fix 4mv vs mv4 to close #4490. It's interesting that my ffmpeg says I should use mv4, but has no problem when I use 4mv. This has been around long enough that I hope hard-coding the fix won't cause too many issues for people.

ex-nerd · ex-nerd · commit 114a2554e344 · 2008-02-17T04:54:43.000Z
diff --git a/nuvexport/export/ffmpeg/MP4.pm b/nuvexport/export/ffmpeg/MP4.pm
@@ -237,7 +237,7 @@ package export::ffmpeg::MP4;
                            ;
         }
         else {
-           $ffmpeg_xtra .= ' -flags +4mv+trell+loop'
+           $ffmpeg_xtra .= ' -flags +mv4+trell+loop'
                           .' -aic 1'
                           .' -mbd 1'
                           .' -cmp 2 -subcmp 2'
diff --git a/nuvexport/export/ffmpeg/XviD.pm b/nuvexport/export/ffmpeg/XviD.pm
@@ -150,7 +150,7 @@ package export::ffmpeg::XviD;
                              . $self->param('bit_rate_tolerance', 32)
                              . ' -bufsize 65535'
                             : '')
-                          .' -flags +4mv+trell+loop'
+                          .' -flags +mv4+trell+loop'
                           .' -aic 1'
                           .' -mbd 1'
                           .' -cmp 2 -subcmp 2'

Original file line number	Diff line number	Diff line change
`@@ -237,7 +237,7 @@ package export::ffmpeg::MP4;`
`237`	`237`	`;`
`238`	`238`	`}`
`239`	`239`	`else {`
`240`		`- $ffmpeg_xtra .= ' -flags +4mv+trell+loop'`
	`240`	`+ $ffmpeg_xtra .= ' -flags +mv4+trell+loop'`
`241`	`241`	`.' -aic 1'`
`242`	`242`	`.' -mbd 1'`
`243`	`243`	`.' -cmp 2 -subcmp 2'`