test/audio_io_test.c

   1 /*
   2 * Copyright (c) 2023 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
  34 typedef struct {
  35         float sine[TABLE_SIZE];
  36         int left_channel;
  37         int right_channel;
  38 } test_wav_t;
  39
  40 typedef struct {
  41         char filename[FILENAME_MAX];
  42         int rate;
  43         int channels;
  44         int ref_deviceid;
  45 } test_echo_cancel_t;
  46
  47 test_wav_t test_wav;
  48
  49 static int ch_table[] = { 0, AUDIO_CHANNEL_MONO, AUDIO_CHANNEL_STEREO,
  50                           AUDIO_CHANNEL_MULTI_3, AUDIO_CHANNEL_MULTI_4, AUDIO_CHANNEL_MULTI_5,
  51                           AUDIO_CHANNEL_MULTI_6, AUDIO_CHANNEL_MULTI_7, AUDIO_CHANNEL_MULTI_8,
  52                           AUDIO_CHANNEL_MULTI_9, AUDIO_CHANNEL_MULTI_10, AUDIO_CHANNEL_MULTI_11,
  53                           AUDIO_CHANNEL_MULTI_12, AUDIO_CHANNEL_MULTI_13, AUDIO_CHANNEL_MULTI_14,
  54                           AUDIO_CHANNEL_MULTI_15, AUDIO_CHANNEL_MULTI_16 };
  55 static char *state_str[] = { "IDLE", "RUNNING", "PAUSED" };
  56
  57 static void _audio_in_state_cb(audio_in_h handle, audio_io_state_e previous, audio_io_state_e current,
  58                                                                 bool by_policy, void *user_data)
  59 {
  60         printf(">>> _audio_in_state_cb() : handle(%p), (%d,%s) => (%d,%s), by_policy(%d), user_data(%p)\n",
  61                         handle, previous, state_str[previous], current, state_str[current], by_policy, user_data);
  62 }
  63
  64 static void _audio_out_state_cb(audio_out_h handle, audio_io_state_e previous, audio_io_state_e current,
  65                                                                 bool by_policy, void *user_data)
  66 {
  67         printf(">>> _audio_out_state_cb() : handle(%p), (%d,%s) => (%d,%s), by_policy(%d), user_data(%p)\n",
  68                         handle, previous, state_str[previous], current, state_str[current], by_policy, user_data);
  69 }
  70
  71 static void _play_file(char *file, int length, int num, int ch)
  72 {
  73         int i = 0;
  74         int ret = 0;
  75         int total_length = length * num;
  76         audio_out_h output;
  77         FILE *fp = fopen(file, "r");
  78         if (fp == NULL) {
  79                 printf("fopen failed\n");
  80                 return;
  81         }
  82
  83         char *buf = malloc(total_length);
  84         if (buf == NULL) {
  85                 printf("malloc failed\n");
  86                 fclose(fp);
  87                 return;
  88         }
  89
  90         printf("# start to play [%s][%d][%d]\n", file, total_length, ch);
  91         printf(" > create\n");
  92         audio_out_create_new(44100, ch_table[ch], AUDIO_SAMPLE_TYPE_S16_LE, &output);
  93         if (fread(buf, 1, total_length, fp) != total_length)
  94                 printf("error!!!!\n");
  95
  96         ret = audio_out_set_state_changed_cb(output, _audio_out_state_cb, NULL);
  97         if (ret != AUDIO_IO_ERROR_NONE) {
  98                 printf("audio_out_set_state_changed_cb failed. \n");
  99         }
 100
 101         printf("  > prepare\n");
 102         audio_out_prepare(output);
 103
 104         char *pbuf = buf;
 105         for (i = 0; i < num; i++) {
 106                 printf("### write = (%d/%d) ============== \n", i, num);
 107                 audio_out_write(output, pbuf, length);
 108                 pbuf += length;
 109
 110         }
 111         printf("  < unprepare\n");
 112         audio_out_drain(output);
 113         audio_out_unprepare(output);
 114
 115         printf(" < destroy\n");
 116         audio_out_destroy(output);
 117
 118         fclose(fp);
 119         free(buf);
 120
 121         printf("# play done\n");
 122 }
 123
 124 #define DUMP_FILE "/root/test.raw"
 125
 126 FILE *fp = NULL;
 127
 128 static void _audio_out_stream_cb(audio_out_h handle, size_t nbytes, void *user_data)
 129 {
 130         char *buf = NULL;
 131         int read_bytes = 0;
 132         int written = 0;
 133
 134         if (fp == NULL) {
 135                 printf("FILE is NULL\n");
 136                 return;
 137         }
 138
 139         buf = (char *)malloc(nbytes);
 140         if (!buf) {
 141                 printf("malloc(%zu) failed\n", nbytes);
 142                 return;
 143         }
 144
 145         read_bytes = fread(buf, 1, nbytes, fp);
 146
 147         written = audio_out_write(handle, buf, read_bytes);
 148         printf("written : %6d/%6d (requested %zu)\n", written, read_bytes, nbytes);
 149
 150         if (read_bytes < nbytes) {
 151                 printf("EOS!!!!\n");
 152                 fclose(fp);
 153                 fp = NULL;
 154         }
 155         free(buf);
 156 }
 157
 158 static void _play_file_sample_async(char *file, int frequency, int ch, int type)
 159 {
 160         audio_out_h output;
 161         int file_size = 0;
 162
 163         if (ch < 0 || ch > 2)
 164                 ch = 0;
 165
 166         fp = fopen(file, "r");
 167         if (fp == NULL) {
 168                 printf("open failed\n");
 169                 return;
 170         }
 171         printf("start to play [%s] of size [%d] with [%d][%d][%d]\n", file, file_size, frequency, ch, type);
 172         audio_out_create_new(frequency, ch_table[ch], AUDIO_SAMPLE_TYPE_U8 + type, &output);
 173
 174         audio_out_set_state_changed_cb(output, _audio_out_state_cb, NULL);
 175         audio_out_set_stream_cb(output, _audio_out_stream_cb, fp);
 176         audio_out_prepare(output);
 177
 178         while (fp) {
 179                 usleep(10000); /* 10ms */
 180         }
 181
 182         printf("FINISHED!!!\n");
 183
 184         audio_out_unprepare(output);
 185         audio_out_destroy(output);
 186
 187         printf("play done\n");
 188 }
 189
 190 static void _play_file_sample_sync(char *file, int frequency, int ch, int type)
 191 {
 192         audio_out_h output;
 193         long file_size = 0;
