CMake+opencv3.4编译时 Download: opencv_ffmpeg.dll ippicv等文件

opencv_ffmpeg.dll,opencv_ffmpeg_64.dll，ffmpeg_version.cmake，ippicv_2017u3_win_ia32_general_20170822.zip 我下载 好了分享给大家。

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2020-10-15 22:05  ippicv\
     文件    15755066  2020-10-14 06:45  ippicv\8a7680ae352c192de2e2e34936164bd0-ippicv_2017u3_win_ia32_general_20170822.zip
     目录           0  2020-10-15 22:05  ffmpeg\
     文件    16864768  2020-10-14 06:47  ffmpeg\3ae76b105113d944984b2351c61e21c6-opencv_ffmpeg.dll
     文件    17816576  2020-10-14 06:46  ffmpeg\cf3bb5bc9d393b022ea7a42eb63e794d-opencv_ffmpeg_64.dll
     文件         361  2020-10-14 06:44  ffmpeg\ec59008da403fb18ab3c1ed66aed583b-ffmpeg_version.cmake