[MEncoder-users] Running MEncoder from a PHP script

[Phil Ehrens]

Hey, I remember seeing this same post a few months ago! I thought
that it was determined that the problem was to do with permissions
and/or io? Some channel could not be written due to improper wrapping
or security issues.

Trent E DiRenna wrote:
> I'm currently working on a project to splice together a number of JPEG 
> images into an AVI movie file, using MEncoder; this is to be run from a 
> PHP web script.  The command line I'm using for this is as follows:
> 
> /usr/local/bin/mencoder mf://*.jpg -quiet -mf fps=5:type=jpg -ovc lavc 
> -lavcopts vcodec=wmv2 -o phpwmv.avi
> 
> When I run this from the command line (in the directory where the Jpegs 
> are located), it works fine and creates the AVI file.  However, when I 
> use a PHP shell_exec() to run this (after first using chdir() to change 
> working directories), no output file is created, and I get the following 
> output text (also with system() and exec() ):
> 
> MEncoder 1.0pre7try2-3.4.4 (C) 2000-2005 MPlayer Team
> CPU: Intel Pentium III Katmai/Pentium III Xeon Tanner (Family: 6, Stepping: 
> 3)
> Detected cache-line size is 32 bytes
> CPUflags: Type: 6 MMX: 1 MMX2: 1 3DNow: 0 3DNow2: 0 SSE: 1 SSE2: 0
> Compiled for x86 CPU with extensions: MMX MMX2 SSE
> 
> success: format: 16  data: 0x0 - 0x0
> [demuxer] mf support.
> [mf] search expr: *.jpg
> [mf] number of files: 263 (1052)
> VIDEO:  [IJPG]  0x0  24bpp  5.000 fps    0.0 kbps ( 0.0 kbyte/s)
> [V] filefmt:16  fourcc:0x47504A49  size:0x0  fps: 5.00  ftime:=0.2000
> 
> Exiting...
> 
> 
> 
> When I run from the command line, I get the actual running encoding line 
> instead of "Exiting".  It looks like it's finding the files here, but 
> then just shutting down.  Does MEncoder require a special setting to run 
> from a web script, or is there just something I'm missing?  Thanks in 
> advance for your answers.
> 
> Trent Di Renna
> 
> _______________________________________________
> MEncoder-users mailing list
> MEncoder-users at mplayerhq.hu
> http://mplayerhq.hu/mailman/listinfo/mencoder-users
> 

-- 
Phil Ehrens <phil at slug.org>      | Fun stuff:
The SilverLake Linux Users Group | http://www.ralphmag.org
3428 Winslow Drive               | http://www.yellow5.com
Silverlake, CA 90026             | http://www.slug.org