2 * Copyright (c) 2015 Samsung Electronics Co., Ltd All Rights Reserved
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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 express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
22 #include <sound_manager.h>
26 #define M_PI (3.14159265)
29 #define TABLE_SIZE (200)
31 float sine[TABLE_SIZE];
37 static int ch_table[3] = { 0, AUDIO_CHANNEL_MONO, AUDIO_CHANNEL_STEREO };
39 void play_file(char *file, int length, int ch)
42 FILE *fp = fopen(file, "r");
44 printf("fopen failed\n");
48 char *buf = malloc(length);
50 printf("malloc failed\n");
55 printf("start to play [%s][%d][%d]\n", file, length, ch);
56 audio_out_create_new(44100, ch_table[ch], AUDIO_SAMPLE_TYPE_S16_LE, &output);
57 if (fread(buf, 1, length, fp) != length)
58 printf("error!!!!\n");
60 audio_out_prepare(output);
61 audio_out_write(output, buf, length);
62 audio_out_unprepare(output);
64 audio_out_destroy(output);
68 printf("play done\n");
71 #define DUMP_FILE "/root/test.raw"
73 void play_file_sample(char *file, int frequency, int ch, int type)
84 FILE *fp = fopen(file, "r");
86 printf("open failed\n");
90 fseek(fp, 0, SEEK_END);
91 file_size = ftell(fp);
92 fseek(fp, 0, SEEK_SET);
94 printf("start to play [%s] of size [%d] with [%d][%d][%d]\n", file, file_size, frequency, ch, type);
96 audio_out_create_new(frequency, ch_table[ch], AUDIO_SAMPLE_TYPE_S16_LE, &output);
98 audio_out_create_new(frequency, ch_table[ch], AUDIO_SAMPLE_TYPE_U8, &output);
100 audio_out_prepare(output);
101 audio_out_get_buffer_size(output, &buffer_size);
103 buf = (char *)malloc(buffer_size);
105 printf("malloc failed\n");
106 audio_out_unprepare(output);
107 audio_out_destroy(output);
112 while (file_size > 0) {
113 read_bytes = fread(buf, 1, buffer_size, fp);
114 printf("Read %d Requested - %d\n", read_bytes, buffer_size);
115 audio_out_write(output, buf, read_bytes);
116 file_size = file_size - read_bytes;
119 audio_out_unprepare(output);
120 audio_out_destroy(output);
124 printf("play done\n");
127 int audio_io_test(int length, int num, int ch)
131 if ((ret = audio_in_create(44100, ch_table[ch], AUDIO_SAMPLE_TYPE_S16_LE, &input)) == AUDIO_IO_ERROR_NONE) {
132 ret = audio_in_ignore_session(input);
134 printf("ERROR, set session mix\n");
135 audio_in_destroy(input);
139 ret = audio_in_prepare(input);
141 printf("ERROR, prepare\n");
142 audio_in_destroy(input);
146 FILE *fp = fopen(DUMP_FILE, "wb+");
149 printf("ERROR, file open failed\n");
150 audio_in_destroy(input);
154 if ((ret = audio_in_get_buffer_size(input, &size)) == AUDIO_IO_ERROR_NONE) {
156 char *buffer = alloca(size);
158 for (i = 0; i < num; i++) {
159 printf("### loop = %d ============== \n", i);
160 if ((ret = audio_in_read(input, (void *)buffer, size)) > AUDIO_IO_ERROR_NONE) {
161 fwrite(buffer, size, sizeof(char), fp);
162 printf("PASS, size=%d, ret=%d\n", size, ret);
164 printf("FAIL, size=%d, ret=%d\n", size, ret);
171 audio_in_unprepare(input);
172 audio_in_destroy(input);
175 play_file(DUMP_FILE, length * num, ch);
180 int audio_io_loopback_in_test()
184 FILE *fp = fopen("/tmp/dump_test.raw", "wb+");
187 printf("open failed \n");
191 if ((ret = audio_in_create(16000, AUDIO_CHANNEL_MONO, AUDIO_SAMPLE_TYPE_S16_LE, &input)) == AUDIO_IO_ERROR_NONE) {
192 ret = audio_in_ignore_session(input);
194 printf("ERROR, set session mix\n");
198 ret = audio_in_prepare(input);
200 printf("ERROR, prepare\n");
204 ret = audio_in_get_buffer_size(input, &size);
205 if (ret != AUDIO_IO_ERROR_NONE) {
206 printf("audio_in_get_buffer_size failed.\n");
211 char *buffer = alloca(size);
212 if ((ret = audio_in_read(input, (void *)buffer, size)) > AUDIO_IO_ERROR_NONE) {
