Collecting Video From Camera

[Stefan Sauer]

On 04/12/2012 03:33 AM, Rafael Guerra wrote:
>
> I am currently collecting video from an IP camera and have a couple of
> questions that
>
> Hopefully someone can help me with.
>
>  
>
> Fist here is the command that I am currently using to collect :
>
>  
>
> gst-launch souphttpsrc
> location=http://guest:@96.57.244.98/videostream.cgi num-buffers=76000
> ! multipartdemux ! jpegdec ! videorate ! video/x-raw-yuv,framerate=5/1
> ! ffmpegcolorspace ! x264enc ! flvmux ! filesink
> location=/home/lanline/windows/videos/96.57.244.98_video.flv
>
>  
>
> This is working but I have a couple of questions and issues :
>
>  
>
> 1)      The time collected is not uniform. By using number of buffers
> the play time of the file is not uniform, I believe because the speed
> and number of
>
> frames does not remain constant. I would like to have the collection
> stop after 9 minutes no matter how many frames have been collected.
>
> Is there a way to do this ?
>
Yes, by writing an application.
>
>  
>
> 2)      Above I am creating a .flv file and I would like to change it
> to a .mov file that would play on an ipad. Which from what I have read
> is only h256 .mov files.
>
> Any input on this would be appreciated ?
>
The video-code is called h264. You will need to transmux the video. Or
swap flvmux with qtmux.
>
>  
>
> 3)      I am not sure why the file that I generate is very large. For
> example a 9 minute flv file is around 110 megs. This seams large to me.
>
> Is this the expected size ? I am running the software on a FreeBSD
> server.
>
It is not the FreeBSD servers fault. You did not say anything about the
resolution you use and you don't specify any custom setting on the encoder.

Stefan
>
>  
>
> Any feedback would be greatly appreciated.
>
>  
>
> Rafael Guerra
>
>  
>
>  
>
>  
>
>
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