[gst-devel] A/V sync and stutter issue

jayasena s jaisena at yahoo.com
Thu Sep 17 17:52:02 CEST 2009

Hi Tim,
 Thanks for the suggestion. I looked into the QOS events and  also found a way to send the event upstream using GST_EVENT_CUSTOM_UPSTREAM.

--- On Thu, 9/17/09, Tim-Philipp Müller <t.i.m at zen.co.uk> wrote:

From: Tim-Philipp Müller <t.i.m at zen.co.uk>
Subject: Re: [gst-devel] A/V sync and stutter issue
To: gstreamer-devel at lists.sourceforge.net
Date: Thursday, September 17, 2009, 10:41 AM

On Sat, 2009-09-12 at 12:05 -0700, jayasena s wrote:

> Also, Would like to know,   When a buffer with decoded frame is sent
> using gst_pad_push() to downstream to the xvimagesink , is there any
> event notification sent back with gst_pad_push()  to the upstream
> elements, when the frame gets rendered at xvimagesink. If not with
> gst_pad_push(), is there any other API which can be used to send
> notification to the upstream element, after frame is rendered to the
> display from the xvimagesink.

A QoS event is usually sent upstream whenever a frame is rendered. Not
sure how that helps you here though.


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