benchmark fixes

Author: nohayassin

tools/benchmark/rs-benchmark.cpp

@@ -208,18 +208,14 @@ class gl_blocks : public suite
 int main(int argc, char** argv) try
 {
     std::string serial;
-    enum second_stream {
-        rgb_stream,
-        ir_stream
-    };
-    second_stream second_stream;
+    rs2_stream second_stream;
     if (!device_with_streams({ RS2_STREAM_DEPTH }, serial))
         return EXIT_SUCCESS;
 
     if (device_with_streams({ RS2_STREAM_COLOR }, serial))
-        second_stream = rgb_stream;
+        second_stream = RS2_STREAM_COLOR;
     else if (device_with_streams({ RS2_STREAM_INFRARED }, serial))
-        second_stream = ir_stream;
+        second_stream = RS2_STREAM_INFRARED;
     else
     {
         std::cout<< " Connect a Depth Camera that supports either RGB or Infrared streams." <<std::endl;
@@ -259,7 +255,7 @@ int main(int argc, char** argv) try
     if (!serial.empty())
         cfg.enable_device(serial);
     cfg.enable_stream(RS2_STREAM_DEPTH);
-    if(second_stream == rgb_stream)
+    if(second_stream == RS2_STREAM_COLOR)
         cfg.enable_stream(RS2_STREAM_COLOR, RS2_FORMAT_YUYV, 30);
     else
         cfg.enable_stream(RS2_STREAM_INFRARED);