213 fwrite(buffer, size, sizeof(char), fp);
214 printf("PASS, size=%d, ret=%d\n", size, ret);
216 printf("FAIL, size=%d, ret=%d\n", size, ret);
222 audio_in_destroy(input);
230 int audio_io_loopback_test()
237 ret = audio_in_create(16000, AUDIO_CHANNEL_MONO, AUDIO_SAMPLE_TYPE_S16_LE, &input);
238 if (ret != AUDIO_IO_ERROR_NONE) {
239 printf("audio_in_create_ex failed. \n");
242 ret = audio_out_create_new(16000, AUDIO_CHANNEL_MONO, AUDIO_SAMPLE_TYPE_S16_LE, &output);
243 if (ret != AUDIO_IO_ERROR_NONE) {
244 printf("audio_out_create failed. \n");
248 ret = audio_in_prepare(input);
250 printf("audio_in_prepare failed, err(0x%x)\n", ret);
251 audio_in_destroy(input);
254 ret = audio_in_get_buffer_size(input, &size);
255 if (ret != AUDIO_IO_ERROR_NONE) {
256 printf("audio_in_get_buffer_size failed, err(0x%x)\n", ret);
259 printf("size(%d)\n", size);
260 buffer = alloca(size);
264 ret = audio_out_prepare(output);
266 printf("audio_out_prepare failed, err(0x%x)\n", ret);
267 audio_out_destroy(output);
271 if (buffer == NULL) {
272 printf("buffer is null\n");
277 ret = audio_in_read(input, (void *)buffer, size);
278 if (ret > AUDIO_IO_ERROR_NONE) {
279 ret = audio_out_write(output, buffer, size);
280 if (ret > AUDIO_IO_ERROR_NONE)
281 printf("audio read/write success. buffer(%p), size(%d)\n", buffer, size);
283 printf("audio read success, write failed. buffer(%p), size(%d)\n", buffer, size);
285 printf("audio read/write failed. buffer(%p), size(%d)\n", buffer, size);
295 sound_stream_info_h g_stream_info_read_h = NULL;
296 sound_stream_info_h g_stream_info_write_h = NULL;
298 static void focus_callback(sound_stream_info_h stream_info, sound_stream_focus_change_reason_e reason_for_change, const char *additional_info, void *user_data)
301 sound_stream_focus_state_e playback_focus_state;
302 sound_stream_focus_state_e recording_focus_state;
303 printf("*** focus_callback_read is called, stream_info(%p, read(%p)/write(%p)) ***\n", stream_info, g_stream_info_read_h, g_stream_info_write_h);
304 printf(" - reason_for_change(%d), additional_info(%s), user_data(%p)\n", reason_for_change, additional_info, user_data);
305 ret = sound_manager_get_focus_state(stream_info, &playback_focus_state, &recording_focus_state);
307 printf(" - focus_state(playback_focus:%d, recording_focus:%d)\n", playback_focus_state, recording_focus_state);
312 static void _audio_io_stream_read_cb(audio_in_h handle, size_t nbytes, void *user_data)
314 const void *buffer = NULL;
315 unsigned int len = (unsigned int)nbytes;
318 audio_in_peek(handle, &buffer, &len);
320 fwrite(buffer, sizeof(char), len, fp_w);
321 audio_in_drop(handle);
325 static void _audio_io_stream_write_cb(audio_out_h handle, size_t nbytes, void *user_data)
327 short *buffer = NULL;
331 buffer = (short *)malloc(nbytes);
332 if (buffer == NULL) {
333 printf("malloc failed\n");
336 memset(buffer, 0, nbytes);
338 for (i = 0; i < nbytes / 2; i += 2) {
339 buffer[i] = (short)32768 *test_wav.sine[test_wav.left_channel]; /* left */
340 buffer[i + 1] = (short)32768 *test_wav.sine[test_wav.right_channel]; /* right */
341 test_wav.left_channel += 1;
342 if (test_wav.left_channel >= TABLE_SIZE)
343 test_wav.left_channel -= TABLE_SIZE;
344 test_wav.right_channel += 3;
345 if (test_wav.right_channel >= TABLE_SIZE)
346 test_wav.right_channel -= TABLE_SIZE;
349 audio_out_write(handle, buffer, nbytes);
355 static void _audio_in_state_cb(audio_in_h handle, audio_io_state_e previous, audio_io_state_e current, bool by_policy, void *user_data)
357 printf(">>> _audio_in_state_cb() : handle(%p), current(%d), previous(%d), by_policy(%d), user_data(%p)\n", handle, current, previous, by_policy, user_data);