 194         size_t read_bytes = 0;
 195         int buffer_size = 0;
 196         char *buf = NULL;
 197         FILE *fp = NULL;
 198         int i = 0;
 199
 200         if (ch < 0 || ch > 2)
 201                 ch = 0;
 202
 203         fp = fopen(file, "r");
 204         if (fp == NULL) {
 205                 printf("open failed\n");
 206                 return;
 207         }
 208         /* Get the size */
 209         fseek(fp, 0, SEEK_END);
 210         file_size = ftell(fp);
 211         fseek(fp, 0, SEEK_SET);
 212
 213         printf("Play [%s] of size [%ld] with [%d][%d][%d]\n", file, file_size, frequency, ch, type);
 214         audio_out_create_new(frequency, ch_table[ch], AUDIO_SAMPLE_TYPE_U8 + type, &output);
 215
 216         audio_out_set_state_changed_cb(output, _audio_out_state_cb, NULL);
 217         audio_out_prepare(output);
 218
 219         audio_out_get_buffer_size(output, &buffer_size);
 220         buf = (char *)calloc(buffer_size, sizeof(char));
 221         if (buf == NULL) {
 222                 printf("malloc failed\n");
 223                 goto EXIT;
 224         }
 225
 226         printf("Press any key to continue....\n");
 227         getchar();
 228         printf("Start to read[%d] from file and write : \n", buffer_size);
 229
 230         while (file_size > 0) {
 231                 read_bytes = fread(buf, 1, buffer_size, fp);
 232
 233                 printf(".");
 234                 if (++i % 10 == 0)
 235                         printf("|");
 236                 if (i % 100 == 0) {
 237                         printf("\n");
 238                         i = 0;
 239                 }
 240
 241                 if (read_bytes != buffer_size) {
 242                         if (feof(fp)) {
 243                                 printf("\n EOS! this is a last buffer! \n");
 244                         } else if (ferror(fp)) {
 245                                 printf("\n Error!\n");
 246                                 break;
 247                         }
 248                 }
 249
 250                 audio_out_write(output, buf, (unsigned int)read_bytes);
 251
 252                 file_size -= (long)read_bytes;
 253                 usleep(10000);
 254         }
 255
 256 EXIT:
 257         printf("\n Cleanup now!\n");
 258         audio_out_unprepare(output);
 259         audio_out_destroy(output);
 260
 261         if (buf)
 262                 free(buf);
 263         if (fp)
 264                 fclose(fp);
 265
 266         printf("Play done\n");
 267 }
 268
 269 static void *_record_echo_cancel_thread(void *userdata)
 270 {
 271         int ret, size;
 272         sound_stream_info_h stream_info;
 273         audio_in_h input = NULL;
 274         FILE *fp = NULL;
 275         char *buffer = NULL;
 276
 277         sound_device_list_h device_list = NULL;
 278         sound_device_h device;
 279         bool found = false;
 280         int id;
 281
 282         test_echo_cancel_t *data = (test_echo_cancel_t *)userdata;
 283
 284         ret = audio_in_create(data->rate, ch_table[data->channels], AUDIO_SAMPLE_TYPE_S16_LE, &input);
 285         if (ret != AUDIO_IO_ERROR_NONE) {
 286                 printf("audio in create error = 0x%x\n", ret);
 287                 goto out;
 288         }
 289
 290         ret = sound_manager_create_stream_information(SOUND_STREAM_TYPE_MEDIA, NULL, NULL, &stream_info);
 291         if (ret) {
 292                 printf("fail to sound_manager_create_stream_information(), ret(0x%x)\n", ret);
 293                 goto out;
 294         }
 295
 296         if (sound_manager_get_device_list(SOUND_DEVICE_ALL_MASK, &device_list) != SOUND_MANAGER_ERROR_NONE) {
 297                 printf("fail to get device list");
 298                 goto out;
 299         }
 300
 301         if (data->ref_deviceid != SOUND_MANAGER_STREAM_NO_REFERENCE_DEVICE) {
 302                 while (sound_manager_get_next_device(device_list, &device) == SOUND_MANAGER_ERROR_NONE) {
 303                         if (sound_manager_get_device_id(device, &id) != SOUND_MANAGER_ERROR_NONE)
 304                                 goto out;
 305
 306                         if (data->ref_deviceid == id) {
 307                                 found = true;
 308                                 break;
 309                         }
 310                 }
 311
 312                 if (!found) {
 313                         printf("Failed to find reference device");
 314                         goto out;
 315                 }
 316
 317                 ret = sound_manager_set_echo_cancel_reference_device(stream_info, device, SOUND_ACOUSTIC_ECHO_CANCEL_VOICE_CALL);
 318                 if (ret != SOUND_MANAGER_ERROR_NONE) {
 319                         printf("fail to sound_manager_set_echo_cancel_reference_device(), ret(0x%x)\n", ret);
 320                         goto out;
 321                 }
 322         }
 323
 324         ret = audio_in_set_sound_stream_info(input, stream_info);
 325         if (ret != AUDIO_IO_ERROR_NONE) {
 326                 printf("fail to audio_in_set_sound_stream_info(), ret(0x%x)\n", ret);
 327                 goto out;
 328         }
 329
 330         ret = audio_in_prepare(input);
 331         if (ret != AUDIO_IO_ERROR_NONE) {
 332                 printf("ERROR, prepare\n");
 333                 goto out;
 334         }
 335
 336         ret = audio_in_get_buffer_size(input, &size);
 337         if (ret != AUDIO_IO_ERROR_NONE) {
 338                 printf("ERROR, get_buffer_size\n");
 339                 goto out;
 340         }
 341
 342         fp = fopen(data->filename, "wb+");
 343         if (fp == NULL) {
 344                 printf("ERROR, file open failed\n");
 345                 goto out;
 346         }
 347
 348         buffer = alloca(size);
 349
 350         while (1) {
 351                 ret = audio_in_read(input, (void *)buffer, size);
 352                 if (ret <= 0) {
 353                         printf("FAIL, size=%d, ret=0x%x\n", size, ret);
