/** Releases the camera in case of pause or exit */
public void releaseCamera() {
if (mCamera != null) {
mCamera.release();
if (mPreview != null) {
mPreview.mCamera = null;
}
mCamera = null;
}
}
/**
* Sets the active camera
*
* @param CameraNumber index of the camera from the available cameras
* @return RES_OK
*/
public int setActiveCamera(int CameraNumber) {
if (mNumCameras > 1) {
if (mCurrentCameraIndex != CameraNumber) {
mCurrentCameraIndex = CameraNumber;
mCamera.release();
mPreview.mCamera = null;
mCamera = Camera.open(CameraNumber);
mPreview.mCameraIndex = mCurrentCameraIndex;
mCamera.setParameters(getCurrentParameters());
}
}
return MAAPI_consts.MA_CAMERA_RES_OK;
}
/**
* Sets the MoSyncCameraPreview object to be controlled
*
* @param preview an object of MoSyncCameraPreview that has already been initialized
*/
public void setPreview(MoSyncCameraPreview preview) {
acquireCamera();
mPreview = preview;
if (mPreview.mCamera == null) {
mPreview.mCamera = mCamera;
mPreview.initiateCamera();
mPreview.mCameraIndex = mCurrentCameraIndex;
setPreviewCallback();
Camera.Parameters parameters = getCurrentParameters();
Camera.Size size = parameters.getPreviewSize();
mImageBuffer = new byte[size.width * size.height * 4];
}
}
/** Starts the preview */
public int cameraStart() {
acquireCamera();
try {
if (mPreview.mCamera == null) {
mPreview.mCamera = mCamera;
mPreview.initiateCamera();
mPreview.mCameraIndex = mCurrentCameraIndex;
setPreviewCallback();
}
mCamera.startPreview();
} catch (Exception e) {
SYSLOG(e.getMessage());
return MAAPI_consts.MA_CAMERA_RES_FAILED;
}
return MAAPI_consts.MA_CAMERA_RES_OK;
}