360 static void _audio_out_state_cb(audio_in_h handle, audio_io_state_e previous, audio_io_state_e current, bool by_policy, void *user_data)
362 printf(">>> _audio_out_state_cb() : handle(%p), current(%d), previous(%d), by_policy(%d), user_data(%p)\n", handle, current, previous, by_policy, user_data);
365 int _convert_cmd_and_run(char cmd, int mode)
371 ret = audio_out_prepare(output);
373 ret = audio_in_prepare(input);
377 ret = audio_out_unprepare(output);
379 ret = audio_in_unprepare(input);
383 ret = audio_out_pause(output);
385 ret = audio_in_pause(input);
389 ret = audio_out_resume(output);
391 ret = audio_in_resume(input);
395 ret = audio_out_drain(output);
399 ret = audio_out_flush(output);
401 ret = audio_in_flush(input);
404 ret = sound_manager_create_stream_information(SOUND_STREAM_TYPE_MEDIA, focus_callback, NULL, &g_stream_info_write_h);
406 printf("fail to sound_manager_create_stream_information(), ret(0x%x)\n", ret);
418 int audio_io_async_test(int mode)
427 int write_mode = (mode & 0x01);
428 int read_mode = (mode & 0x02);
430 sound_stream_focus_state_e playback_focus_state;
431 sound_stream_focus_state_e recording_focus_state;
433 if ((write_mode == 0) && (read_mode == 0)) {
434 printf("not vaild mode.\n");
440 printf("audio_in_create\n");
441 ret = audio_in_create(44100, AUDIO_CHANNEL_STEREO, AUDIO_SAMPLE_TYPE_S16_LE, &input);
442 if (ret != AUDIO_IO_ERROR_NONE) {
443 printf("audio_in_create_ex failed. \n");
446 printf("audio_in_create success!!! [%p]\n", input);
448 ret = audio_in_set_stream_cb(input, _audio_io_stream_read_cb, NULL);
449 if (ret != AUDIO_IO_ERROR_NONE) {
450 printf("audio_in_set_stream_cb failed. \n");
453 printf("audio_in_set_stream_cb success!!! [%p]\n", input);
455 ret = audio_in_set_state_changed_cb(input, _audio_in_state_cb, NULL);
456 if (ret != AUDIO_IO_ERROR_NONE) {
457 printf("audio_out_set_state_changed_cb failed. \n");
460 printf("audio_out_set_state_changed_cb success!!! [%p]\n", input);
462 ret = sound_manager_create_stream_information(SOUND_STREAM_TYPE_MEDIA, focus_callback, NULL, &g_stream_info_read_h);
464 printf("fail to sound_manager_create_stream_information(), ret(0x%x)\n", ret);
467 ret = audio_in_set_stream_info(input, g_stream_info_read_h);
469 printf("fail to audio_in_set_stream_info(), ret(0x%x)\n", ret);
471 ret = sound_manager_acquire_focus(g_stream_info_read_h, SOUND_STREAM_FOCUS_FOR_RECORDING, NULL);
473 printf("fail to sound_manager_acquire_focus() for RECORDING, ret(0x%x)\n", ret);
477 fp_w = fopen("/tmp/pcm_w.raw", "w");
481 printf("before audio_out_create\n");
484 printf("audio_out_create\n");
485 ret = audio_out_create_new(44100, AUDIO_CHANNEL_STEREO, AUDIO_SAMPLE_TYPE_S16_LE, &output);
486 if (ret != AUDIO_IO_ERROR_NONE) {
487 printf("audio_out_create failed. \n");
490 printf("audio_out_create success!!! [%p]\n", output);
492 ret = audio_out_set_stream_cb(output, _audio_io_stream_write_cb, NULL);
493 if (ret != AUDIO_IO_ERROR_NONE) {
494 printf("audio_out_set_stream_cb failed. \n");
497 printf("audio_out_set_stream_cb success!!! [%p]\n", output);
499 ret = audio_out_set_state_changed_cb(output, _audio_out_state_cb, NULL);
500 if (ret != AUDIO_IO_ERROR_NONE) {
501 printf("audio_out_set_state_changed_cb failed. \n");
504 printf("audio_out_set_state_changed_cb success!!! [%p]\n", output);
506 ret = sound_manager_create_stream_information(SOUND_STREAM_TYPE_MEDIA, focus_callback, NULL, &g_stream_info_write_h);
508 printf("fail to sound_manager_create_stream_information(), ret(0x%x)\n", ret);
511 ret = audio_out_set_stream_info(output, g_stream_info_write_h);
513 printf("fail to audio_out_set_stream_info(), ret(0x%x)\n", ret);
