[FFmpeg-devel] ffplay debug option

[maxime louvel]

I'm not sure I understand, the command should be :

ffplay -debug mb_type myStream.mp4  (to get mb type information)

if that's correct, then I'm gonna report the bug.

or is it

ffplay -debug XXXX myStream.mp4 (XXXXX being a number)

maxime

On Wed, Mar 24, 2010 at 3:38 PM, Michael Niedermayer <michaelni at gmx.at>wrote:

> On Wed, Mar 24, 2010 at 03:30:01PM +0100, maxime louvel wrote:
> > Hi,
> >
> > I haven't found any documentation on the value of the debug option of
> > ffplay.
> > I've tried a lot of values and got some results :)
> >
> > like :
> > ffplay -debug 2  tractor_S3.mp4
> > ffplay -debug 10 tractor_S3.mp4
> > ffplay -debug 1111112 tractor_S3.mp4
> > ffplay -debug 1111111 tractor_S3.mp4
> >
> > But is there any place I could find this information ?
>
> ffmpeg --help | grep -A20 -- -debug
> ...
> -debug             <flags> EDVAS print specific debug info
>   pict                    .DV.. picture info
>   rc                      E.V.. rate control
>   bitstream               .DV..
>   mb_type                 .DV.. macroblock (MB) type
>   qp                      .DV.. per-block quantization parameter (QP)
>   mv                      .DV.. motion vector
>   dct_coeff               .DV..
>   skip                    .DV..
>   startcode               .DV..
>   pts                     .DV..
>   er                      .DV.. error recognition
>   mmco                    .DV.. memory management control operations
> (H.264)
>   bugs                    .DV..
>   vis_qp                  .DV.. visualize quantization parameter (QP),
> lower QP are tinted greener
>   vis_mb_type             .DV.. visualize block types
>   buffers                 .DV.. picture buffer allocations
>
> if thes estrings dont work its a bug that should be reported
>
> and wrong list
>
> [...]
>
> --
> Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
>
> Observe your enemies, for they first find out your faults. -- Antisthenes
>
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-- 
Maxime Louvel
+33 6 85 91 05 30
3 rue charreton
38000 Grenoble
France