Budget v210 uploads by default

AppConfig.cpp

@@ -747,7 +747,9 @@ void printUsage(const char* executableName)
         << "  --config <path>       Load JSON feed configuration\n"
         << "  --grid <cols>x<rows>  Set multiview grid (default 2x2, max 16 feeds)\n"
         << "  --fps-cap <fps>       Limit render loop FPS (default 60)\n"
-        << "  --max-v210-uploads <n> Limit v210 uploads per frame (0 = unlimited)\n"
+        << "  --max-v210-uploads <n> Limit v210 uploads per frame (default "
+        << DefaultMaxV210UploadsPerFrame
+        << ", 0 = unlimited)\n"
         << "  --present <mode>      Present mode: fifo, mailbox, immediate (default mailbox)\n"
         << "  --feed <idx> <kind>   Set feed slot kind explicitly\n"
         << "  --domain <idx> <path> Set MXL domain for feed slot\n"

AppConfig.hpp

@@ -8,6 +8,7 @@
 
 constexpr uint32_t DefaultGridCols = 2;
 constexpr uint32_t DefaultGridRows = 2;
+constexpr uint32_t DefaultMaxV210UploadsPerFrame = 5;
 constexpr uint32_t MaxFeedCount = 16;
 constexpr const char* AppName = "MXL Multiviewer";
 constexpr uint32_t AppVersionMajor = 0;
@@ -43,7 +44,8 @@ struct AppConfig
     bool verbose = false;
     bool paceUploads = false;
     uint32_t fpsCap = 60;
-    uint32_t maxV210UploadsPerFrame = 0;
+    uint32_t maxV210UploadsPerFrame =
+        DefaultMaxV210UploadsPerFrame;
     uint32_t gridCols = DefaultGridCols;
     uint32_t gridRows = DefaultGridRows;
     PresentModeConfig presentMode = PresentModeConfig::Mailbox;