test/audio_io_test.c

   1 /*
   2 * Copyright (c) 2015 Samsung Electronics Co., Ltd All Rights Reserved
   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 express or implied.
  13 * See the License for the specific language governing permissions and
  14 * limitations under the License.
  15 */
  16
  17 #include <stdio.h>
  18 #include <stdlib.h>
  19 #include <string.h>
  20 #include <unistd.h>
  21 #include <math.h>
  22 #include <pthread.h>
  23 #include <sound_manager.h>
  24 #include <sound_manager_internal.h>
  25 #include <audio_io.h>
  26 #include <time.h>
  27
  28 #ifndef M_PI
  29 #define M_PI  (3.14159265)
  30 #endif
  31
  32 #define TABLE_SIZE   (200)
  33 typedef struct {
  34         float sine[TABLE_SIZE];
  35         int left_channel;
  36         int right_channel;
  37 } test_wav_t;
  38 test_wav_t test_wav;
  39
  40 static int ch_table[] = { 0, AUDIO_CHANNEL_MONO, AUDIO_CHANNEL_STEREO,
  41                           AUDIO_CHANNEL_MULTI_3, AUDIO_CHANNEL_MULTI_4, AUDIO_CHANNEL_MULTI_5,
  42                           AUDIO_CHANNEL_MULTI_6, AUDIO_CHANNEL_MULTI_7, AUDIO_CHANNEL_MULTI_8,
  43                           AUDIO_CHANNEL_MULTI_9, AUDIO_CHANNEL_MULTI_10, AUDIO_CHANNEL_MULTI_11,
  44                           AUDIO_CHANNEL_MULTI_12, AUDIO_CHANNEL_MULTI_13, AUDIO_CHANNEL_MULTI_14,
  45                           AUDIO_CHANNEL_MULTI_15, AUDIO_CHANNEL_MULTI_16 };
  46 static char *state_str[] = { "IDLE", "RUNNING", "PAUSED" };
  47
  48 static void _audio_in_state_cb(audio_in_h handle, audio_io_state_e previous, audio_io_state_e current,
  49                                                                 bool by_policy, void *user_data)
  50 {
  51         printf(">>> _audio_in_state_cb() : handle(%p), (%d,%s) => (%d,%s), by_policy(%d), user_data(%p)\n",
  52                         handle, previous, state_str[previous], current, state_str[current], by_policy, user_data);
  53 }
  54
  55 static void _audio_out_state_cb(audio_out_h handle, audio_io_state_e previous, audio_io_state_e current,
  56                                                                 bool by_policy, void *user_data)
  57 {
  58         printf(">>> _audio_out_state_cb() : handle(%p), (%d,%s) => (%d,%s), by_policy(%d), user_data(%p)\n",
  59                         handle, previous, state_str[previous], current, state_str[current], by_policy, user_data);
  60 }
  61
  62 static void _play_file(char *file, int length, int num, int ch)
  63 {
  64         int i = 0;
  65         int ret = 0;
  66         int total_length = length * num;
  67         audio_out_h output;
  68         FILE *fp = fopen(file, "r");
  69         if (fp == NULL) {
  70                 printf("fopen failed\n");
  71                 return;
  72         }
  73
  74         char *buf = malloc(total_length);
  75         if (buf == NULL) {
  76                 printf("malloc failed\n");
  77                 fclose(fp);
  78                 return;
  79         }
  80
  81         printf("# start to play [%s][%d][%d]\n", file, total_length, ch);
  82         printf(" > create\n");
  83         audio_out_create_new(44100, ch_table[ch], AUDIO_SAMPLE_TYPE_S16_LE, &output);
  84         if (fread(buf, 1, total_length, fp) != total_length)
  85                 printf("error!!!!\n");
  86
  87         ret = audio_out_set_state_changed_cb(output, _audio_out_state_cb, NULL);
  88         if (ret != AUDIO_IO_ERROR_NONE) {
  89                 printf("audio_out_set_state_changed_cb failed. \n");
  90         }
  91
  92         printf("  > prepare\n");
  93         audio_out_prepare(output);
  94
  95         char *pbuf = buf;
  96         for (i = 0; i < num; i++) {
  97                 printf("### write = (%d/%d) ============== \n", i, num);
  98                 audio_out_write(output, pbuf, length);
  99                 pbuf += length;
 100
 101         }
 102         printf("  < unprepare\n");
 103         audio_out_drain(output);
 104         audio_out_unprepare(output);
 105
 106         printf(" < destroy\n");
 107         audio_out_destroy(output);
 108
 109         fclose(fp);
 110         free(buf);
 111
 112         printf("# play done\n");
 113 }
 114
 115 #define DUMP_FILE "/root/test.raw"
 116
 117 FILE *fp = NULL;
 118
 119 static void _audio_out_stream_cb(audio_out_h handle, size_t nbytes, void *user_data)
 120 {
 121         char *buf = NULL;
 122         int read_bytes = 0;
 123         int written = 0;
 124
 125         if (fp == NULL) {
 126                 printf("FILE is NULL\n");
 127                 return;
 128         }
 129
 130         buf = (char *)malloc(nbytes);
 131         if (!buf) {
 132                 printf("malloc(%zu) failed\n", nbytes);
 133                 return;
 134         }
 135
 136         read_bytes = fread(buf, 1, nbytes, fp);
 137
 138         written = audio_out_write(handle, buf, read_bytes);
 139         printf("written : %6d/%6d (requested %zu)\n", written, read_bytes, nbytes);
 140
 141         if (read_bytes < nbytes) {
 142                 printf("EOS!!!!\n");
 143                 fclose(fp);
 144                 fp = NULL;
 145         }
 146         free(buf);
 147 }
 148
 149 static void _play_file_sample_async(char *file, int frequency, int ch, int type)
 150 {
 151         audio_out_h output;
 152         int file_size = 0;
 153
 154         if (ch < 0 || ch > 2)
 155                 ch = 0;
 156
 157         fp = fopen(file, "r");
 158         if (fp == NULL) {
 159                 printf("open failed\n");
 160                 return;
 161         }
 162         printf("start to play [%s] of size [%d] with [%d][%d][%d]\n", file, file_size, frequency, ch, type);
 163         audio_out_create_new(frequency, ch_table[ch], AUDIO_SAMPLE_TYPE_U8 + type, &output);