 354                         goto out;
 355                 }
 356
 357                 fwrite(buffer, size, sizeof(char), fp);
 358         }
 359
 360 out:
 361         if (fp)
 362                 fclose(fp);
 363
 364         if (input) {
 365                 audio_in_unprepare(input);
 366                 audio_in_destroy(input);
 367         }
 368
 369         if (device_list)
 370                 if (sound_manager_free_device_list(device_list) != SOUND_MANAGER_ERROR_NONE)
 371                         printf("fail to free device list\n");
 372
 373         pthread_exit(0);
 374
 375         return NULL;
 376 }
 377
 378 static void _test_echo_cancel(const char *filename, int rate, int channels, int ref_deviceid, bool capture)
 379 {
 380         int status;
 381         pthread_t thread_echo_cancel;
 382         test_echo_cancel_t data;
 383
 384         snprintf(data.filename, FILENAME_MAX, "%s", filename);
 385         data.rate = rate;
 386         data.channels = channels;
 387         data.ref_deviceid = ref_deviceid;
 388         pthread_create(&thread_echo_cancel, NULL, _record_echo_cancel_thread, &data);
 389
 390         if (capture) {
 391                 pthread_t thread_capture;
 392                 test_echo_cancel_t data_capture;
 393
 394                 snprintf(data_capture.filename, FILENAME_MAX, "%s_%s", filename, "norm");
 395                 data_capture.rate = rate;
 396                 data_capture.channels = channels;
 397                 data_capture.ref_deviceid = SOUND_MANAGER_STREAM_NO_REFERENCE_DEVICE;
 398
 399                 pthread_create(&thread_capture, NULL, _record_echo_cancel_thread, &data_capture);
 400                 pthread_join(thread_capture, (void**)&status);
 401         }
 402
 403         pthread_join(thread_echo_cancel, (void**)&status);
 404 }
 405
 406 static int _record_and_play(int length, int num, int ch)
 407 {
 408         int ret, size, i;
 409         audio_in_h input = NULL;
 410         FILE *fp = NULL;
 411         char *buffer = NULL;
 412
 413         ret = audio_in_create(44100, ch_table[ch], AUDIO_SAMPLE_TYPE_S16_LE, &input);
 414         if (ret != AUDIO_IO_ERROR_NONE) {
 415                 printf("audio in create error = 0x%x\n", ret);
 416                 return -1;
 417         }
 418
 419         ret = audio_in_set_state_changed_cb(input, _audio_in_state_cb, NULL);
 420         if (ret != AUDIO_IO_ERROR_NONE) {
 421                 printf("audio_in_set_state_changed_cb failed. \n");
 422                 goto error;
 423         }
 424
 425         ret = audio_in_prepare(input);
 426         if (ret != AUDIO_IO_ERROR_NONE) {
 427                 printf("ERROR, prepare\n");
 428                 goto error;
 429         }
 430
 431         fp = fopen(DUMP_FILE, "wb+");
 432         if (fp == NULL) {
 433                 printf("ERROR, file open failed\n");
 434                 goto error;
 435         }
 436
 437         ret = audio_in_get_buffer_size(input, &size);
 438         if (ret != AUDIO_IO_ERROR_NONE) {
 439                 printf("ERROR, prepare\n");
 440                 goto error;
 441         }
 442
 443         size = length;
 444         buffer = alloca(size);
 445
 446         for (i = 0; i < num; i++) {
 447                 printf("### read = (%d/%d) ============== ", i, num);
 448                 if ((ret = audio_in_read(input, (void *)buffer, size)) > AUDIO_IO_ERROR_NONE) {
 449                         fwrite(buffer, size, sizeof(char), fp);
 450                         printf("PASS, size=%d, ret=0x%x\n", size, ret);
 451                 } else {
 452                         printf("FAIL, size=%d, ret=0x%x\n", size, ret);
 453                 }
 454         }
 455
 456         fclose(fp);
 457
 458         audio_in_unprepare(input);
 459         audio_in_destroy(input);
 460
 461         _play_file(DUMP_FILE, length, num, ch);
 462
 463         return 0;
 464
 465 error:
 466         audio_in_destroy(input);
 467         if (fp)
 468                 fclose(fp);
 469         return -1;
 470 }
 471
 472 static int _direct_loopback()
 473 {
 474         int ret, size;
 475         audio_in_h input = NULL;
 476         audio_out_h output = NULL;
 477         char *buffer = NULL;
 478         int i = 0;
 479
 480         ret = audio_in_create(16000, AUDIO_CHANNEL_MONO, AUDIO_SAMPLE_TYPE_S16_LE, &input);
 481         if (ret != AUDIO_IO_ERROR_NONE) {
 482                 printf("audio_in_create_ex failed. \n");
 483                 return ret;
 484         }
 485         ret = audio_out_create_new(16000, AUDIO_CHANNEL_MONO, AUDIO_SAMPLE_TYPE_S16_LE, &output);
 486         if (ret != AUDIO_IO_ERROR_NONE) {
 487                 printf("audio_out_create_new failed. \n");
 488                 goto exit;
 489         }
 490
 491         ret = audio_in_prepare(input);
 492         if (ret != 0) {
 493                 printf("audio_in_prepare failed, err(0x%x)\n", ret);
 494                 goto exit;
 495         }
 496
 497         ret = audio_in_get_buffer_size(input, &size);
 498         if (ret != AUDIO_IO_ERROR_NONE) {
 499                 printf("audio_in_get_buffer_size failed, err(0x%x)\n", ret);
 500                 goto exit;
 501         }
 502
 503         printf("size(%d)\n", size);
 504         buffer = alloca(size);
 505
 506         ret = audio_out_prepare(output);
 507         if (ret != 0) {
 508                 printf("audio_out_prepare failed, err(0x%x)\n", ret);
 509                 goto exit;
 510         }
 511
 512         if (buffer == NULL) {
 513                 printf("buffer is null\n");
 514                 ret = -1;
 515                 goto exit;
 516         }
 517
 518         printf("Start to loopback(read/write) with [16kHz/MONO/S16LE]!!!\n");
 519
 520         while (1) {
 521                 ret = audio_in_read(input, (void *)buffer, size);
 522                 if (ret > AUDIO_IO_ERROR_NONE) {
 523                         ret = audio_out_write(output, buffer, size);
