MFH: r341157

Fix runtime issue: Non-integer frame rates could not be handled

• Fix incorrect handling of input arguments (new patch file patch-src_cmdlineextractor.h) Submitter proposed fix after talking to upstream author
• Bump PORTREVISION

PR: ports/185738
Submitted by: Sergey Chernikov (s.bilberry@gmail.com)
Approved by: portmgr (antoine), thierry (mentor)