refact isVideoOff method and

add "seleniumVideoDefaultOff" System property for control whether video recording feature default disabled or not

Signed-off-by: qxo <qxodream@gmail.com>

Author: qxo

src/main/java/com/aimmac23/hub/proxy/VideoProxy.java

@@ -1,11 +1,13 @@
 package com.aimmac23.hub.proxy;
 
+import java.util.Map;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 
+import org.apache.commons.lang3.StringUtils;
 import org.apache.http.HttpHost;
 import org.apache.http.HttpResponse;
 import org.apache.http.HttpStatus;
@@ -98,10 +100,15 @@ public void beforeSession(TestSession arg0) {
 	}
 
 	private boolean isVideoOff(TestSession testSession) {
-		final Object videoDisabled = testSession.getRequestedCapabilities().get("_videoOff");
-		boolean disabled = videoDisabled == null ? false : 
-				videoDisabled instanceof Boolean && Boolean.TRUE.equals(videoDisabled) 
-				|| "true".equals(videoDisabled.toString());
+		Map<String, Object> requestedCapabilities = testSession.getRequestedCapabilities();
+		final Object videoDisabled = requestedCapabilities.get("_videoOff");
+		boolean disabled ;
+		if( videoDisabled == null || StringUtils.isBlank(videoDisabled.toString())){
+			disabled = Boolean.getBoolean("seleniumVideoDefaultOff");
+		}else{
+		    disabled =  videoDisabled instanceof Boolean ?  Boolean.TRUE.equals(videoDisabled)
+				: "true".equals(videoDisabled.toString());
+		}
 		return disabled;
 	}