issues in typefind with HTTP

Tim Müller tim at centricular.com
Sat Dec 7 04:58:30 PST 2013


On Sat, 2013-12-07 at 14:37 +0530, satish kumar wrote:

Hi,

> I am facing some issues with http streaming case, for some streams, I
> have observed that sometimes only audio is heard, video is not shown.
> sometimes both video and audio are seen well. This I have seen for
> mpg/mpeg files.
> 
> 
> I am using 0.10.36 version and using playbin2 for the application.
> 
> On analysis, i have found that the issue comes from typefind elements.
> 
> 
> for only audio case, some data is used for analysis, then it detects
> audio/mpeg format  which further creates audio only pipeline. (data
> size greater than 2kb but less than video case below).
> 
> 
> for the cases of audio/video, httpsrc gives in first iteration some
> data to typefind which is less that 2kb( min limit in typefind) then
> it asks for more data, then in next iteration gives more data which is
> sufficient to detect the video format (video/mpeg) then both
> audio/video pipelines are created.( good case).
> 
> 
> Has anybody faced such issue?

Yes, that sounds familiar, but I believe it's fixed in 1.x.

Could you re-test with git master and see if you can still reproduce the
problem with that? If yes, then please file a bug. Thanks!

 Cheers
  -Tim

-- 
Tim Müller, Centricular Ltd - http://www.centricular.com






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