1) Edit custom.makefile 
USE_OPENGL : Enable video render. Only used with Android 

2) Run make

Public functions in "app.h" :

/* Run all process */
extern void appInit();

/* Stop all process */
extern void appDeinit();

/* Indicates the number of currently decoded image */
extern int num_picture_decoded;

/* Current RGB picture buf  */
extern uint16_t picture_buf[];

/* AT cmds functions  */

/* Calibration of the AR.Drone */
void at_set_flat_trim( void );

/* Send directly accelero values */
void at_set_iphone_acceleros( int enable, float32_t fax, float32_t fay, float32_t faz );

/* Update radiogp command */
void at_set_radiogp_input( int32_t pitch, int32_t roll, int32_t gaz, int32_t yaw );

Note: Do not use commands radiogp and accelero at the same time.

/* Takeoff/Landing  */
void at_ui_pad_start_pressed( void );

/* Update texture (only used with GLES library)*/
extern void appRender(long tick, int width, int height);

