Issue in Intel Sample Muxing with FFMPEG of Memory leak

Hello,

I have Intel sample code of Muxing find here named msdk-ffmpeg-integration.zip : https://software.intel.com/protected-download/267277/326585 

The issue is that when i run this sample_encode , i find that memory is keep on increasing in Task Manager. Help me to solve the issue.

Also i find comment in  pipeline_encode.cpp -> Class CEncodingPipeline function Close that : 

// =========== ffmpeg muxer integration ============
    // "FreeFileWriters()" added. Bug in original sample code! Fix required to ensure proper finalization of file/containers.

Help me .

Thanks in advance.