515 ret = sound_manager_acquire_focus(g_stream_info_write_h, SOUND_STREAM_FOCUS_FOR_PLAYBACK, NULL);
517 printf("fail to sound_manager_acquire_focus() for PLAYBACK, ret(0x%x)\n", ret);
521 /* generate wave data */
522 for (i = 0; i < TABLE_SIZE; i++)
523 test_wav.sine[i] = 0.9 * (float)sin(((double)i / (double)TABLE_SIZE) * M_PI * 2.);
524 test_wav.left_channel = test_wav.right_channel = 0;
528 printf("before audio_in_prepare\n");
530 printf("audio_in_prepare\n");
531 ret = audio_in_prepare(input);
533 printf("audio_in_prepare failed, err(0x%x)\n", ret);
534 audio_in_destroy(input);
537 ret = audio_in_get_buffer_size(input, &size);
538 if (ret != AUDIO_IO_ERROR_NONE) {
539 printf("audio_in_get_buffer_size failed, err(0x%x)\n", ret);
542 printf("size(%d)\n", size);
543 buffer = alloca(size);
547 if (buffer == NULL) {
548 printf("buffer is null\n");
554 printf("before audio_out_prepare\n");
556 printf("audio_out_prepare\n");
557 ret = audio_out_prepare(output);
559 printf("audio_out_prepare failed, err(0x%x)\n", ret);
560 audio_out_destroy(output);
567 printf("command(q:quit) : ");
573 cmd_ret = _convert_cmd_and_run(cmd, mode);
574 printf(" - result code : %d\n", cmd_ret);
575 } while (cmd != 'q');
580 printf("audio_in_unprepare\n");
581 audio_in_unprepare(input);
582 printf("audio_in_destroy\n");
583 audio_in_destroy(input);
592 if (g_stream_info_read_h) {
593 ret = sound_manager_get_focus_state(g_stream_info_read_h, NULL, &recording_focus_state);
594 if (recording_focus_state == SOUND_STREAM_FOCUS_STATE_ACQUIRED) {
595 ret = sound_manager_release_focus(g_stream_info_read_h, SOUND_STREAM_FOCUS_FOR_RECORDING, NULL);
597 printf("fail to sound_manager_release_focus() for recording, ret(0x%x)\n", ret);
599 ret = sound_manager_destroy_stream_information(g_stream_info_read_h);
601 printf("fail to sound_manager_destroy_stream_information(), ret(0x%x)\n", ret);
602 g_stream_info_read_h = NULL;
608 printf("audio_out_unprepare\n");
609 audio_out_unprepare(output);
610 printf("audio_out_destroy\n");
611 audio_out_destroy(output);
614 if (g_stream_info_write_h) {
615 ret = sound_manager_get_focus_state(g_stream_info_write_h, &playback_focus_state, NULL);
616 if (playback_focus_state == SOUND_STREAM_FOCUS_STATE_ACQUIRED) {
617 ret = sound_manager_release_focus(g_stream_info_write_h, SOUND_STREAM_FOCUS_FOR_PLAYBACK, NULL);
619 printf("fail to sound_manager_release_focus() for playback, ret(0x%x)\n", ret);
621 ret = sound_manager_destroy_stream_information(g_stream_info_write_h);
623 printf("fail to sound_manager_destroy_stream_information(), ret(0x%x)\n", ret);
624 g_stream_info_write_h = NULL;
631 int main(int argc, char **argv)
633 if (argc == 2 && !strcmp(argv[1], "call-forwarding-loop")) {
634 audio_io_loopback_test();
635 } else if (argc == 2 && !strcmp(argv[1], "call-forwarding-in")) {
636 audio_io_loopback_in_test();
637 } else if (argc == 3 && !strcmp(argv[1], "async")) {
638 audio_io_async_test(atoi(argv[2]));
639 } else if (argc == 4) {
640 int channel_idx = atoi(argv[3]);
641 if (channel_idx < 0 || channel_idx > 2) {
642 printf("Invalid channel\n");
645 printf("run with [%s][%s][%s]\n", argv[1], argv[2], argv[3]);
646 audio_io_test(atoi(argv[1]), atoi(argv[2]), channel_idx);
647 } else if (argc == 6) {
648 play_file_sample(argv[2], atoi(argv[3]), atoi(argv[4]), atoi(argv[5]));
650 printf("1. usage : audio_io_test call-forwarding-loop\n");
651 printf("2. usage : audio_io_test call-forwarding-in\n");
652 printf("3. usage : audio_io_test [length to read] [number of iteration] [channels]\n");
653 printf("4. usage : audio_io_test async [write(1) | read(2)]\n");
654 printf("5. Uasge : audio_io_test play [filename] [sample rate] [channels] [type(0:U8)]\n");