https://docs.ndi.video/all/developing-with-ndi/advanced-sdk/ndi-sdk-review/video-formats/receiver-codec-support-level

The document says that if I want to decode H264/H265 video, I also need to handle the decoding of the SpeedHQ format myself, so where can I find the source code or library of the SpeedHQ decoder? Will NDI team provide it privately?