diff -r 000000000000 -r 89d6a7a84779 Symbian3/SDK/Source/GUID-B57D7C53-DFDB-4590-8227-EA251D1ABBC7.dita --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Symbian3/SDK/Source/GUID-B57D7C53-DFDB-4590-8227-EA251D1ABBC7.dita Thu Jan 21 18:18:20 2010 +0000 @@ -0,0 +1,40 @@ + + + + + +Using +autofocus +

Autofocus support for camera applications is controlled through the CCameraAdvancedSettings class. For more information on using autofocus, +see Using the camera autofocus feature in S60 devices on +Forum Nokia.

+ +Implementation of autofocus + + +

Pressing the camera shutter key on the device halfway down generates additional +key events. The key events can be used to activate autofocus if the camera +hardware supports the functionality. Shutter release (image capture) can be +triggered by pressing the key all the way down. The key presses generate separate +key events. To capture other than autofocus key events from the shutter key, +you need the SwEvent capability.

+

The settings you can use in your application depend on the camera hardware +on the device. The Camera API allows you to query almost all features of the +device camera. For example, to get a list of supported advanced settings, +use the CCameraAdvancedSettings::GetSupportedSettingsL() method.

+

For more information on how to easily use the device camera with zoom and +autofocus by using a CameraWrapper made by Forum Nokia, see Camera Example on Forum Nokia. The Camera Wrapper +provides a unified interface for various Symbian camera APIs. +The example application supports the use of both the keypad and touch UI. +The application can be self-signed, but it also provides an option to use +the dedicated camera key (Symbian signing required).

+
See also

Advanced Settings for Focus, +Drive Modes, and Bracket Modes

Advanced +Camera Settings Tutorial

+
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