Memory leak only on Windows

Mailing List SVR lists at svrinformatica.it
Fri Feb 27 00:38:24 PST 2015


Hi,

I suspect the leak is related to d3dvideosink, please apply the d3d 
related commits  you can see here:

http://cgit.freedesktop.org/gstreamer/gst-plugins-bad/log/?h=1.4

and report back is the leak is gone,

thanks
Nicola

Il 27/02/2015 09:21, Nikos Chantziaras ha scritto:
> Hello.
>
> Is anyone aware of any memory leaks with video on Windows? I had a 
> memory leak previously, but that was my own fault (I was doing a 
> gst_buffer_map() and forgot to gst_buffer_unmap() afterwards.)
>
> On Linux, there is no leak. On Windows however, memory usage piles up 
> and up and up as videos play. This happens even with the simplest 
> "hello world" way of playing a video; creating a playbin, load a video 
> from a file and play it.
>
> The only "non-standard" things are the use of a statically built 
> gstreamer (with static plugins-base, plugins-good, plugins-bad [for 
> d3dvideosink] and gst-libav [for video decoding]) cross-compiled from 
> Linux to Windows with a MinGW-w64 cross-compiler (32-bit builds).
>
> The only plugins needed are registered before use:
>
>   GST_PLUGIN_STATIC_REGISTER(app);
>   GST_PLUGIN_STATIC_REGISTER(avi);
>   GST_PLUGIN_STATIC_REGISTER(coreelements);
>   GST_PLUGIN_STATIC_REGISTER(d3dsinkwrapper);
>   GST_PLUGIN_STATIC_REGISTER(libav);
>   GST_PLUGIN_STATIC_REGISTER(opengl);
>   GST_PLUGIN_STATIC_REGISTER(playback);
>   GST_PLUGIN_STATIC_REGISTER(typefindfunctions);
>
> The majority of the work is done by the libav plugin, so no more 
> plugins are needed.
>
> Also, since I'm using Qt, I'm launching a GMainLoop in a GThread for 
> gstreamer to dispatch its events/messages, since on Windows Qt does 
> not utilize glib. However, doing the same on Linux with a Qt built 
> without glib support, does not result in any leaks, so it doesn't look 
> like this has anything to do with it.
>
> I'm using latest official tarballs for everything (1.4.5).
>
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