yes there is a solution to install AA apps without publishing them in the playstore. It's quite easy look here : https://pixplicity.com/setting-install-vendor-debug-app/
I tested it myself.
good news today : cross compilation worked fine so now I have the PI binary fully compiled. And I can even build a complete system for Raspberry PI using the buildroot toolchain. Now I have to change few lines of code to enable the OMX...
I started to work on it. but I started from scratch for 2 reasons :
1/ I want to understand how the protocol works, it's important because there is no documentation available.
2/ The dev approach is very different : it's mainly based on libusb...
Here is the latest image : https://drive.google.com/open?id=0B4clr3Un0RJTcGJSRlpVNmxaOVk
Just enter root as username and then run rpiauto
If you get errors when starting rpiauto please report...
Once rpiauto is initialized you can connect your sma...
I understood what was going wrong with USB... Short story : the data drop was because I guess USB buffers are smaller in the Raspberry PI (and the cpu is slower) so I had to say to USB driver to prepare many receive transfers in advance to ...