 524                         if (ret > AUDIO_IO_ERROR_NONE) {
 525                                 printf(".");
 526                                 i++;
 527                                 if (i % 10 == 0)
 528                                         printf("|");
 529                                 if (i % 100 == 0) {
 530                                         printf("\n");
 531                                         i = 0;
 532                                 }
 533                         } else {
 534                                 printf("audio read success, write failed. buffer(%p), size(%d)\n", buffer, size);
 535                         }
 536                 } else {
 537                         printf("audio read/write failed. buffer(%p), size(%d)\n", buffer, size);
 538                 }
 539                 usleep(10000);
 540         }
 541
 542 exit:
 543         if (input)
 544                 audio_in_destroy(input);
 545         if (output)
 546                 audio_out_destroy(output);
 547
 548         return ret;
 549
 550 }
 551
 552 audio_in_h input;
 553 audio_out_h output;
 554
 555 FILE *fp_w = NULL;
 556
 557 sound_stream_info_h g_stream_info_read_h = NULL;
 558 sound_stream_info_h g_stream_info_write_h = NULL;
 559
 560 static void _focus_cb(sound_stream_info_h stream_info, sound_stream_focus_mask_e focus_mask,
 561                                         sound_stream_focus_state_e focus_state,
 562                                         sound_stream_focus_change_reason_e reason_for_change, int sound_behavior,
 563                                         const char *additional_info, void *user_data)
 564 {
 565         printf("*** focus_callback_read is called, stream_info(%p, read(%p)/write(%p)) ***\n",
 566                         stream_info, g_stream_info_read_h, g_stream_info_write_h);
 567         printf(" - reason_for_change(%d), additional_info(%s), user_data(%p)\n",
 568                         reason_for_change, additional_info, user_data);
 569         printf(" - focus_state is :%d \n", focus_state);
 570
 571         return;
 572 }
 573
 574 static void _audio_io_stream_read_cb(audio_in_h handle, size_t nbytes, void *user_data)
 575 {
 576         const void *buffer = NULL;
 577         unsigned int len = (unsigned int)nbytes;
 578
 579         if (len == 0)
 580                 return;
 581
 582         audio_in_peek(handle, &buffer, &len);
 583         if (fp_w)
 584                 fwrite(buffer, sizeof(char), len, fp_w);
 585         audio_in_drop(handle);
 586 }
 587
 588 static void _audio_io_stream_write_cb(audio_out_h handle, size_t nbytes, void *user_data)
 589 {
 590         short *buffer = NULL;
 591         size_t i = 0;
 592
 593         if (nbytes == 0)
 594                 return;
 595
 596         buffer = (short *)malloc(nbytes);
 597         if (buffer == NULL) {
 598                 printf("malloc failed\n");
 599                 return;
 600         }
 601         memset(buffer, 0, nbytes);
 602
 603         for (i = 0; i < nbytes / 2; i += 2) {
 604                 buffer[i] = (short)32768 *test_wav.sine[test_wav.left_channel]; /* left */
 605                 buffer[i + 1] = (short)32768 *test_wav.sine[test_wav.right_channel]; /* right */
 606                 test_wav.left_channel += 1;
 607                 if (test_wav.left_channel >= TABLE_SIZE)
 608                         test_wav.left_channel -= TABLE_SIZE;
 609                 test_wav.right_channel += 3;
 610                 if (test_wav.right_channel >= TABLE_SIZE)
 611                         test_wav.right_channel -= TABLE_SIZE;
 612         }
 613
 614         audio_out_write(handle, buffer, nbytes);
 615
 616         free(buffer);
 617 }
 618
 619 int _convert_cmd_and_run(char cmd, int mode)
 620 {
 621         int ret = 0;
 622         switch (cmd) {
 623         case 'P':
 624                 if (mode & 0x01)
 625                         ret = audio_out_prepare(output);
 626                 if (mode & 0x02)
 627                         ret = audio_in_prepare(input);
 628                 break;
 629         case 'u':
 630                 if (mode & 0x01)
 631                         ret = audio_out_unprepare(output);
 632                 if (mode & 0x02)
 633                         ret = audio_in_unprepare(input);
 634                 break;
 635         case 'p':
 636                 if (mode & 0x01)
 637                         ret = audio_out_pause(output);
 638                 if (mode & 0x02)
 639                         ret = audio_in_pause(input);
 640                 break;
 641         case 'r':
 642                 if (mode & 0x01)
 643                         ret = audio_out_resume(output);
 644                 if (mode & 0x02)
 645                         ret = audio_in_resume(input);
 646                 break;
 647         case 'd':
 648                 if (mode & 0x01)
 649                         ret = audio_out_drain(output);
 650                 break;
 651         case 'f':
 652                 if (mode & 0x01)
 653                         ret = audio_out_flush(output);
 654                 if (mode & 0x02)
 655                         ret = audio_in_flush(input);
 656                 break;
 657         case 'i':
 658                 ret = sound_manager_create_stream_information(SOUND_STREAM_TYPE_MEDIA, _focus_cb, NULL, &g_stream_info_write_h);
 659                 if (ret)
 660                         printf("fail to sound_manager_create_stream_information(), ret(0x%x)\n", ret);
 661                 break;
 662         case 'q': /* quit */
 663                 ret = 1;
 664                 break;
 665         default:
 666                 ret = 1;
 667                 break;
 668         }
 669         return ret;
 670 }
 671
 672 int audio_io_async_test(int mode)
 673 {
 674         int ret, size;
 675         char *buffer = NULL;
 676         int i = 0;
 677
 678         char cmd = 0;
 679         int cmd_ret;
 680
 681         int write_mode = (mode & 0x01);
