ffmpeg -y -v 0 -nostdin -re -f lavfi -i testsrc -f matroska -c:v ffv1 -t 5 - | qcli -i - -o test.qctools.mkv
qcli dev build, Apr  9 2024 21:24:45
filters selected: signalstats psnr aphasemeter astats ssim entropy entropy-diff blockdetect blurdetect 

analyzing input file... -
                                                   0 of 100 %Segmentation fault: 11


$ qcli -v
qcli dev build, Apr  9 2024 21:24:45

FFMpeg version: 6.1.1
FFMpeg configuration: not available
FFMpeg libraries:         <library_version name="libavutil" major="58" minor="29" micro="100" version="3808612" ident="Lavu58.29.100"/>
        <library_version name="libavcodec" major="60" minor="31" micro="102" version="3940198" ident="Lavc60.31.102"/>
        <library_version name="libavformat" major="60" minor="16" micro="100" version="3936356" ident="Lavf60.16.100"/>
        <library_version name="libavfilter" major="9" minor="12" micro="100" version="592996" ident="Lavfi9.12.100"/>
        <library_version name="libswscale" major="7" minor="5" micro="100" version="460132" ident="SwS7.5.100"/>