Is there any sample gtk based application written in C for playing Audio/Video files in IMX35 board.
You can try to use:
http://gstreamer.freedesktop.org/src/gst-player/
It's a simple gstreamer player that uses GTK.
Rgds,
Rogerio
I don´t know any sample code but this http://www.imxdev.org/wiki/index.php?title=All_Board_Creating_App_Video
It´s not based on GTK, but I think GTK can work with gstreamer, can´t it?