 682         int read_mode = (mode & 0x02);
 683
 684         sound_stream_focus_state_e playback_focus_state;
 685         sound_stream_focus_state_e recording_focus_state;
 686
 687         if ((write_mode == 0) && (read_mode == 0)) {
 688                 printf("not vaild mode.\n");
 689                 return 0;
 690         }
 691
 692         if (read_mode) {
 693
 694                 printf("audio_in_create\n");
 695                 ret = audio_in_create(44100, AUDIO_CHANNEL_STEREO, AUDIO_SAMPLE_TYPE_S16_LE, &input);
 696                 if (ret != AUDIO_IO_ERROR_NONE) {
 697                         printf("audio_in_create_ex failed. \n");
 698                         return 0;
 699                 }
 700                 printf("audio_in_create success!!! [%p]\n", input);
 701
 702                 ret = audio_in_set_stream_cb(input, _audio_io_stream_read_cb, NULL);
 703                 if (ret != AUDIO_IO_ERROR_NONE) {
 704                         printf("audio_in_set_stream_cb failed. \n");
 705                         goto EXIT;
 706                 }
 707                 printf("audio_in_set_stream_cb success!!! [%p]\n", input);
 708
 709                 ret = audio_in_set_state_changed_cb(input, _audio_in_state_cb, NULL);
 710                 if (ret != AUDIO_IO_ERROR_NONE) {
 711                         printf("audio_out_set_state_changed_cb failed. \n");
 712                         goto EXIT;
 713                 }
 714                 printf("audio_out_set_state_changed_cb success!!! [%p]\n", input);
 715
 716                 ret = sound_manager_create_stream_information(SOUND_STREAM_TYPE_MEDIA, _focus_cb, NULL, &g_stream_info_read_h);
 717                 if (ret) {
 718                         printf("fail to sound_manager_create_stream_information(), ret(0x%x)\n", ret);
 719                         goto EXIT;
 720                 }
 721                 ret = audio_in_set_sound_stream_info(input, g_stream_info_read_h);
 722                 if (ret)
 723                         printf("fail to audio_in_set_sound_stream_info(), ret(0x%x)\n", ret);
 724
 725                 ret = sound_manager_acquire_focus(g_stream_info_read_h, SOUND_STREAM_FOCUS_FOR_RECORDING, SOUND_BEHAVIOR_NONE, NULL);
 726                 if (ret) {
 727                         printf("fail to sound_manager_acquire_focus() for RECORDING, ret(0x%x)\n", ret);
 728                         goto EXIT;
 729                 }
 730
 731                 fp_w = fopen("/tmp/pcm_w.raw", "w");
 732         }
 733
 734         if (write_mode) {
 735                 printf("before audio_out_create_new\n");
 736                 getchar();
 737
 738                 printf("audio_out_create_new\n");
 739                 ret = audio_out_create_new(44100, AUDIO_CHANNEL_STEREO, AUDIO_SAMPLE_TYPE_S16_LE, &output);
 740                 if (ret != AUDIO_IO_ERROR_NONE) {
 741                         printf("audio_out_create_new failed. \n");
 742                         goto EXIT;
 743                 }
 744                 printf("audio_out_create_new success!!! [%p]\n", output);
 745
 746                 ret = audio_out_set_stream_cb(output, _audio_io_stream_write_cb, NULL);
 747                 if (ret != AUDIO_IO_ERROR_NONE) {
 748                         printf("audio_out_set_stream_cb failed. \n");
 749                         goto EXIT;
 750                 }
 751                 printf("audio_out_set_stream_cb success!!! [%p]\n", output);
 752
 753                 ret = audio_out_set_state_changed_cb(output, _audio_out_state_cb, NULL);
 754                 if (ret != AUDIO_IO_ERROR_NONE) {
 755                         printf("audio_out_set_state_changed_cb failed. \n");
 756                         goto EXIT;
 757                 }
 758                 printf("audio_out_set_state_changed_cb success!!! [%p]\n", output);
 759
 760                 ret = sound_manager_create_stream_information(SOUND_STREAM_TYPE_MEDIA, _focus_cb, NULL, &g_stream_info_write_h);
 761                 if (ret) {
 762                         printf("fail to sound_manager_create_stream_information(), ret(0x%x)\n", ret);
 763                         goto EXIT;
 764                 }
 765
 766                 ret = audio_out_set_sound_stream_info(output, g_stream_info_write_h);
 767                 if (ret)
 768                         printf("fail to audio_out_set_sound_stream_info(), ret(0x%x)\n", ret);
 769
 770                 ret = sound_manager_acquire_focus(g_stream_info_write_h, SOUND_STREAM_FOCUS_FOR_PLAYBACK, SOUND_BEHAVIOR_NONE, NULL);
 771                 if (ret) {
 772                         printf("fail to sound_manager_acquire_focus() for PLAYBACK, ret(0x%x)\n", ret);
 773                         goto EXIT;
 774                 }
 775
 776                 /* generate wave data */
 777                 for (i = 0; i < TABLE_SIZE; i++)
 778                         test_wav.sine[i] = 0.9 * (float)sin(((double)i / (double)TABLE_SIZE) * M_PI * 2.);
 779                 test_wav.left_channel = test_wav.right_channel = 0;
 780         }
 781
 782         if (read_mode) {
 783                 printf("before audio_in_prepare\n");
 784                 getchar();
 785                 printf("audio_in_prepare\n");
 786                 ret = audio_in_prepare(input);
 787                 if (ret != 0) {
 788                         printf("audio_in_prepare failed, err(0x%x)\n", ret);
 789                         audio_in_destroy(input);
 790                         goto EXIT;
 791                 } else {
 792                         ret = audio_in_get_buffer_size(input, &size);
 793                         if (ret != AUDIO_IO_ERROR_NONE) {
 794                                 printf("audio_in_get_buffer_size failed, err(0x%x)\n", ret);
 795                                 goto EXIT;
 796                         } else {
 797                                 printf("size(%d)\n", size);
 798                                 buffer = alloca(size);
 799                         }
 800                 }
