1 files changed, 59 insertions, 0 deletions
diff --git a/test/amrnb-enc-sine.c b/test/amrnb-enc-sine.c
new file mode 100644
index 0000000..51c04b2
--- /dev/null
+++ b/test/amrnb-enc-sine.c
@@ -0,0 +1,59 @@
+/* ------------------------------------------------------------------
+ * Copyright (C) 2009 Martin Storsjo
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
+ * express or implied.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ * -------------------------------------------------------------------
+ */
+
+#include <stdio.h>
+#include <stdint.h>
+#include <math.h>
+#include <interf_enc.h>
+
+int main(int argc, char *argv[]) {
+	int i, j;
+	void* amr;
+	FILE* out;
+	int sample_pos = 0;
+
+	if (argc < 2) {
+		fprintf(stderr, "%s out.amr\n", argv[0]);
+		return 1;
+	}
+
+	amr = Encoder_Interface_init(0);
+	out = fopen(argv[1], "wb");
+	if (!out) {
+		perror(argv[1]);
+		return 1;
+	}
+
+	fwrite("#!AMR\n", 1, 6, out);
+	for (i = 0; i < 1000; i++) {
+		short buf[160];
+		uint8_t outbuf[500];
+		int n;
+		for (j = 0; j < 160; j++) {
+			buf[j] = 32767*sin(440*2*3.141592654*sample_pos/8000);
+			sample_pos++;
+		}
+		n = Encoder_Interface_Encode(amr, MR475, buf, outbuf, 0);
+		fwrite(outbuf, 1, n, out);
+	}
+	fclose(out);
+	Encoder_Interface_exit(amr);
+
+	return 0;
+}
+