[MPlayer-users] Re: Problem with 2-pass encoding.

[Rémi Guyomarch]

On Tue, Apr 15, 2003 at 11:32:55AM -0400, rbtq7ol02 at sneakemail.com wrote:
> [Automatic answer: RTFM (read DOCS, FAQ), also read DOCS/bugreports.html]
> > Can you send (gzipped) the first 100 lines or so of the
> > "divx2pass.log" file produced by the 2nd pass ?
> 
> Not sure if you meant to you or the list, and not sure if the list
> takes attachments, so I put it online.  It compressed quite well,
> the entire divx2pass.log came to about 150KB, I put it at
> http://chshrcat.homelinux.net/divx2pass.log.gz
> 
> I was sort of suspicious about the log as well, I'm not sure if all
> lines are supposed to be identical in format, if they are then it
> does look like some are not correct.  It's a very delicate problem,
> the last time that this happened, making slight changes in the
> filters used or selecting a different scaler would fix it.  When I
> have a little time, I will try to see if a smaller part of the
> original file can be used to reproduce this error.

Are you sure you're not launching *TWO* (or more) mencoders at the
same time on pass 1 ? Or your compiler is completely fsck'ed up.
The folowing lines are complete non-sens.
(and yes, divx2pass.log is complete garbage)

SwScaler: reducing / aligning filtersize 21 -> 10

SwScaler: Bicubic spline scaler, from Planar YV12 to Planar YV12 using MMX2
videocodec: libavcodec (480x480 fourcc=58564944 [DIVX])
Pos: 543.4s  15759f (22%)  37fps Trem:  24min 635mb  A-V:0.034 [821:1411]]
Writing AVI index...
Fixing AVI header...

Video stream:  821.435 kbit/s  (102679 bps)  size: 55797398 bytes
543.414 secs  15759 frames

62      2223    497952  81693   6.09541:1
Pos:1157.8s  33578f (48%)  34fps Trem:  17min 681mb  A-V:0.000 [980:1411]
1 duplicate frame(s)!
Pos:1157.8s  33579f (48%)  34fps Trem:  17min 681mb  A-V:0.000 [980:1411]
1 duplicate frame(s)!
Pos:1157.8s  33580f (48%)  34fps Trem:  17min 681mb  A-V:0.000 [980:1411]
1 duplicate frame(s)!
Pos:1157.9s  33581f (48%)  34fps Trem:  17min 681mb  A-V:0.000 [980:1411]
...
VDec: vo config request - 480 x 480 (preferred csp: Planar YV12)991:1411]
VDec: using Planar YV12 as output csp (no 0)
Movie-Aspect is 1.00:1 - prescaling to correct movie aspect.
videocodec: libavcodec (480x480 fourcc=58564944 [DIVX])
VDec: vo config request - 480 x 480 (preferred csp: Planar YV12)994:1411]
VDec: using Planar YV12 as output csp (no 0)
Movie-Aspect is 1.33:1 - prescaling to correct movie aspect.
videocodec: libavcodec (480x480 fourcc=58564944 [DIVX])
VDec: vo config request - 480 x 480 (preferred csp: Planar YV12)1002:1411]]
VDec: using Planar YV12 as output csp (no 0)
Movie-Aspect is 1.00:1 - prescaling to correct movie aspect.
videocodec: libavcodec (480x480 fourcc=58564944 [DIVX])
...

-- 
Rémi