 801
 802                 if (buffer == NULL) {
 803                         printf("buffer is null\n");
 804                         goto EXIT;
 805                 }
 806         }
 807
 808         if (write_mode) {
 809                 printf("before audio_out_prepare\n");
 810                 getchar();
 811                 printf("audio_out_prepare\n");
 812                 ret = audio_out_prepare(output);
 813                 if (ret != 0) {
 814                         printf("audio_out_prepare failed, err(0x%x)\n", ret);
 815                         audio_out_destroy(output);
 816                         goto EXIT;
 817                 }
 818         }
 819
 820         do {
 821                 printf("command(q:quit) : ");
 822                 ret = getchar();
 823                 if (ret == EOF)
 824                         goto EXIT;
 825                 cmd = (char)ret;
 826                 if (cmd != '\n')
 827                         getchar();
 828                 cmd_ret = _convert_cmd_and_run(cmd, mode);
 829                 printf("  - result code : %d\n", cmd_ret);
 830         } while (cmd != 'q');
 831
 832 EXIT:
 833         if (read_mode) {
 834                 if (input) {
 835                         printf("audio_in_unprepare\n");
 836                         audio_in_unprepare(input);
 837                         printf("audio_in_destroy\n");
 838                         audio_in_destroy(input);
 839                         input = NULL;
 840                 }
 841
 842                 if (fp_w) {
 843                         fclose(fp_w);
 844                         fp_w = NULL;
 845                 }
 846
 847                 if (g_stream_info_read_h) {
 848                         ret = sound_manager_get_focus_state(g_stream_info_read_h, NULL, &recording_focus_state);
 849                         if (recording_focus_state == SOUND_STREAM_FOCUS_STATE_ACQUIRED) {
 850                                 ret = sound_manager_release_focus(g_stream_info_read_h, SOUND_STREAM_FOCUS_FOR_RECORDING, SOUND_BEHAVIOR_NONE, NULL);
 851                                 if (ret)
 852                                         printf("fail to sound_manager_release_focus() for recording, ret(0x%x)\n", ret);
 853                         }
 854                         ret = sound_manager_destroy_stream_information(g_stream_info_read_h);
 855                         if (ret)
 856                                 printf("fail to sound_manager_destroy_stream_information(), ret(0x%x)\n", ret);
 857                         g_stream_info_read_h = NULL;
 858                 }
 859         }
 860
 861         if (write_mode) {
 862                 if (output) {
 863                         printf("audio_out_unprepare\n");
 864                         audio_out_unprepare(output);
 865                         printf("audio_out_destroy\n");
 866                         audio_out_destroy(output);
 867                 }
 868
 869                 if (g_stream_info_write_h) {
 870                         ret = sound_manager_get_focus_state(g_stream_info_write_h, &playback_focus_state, NULL);
 871                         if (playback_focus_state == SOUND_STREAM_FOCUS_STATE_ACQUIRED) {
 872                                 ret = sound_manager_release_focus(g_stream_info_write_h, SOUND_STREAM_FOCUS_FOR_PLAYBACK, SOUND_BEHAVIOR_NONE, NULL);
 873                                 if (ret)
 874                                         printf("fail to sound_manager_release_focus() for playback, ret(0x%x)\n", ret);
 875                         }
 876                         ret = sound_manager_destroy_stream_information(g_stream_info_write_h);
 877                         if (ret)
 878                                 printf("fail to sound_manager_destroy_stream_information(), ret(0x%x)\n", ret);
 879                         g_stream_info_write_h = NULL;
 880                 }
 881         }
 882
 883         return 0;
 884 }
 885
 886 #define THREAD_MAX 10
 887 #define TEST_COUNT 500
 888 static void *thread_stress_test_audio_in(void *data)
 889 {
 890         int i, j;
 891         int rate;
 892         char *buf;
 893         int buffer_size;
 894         audio_channel_e ch;
 895         audio_sample_type_e type;
 896         unsigned int seed = (unsigned int)time(NULL);
 897
 898         audio_in_h input = (audio_in_h)data;
 899
 900         audio_in_prepare(input);
 901         audio_in_get_buffer_size(input, &buffer_size);
 902         buf = (char *)malloc(buffer_size);
 903         if (buf == NULL) {
 904                 printf("malloc failed\n");
 905                 goto EXIT;
 906         }
 907
 908         for (i=0; i<TEST_COUNT; i++) {
 909                 switch (rand_r(&seed) % 8) {
 910                         case 0:
 911                                 audio_in_prepare(input);
 912                                 break;
 913                         case 1:
 914                                 audio_in_read(input, buf, buffer_size);
 915                                 break;
 916                         case 2:
 917                                 audio_in_pause(input);
 918                                 break;
 919                         case 3:
 920                                 audio_in_resume(input);
 921                                 break;
 922                         case 4:
 923                                 audio_in_flush(input);
 924                                 break;
 925                         case 5:
 926                                 audio_in_unprepare(input);
 927                                 break;
 928                         case 6:
 929                                 audio_in_prepare(input);
 930                                 for  (j = 0; j < 10; j++)
 931                                         audio_in_read(input, buf, buffer_size);
 932                                 break;
 933                         case 7:
 934                                 audio_in_get_buffer_size(input, &buffer_size);
