Hi! Here's a code I found on the Internet (credits go to giantpune):
CODE//super complicated channel loader- giantpune
#include
#include
//#include
#include
#define TITLE_ID(x,y) (((u64)(x) viTVMode&VI_NON_INTERLACE) VIDEO_WaitVSync();
//if you want to put a splash screen, put it here, but...