Frame index reset happens as part of the acquire function

std-udp-recv/src/main.cpp

@@ -59,8 +59,7 @@ int main (int argc, char *argv[]) {
     char* data = new char[FRAME_N_BYTES];
 
     while (true) {
-        // Reset the metadata and frame buffer for the next frame.
-        meta.frame_index = 0;
+        // Reset the data buffer.
         memset(data, 0, FRAME_N_BYTES);
 
         receiver.get_frame_from_udp(meta, data);