 164
 165         audio_out_set_state_changed_cb(output, _audio_out_state_cb, NULL);
 166         audio_out_set_stream_cb(output, _audio_out_stream_cb, fp);
 167         audio_out_prepare(output);
 168
 169         while (fp) {
 170                 usleep(10000); /* 10ms */
 171         }
 172
 173         printf("FINISHED!!!\n");
 174
 175         audio_out_unprepare(output);
 176         audio_out_destroy(output);
 177
 178         printf("play done\n");
 179 }
 180
 181 static void _play_file_sample_sync(char *file, int frequency, int ch, int type)
 182 {
 183         audio_out_h output;
 184         int file_size = 0;
 185         int read_bytes = 0;
 186         int buffer_size = 0;
 187         char *buf = NULL;
 188         FILE *fp = NULL;
 189         int i = 0;
 190
 191         if (ch < 0 || ch > 2)
 192                 ch = 0;
 193
 194         fp = fopen(file, "r");
 195         if (fp == NULL) {
 196                 printf("open failed\n");
 197                 return;
 198         }
 199         /* Get the size */
 200         fseek(fp, 0, SEEK_END);
 201         file_size = ftell(fp);
 202         fseek(fp, 0, SEEK_SET);
 203
 204         printf("Play [%s] of size [%d] with [%d][%d][%d]\n", file, file_size, frequency, ch, type);
 205         audio_out_create_new(frequency, ch_table[ch], AUDIO_SAMPLE_TYPE_U8 + type, &output);
 206
 207         audio_out_set_state_changed_cb(output, _audio_out_state_cb, NULL);
 208         audio_out_prepare(output);
 209
 210         audio_out_get_buffer_size(output, &buffer_size);
 211         buf = (char *)malloc(buffer_size);
 212         if (buf == NULL) {
 213                 printf("malloc failed\n");
 214                 goto EXIT;
 215         }
 216
 217         printf("Press any key to continue....\n");
 218         getchar();
 219         printf("Start to read[%d] from file and write : \n", buffer_size);
 220
 221         while (file_size > 0) {
 222                 read_bytes = fread(buf, 1, buffer_size, fp);
 223                 printf(".");
 224                 i++;
 225                 if (i % 10 == 0)
 226                         printf("|");
 227                 if (i % 100 == 0) {
 228                         printf("\n");
 229                         i = 0;
 230                 }
 231                 audio_out_write(output, buf, read_bytes);
 232                 file_size = file_size - read_bytes;
 233                 usleep(10000);
 234         }
 235
 236 EXIT:
 237         audio_out_unprepare(output);
 238         audio_out_destroy(output);
 239
 240         if (buf)
 241                 free(buf);
 242         if (fp)
 243                 fclose(fp);
 244
 245         printf("\nEOS!!!! Play done\n");
 246 }
 247
 248 static sound_device_h *find_device_by_id(int id)
 249 {
 250         sound_device_list_h device_list;
 251         sound_device_h device;
 252         int _id;
 253
 254         if (sound_manager_get_device_list(SOUND_DEVICE_ALL_MASK, &device_list) != 0)
 255                 return NULL;
 256
 257         while (!sound_manager_get_next_device(device_list, &device)) {
 258                 if (sound_manager_get_device_id(device, &_id) != 0) {
 259                         device = NULL;
 260                         goto out;
 261                 }
 262
 263                 if (_id == id)
 264                         break;
 265         }
 266
 267 out:
 268         sound_manager_free_device_list(device_list);
 269
 270         return device;
 271 }
 272
 273 static int _record_echocancel(char *filename, int rate, int channels, int ref_deviceid)
 274 {
 275         int ret, size;
 276         sound_stream_info_h stream_info;
 277         sound_device_h ref_dev = NULL;
 278         audio_in_h input = NULL;
 279         FILE *fp = NULL;
 280         char *buffer = NULL;
 281
 282         ret = audio_in_create(rate, ch_table[channels], AUDIO_SAMPLE_TYPE_S16_LE, &input);
 283         if (ret != AUDIO_IO_ERROR_NONE) {
 284                 printf("audio in create error = 0x%x\n", ret);
 285                 return -1;
 286         }
 287
 288         ret = sound_manager_create_stream_information(SOUND_STREAM_TYPE_MEDIA, NULL, NULL, &stream_info);
 289         if (ret) {
 290                 printf("fail to sound_manager_create_stream_information(), ret(0x%x)\n", ret);
 291                 goto out;
 292         }
 293
 294         if (!(ref_dev = find_device_by_id(ref_deviceid))) {
 295                 printf("fail to get ref device id\b");
 296                 goto out;
 297         }
 298
 299         ret = sound_manager_set_echo_cancel_reference_device(stream_info, ref_dev);
 300         if (ret) {
 301                 printf("fail to sound_manager_set_echo_cancel_reference_device(), ret(0x%x)\n", ret);
 302                 goto out;
 303         }
 304
 305         ret = audio_in_set_sound_stream_info(input, stream_info);
 306         if (ret) {
 307                 printf("fail to audio_in_set_sound_stream_info(), ret(0x%x)\n", ret);
 308                 goto out;
 309         }
 310
 311         ret = audio_in_prepare(input);
 312         if (ret != AUDIO_IO_ERROR_NONE) {
 313                 printf("ERROR, prepare\n");
 314                 goto out;
 315         }
 316
 317         ret = audio_in_get_buffer_size(input, &size);
 318         if (ret != AUDIO_IO_ERROR_NONE) {
 319                 printf("ERROR, get_buffer_size\n");
 320                 goto out;
 321         }
 322
 323         fp = fopen(filename, "wb+");
 324         if (fp == NULL) {
 325                 printf("ERROR, file open failed\n");
 326                 goto out;
 327         }
 328
 329         buffer = alloca(size);
 330
 331         while (1) {
 332                 ret = audio_in_read(input, (void *)buffer, size);
