The EVR sink allocates its buffers and expect the node connected to it to use them. Our video probe MFTransform should therefore copy the input buffers into the EVR buffers rather than just passing on the input buffers. Task-number: QTBUG-30435 Change-Id: I978479ced341b96ce627c682f99662dec1dfdb3f Reviewed-by: Christian Stromme <christian.stromme@digia.com>