Video Overlays – Watermarking

Hi, we are using trial version of evostream to stream HLS and DASH videos. I have some queries regarding resolution and watermarking in videos >> How can i stream different resolution of same videos eg 120p, 260p, 360p etc. How can i access it in VLC or any other media player? Does player automatically select the streaming resolution depend upon bandwidth available ? How can i access the particular resolution forcefully ? >> How to apply watermarking on DASH and HLS videos. We follow the following steps to create HLS video 1 ) CreateHLSStream command 2) PullStream command 3) Access it using http://MyIP:8888/GroupName/StreamName/playlist.m3u8 Where i need to execute transcode command ? I have tried accessing the stream using rtmp://192.168.0.102/vod/destinationsname but not playing in vlc while executing transcode command EMS command prompt shows "..evo-avconnv.exe is not recognized as internal or external command" and EMS title changes to "This is transcoder script example used by transcode API of EMS