[gst-embedded] List of APIs for Gstreamer

Zhao Liang-E3423C E3423C at motorola.com
Wed Aug 20 00:15:56 PDT 2008


Do you mean you need to share these 3 buffers between elements?
 
if that, I think you can override pad bufferallocfunc, but make sure you
are using gst_pad_alloc_buffer, not gst_buffer_new. In bufferallocfunc,
you can manage your buffer allocation, please refer gstpad document and
code.
 
Zhao Liang

________________________________

From: gstreamer-embedded-bounces at lists.sourceforge.net
[mailto:gstreamer-embedded-bounces at lists.sourceforge.net] On Behalf Of
JitendraJain at Emerson.com
Sent: Tuesday, August 19, 2008 11:48 AM
To: ensonic at hora-obscura.de
Cc: gstreamer-embedded at lists.sourceforge.net;
Ketan.Deshpande at Emerson.com
Subject: Re: [gst-embedded] List of APIs for Gstreamer



Hello Stefan, 

 

            Thanks for your reply.

 

 What we mean by live buffer management is...the video driver keeps
playing between 3 buffers and it manages them depending on which one has
been claimed or not. 

 

So when we are doing some 

 

Live capture --> Video Encoding --> Putting encoded data in some
container (using gstreamer) 

 

 

Does gstreamer also have some method to do that kind of 3 buffers
management? As we are not sure if the Encoder will give buffers
continuously or may hold one buffer for creating P frames

 

Regards,

Jitendra

 

-----Original Message-----
From: Stefan Kost [mailto:ensonic at hora-obscura.de] 
Sent: Tuesday, August 19, 2008 2:08 AM
To: Jain, Jitendra [PROTOOL/RTC/INPU]
Cc: gstreamer-embedded at lists.sourceforge.net; Deshpande, Ketan
[PROTOOL/ETC/INPU]
Subject: Re: [gst-embedded] List of APIs for Gstreamer

 

JitendraJain at Emerson.com schrieb:

> 

> Hello Everybody,

> 

>   I am a newbie to gstreamer and would like to know if there is some 

> kind of API guide for the gstreamer.

Yes. I am sure you can find the documentation link on gstreamers
homepage.

 

> 

>   Also can we do some live video recording with gstreamer???

Yes.

> Does it support live video buffer management???

 

What do you mean by that?

 

Stefan

> 

>   Where should i be looking at for that help?

> 

>   Thanks for help in advance.

> 

> Regards,

> Jitendra

> 

> 

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