[gst-devel] GstBaseDecode class

[Iago Toral Quiroga]

Hi Christian,

sounds interesting, I'll look into your proposal in more detail today
and get back to you again tomorrow to discuss the details.

Iago

El lun, 11-05-2009 a las 16:53 +0100, Christian Fredrik Kalager Schaller
escribió:
> Hi Iago,
> Funny you should send out this email today, as I posted a blog today
> asking if anyone would be interested in writing AMR plugins by pulling
> the AMR library in Android out (details in blog):
> http://blogs.gnome.org/uraeus/2009/05/11/help-for-transmageddon
> 
> This would probably be a good task for you as it would let you just work
> on writing the GStreamer plugins part of the code and it would add
> instantly useful functionality to GStreamer.
> 
> Once you have written these plugins you probably also have a more
> experience and a better idea what would be useful to put into a
> baseclass and thus be better prepared to take on that task if still
> interested.
> 
> Christian
> 
> 
> On Mon, 2009-05-11 at 17:07 +0200, itoral at igalia.com wrote:
> > Hi all,
> > 
> > I have been developing software on top of gstreamer for some time and now
> > I would like to get a bit more close to its internals. With that in mind I
> > started reading the plugin developer guide and implemented a few audio and
> > video transform plugins to play around with the main concepts.
> > 
> > Lately I've been looking for something that would let me learn more and at
> > the same time be helpful to the project, and I found a page with some
> > tasks here:
> > 
> > http://gstreamer.freedesktop.org/wiki/TaskList
> > 
> > I think writing base classes would let me achieve both targets, on one
> > hand, one has to read an understand how other plugins of a certain type
> > work in order to create a base class for them, and on the other hand,
> > having base classes would be obviously useful.
> > 
> > Even though I have no experience whatsoever writing source/sink/codec
> > plugins, I would like to propose myself to work on this. Actually, out of
> > curiosity, I started looking at the code of the mpeg2, ac3 and mad
> > decoders and wrote a base class for a decoder based on these. Of course,
> > this is far from being anything else than some preliminary code, I have no
> > experience whatsoever in writing decoder plugins, so I am sure that I am
> > missing many things, but I think it could be a good start.
> > 
> > I see for example that work on GstBaseParse has already started using a
> > bug in bugzilla to track the implementation so I wonder if work on other
> > base classes should be done in the same way.
> > 
> > Also, since I'm quite new to writing gstreamer plugins and have no
> > experience writing decoder plugins in particular, I can probably do little
> > more than just refactoring common code from other decoders, (which is
> > basically what I've done so far). However, looking at other base classes,
> > it seems that they actually do more stuff than just refactoring common
> > code from other plugins, and I guess the same should be done in any other
> > base class. I hope I can get help with that from more experienced people,
> > since that is something that goes beyond my current skills, and without
> > that I guess a GstBaseDecode would not be all that useful.
> > 
> > I am looking forward to get feedback from you to know how I should
> > continue with this work or if you think I should invest my effort in some
> > other task more appropriate for  my current skills.
> > 
> > Iago
> > 
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