Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>
---
libavradio/sdrdemux.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/libavradio/sdrdemux.c b/libavradio/sdrdemux.c
index 3bb5a69cf1..1f2d778978 100644
--- a/libavradio/sdrdemux.c
+++ b/libavradio/sdrdemux.c
@@ -61,6 +61,9 @@
#define FREQ_BITS 22
#define TIMEBASE ((48000ll / 128) << FREQ_BITS)
+#define AM_FREQ_TOLERANCE 5
+#define FM_FREQ_TOLERANCE 500
+
#define STATION_TIMEOUT 100 ///< The number of frames after which a station is
removed if it was not detected
#define CANDIDATE_STATION_TIMEOUT 4
@@ -248,7 +251,7 @@ static int create_station(SDRContext *sdr, Station
*candidate_station) {
nb_candidate_match += candidate_station->nb_frequency - 1;
for (i=0; i<nb_stations; i++) {
- int freq_precission = modulation == AM ? 5 : 500;
+ int freq_precission = modulation == AM ? AM_FREQ_TOLERANCE :
FM_FREQ_TOLERANCE;
Station *s = station_list[i];
double delta = fabs(s->frequency - freq);
@@ -383,7 +386,7 @@ static int create_candidate_station(SDRContext *sdr, enum
Modulation modulation,
void *tmp;
struct AVTreeNode *next = NULL;
Station *station_list[1000];
- double snapdistance = modulation == AM ? 5 : 500;
+ double snapdistance = modulation == AM ? AM_FREQ_TOLERANCE :
FM_FREQ_TOLERANCE;
int nb_stations = find_stations(sdr, freq, snapdistance, station_list,
FF_ARRAY_ELEMS(station_list));
if (nb_stations) {
--
2.31.1
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