 333                 if (ret <= 0) {
 334                         printf("FAIL, size=%d, ret=0x%x\n", size, ret);
 335                         goto out;
 336                 }
 337
 338                 fwrite(buffer, size, sizeof(char), fp);
 339         }
 340
 341 out:
 342         fclose(fp);
 343         audio_in_unprepare(input);
 344         audio_in_destroy(input);
 345
 346         return 0;
 347 }
 348
 349 static int _record_and_play(int length, int num, int ch)
 350 {
 351         int ret, size, i;
 352         audio_in_h input = NULL;
 353         FILE *fp = NULL;
 354         char *buffer = NULL;
 355
 356         ret = audio_in_create(44100, ch_table[ch], AUDIO_SAMPLE_TYPE_S16_LE, &input);
 357         if (ret != AUDIO_IO_ERROR_NONE) {
 358                 printf("audio in create error = 0x%x\n", ret);
 359                 return -1;
 360         }
 361
 362         ret = audio_in_set_state_changed_cb(input, _audio_in_state_cb, NULL);
 363         if (ret != AUDIO_IO_ERROR_NONE) {
 364                 printf("audio_in_set_state_changed_cb failed. \n");
 365                 goto error;
 366         }
 367
 368         ret = audio_in_prepare(input);
 369         if (ret != AUDIO_IO_ERROR_NONE) {
 370                 printf("ERROR, prepare\n");
 371                 goto error;
 372         }
 373
 374         fp = fopen(DUMP_FILE, "wb+");
 375         if (fp == NULL) {
 376                 printf("ERROR, file open failed\n");
 377                 goto error;
 378         }
 379
 380         ret = audio_in_get_buffer_size(input, &size);
 381         if (ret != AUDIO_IO_ERROR_NONE) {
 382                 printf("ERROR, prepare\n");
 383                 goto error;
 384         }
 385
 386         size = length;
 387         buffer = alloca(size);
 388
 389         for (i = 0; i < num; i++) {
 390                 printf("### read = (%d/%d) ============== ", i, num);
 391                 if ((ret = audio_in_read(input, (void *)buffer, size)) > AUDIO_IO_ERROR_NONE) {
 392                         fwrite(buffer, size, sizeof(char), fp);
 393                         printf("PASS, size=%d, ret=0x%x\n", size, ret);
 394                 } else {
 395                         printf("FAIL, size=%d, ret=0x%x\n", size, ret);
 396                 }
 397         }
 398
 399         fclose(fp);
 400
 401         audio_in_unprepare(input);
 402         audio_in_destroy(input);
 403
 404         _play_file(DUMP_FILE, length, num, ch);
 405
 406         return 0;
 407
 408 error:
 409         audio_in_destroy(input);
 410         if (fp)
 411                 fclose(fp);
 412         return -1;
 413 }
 414
 415 static int _direct_loopback()
 416 {
 417         int ret, size;
 418         audio_in_h input = NULL;
 419         audio_out_h output = NULL;
 420         char *buffer = NULL;
 421         int i = 0;
 422
 423         ret = audio_in_create(16000, AUDIO_CHANNEL_MONO, AUDIO_SAMPLE_TYPE_S16_LE, &input);
 424         if (ret != AUDIO_IO_ERROR_NONE) {
 425                 printf("audio_in_create_ex failed. \n");
 426                 return ret;
 427         }
 428         ret = audio_out_create_new(16000, AUDIO_CHANNEL_MONO, AUDIO_SAMPLE_TYPE_S16_LE, &output);
 429         if (ret != AUDIO_IO_ERROR_NONE) {
 430                 printf("audio_out_create_new failed. \n");
 431                 goto exit;
 432         }
 433
 434         ret = audio_in_prepare(input);
 435         if (ret != 0) {
 436                 printf("audio_in_prepare failed, err(0x%x)\n", ret);
 437                 goto exit;
 438         }
 439
 440         ret = audio_in_get_buffer_size(input, &size);
 441         if (ret != AUDIO_IO_ERROR_NONE) {
 442                 printf("audio_in_get_buffer_size failed, err(0x%x)\n", ret);
 443                 goto exit;
 444         }
 445
 446         printf("size(%d)\n", size);
 447         buffer = alloca(size);
 448
 449         ret = audio_out_prepare(output);
 450         if (ret != 0) {
 451                 printf("audio_out_prepare failed, err(0x%x)\n", ret);
 452                 goto exit;
 453         }
 454
 455         if (buffer == NULL) {
 456                 printf("buffer is null\n");
 457                 ret = -1;
 458                 goto exit;
 459         }
 460
 461         printf("Start to loopback(read/write) with [16kHz/MONO/S16LE]!!!\n");
 462
 463         while (1) {
 464                 ret = audio_in_read(input, (void *)buffer, size);
 465                 if (ret > AUDIO_IO_ERROR_NONE) {
 466                         ret = audio_out_write(output, buffer, size);
 467                         if (ret > AUDIO_IO_ERROR_NONE) {
 468                                 printf(".");
 469                                 i++;
 470                                 if (i % 10 == 0)
 471                                         printf("|");
 472                                 if (i % 100 == 0) {
 473                                         printf("\n");
 474                                         i = 0;
 475                                 }
 476                         } else {
 477                                 printf("audio read success, write failed. buffer(%p), size(%d)\n", buffer, size);
 478                         }
 479                 } else {
 480                         printf("audio read/write failed. buffer(%p), size(%d)\n", buffer, size);
 481                 }
 482                 usleep(10000);
 483         }
 484
 485 exit:
 486         if (input)
 487                 audio_in_destroy(input);
 488         if (output)
 489                 audio_out_destroy(output);
 490
 491         return ret;
 492
 493 }
 494
 495 audio_in_h input;
 496 audio_out_h output;
 497
 498 FILE *fp_w = NULL;
 499
 500 sound_stream_info_h g_stream_info_read_h = NULL;
