Without this fix in case of empty Title {metadata} tag is not replaced in baseCommand. Because of that invalid command is executed and results in FileNotFoundException. Example of bad commend: 'ffmpeg -y -i "O:\input.mp4" -ss 20 -t 5 -c:v libvpx -b:v 4915K -threads 4 {metadata} -quality best -auto-alt-ref 1 -lag-in-frames 16 -slices 8 -an -pass 1 -f webm NUL'.
Without this fix in case of empty Title {metadata} tag is not replaced in baseCommand. Because of that invalid command is executed and results in FileNotFoundException. Example of bad commend: 'ffmpeg -y -i "O:\input.mp4" -ss 20 -t 5 -c:v libvpx -b:v 4915K -threads 4 {metadata} -quality best -auto-alt-ref 1 -lag-in-frames 16 -slices 8 -an -pass 1 -f webm NUL'.