hi admin,
i just tried the script, thum.php (there is no ffmpeg_php_info.php in the package) and i got this:

Before - ffmpeg_movie(1.wmv)

file name = 1.wmv
duration = 4.43300008774 seconds
frame count = 66
frame rate = 15.000 fps
comment =
title =
author =
copyright =
frame height = 240 pixels
frame width = 320 pixels
has audio = Yes
get pixel format = yuv420p
get pixel aspect ratio = 0
get video codec = wmv2
get audio codec = wmav2
get audio channels = 1
get bit rate = 166179 kb/s

After - ffmpeg_movie(1.wmv)
Before - video_to_frame
Total Frames: 65
object(ffmpeg_frame)#3 (1) { ["ffmpeg_frame"]=> resource(2) of type (ffmpeg_frame) } GOT FRAME
Inside - createThumb

Warning: imagecreatetruecolor() [function.imagecreatetruecolor]: Invalid image dimensions in /home/gmportal/www/tube/vshare_test/thumb.php on line 125

Warning: imagecopyresampled(): supplied argument is not a valid Image resource in /home/gmportal/www/tube/vshare_test/thumb.php on line 126

Warning: imagejpeg(): supplied argument is not a valid Image resource in /home/gmportal/www/tube/vshare_test/thumb.php on line 127

Warning: imagedestroy(): supplied argument is not a valid Image resource in /home/gmportal/www/tube/vshare_test/thumb.php on line 129
1 => Inside while loop | p = 59
here is my phpinfo,and i can see ffmpeg in it:
http://glissemag.com/phpinfo.php

thx for your time
herve