 501 sound_stream_info_h g_stream_info_write_h = NULL;
 502
 503 static void _focus_cb(sound_stream_info_h stream_info, sound_stream_focus_mask_e focus_mask,
 504                                         sound_stream_focus_state_e focus_state,
 505                                         sound_stream_focus_change_reason_e reason_for_change, int sound_behavior,
 506                                         const char *additional_info, void *user_data)
 507 {
 508         printf("*** focus_callback_read is called, stream_info(%p, read(%p)/write(%p)) ***\n",
 509                         stream_info, g_stream_info_read_h, g_stream_info_write_h);
 510         printf(" - reason_for_change(%d), additional_info(%s), user_data(%p)\n",
 511                         reason_for_change, additional_info, user_data);
 512         printf(" - focus_state is :%d \n", focus_state);
 513
 514         return;
 515 }
 516
 517 static void _audio_io_stream_read_cb(audio_in_h handle, size_t nbytes, void *user_data)
 518 {
 519         const void *buffer = NULL;
 520         unsigned int len = (unsigned int)nbytes;
 521
 522         if (len == 0)
 523                 return;
 524
 525         audio_in_peek(handle, &buffer, &len);
 526         if (fp_w)
 527                 fwrite(buffer, sizeof(char), len, fp_w);
 528         audio_in_drop(handle);
 529 }
 530
 531 static void _audio_io_stream_write_cb(audio_out_h handle, size_t nbytes, void *user_data)
 532 {
 533         short *buffer = NULL;
 534         int i = 0;
 535
 536         if (nbytes == 0)
 537                 return;
 538
 539         buffer = (short *)malloc(nbytes);
 540         if (buffer == NULL) {
 541                 printf("malloc failed\n");
 542                 return;
 543         }
 544         memset(buffer, 0, nbytes);
 545
 546         for (i = 0; i < nbytes / 2; i += 2) {
 547                 buffer[i] = (short)32768 *test_wav.sine[test_wav.left_channel]; /* left */
 548                 buffer[i + 1] = (short)32768 *test_wav.sine[test_wav.right_channel]; /* right */
 549                 test_wav.left_channel += 1;
 550                 if (test_wav.left_channel >= TABLE_SIZE)
 551                         test_wav.left_channel -= TABLE_SIZE;
 552                 test_wav.right_channel += 3;
 553                 if (test_wav.right_channel >= TABLE_SIZE)
 554                         test_wav.right_channel -= TABLE_SIZE;
 555         }
 556
 557         audio_out_write(handle, buffer, nbytes);
 558
 559         free(buffer);
 560 }
 561
 562 int _convert_cmd_and_run(char cmd, int mode)
 563 {
 564         int ret = 0;
 565         switch (cmd) {
 566         case 'P':
 567                 if (mode & 0x01)
 568                         ret = audio_out_prepare(output);
 569                 if (mode & 0x02)
 570                         ret = audio_in_prepare(input);
 571                 break;
 572         case 'u':
 573                 if (mode & 0x01)
 574                         ret = audio_out_unprepare(output);
 575                 if (mode & 0x02)
 576                         ret = audio_in_unprepare(input);
 577                 break;
 578         case 'p':
 579                 if (mode & 0x01)
 580                         ret = audio_out_pause(output);
 581                 if (mode & 0x02)
 582                         ret = audio_in_pause(input);
 583                 break;
 584         case 'r':
 585                 if (mode & 0x01)
 586                         ret = audio_out_resume(output);
 587                 if (mode & 0x02)
 588                         ret = audio_in_resume(input);
 589                 break;
 590         case 'd':
 591                 if (mode & 0x01)
 592                         ret = audio_out_drain(output);
 593                 break;
 594         case 'f':
 595                 if (mode & 0x01)
 596                         ret = audio_out_flush(output);
 597                 if (mode & 0x02)
 598                         ret = audio_in_flush(input);
 599                 break;
 600         case 'i':
 601                 ret = sound_manager_create_stream_information(SOUND_STREAM_TYPE_MEDIA, _focus_cb, NULL, &g_stream_info_write_h);
 602                 if (ret)
 603                         printf("fail to sound_manager_create_stream_information(), ret(0x%x)\n", ret);
 604                 break;
 605         case 'q': /* quit */
 606                 ret = 1;
 607                 break;
 608         default:
 609                 ret = 1;
 610                 break;
 611         }
 612         return ret;
 613 }
 614
 615 int audio_io_async_test(int mode)
 616 {
 617         int ret, size;
 618         char *buffer = NULL;
 619         int i = 0;
 620
 621         char cmd = 0;
 622         int cmd_ret;
 623
 624         int write_mode = (mode & 0x01);
 625         int read_mode = (mode & 0x02);
 626
 627         sound_stream_focus_state_e playback_focus_state;
 628         sound_stream_focus_state_e recording_focus_state;
 629
 630         if ((write_mode == 0) && (read_mode == 0)) {
 631                 printf("not vaild mode.\n");
 632                 return 0;
 633         }
 634
 635         if (read_mode) {
 636
 637                 printf("audio_in_create\n");
 638                 ret = audio_in_create(44100, AUDIO_CHANNEL_STEREO, AUDIO_SAMPLE_TYPE_S16_LE, &input);
 639                 if (ret != AUDIO_IO_ERROR_NONE) {
 640                         printf("audio_in_create_ex failed. \n");
 641                         return 0;
 642                 }
 643                 printf("audio_in_create success!!! [%p]\n", input);
 644
 645                 ret = audio_in_set_stream_cb(input, _audio_io_stream_read_cb, NULL);
 646                 if (ret != AUDIO_IO_ERROR_NONE) {
