Hi, I'm trying to create a video through of 9 images, but when apply this command: mencoder mf://*.jpeg -mf fps=1 -ovc lavc -o output.avi Console shows: MEncoder SVN-r30302-4.3.2 (C) 2000-2009 MPlayer Team success: format: 16 data: 0x0 - 0x0 MF file format detected. [mf] search expr: *.jpeg [mf] number of files: 9 (36) [demux_mf] file type was not set! trying 'type=jpeg'... VIDEO: [IJPG] 0x0 24bpp 1.000 fps 0.0 kbps ( 0.0 kbyte/s) [V] filefmt:16 fourcc:0x47504A49 size:0x0 fps:1.000 ftime:=1.0000 Opening video filter: [expand osd=1] Expand: -1 x -1, -1 ; -1, osd: 1, aspect: 0.000000, round: 1 ========================================================================== Opening video decoder: [ffmpeg] FFmpeg's libavcodec codec family Selected video codec: [ffmjpeg] vfm: ffmpeg (FFmpeg MJPEG) ========================================================================== Movie-Aspect is undefined - no prescaling applied. videocodec: libavcodec (1552x784 fourcc=34504d46 [FMP4]) Writing header... ODML: Aspect information not (yet?) available or unspecified, not writing vprp header. Writing header... ODML: Aspect information not (yet?) available or unspecified, not writing vprp header. Pos: 9.0s 9f (100%) 0.00fps Trem: 0min 0mb A-V:0.000 [81:0] Flushing video frames. Writing index... Writing header... ODML: Aspect information not (yet?) available or unspecified, not writing vprp header. Video stream: 81.949 kbit/s (10243 B/s) size: 92193 bytes 9.000 secs 9 frames And the file "output.avi" only shows one image for 9 seconds. Any idea about this problem? Regards Gustavo Rojas