Improved output format possibilities

[mirrors/Programs.git] / c / goertzel / goertzel.c

diff --git a/c/goertzel/goertzel.c b/c/goertzel/goertzel.c
index 96458a5b83c7cc2cacf5bd4536276df77c17221c..95e30992663201fe3b2f4f4cf50b25a02b9c03e3 100644 (file)
--- a/c/goertzel/goertzel.c
+++ b/c/goertzel/goertzel.c
@@ -70,7 +70,11 @@ void print_help(char ** argv) {
                "\t-f <freq>\tAdd frequency in Hz to detect (use multiple times, if no added 440 Hz will be...)\n"
                "\n"
                "\t-t <treshold>\tSet treshold (used to hide magnitudes lower than treshold) (defaults -1)\n"
-               "\t-n\t\tPrint integers rather than floats\n"
+               "\t-n <format>\tSet output format\n"
+               "\t\tf: float (default)\n"
+               "\t\ti: integer\n"
+               "\t\tb: binary (0|1)\n"
+               "\t\tB: Boolean (false|true)\n"
                "\t-l\t\tDo not repeat values while still over treshold\n"
                "\t-b\t\tDo not print first value that will fall under treshold\n"
                "\t-q\t\tQuiet mode: print only values\n"
@@ -107,12 +111,12 @@ int main(int argc, char ** argv) {
        int treshold = -1;
        char noreturn = 0;
        char repeat = 1;
-       char integers=0;
+       char format=0;
        char verbose=1;
        int freqs[argc+1]; freqs[0]=-1;
 
        int opt;
-       while ((opt = getopt(argc, argv, "?i:o:a:r:c:d:f:t:nlbq")) != -1) {
+       while ((opt = getopt(argc, argv, "?i:o:a:r:c:d:f:t:n:lbq")) != -1) {
                switch (opt) {
                        case 'i':
                                freopen(optarg, "r", stdin);
@@ -139,7 +143,7 @@ int main(int argc, char ** argv) {
                                treshold = atoi(optarg);
                                break;
                        case 'n':
-                               integers = 1;
+                               format = optarg[0];
                                break;
                        case 'l':
                                repeat = 0;
@@ -208,10 +212,21 @@ int main(int argc, char ** argv) {
                        printf("%8.2f", position);
                        for(i=0;freqs[i]!=-1;i++) {
                                printf("\t");
-                               if(integers)
-                                       printf("%d",(int)power[i]);
-                               else
-                                       printf("%.4f",power[i]);
+                               switch(format) {
+                                       case 'i':
+                                               printf("%d",(int)power[i]);
+                                               break;
+                                       case 'b':
+                                               printf("%d",power[i]>treshold);
+                                               break;
+                                       case 'B':
+                                               if(power[i]>treshold) printf("true");
+                                                       else printf("false");
+                                               break;
+                                       case 'f':
+                                       default:
+                                               printf("%.4f",power[i]);
+                               }
                        }
                        puts("");
                        fflush(stdout);