 647                         printf("audio_in_set_stream_cb failed. \n");
 648                         goto EXIT;
 649                 }
 650                 printf("audio_in_set_stream_cb success!!! [%p]\n", input);
 651
 652                 ret = audio_in_set_state_changed_cb(input, _audio_in_state_cb, NULL);
 653                 if (ret != AUDIO_IO_ERROR_NONE) {
 654                         printf("audio_out_set_state_changed_cb failed. \n");
 655                         goto EXIT;
 656                 }
 657                 printf("audio_out_set_state_changed_cb success!!! [%p]\n", input);
 658
 659                 ret = sound_manager_create_stream_information(SOUND_STREAM_TYPE_MEDIA, _focus_cb, NULL, &g_stream_info_read_h);
 660                 if (ret) {
 661                         printf("fail to sound_manager_create_stream_information(), ret(0x%x)\n", ret);
 662                         goto EXIT;
 663                 }
 664                 ret = audio_in_set_sound_stream_info(input, g_stream_info_read_h);
 665                 if (ret)
 666                         printf("fail to audio_in_set_sound_stream_info(), ret(0x%x)\n", ret);
 667
 668                 ret = sound_manager_acquire_focus(g_stream_info_read_h, SOUND_STREAM_FOCUS_FOR_RECORDING, SOUND_BEHAVIOR_NONE, NULL);
 669                 if (ret) {
 670                         printf("fail to sound_manager_acquire_focus() for RECORDING, ret(0x%x)\n", ret);
 671                         goto EXIT;
 672                 }
 673
 674                 fp_w = fopen("/tmp/pcm_w.raw", "w");
 675         }
 676
 677         if (write_mode) {
 678                 printf("before audio_out_create_new\n");
 679                 getchar();
 680
 681                 printf("audio_out_create_new\n");
 682                 ret = audio_out_create_new(44100, AUDIO_CHANNEL_STEREO, AUDIO_SAMPLE_TYPE_S16_LE, &output);
 683                 if (ret != AUDIO_IO_ERROR_NONE) {
 684                         printf("audio_out_create_new failed. \n");
 685                         goto EXIT;
 686                 }
 687                 printf("audio_out_create_new success!!! [%p]\n", output);
 688
 689                 ret = audio_out_set_stream_cb(output, _audio_io_stream_write_cb, NULL);
 690                 if (ret != AUDIO_IO_ERROR_NONE) {
 691                         printf("audio_out_set_stream_cb failed. \n");
 692                         goto EXIT;
 693                 }
 694                 printf("audio_out_set_stream_cb success!!! [%p]\n", output);
 695
 696                 ret = audio_out_set_state_changed_cb(output, _audio_out_state_cb, NULL);
 697                 if (ret != AUDIO_IO_ERROR_NONE) {
 698                         printf("audio_out_set_state_changed_cb failed. \n");
 699                         goto EXIT;
 700                 }
 701                 printf("audio_out_set_state_changed_cb success!!! [%p]\n", output);
 702
 703                 ret = sound_manager_create_stream_information(SOUND_STREAM_TYPE_MEDIA, _focus_cb, NULL, &g_stream_info_write_h);
 704                 if (ret) {
 705                         printf("fail to sound_manager_create_stream_information(), ret(0x%x)\n", ret);
 706                         goto EXIT;
 707                 }
 708
 709                 ret = audio_out_set_sound_stream_info(output, g_stream_info_write_h);
 710                 if (ret)
 711                         printf("fail to audio_out_set_sound_stream_info(), ret(0x%x)\n", ret);
 712
 713                 ret = sound_manager_acquire_focus(g_stream_info_write_h, SOUND_STREAM_FOCUS_FOR_PLAYBACK, SOUND_BEHAVIOR_NONE, NULL);
 714                 if (ret) {
 715                         printf("fail to sound_manager_acquire_focus() for PLAYBACK, ret(0x%x)\n", ret);
 716                         goto EXIT;
 717                 }
 718
 719                 /* generate wave data */
 720                 for (i = 0; i < TABLE_SIZE; i++)
 721                         test_wav.sine[i] = 0.9 * (float)sin(((double)i / (double)TABLE_SIZE) * M_PI * 2.);
 722                 test_wav.left_channel = test_wav.right_channel = 0;
 723         }
 724
 725         if (read_mode) {
 726                 printf("before audio_in_prepare\n");
 727                 getchar();
 728                 printf("audio_in_prepare\n");
 729                 ret = audio_in_prepare(input);
 730                 if (ret != 0) {
 731                         printf("audio_in_prepare failed, err(0x%x)\n", ret);
 732                         audio_in_destroy(input);
 733                         goto EXIT;
 734                 } else {
 735                         ret = audio_in_get_buffer_size(input, &size);
 736                         if (ret != AUDIO_IO_ERROR_NONE) {
 737                                 printf("audio_in_get_buffer_size failed, err(0x%x)\n", ret);
 738                                 goto EXIT;
 739                         } else {
 740                                 printf("size(%d)\n", size);
 741                                 buffer = alloca(size);
 742                         }
 743                 }
 744
 745                 if (buffer == NULL) {
 746                         printf("buffer is null\n");
 747                         goto EXIT;
 748                 }
 749         }
 750
 751         if (write_mode) {
 752                 printf("before audio_out_prepare\n");
 753                 getchar();
 754                 printf("audio_out_prepare\n");
 755                 ret = audio_out_prepare(output);
 756                 if (ret != 0) {
 757                         printf("audio_out_prepare failed, err(0x%x)\n", ret);
 758                         audio_out_destroy(output);
 759                         goto EXIT;
 760                 }
 761         }
 762
