: Some codecs do not support certain color depths or specific output containers (like MP4) without additional plugins.
Alternatively, install individual VFW codecs such as for H.264 support or ffdshow , ensuring the VFW interface is enabled in the configuration settings. Verify Configuration : Unable To Initialize The Output Video Codec Virtualdub
The newer VirtualDub2 includes built-in support for more modern containers and codecs, which often bypasses the initialization issues found in older variants. : : Some codecs do not support certain color