fix for atrpms ffmpeg version string. closes #2991

Author: ex-nerd

nuvexport/export/ffmpeg.pm

@@ -70,7 +70,11 @@ package export::ffmpeg;
     # Check the ffmpeg version
         if (!defined $self->{'ffmpeg_vers'}) {
             $data = `$ffmpeg -version 2>&1`;
-            if ($data =~ m/ffmpeg\sversion\s(.+?),(?:\sbuild\s(\d+))?/si) {
+            if ($data =~ m/ffmpeg\version\s0.4.9-\d+_r(\d+)\.\w+\.at/si) {
+                $self->{'ffmpeg_vers'}  = 'svn';
+                $self->{'ffmpeg_build'} = $1;
+            }
+            elsif ($data =~ m/ffmpeg\sversion\s(.+?),(?:\sbuild\s(\d+))?/si) {
                 $self->{'ffmpeg_vers'}  = lc($1);
                 $self->{'ffmpeg_build'} = $2;
                 if ($self->{'ffmpeg_vers'} =~ /^svn-r(.+?)$/) {