 763         do {
 764                 printf("command(q:quit) : ");
 765                 ret = getchar();
 766                 if (ret == EOF)
 767                         goto EXIT;
 768                 cmd = (char)ret;
 769                 if (cmd != '\n')
 770                         getchar();
 771                 cmd_ret = _convert_cmd_and_run(cmd, mode);
 772                 printf("  - result code : %d\n", cmd_ret);
 773         } while (cmd != 'q');
 774
 775 EXIT:
 776         if (read_mode) {
 777                 if (input) {
 778                         printf("audio_in_unprepare\n");
 779                         audio_in_unprepare(input);
 780                         printf("audio_in_destroy\n");
 781                         audio_in_destroy(input);
 782                         input = NULL;
 783                 }
 784
 785                 if (fp_w) {
 786                         fclose(fp_w);
 787                         fp_w = NULL;
 788                 }
 789
 790                 if (g_stream_info_read_h) {
 791                         ret = sound_manager_get_focus_state(g_stream_info_read_h, NULL, &recording_focus_state);
 792                         if (recording_focus_state == SOUND_STREAM_FOCUS_STATE_ACQUIRED) {
 793                                 ret = sound_manager_release_focus(g_stream_info_read_h, SOUND_STREAM_FOCUS_FOR_RECORDING, SOUND_BEHAVIOR_NONE, NULL);
 794                                 if (ret)
 795                                         printf("fail to sound_manager_release_focus() for recording, ret(0x%x)\n", ret);
 796                         }
 797                         ret = sound_manager_destroy_stream_information(g_stream_info_read_h);
 798                         if (ret)
 799                                 printf("fail to sound_manager_destroy_stream_information(), ret(0x%x)\n", ret);
 800                         g_stream_info_read_h = NULL;
 801                 }
 802         }
 803
 804         if (write_mode) {
 805                 if (output) {
 806                         printf("audio_out_unprepare\n");
 807                         audio_out_unprepare(output);
 808                         printf("audio_out_destroy\n");
 809                         audio_out_destroy(output);
 810                 }
 811
 812                 if (g_stream_info_write_h) {
 813                         ret = sound_manager_get_focus_state(g_stream_info_write_h, &playback_focus_state, NULL);
 814                         if (playback_focus_state == SOUND_STREAM_FOCUS_STATE_ACQUIRED) {
 815                                 ret = sound_manager_release_focus(g_stream_info_write_h, SOUND_STREAM_FOCUS_FOR_PLAYBACK, SOUND_BEHAVIOR_NONE, NULL);
 816                                 if (ret)
 817                                         printf("fail to sound_manager_release_focus() for playback, ret(0x%x)\n", ret);
 818                         }
 819                         ret = sound_manager_destroy_stream_information(g_stream_info_write_h);
 820                         if (ret)
 821                                 printf("fail to sound_manager_destroy_stream_information(), ret(0x%x)\n", ret);
 822                         g_stream_info_write_h = NULL;
 823                 }
 824         }
 825
 826         return 0;
 827 }
 828
 829 #define THREAD_MAX 10
 830 #define TEST_COUNT 500
 831 static void *thread_stress_test_audio_in(void *data)
 832 {
 833         int i, j;
 834         int rate;
 835         char *buf;
 836         int buffer_size;
 837         audio_channel_e ch;
 838         audio_sample_type_e type;
 839         unsigned int seed = (unsigned int)time(NULL);
 840
 841         audio_in_h input = (audio_in_h)data;
 842
 843         audio_in_prepare(input);
 844         audio_in_get_buffer_size(input, &buffer_size);
 845         buf = (char *)malloc(buffer_size);
 846         if (buf == NULL) {
 847                 printf("malloc failed\n");
 848                 goto EXIT;
 849         }
 850
 851         for (i=0; i<TEST_COUNT; i++) {
 852                 switch (rand_r(&seed) % 8) {
 853                         case 0:
 854                                 audio_in_prepare(input);
 855                                 break;
 856                         case 1:
 857                                 audio_in_read(input, buf, buffer_size);
 858                                 break;
 859                         case 2:
 860                                 audio_in_pause(input);
 861                                 break;
 862                         case 3:
 863                                 audio_in_resume(input);
 864                                 break;
 865                         case 4:
 866                                 audio_in_flush(input);
 867                                 break;
 868                         case 5:
 869                                 audio_in_unprepare(input);
 870                                 break;
 871                         case 6:
 872                                 audio_in_prepare(input);
 873                                 for  (j = 0; j < 10; j++)
 874                                         audio_in_read(input, buf, buffer_size);
 875                                 break;
 876                         case 7:
 877                                 audio_in_get_buffer_size(input, &buffer_size);
 878                                 audio_in_get_sample_rate(input, &rate);
 879                                 audio_in_get_channel(input, &ch);
 880                                 audio_in_get_sample_type(input, &type);
 881                                 break;
 882                         default:
 883                                 break;
 884                 }
 885                 if ((i % (TEST_COUNT/10)) == 0)
