/**
* Stop graph execution. This is an asynchronous call; register a callback with setDoneCallback to
* be notified of when the background processing has been completed. Calling stop will close the
* filter graph.
*/
@Override
public synchronized void stop() {
if (mRunTask != null && !mRunTask.isCancelled()) {
if (mLogVerbose) Log.v(TAG, "Stopping graph.");
mRunTask.cancel(false);
}
}