 935                                 audio_in_get_sample_rate(input, &rate);
 936                                 audio_in_get_channel(input, &ch);
 937                                 audio_in_get_sample_type(input, &type);
 938                                 break;
 939                         default:
 940                                 break;
 941                 }
 942                 if ((i % (TEST_COUNT/10)) == 0)
 943                         printf("audio_in: %x thread. count(%d/%d)\n", (int)pthread_self(), i, TEST_COUNT);
 944         }
 945         audio_in_unprepare(input);
 946
 947 EXIT:
 948         if (buf) {
 949                 free(buf);
 950                 buf = NULL;
 951         }
 952
 953         pthread_exit(0);
 954 }
 955
 956 static void *thread_stress_test_audio_out(void *data)
 957 {
 958         int i, j;
 959         int rate;
 960         char *buf;
 961         int buffer_size;
 962         audio_channel_e ch;
 963         audio_sample_type_e type;
 964         unsigned int seed = (unsigned int)time(NULL);
 965
 966         audio_out_h output = (audio_out_h)data;
 967
 968         srand(time(NULL));
 969
 970         audio_out_get_buffer_size(output, &buffer_size);
 971
 972         buf = (char *)malloc(buffer_size);
 973         if (buf == NULL) {
 974                 printf("malloc failed\n");
 975                 goto EXIT;
 976         }
 977
 978         audio_out_prepare(output);
 979         for (i = 0; i < TEST_COUNT; i++) {
 980                 switch (rand_r(&seed) % 9) {
 981                         case 0:
 982                                 audio_out_prepare(output);
 983                                 break;
 984                         case 1:
 985                                 audio_out_write(output, buf, buffer_size);
 986                                 break;
 987                         case 2:
 988                                 audio_out_pause(output);
 989                                 break;
 990                         case 3:
 991                                 audio_out_resume(output);
 992                                 break;
 993                         case 4:
 994                                 audio_out_drain(output);
 995                                 break;
 996                         case 5:
 997                                 audio_out_flush(output);
 998                                 break;
 999                         case 6:
1000                                 audio_out_write(output, buf, buffer_size);
1001                                 break;
1002                         case 7:
1003                                 audio_out_prepare(output);
1004                                 for  (j = 0; j < 10; j++)
1005                                         audio_out_write(output, buf, buffer_size);
1006                                 break;
1007                         case 8:
1008                                 audio_out_get_buffer_size(output, &buffer_size);
1009                                 audio_out_get_sample_rate(output, &rate);
1010                                 audio_out_get_channel(output, &ch);
1011                                 audio_out_get_sample_type(output, &type);
1012                                 break;
1013                         default:
1014                                 break;
1015                 }
1016                 if ((i % (TEST_COUNT/10)) == 0)
1017                         printf("audio_out: %x thread. count(%d/%d)\n", (int)pthread_self(), i, TEST_COUNT);
1018         }
1019         audio_out_unprepare(output);
1020
1021 EXIT:
1022         if (buf)
1023                 free(buf);
1024
1025         pthread_exit(0);
1026 }
1027
1028 #define OUT_HANDLE_MAX  1000
1029 #define IN_HANDLE_MAX   10
1030 void audio_io_test_handle_max()
1031 {
1032         audio_out_h output[OUT_HANDLE_MAX] = { 0, };
1033         audio_in_h input[IN_HANDLE_MAX] = { 0, };
1034         int i;
1035         int success = 0;
1036         int ret;
1037
1038         printf("==============================================\n");
1039         printf("playback handle creation test. try to create %d handles\n", OUT_HANDLE_MAX);
1040         for (i = 0; i < OUT_HANDLE_MAX; i++) {
1041                 ret = audio_out_create_new(48000, AUDIO_CHANNEL_STEREO, AUDIO_SAMPLE_TYPE_S16_LE, &output[i]);
1042                 if (ret != AUDIO_IO_ERROR_NONE) {
1043                         printf("audio_out_create_new failed.\n");
1044                         return;
1045                 }
1046
1047                 ret = audio_out_prepare(output[i]);
1048                 if (ret == AUDIO_IO_ERROR_NONE)
1049                         success++;
1050         }
1051         printf("created handle (%d/%d)\n", success, OUT_HANDLE_MAX);
1052
1053         for (i = 0; i < OUT_HANDLE_MAX; i++)
1054                 audio_out_destroy(output[i]);
1055
1056         /* pulseaudio oom when IN_HANDLE_MAX is set over 50 */
1057         printf("capture handle creation test. try to create %d handles\n", IN_HANDLE_MAX);
1058         success = 0;
1059         for (i = 0; i < IN_HANDLE_MAX; i++) {
1060                 ret = audio_in_create(48000, AUDIO_CHANNEL_STEREO, AUDIO_SAMPLE_TYPE_S16_LE, &input[i]);
1061                 if (ret != AUDIO_IO_ERROR_NONE) {
1062                         printf("audio_in_create_new failed.\n");
1063                         return;
1064                 }
1065
1066                 ret = audio_in_prepare(input[i]);
1067                 if (ret == AUDIO_IO_ERROR_NONE)
1068                         success++;
1069         }
1070         printf("created handle (%d/%d)\n", success, IN_HANDLE_MAX);
1071
1072         for (i = 0; i < IN_HANDLE_MAX; i++)
1073                 audio_in_destroy(input[i]);
1074 }
1075
1076 int audio_io_test_read_write()
1077 {
1078         int i;
1079         int ret;
1080         audio_out_h output[2];
1081         audio_in_h input;
1082
1083         int status;
1084         pthread_t t[THREAD_MAX];