 886                         printf("audio_in: %x thread. count(%d/%d)\n", (int)pthread_self(), i, TEST_COUNT);
 887         }
 888         audio_in_unprepare(input);
 889
 890 EXIT:
 891         if (buf) {
 892                 free(buf);
 893                 buf = NULL;
 894         }
 895
 896         pthread_exit(0);
 897 }
 898
 899 static void *thread_stress_test_audio_out(void *data)
 900 {
 901         int i, j;
 902         int rate;
 903         char *buf;
 904         int buffer_size;
 905         audio_channel_e ch;
 906         audio_sample_type_e type;
 907         unsigned int seed = (unsigned int)time(NULL);
 908
 909         audio_out_h output = (audio_out_h)data;
 910
 911         srand(time(NULL));
 912
 913         audio_out_get_buffer_size(output, &buffer_size);
 914
 915         buf = (char *)malloc(buffer_size);
 916         if (buf == NULL) {
 917                 printf("malloc failed\n");
 918                 goto EXIT;
 919         }
 920
 921         audio_out_prepare(output);
 922         for (i = 0; i < TEST_COUNT; i++) {
 923                 switch (rand_r(&seed) % 9) {
 924                         case 0:
 925                                 audio_out_prepare(output);
 926                                 break;
 927                         case 1:
 928                                 audio_out_write(output, buf, buffer_size);
 929                                 break;
 930                         case 2:
 931                                 audio_out_pause(output);
 932                                 break;
 933                         case 3:
 934                                 audio_out_resume(output);
 935                                 break;
 936                         case 4:
 937                                 audio_out_drain(output);
 938                                 break;
 939                         case 5:
 940                                 audio_out_flush(output);
 941                                 break;
 942                         case 6:
 943                                 audio_out_write(output, buf, buffer_size);
 944                                 break;
 945                         case 7:
 946                                 audio_out_prepare(output);
 947                                 for  (j = 0; j < 10; j++)
 948                                         audio_out_write(output, buf, buffer_size);
 949                                 break;
 950                         case 8:
 951                                 audio_out_get_buffer_size(output, &buffer_size);
 952                                 audio_out_get_sample_rate(output, &rate);
 953                                 audio_out_get_channel(output, &ch);
 954                                 audio_out_get_sample_type(output, &type);
 955                                 break;
 956                         default:
 957                                 break;
 958                 }
 959                 if ((i % (TEST_COUNT/10)) == 0)
 960                         printf("audio_out: %x thread. count(%d/%d)\n", (int)pthread_self(), i, TEST_COUNT);
 961         }
 962         audio_out_unprepare(output);
 963
 964 EXIT:
 965         if (buf)
 966                 free(buf);
 967
 968         pthread_exit(0);
 969 }
 970
 971 #define OUT_HANDLE_MAX  1000
 972 #define IN_HANDLE_MAX   10
 973 void audio_io_test_handle_max()
 974 {
 975         audio_out_h output[OUT_HANDLE_MAX] = { 0, };
 976         audio_in_h input[IN_HANDLE_MAX] = { 0, };
 977         int i;
 978         int success = 0;
 979         int ret;
 980
 981         printf("==============================================\n");
 982         printf("playback handle creation test. try to create %d handles\n", OUT_HANDLE_MAX);
 983         for (i = 0; i < OUT_HANDLE_MAX; i++) {
 984                 ret = audio_out_create_new(48000, AUDIO_CHANNEL_STEREO, AUDIO_SAMPLE_TYPE_S16_LE, &output[i]);
 985                 if (ret != AUDIO_IO_ERROR_NONE) {
 986                         printf("audio_out_create_new failed.\n");
 987                         return;
 988                 }
 989
 990                 ret = audio_out_prepare(output[i]);
 991                 if (ret == AUDIO_IO_ERROR_NONE)
 992                         success++;
 993         }
 994         printf("created handle (%d/%d)\n", success, OUT_HANDLE_MAX);
 995
 996         for (i = 0; i < OUT_HANDLE_MAX; i++)
 997                 audio_out_destroy(output[i]);
 998
 999         /* pulseaudio oom when IN_HANDLE_MAX is set over 50 */
1000         printf("capture handle creation test. try to create %d handles\n", IN_HANDLE_MAX);
1001         success = 0;
1002         for (i = 0; i < IN_HANDLE_MAX; i++) {
1003                 ret = audio_in_create(48000, AUDIO_CHANNEL_STEREO, AUDIO_SAMPLE_TYPE_S16_LE, &input[i]);
1004                 if (ret != AUDIO_IO_ERROR_NONE) {
1005                         printf("audio_in_create_new failed.\n");
1006                         return;
1007                 }
1008
1009                 ret = audio_in_prepare(input[i]);
1010                 if (ret == AUDIO_IO_ERROR_NONE)
1011                         success++;
1012         }
1013         printf("created handle (%d/%d)\n", success, IN_HANDLE_MAX);
1014
1015         for (i = 0; i < IN_HANDLE_MAX; i++)
1016                 audio_in_destroy(input[i]);
1017 }
1018
1019 int audio_io_test_read_write()
1020 {
1021         int i;
1022         int ret;
1023         audio_out_h output[2];
1024         audio_in_h input;
1025
1026         int status;
1027         pthread_t t[THREAD_MAX];
1028
1029         void out_stream_cb(audio_out_h handle, size_t nbytes, void *user_data) {
1030                 char * buf = (char *)malloc(nbytes);
1031                 if (!buf) {
