[gst-devel] How with help of filesrc i can read first 2000 bytes of a file ?

Edward Hervey bilboed at gmail.com
Mon Nov 24 12:27:07 CET 2008


On Mon, 2008-11-24 at 16:41 +0530, Gnanasekar wrote:
> hi bisht,
> 
>           I found that mad plug-in also using libmad for decoding
> operation.libmad wants whole  block of data for decoding right ? thats
> why am expecting so ? I donno exactly whether mad uses libmad as i
> presumed !! 
>           How mad uses libmad ? can you pls tell me ?

  The source code of the mad plugin should show you how it uses libmad.

    Edward

> sudarshan bisht wrote: 
> >  
> > Hi Gnanasekar   , 
> >            If you want to read whole amount of data then there is
> > no benefit of using Gstreamer plugin , you can write a file based
> > application and use  fread  to read full file . Gstreamer is a
> > Multimedia framework which is designed to support streaming
> > feature .  And if you are not reading input file block by block then
> > you are not utilizing Gstreamer's  streaming  feature efficiently ,
> > and unnecessary increase memory usages and slowing down the
> > processing  .   
> >  
> > 
> > 
> >  
> > On 11/24/08, Gnanasekar <sk.gnanasekar at gdatech.co.in> wrote: 
> >         hi,
> >                   I suppose to read whole block of my data from
> >         filesrc. Is there any possibility  that i can make  it
> >         happen here .... 
> >         
> >         sudarshan bisht wrote: 
> >         > Hi , 
> >         >       Give "blocksize=2000"  and "num-buffers=1" in
> >         > filesrc properties .  
> >         >      
> >         > 
> >         >  
> >         > On Mon, Nov 24, 2008 at 11:04 AM, Irfan Shaikh
> >         > <irfanshaikh at tataelxsi.co.in> wrote:
> >         >         
> >         >         Hi all,
> >         >         
> >         >                 I want to read only first 2000 bytes from
> >         >         filesrc...can any one please suggest me the
> >         >         pipeline for doing soo ??
> >         >         
> >         >         Thanking you.....
> >         >         Regards,
> >         >         Irfan 
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> >         > 
> >         > -- 
> >         > Regards,
> >         > 
> >         > Sudarshan Bisht
> >         > 
> >         > 
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> > -- 
> > Regards,
> > 
> > Sudarshan Bisht 
> 
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