asks the camera hardware to begin drawing preview frames to the screen . concode_field_sep String TAG concode_elem_sep Context context concode_elem_sep boolean initialized concode_elem_sep AutoFocusManager autoFocusManager concode_elem_sep Camera camera concode_elem_sep CameraConfigurationManager configManager concode_elem_sep PreviewCallback previewCallback concode_elem_sep boolean previewing concode_elem_sep int requestedCameraId concode_field_sep void requestPreviewFrame concode_elem_sep void stopPreview concode_elem_sep boolean isOpen concode_elem_sep void closeDriver concode_elem_sep void setManualCameraId concode_elem_sep void openDriver concode_elem_sep Point getCameraResolution concode_elem_sep Size getPreviewSize
void function ( ) { Camera loc0 = camera ; if ( loc0 != null && ! previewing ) { loc0 . startPreview ( ) ; previewing = true ; autoFocusManager = new AutoFocusManager ( context , camera ) ; } }