/** {@inheritDoc} */
@Override
public void close(final CameraSession session) {
final Session s = (Session) session;
try {
lock.acquire();
if (s.captureSession != null) {
closeLatch = new CountDownLatch(1);
s.captureSession.close();
closeLatch.await(2, TimeUnit.SECONDS);
s.captureSession = null;
}
if (s.cameraDevice != null) {
s.cameraDevice.close();
s.cameraDevice = null;
}
if (s.reader != null) {
s.reader.close();
}
Descriptor camera = (Descriptor) session.getDescriptor();
camera.setDevice(null);
getBus().post(new ClosedEvent());
} catch (Exception e) {
getBus().post(new ClosedEvent(e));
} finally {
lock.release();
}
}
@Override
public void onOpened(CameraDevice cameraDevice) {
lock.release();
s.cameraDevice = cameraDevice;
s.reader = s.buildImageReader();
Descriptor camera = (Descriptor) s.getDescriptor();
camera.setDevice(cameraDevice);
try {
cameraDevice.createCaptureSession(
Arrays.asList(surface, s.reader.getSurface()),
new StartPreviewTransaction(s, surface),
handler);
} catch (CameraAccessException e) {
getBus().post(new OpenedEvent(e));
}
}