www.makemkv.com

I solved my issue by removing ffmpeg 4.0 and re-compiling it with --enable_shared. In fact, here's the command line I used for ffmpeg 4.0:

./configure --enable-libmp3lame --disable-x86asm --enable-pic --enable-shared

And for the benefit of those who want to install makemkv 1.12.2, don't forget to ...

Below command should get you all necessary devel packages on latest Fedora

sudo dnf install gcc-c++ glibc-devel compat-openssl10-devel expat-devel ffmpeg-devel mesa-libGL-devel qt5-qtbase-devel --allowerasing

Note the compat-openssl10-devel needs to be installed BEFORE compiling the makemkv. If ...

For anyone still prefer to build from source, just install the compact-openssl10-devel package so that makemkv would be compiled with the the OpenSSL 1.0.X branch.

sudo dnf install compat-openssl10-devel.x86_64 --allowerasing

Note you can have both compact-openssl10 and openssl 1.1 coexist but ...

Just upgrade my system to Fedora 22 Beta. Grab the 1.9.2 release but the problem stills.

$ ./configure
configure: loading site script /usr/share/config.site
checking build system type... x86_64-unknown-linux-gnu
checking host system type... x86_64-unknown-linux-gnu
checking target system type ...

Latest MakeMKV 1.9.1, compiling was fine without any error. But nothing appears while launching.

top shows that there's a makemkvcon process running in background while eating CPU resource.
While killing it, a MakeMkv BETA popup appears: Application failed to initialize

Tried to search the forum ...