GB4bt             576 transcode.c    	  case GB4bt:
GB4bt              49 transcode_data.h #define g4(b0,b1,b2,b3) (PType(((((unsigned char)(b0))<<8)|(((unsigned char)(b2))<<16)|((((unsigned char)(b1))&0x0f)<<24)|((((unsigned char)(b3))&0x0f)<<28)|GB4bt)&0xffffffffU))