1085
1086         void out_stream_cb(audio_out_h handle, size_t nbytes, void *user_data) {
1087                 char * buf = (char *)malloc(nbytes);
1088                 if (!buf) {
1089                         printf("malloc(%zu) failed\n", nbytes);
1090                         return;
1091                 }
1092                 audio_out_write(handle, buf, nbytes);
1093                 free(buf);
1094                 return;
1095         }
1096
1097         void in_stream_cb(audio_in_h handle, size_t nbytes, void *user_data) {
1098                 void* buf = NULL;
1099                 unsigned int size = (unsigned int)nbytes;
1100
1101                 audio_in_peek(handle, (const void **)buf, &size);
1102                 audio_in_drop(handle);
1103                 return;
1104         }
1105
1106         void state_changed_cb(audio_out_h handle, audio_io_state_e previous, audio_io_state_e current, bool by_policy, void *user_data) {
1107                 return;
1108         }
1109
1110         /* audio_out sync */
1111         ret = audio_out_create_new(48000, AUDIO_CHANNEL_STEREO, AUDIO_SAMPLE_TYPE_S16_LE, &output[0]);
1112         if (ret != AUDIO_IO_ERROR_NONE) {
1113                 printf("audio_out_create_new failed. \n");
1114                 return 0;
1115         }
1116         audio_out_set_state_changed_cb(output[0], state_changed_cb, NULL);
1117
1118         /* audio_out async */
1119         ret = audio_out_create_new(48000, AUDIO_CHANNEL_STEREO, AUDIO_SAMPLE_TYPE_S16_LE, &output[1]);
1120         if (ret != AUDIO_IO_ERROR_NONE) {
1121                 printf("audio_out_create_new failed. \n");
1122                 return 0;
1123         }
1124         audio_out_set_stream_cb(output[1], out_stream_cb, NULL);
1125         audio_out_set_state_changed_cb(output[1], state_changed_cb, NULL);
1126
1127         /* audio_in */
1128         ret = audio_in_create(44100, AUDIO_CHANNEL_STEREO, AUDIO_SAMPLE_TYPE_S16_LE, &input);
1129         if (ret != AUDIO_IO_ERROR_NONE) {
1130                 printf("audio in create error = 0x%x\n", ret);
1131                 return -1;
1132         }
1133         audio_in_set_stream_cb(input, in_stream_cb, NULL);
1134
1135         printf("==============================================\n");
1136         printf("audio out sync test\n");
1137         for (i = 0; i < THREAD_MAX; i++)
1138                 pthread_create(&t[i], NULL, thread_stress_test_audio_out, output[0]);
1139
1140         for (i = 0; i < THREAD_MAX; i++) {
1141                 pthread_join(t[i], (void**)&status);
1142                 printf("thread %d finished\n", i);
1143         }
1144
1145         printf("==============================================\n");
1146         printf("audio out async test\n");
1147         for (i = 0; i < THREAD_MAX; i++)
1148                 pthread_create(&t[i], NULL, thread_stress_test_audio_out, output[1]);
1149
1150         for (i = 0; i < THREAD_MAX; i++) {
1151                 pthread_join(t[i], (void**)&status);
1152                 printf("thread %d finished\n", i);
1153         }
1154
1155         printf("==============================================\n");
1156         printf("audio in test\n");
1157         for (i = 0; i < THREAD_MAX; i++)
1158                 pthread_create(&t[i], NULL, thread_stress_test_audio_in, input);
1159
1160         for (i = 0; i < THREAD_MAX; i++) {
1161                 pthread_join(t[i], (void**)&status);
1162                 printf("thread %d finished\n", i);
1163         }
1164
1165         audio_out_destroy(output[0]);
1166         audio_out_destroy(output[1]);
1167         audio_in_destroy(input);
1168
1169         printf("stress test end\n");
1170
1171         return 0;
1172 }
1173
1174 int main(int argc, char **argv)
1175 {
1176         setbuf(stdout, NULL);
1177
1178         if (argc == 2 && !strcmp(argv[1], "loopback")) {
1179                 _direct_loopback();
1180         } else if (argc == 3 && !strcmp(argv[1], "async")) {
1181                 audio_io_async_test(atoi(argv[2]));
1182         } else if (argc == 2 && !strcmp(argv[1], "stress")) {
1183                 audio_io_test_handle_max();
1184                 audio_io_test_read_write();
1185         } else if (argc == 4) {
1186                 int channel_idx = atoi(argv[3]);
1187                 if (channel_idx <= 0 || channel_idx > 16) {
1188                         printf("Invalid channel\n");
1189                         return 0;
1190                 }
1191                 printf("run with [%s][%s][%s]\n", argv[1], argv[2], argv[3]);
1192                 _record_and_play(atoi(argv[1]), atoi(argv[2]), channel_idx);
1193         } else if (argc == 6) {
1194                 if (strcmp(argv[1], "play") == 0)
1195                         _play_file_sample_sync(argv[2], atoi(argv[3]), atoi(argv[4]), atoi(argv[5]));
1196                 else if (strcmp(argv[1], "playasync") == 0)
1197                         _play_file_sample_async(argv[2], atoi(argv[3]), atoi(argv[4]), atoi(argv[5]));
1198         } else if (argc == 7 && strcmp(argv[1], "echocancel") == 0) {
1199                         _test_echo_cancel(argv[2], atoi(argv[3]), atoi(argv[4]), atoi(argv[5]), !!atoi(argv[6]));
1200         } else {
1201                 printf("- Usages :\n");
1202                 printf("- # audio_io_test loopback\n");
1203                 printf("- # audio_io_test stress\n");
1204                 printf("- # audio_io_test [length to read] [number of iteration] [channels]\n");
1205                 printf("- # audio_io_test async [write(1) | read(2)]\n");
1206                 printf("- # audio_io_test play [filename] [sample rate] [channels] [type(0:U8,1:S16LE,2:S24LE,3:S24_32LE)]\n");
1207                 printf("- # audio_io_test playasync [filename] [sample rate] [channels] [type(0:U8,1:S16LE,2:S24LE,3:S24_32LE)]\n");
1208                 printf("- # audio_io_test echocancel [filename] [sample rate] [channels] [ref_dev] [capture without EC]\n");
1209         }
1210         return 0;
1211 }