I'm sorry if I sound annoyed, but it seems we're talking around in circles. The MPC Video Renderer is a video renderer, not a codec/decoder.
Now please look again on the 'Video Renderer' tab ;)...
In the Mediaportal configuration tool, when you go to Codecs and Renderer > Video Renderer there are NO drop down lists (as opposed to Codecs and Renderer > Video Codecs). That's what I meant by...
AFAIK it just registers as a Direct Show video renderer in Windows, the same as MadVR and every other Direct Show filter. In MPC-HC you can it select it in a drop down list, which also lists...
I have no idea how MP uses madVR, but the installation is exatly the same. The both install with a batch file to run regsvr32
MadVR registers madVR64.ax while MPCVR registers MpcVideoRenderer64.ax...
Are there plans to support other video renderers?
MadVR got added a while ago, but this a 'hardcoded' selection in the configuration. It seems it's not possible to select any other renderer that...