/**
 * Gets the Picture-in-Picture operation interface
 * 
 * @return ITAVPipManager instance
 */
ITAVPipManager manager = editor.getPipManager();

/**
 * Creates a Picture-in-Picture object
 * 
 * @param path video file path
 * @throws WidgetInitializationException initialization exception
 */
try {
    TAVPip pip = new TAVPip(path);
    // Set the time range (microseconds)
    pip.setTimeRange(TAVTimeRange.fromUs(0, durationUs));
} catch (WidgetInitializationException e) {
    e.printStackTrace();
}

/**
 * Loads the Picture-in-Picture
 * 
 * @param pip Picture-in-Picture data object
 */
manager.loadPip(pip);

/**
 * Removes the Picture-in-Picture
 * 
 * @param pip Picture-in-Picture object to remove
 */
manager.removePip(pip);

// Get the Picture-in-Picture operation interface
ITAVPipManager pipManager = editor.getPipManager();

// Create the Picture-in-Picture object
try {
    TAVPip pip = new TAVPip("/sdcard/video.mp4");
    pip.setTimeRange(TAVTimeRange.fromUs(0, 5_000_000)); // 0-5 seconds
    
    // Load the Picture-in-Picture
    pipManager.loadPip(pip);
    
} catch (WidgetInitializationException e) {
    Log.e("PIP", "Failed to initialize Picture-in-Picture", e);
}

// Remove the Picture-in-Picture
pipManager.removePip(pip);