mutex locking progress bar

1 files changed, 2 insertions, 0 deletions

diff --git a/rotord/src/rendercontext.cpp b/rotord/src/rendercontext.cpp
index 1beb6cc..2a9dd62 100644
--- a/rotord/src/rendercontext.cpp
+++ b/rotord/src/rendercontext.cpp
@@ -490,9 +490,11 @@ void Render_context::session_command(const Session_command& command,xmlIO& XML,H
 	if (command.commands[1]=="render") {
 		if (command.method=="GET") {
 			if(state==RENDERING){
+				graph.mutex.lock();
 				status=HTTPResponse::HTTP_OK;
 				XML.addValue("status","Rendering video");
 				XML.addValue("progress",toString(graph.progress));
+				graph.mutex.unlock();
 			}
 			else {
 				logger.error("ERROR: Render progress requested but not rendering");