Add ts_packet_set_not_scrambled()

tsfuncs.c

 	return ts_packet_get_scrambled(ts_packet) > 1;
 }
 
-void ts_packet_set_scrambled(uint8_t *ts_packet, enum ts_scrambled_type stype) {
+inline void ts_packet_set_not_scrambled(uint8_t *ts_packet) {
 	ts_packet[3] = ts_packet[3] &~ 0xc0; // Mask top two bits (11xxxxxx)
+}
+
+void ts_packet_set_scrambled(uint8_t *ts_packet, enum ts_scrambled_type stype) {
+	ts_packet_set_not_scrambled(ts_packet);
 	if (stype == scrambled_with_even_key)
 		ts_packet[3] |= 2 << 6;
 	if (stype == scrambled_with_odd_key)

tsfuncs.h

 
 int             ts_packet_is_scrambled(uint8_t *ts_packet);
 int             ts_packet_get_scrambled(uint8_t *ts_packet);
+void            ts_packet_set_not_scrambled(uint8_t *ts_packet);
 void            ts_packet_set_scrambled(uint8_t *ts_packet, enum ts_scrambled_type stype);
 
 int				ts_packet_has_pcr		(uint8_t *ts_packet);