--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/pcmu2efr/amrefr-out.c	Sun May 12 00:56:42 2024 +0000
@@ -0,0 +1,31 @@
+/*
+ * This program computes 160 possible EFR encoder outputs using AMR-EFR hybrid,
+ * and writes the result out to a gsmx file.
+ */
+
+#include <stdio.h>
+#include <stdint.h>
+#include <stdlib.h>
+
+extern uint8_t amr_efr[160][31];
+
+main(argc, argv)
+	char **argv;
+{
+	FILE *outf;
+
+	if (argc != 2) {
+		fprintf(stderr, "usage: %s gsmx-out-file\n", argv[0]);
+		exit(1);
+	}
+	generate_linear_inputs();
+	generate_amr_efr();
+	outf = fopen(argv[1], "w");
+	if (!outf) {
+		perror(argv[1]);
+		exit(1);
+	}
+	fwrite(amr_efr, 31, 160, outf);
+	fclose(outf);
+	exit(0);
+}