1 /* ------------------------------------------------------------------
2 * Copyright (C) 2009 Martin Storsjo
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
13 * express or implied.
14 * See the License for the specific language governing permissions
15 * and limitations under the License.
16 * -------------------------------------------------------------------
17 */
18
19 #include <stdio.h>
20 #include <stdint.h>
21 #include <math.h>
22 #include <interf_enc.h>
23
main(int argc,char * argv[])24 int main(int argc, char *argv[]) {
25 int i, j;
26 void* amr;
27 FILE* out;
28 int sample_pos = 0;
29
30 if (argc < 2) {
31 fprintf(stderr, "%s out.amr\n", argv[0]);
32 return 1;
33 }
34
35 amr = Encoder_Interface_init(0);
36 out = fopen(argv[1], "wb");
37 if (!out) {
38 perror(argv[1]);
39 return 1;
40 }
41
42 fwrite("#!AMR\n", 1, 6, out);
43 for (i = 0; i < 1000; i++) {
44 short buf[160];
45 uint8_t outbuf[500];
46 int n;
47 for (j = 0; j < 160; j++) {
48 buf[j] = 32767*sin(440*2*3.141592654*sample_pos/8000);
49 sample_pos++;
50 }
51 n = Encoder_Interface_Encode(amr, MR475, buf, outbuf, 0);
52 fwrite(outbuf, 1, n, out);
53 }
54 fclose(out);
55 Encoder_Interface_exit(amr);
56
57 return 0;
58 }
59
60