[MPlayer-users] Bug Report: MEncoder - Missing Frames encodingH.263(+)

Wiese, Hendrik hendrik.wiese at siemens.com
Tue Jun 13 11:00:30 CEST 2006


Did anybody read this? Is it already solved? Or was it my mistake?


> Mplayer & MEncoder CVS 20060511:
>  
> Linux ISTS 2.6.14.1-ILX-5.0.70-DPN-TEST #23 SMP PREEMPT Thu Mar 2
12:32:21
> CET 2006 i586 GenuineIntel unknown GNU/Linux
> 
> -rwxrwxrwx  1 root root 1397168 Jul 26  2004 /lib/libc-2.3.3.so
> -rwxrw-rw-  1 root root 1397168 Jul 26  2004 /lib/libc.so.6
> 
> Reading specs from /usr/lib/gcc-lib/i586-pc-linux-gnu/3.3.3/specs
> Configured with: ../gcc-3.3.3/configure --prefix=/usr --enable-shared
> --enable-threads=posix --enable-__cxa_atexit --enable-clocale=gnu
> --enable-languages=c,c++
> Thread model: posix
> gcc version 3.3.3
> 
> GNU ld version 2.14 20030612
> 
> GNU assembler version 2.14 (i586-pc-linux-gnu) using BFD version 2.14
> 20030612
> 
> processor       : 0
> vendor_id       : GenuineIntel
> cpu family      : 15
> model           : 1
> model name      : Intel(R) Pentium(R) 4 CPU 1.70GHz
> stepping        : 2
> cpu MHz         : 1695.527
> cache size      : 256 KB
> fdiv_bug        : no
> hlt_bug         : no
> f00f_bug        : no
> coma_bug        : no
> fpu             : yes
> fpu_exception   : yes
> cpuid level     : 2
> wp              : yes
> flags           : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge
mca
> cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm
> bogomips        : 3393.06
> 
> Please download http://www.syncro-community.de/downloads/foreman.zip
(7MB,
> 11MB uncompressed AVI file inside) for this test!
>  
> By using
>  
> bash# mencoder -ovc lavc -lavcopts vbitrate=128000:vcodec=h263p
foreman.avi
> -of rawvideo -o foreman.h263
>  
> and redecoding the stream with
>  
> bash# mencoder -ovc raw foreman.h263 -o foreman-new.avi
>  
> there are several frames missing at the end.
>  
> Outputs
> -----------
>  
> Encoding:
>  
> .
> .
> .
> Pos:  10.0s    150f (99%)  0.00fps Trem:   0min   0mb  A-V:0.000
[158:0]
> Flushing video frames
>  
> Video stream:  158.260 kbit/s  (19782 B/s)  size: 197825 bytes  10.000
secs
> 150 frames
> ---------
>  
> Decoding:
>  
> .
> .
> .
> VDec: vo config request - 176 x 144 (preferred colorspace: Planar
YV12)
> VDec: using Planar YV12 as output csp (no 0)
> Movie-Aspect is 1.33:1 - prescaling to correct movie aspect.
> Writing header...
> ODML: vprp aspect is 4:3.
> Writing header...
> ODML: vprp aspect is 4:3.
> Pos:   9.9s    149f (99%)  0.00fps Trem:   0min   5mb  A-V:0.000
[4561:0]
> Flushing video frames
> Writing index...
> Writing header...
> ODML: vprp aspect is 4:3.
> 
>  
> Video stream: 4561.920 kbit/s  (570240 B/s)  size: 5664384 bytes
9.933 secs
> 149 frames
>  
> -----------------------
>  
> See there's 1 frame missing (encoding 150frames, 10.0secs - decoding
149
> frames, 9.933secs)
> 
> Other bitrates result in more missing frames. Try 64000 for example!
Or
> incredibly low bitrate of 4! 
> 
> Is it my mistake or is this a bug in mencoder?
> 
> 
> Thanks
> H.Wiese
> 



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