivity by creating notes, to-do lists, and reminders for your tasks. The feature is software/hardware/manufacture dependent, my suggestion is that you first find a phone like Galaxy Nexus flashed with Android 4.x, then try the .getMaxNumFocusAreas() on it, if the return value is greater than zero then you are lucky, and can then use the setFocusAreas() to implement your "touch to focus" feature. FocusList Evernote Evernote is a popular option and comes in handy for staying organized.
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