Problem with GStreamer-1.0 on Android with Qt/C++ ... most elements are NULL

[Nicolas Dufresne]

Le mercredi 08 juillet 2015 à 09:24 -0700, Liru7 a écrit :
> GstElement* fakesrc = gst_element_factory_make("fakesrc", NULL);
> ...
> GstElement* src = gst_element_factory_make("videotestsrc", "src");
> ...
> GstElement* sink = gst_element_factory_make("xvimagesink", "sink");

This one won't work on Android anyway.

> ...
> GstElement *pipe = gst_parse_launch(...);
> 
> A few weeks ago I thought the reason of this behaviour is because I 
> don't
> initilize with gst_android_init(...). But today it still doesn't 
> work? All
> the elements seem to be NULL...
> But curiously the following seems to work:

When you built GStreamer using the Android Makefile, you need to select
each plugins you want to include as we use a static build on Android.
Maybe you forgot that part ? Also, make sure the generated init
function do initialize the plugins.

Nicolas
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