X-Git-Url: http://git.harvie.cz/?a=blobdiff_plain;f=c%2Fgoertzel%2Fgoertzel.c;h=3dd5885abaab28df219d368f244a6ffcfe01bc4c;hb=f5c8b03d78139ab03ce177e4e311f16fc5123a46;hp=a26975023f6858367a813670f89d4f2bfc865388;hpb=f1a48c15ae9a0c44ea229911a7523b35d13a0e48;p=mirrors%2FPrograms.git

diff --git a/c/goertzel/goertzel.c b/c/goertzel/goertzel.c
index a269750..3dd5885 100644
--- a/c/goertzel/goertzel.c
+++ b/c/goertzel/goertzel.c
@@ -82,7 +82,7 @@ int main(int argc, char ** argv) {
 	int freqs[argc+1]; freqs[0]=-1;
 
 	int opt;
-	while ((opt = getopt(argc, argv, "?r:s:f:t:iqna")) != -1) {
+	while ((opt = getopt(argc, argv, "?d:r:s:f:t:iqna")) != -1) {
 		switch (opt) {
 			case 'r':
 				samplerate = atoi(optarg);
@@ -90,6 +90,9 @@ int main(int argc, char ** argv) {
 			case 's':
 				samplecount = atoi(optarg);
 				break;
+			case 'd':
+				samplecount = samplerate/atoi(optarg);
+				break;
 			case 'f':
 				addfreq(freqs, atoi(optarg));
 				break;