[gst-embedded] whats the problem here????

Stefan Kost ensonic at hora-obscura.de
Sat Nov 8 06:20:30 PST 2008


hi,

v4l2src/v4lsrc are derived from GstPushSrc - they are live soruces. That is they
do gst_pad_push to send buffers. Imho you can't run the in pull mode.

Stefan

Raghavendra schrieb:
> Hi all,
> 
> Please tell me what wrong in this …………….??? In this gst_pad_pull_range
> function is getting stuck ……..
> 
> Help me ………..
> 
>  
> 
> Gst_get_buffer ()
> 
> {
> 
>  
> 
>             Pstpipeline = gst_pipeline_new (“captuer”);
> 
>            
> 
>             Pstsrc = Gst_element_factory_make (“v4lsrc”, );
> 
>            
> 
> Pstsink = Gst_element_factory_make (“fakesink”, );
> 
>  
> 
>             Pstpad = gst_element_get_pad ( pstsink, “sink”);
> 
>             Gst_pad_activate_pull ( pstpad, TRUE );
> 
>            
> 
>             Gst_bin_add_many (GST_BIN(pstpipeline), pstsrc, pstsink, NULL);
> 
>  
> 
>             Gst_element_link_many ( pstsrc, pstsink, NULL);
> 
>  
> 
>             Pst_element_set_state ( pstpipeline, GST_STATE_PLAYING);
> 
>  
> 
>             Gst_pad_pull_range ( pstpad, 0, 4086, &pstbuffer );
> 
>            
> 
>  
> 
>             Return 1;
> 
> }
> 
>  
> 
>  
> 
> Thank you,
> 
> Ragh …………..
> 
> 
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