[MEncoder-users] Want a sample command to convert files to FLV

[howard chen]

On 8/14/06, howard chen <howachen at gmail.com> wrote:
> On 8/14/06, RC <rcooley at spamcop.net> wrote:
> > On Sun, 13 Aug 2006 16:05:29 +0800
> > "howard chen" <howachen at gmail.com> wrote:
> >
> > > is it safe to use "-mc 0" in all the conversion ?
> >
> > Nope.
> >
> > > another choice I found is to get the correct framerate first, and
> > > encode using this as the "ofps", is this choice better than using "-mc
> > > 0" if I need to handle various files with unknown framerate?
> >
> > You only need to detect the framerate before-hand with WMV files to
> > begin with.  I don't think any other (common) format uses variable fps.
> >
>
> sorry, i am not clear what you say. Is that mean I only need to check
> the fps of wmv files for the "ofps" option, for other file, e.g. mov
> or 3gp, I can use a fixed "ofps"
>
> > > is it possible to get the FR faster?
> >
> > -nosound -speed 100 will probably help.
>
> if used -nosound, i can't get the average fps, e.g
>
>
> ID_FILENAME=d:\Temp\2.wmv
> ID_DEMUXER=asf
> ID_VIDEO_FORMAT=WMV2
> ID_VIDEO_BITRATE=0
> ID_VIDEO_WIDTH=320
> ID_VIDEO_HEIGHT=240
> ID_VIDEO_FPS=1000.000
> ID_VIDEO_ASPECT=0.0000
> ID_AUDIO_CODEC=ffwmav2
> ID_AUDIO_FORMAT=353
> ID_AUDIO_BITRATE=64032
> ID_AUDIO_RATE=48000
> ID_AUDIO_NCH=2
> ID_LENGTH=37.00
>
> BENCHMARKs: VC:   1.954s VO:   0.000s A:   0.000s Sys:   0.062s =    2.016s
> BENCHMARK%: VC: 96.9246% VO:  0.0000% A:  0.0000% Sys:  3.0754% = 100.0000%
>
> Otherwise, i can get
>
> BENCHMARKs: VC:   0.092s VO:   0.000s A:   0.032s Sys:  33.595s =   33.719s
> BENCHMARK%: VC:  0.2728% VO:  0.0000% A:  0.0949% Sys: 99.6323% = 100.0000%
> BENCHMARKn: disp: 502 (14.89 fps)  drop: 3 (0%)  total: 505 (14.98 fps)
>
> i.e. 15 fps
>
> Thanks.
>