1032                         printf("malloc(%zu) failed\n", nbytes);
1033                         return;
1034                 }
1035                 audio_out_write(handle, buf, nbytes);
1036                 free(buf);
1037                 return;
1038         }
1039
1040         void in_stream_cb(audio_in_h handle, size_t nbytes, void *user_data) {
1041                 void* buf = NULL;
1042                 unsigned int size = nbytes;
1043
1044                 audio_in_peek(handle, (const void **)buf, &size);
1045                 audio_in_drop(handle);
1046                 return;
1047         }
1048
1049         void state_changed_cb(audio_out_h handle, audio_io_state_e previous, audio_io_state_e current, bool by_policy, void *user_data) {
1050                 return;
1051         }
1052
1053         /* audio_out sync */
1054         ret = audio_out_create_new(48000, AUDIO_CHANNEL_STEREO, AUDIO_SAMPLE_TYPE_S16_LE, &output[0]);
1055         if (ret != AUDIO_IO_ERROR_NONE) {
1056                 printf("audio_out_create_new failed. \n");
1057                 return 0;
1058         }
1059         audio_out_set_state_changed_cb(output[0], state_changed_cb, NULL);
1060
1061         /* audio_out async */
1062         ret = audio_out_create_new(48000, AUDIO_CHANNEL_STEREO, AUDIO_SAMPLE_TYPE_S16_LE, &output[1]);
1063         if (ret != AUDIO_IO_ERROR_NONE) {
1064                 printf("audio_out_create_new failed. \n");
1065                 return 0;
1066         }
1067         audio_out_set_stream_cb(output[1], out_stream_cb, NULL);
1068         audio_out_set_state_changed_cb(output[1], state_changed_cb, NULL);
1069
1070         /* audio_in */
1071         ret = audio_in_create(44100, AUDIO_CHANNEL_STEREO, AUDIO_SAMPLE_TYPE_S16_LE, &input);
1072         if (ret != AUDIO_IO_ERROR_NONE) {
1073                 printf("audio in create error = 0x%x\n", ret);
1074                 return -1;
1075         }
1076         audio_in_set_stream_cb(input, in_stream_cb, NULL);
1077
1078         printf("==============================================\n");
1079         printf("audio out sync test\n");
1080         for (i = 0; i < THREAD_MAX; i++)
1081                 pthread_create(&t[i], NULL, thread_stress_test_audio_out, output[0]);
1082
1083         for (i = 0; i < THREAD_MAX; i++) {
1084                 pthread_join(t[i], (void**)&status);
1085                 printf("thread %d finished\n", i);
1086         }
1087
1088         printf("==============================================\n");
1089         printf("audio out async test\n");
1090         for (i = 0; i < THREAD_MAX; i++)
1091                 pthread_create(&t[i], NULL, thread_stress_test_audio_out, output[1]);
1092
1093         for (i = 0; i < THREAD_MAX; i++) {
1094                 pthread_join(t[i], (void**)&status);
1095                 printf("thread %d finished\n", i);
1096         }
1097
1098         printf("==============================================\n");
1099         printf("audio in test\n");
1100         for (i = 0; i < THREAD_MAX; i++)
1101                 pthread_create(&t[i], NULL, thread_stress_test_audio_in, input);
1102
1103         for (i = 0; i < THREAD_MAX; i++) {
1104                 pthread_join(t[i], (void**)&status);
1105                 printf("thread %d finished\n", i);
1106         }
1107
1108         audio_out_destroy(output[0]);
1109         audio_out_destroy(output[1]);
1110         audio_in_destroy(input);
1111
1112         printf("stress test end\n");
1113
1114         return 0;
1115 }
1116
1117 int main(int argc, char **argv)
1118 {
1119         setbuf(stdout, NULL);
1120
1121         if (argc == 2 && !strcmp(argv[1], "loopback")) {
1122                 _direct_loopback();
1123         } else if (argc == 3 && !strcmp(argv[1], "async")) {
1124                 audio_io_async_test(atoi(argv[2]));
1125         } else if (argc == 2 && !strcmp(argv[1], "stress")) {
1126                 audio_io_test_handle_max();
1127                 audio_io_test_read_write();
1128         } else if (argc == 4) {
1129                 int channel_idx = atoi(argv[3]);
1130                 if (channel_idx <= 0 || channel_idx > 16) {
1131                         printf("Invalid channel\n");
1132                         return 0;
1133                 }
1134                 printf("run with [%s][%s][%s]\n", argv[1], argv[2], argv[3]);
1135                 _record_and_play(atoi(argv[1]), atoi(argv[2]), channel_idx);
1136         } else if (argc == 6) {
1137                 if (strcmp(argv[1], "play") == 0)
1138                         _play_file_sample_sync(argv[2], atoi(argv[3]), atoi(argv[4]), atoi(argv[5]));
1139                 else if (strcmp(argv[1], "playasync") == 0)
1140                         _play_file_sample_async(argv[2], atoi(argv[3]), atoi(argv[4]), atoi(argv[5]));
1141                 else if (strcmp(argv[1], "echocancel") == 0)
1142                         _record_echocancel(argv[2], atoi(argv[3]), atoi(argv[4]), atoi(argv[5]));
1143         } else {
1144                 printf("- Usages :\n");
1145                 printf("- # audio_io_test loopback\n");
1146                 printf("- # audio_io_test stress\n");
1147                 printf("- # audio_io_test [length to read] [number of iteration] [channels]\n");
1148                 printf("- # audio_io_test async [write(1) | read(2)]\n");
1149                 printf("- # audio_io_test play [filename] [sample rate] [channels] [type(0:U8,1:S16LE,2:S24LE,3:S24_32LE)]\n");
1150                 printf("- # audio_io_test playasync [filename] [sample rate] [channels] [type(0:U8,1:S16LE,2:S24LE,3:S24_32LE)]\n");
1151                 printf("- # audio_io_test echocancel [filename] [sample rate] [channels] [ref_dev]\n");
1152         }
1153         return 0;
1154 }