X-Git-Url: https://hackdaworld.org/gitweb/?p=sound-tools%2Fhdrec.git;a=blobdiff_plain;f=make_raw.c;fp=make_raw.c;h=6d34f99d0d8d852269821c594c21269e8b939f71;hp=0000000000000000000000000000000000000000;hb=ccff379135e4edb378365575a91c2524b05b0144;hpb=10957fd9492f1a6ddd041f69b45e28f9ae8895bf

diff --git a/make_raw.c b/make_raw.c
new file mode 100644
index 0000000..6d34f99
--- /dev/null
+++ b/make_raw.c
@@ -0,0 +1,22 @@
+#include <stdio.h>
+#include <math.h>
+#include <unistd.h>
+
+/* produce an a + 1st and 3rd "oberschwingung" as a raw file for 44100 sr */
+
+int main() {
+
+	int i;
+	short m;
+
+	for(i=0;i<100000;i++) {
+		m=0.2*0x7fff*sin(2.0*M_PI*((double)i*440/44100));
+		m+=0.4*0x7fff*sin(4.0*M_PI*((double)i*440/44100));
+		m+=0.3*0x7fff*sin(8.0*M_PI*((double)i*440/44100));
+		write(1,&m,2);
+		write(1,&m,2);
+	}
+
+	return 1;
+}
+