FindFFMPEG.cmake couldn't find ffmpeg on windows at all

[BluestarCo]

Hi i can't use ffmpeg in project

Could NOT find FFMPEG (missing: FFMPEG_LIBRARIES FFMPEG_INCLUDE_DIRS AVCODEC_LIBRARIES AVCODEC_INCLUDE_DIRS AVFORMAT_LIBRARIES AVFORMAT_INCLUDE_DIRS AVUTIL_LIBRARIES AVUTIL_INCLUDE_DIRS SWSCALE_LIBRARIES SWSCALE_INCLUDE_DIRS)

please give me some instruction to config ffmpeg path in right way