full command line and console output please?
does it work with ffmpeg same options?


On Wed, Aug 6, 2014 at 4:55 AM, 明义 <[email protected]> wrote:

> hello ! I met a problem.
> use the following command line for video preview
>
>  ffplay.exe -framerate 5 -video_size 320x240 -pixel_format 0 -f dshow -i
> video="Logitech QuickCam Pro 4000":audio="USB Audio Device"
>
> I find "framerate 5" doesn't work, Video acquisition is according to about
> 20 frames per second to run
>
> How can i solve this problem?
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>
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