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 <sound_manager.h>
  23 #include <audio_io.h>
  24
  25 #ifndef M_PI
  26 #define M_PI  (3.14159265)
  27 #endif
  28
  29 #define TABLE_SIZE   (200)
  30 typedef struct {
  31         float sine[TABLE_SIZE];
  32         int left_channel;
  33         int right_channel;
  34 } test_wav_t;
  35 test_wav_t test_wav;
  36
  37 static int ch_table[] = { 0, AUDIO_CHANNEL_MONO, AUDIO_CHANNEL_STEREO,
  38                           AUDIO_CHANNEL_MULTI_3, AUDIO_CHANNEL_MULTI_4, AUDIO_CHANNEL_MULTI_5,
  39                           AUDIO_CHANNEL_MULTI_6, AUDIO_CHANNEL_MULTI_7, AUDIO_CHANNEL_MULTI_8 };
  40 static char *state_str[] = { "IDLE", "RUNNING", "PAUSED" };
  41
  42 static void _audio_in_state_cb(audio_in_h handle, audio_io_state_e previous, audio_io_state_e current,
  43                                                                 bool by_policy, void *user_data)
  44 {
  45         printf(">>> _audio_in_state_cb() : handle(%p), (%d,%s) => (%d,%s), by_policy(%d), user_data(%p)\n",
  46                         handle, previous, state_str[previous], current, state_str[current], by_policy, user_data);
  47 }
  48
  49 static void _audio_out_state_cb(audio_out_h handle, audio_io_state_e previous, audio_io_state_e current,
  50                                                                 bool by_policy, void *user_data)
  51 {
  52         printf(">>> _audio_out_state_cb() : handle(%p), (%d,%s) => (%d,%s), by_policy(%d), user_data(%p)\n",
  53                         handle, previous, state_str[previous], current, state_str[current], by_policy, user_data);
  54 }
  55
  56 static void _play_file(char *file, int length, int num, int ch)
  57 {
  58         int i = 0;
  59         int ret = 0;
  60         int total_length = length * num;
  61         audio_out_h output;
  62         FILE *fp = fopen(file, "r");
  63         if (fp == NULL) {
  64                 printf("fopen failed\n");
  65                 return;
  66         }
  67
  68         char *buf = malloc(total_length);
  69         if (buf == NULL) {
  70                 printf("malloc failed\n");
  71                 fclose(fp);
  72                 return;
  73         }
  74
  75         printf("# start to play [%s][%d][%d]\n", file, total_length, ch);
  76         printf(" > create\n");
  77         audio_out_create_new(44100, ch_table[ch], AUDIO_SAMPLE_TYPE_S16_LE, &output);
  78         if (fread(buf, 1, total_length, fp) != total_length)
  79                 printf("error!!!!\n");
  80
  81         ret = audio_out_set_state_changed_cb(output, _audio_out_state_cb, NULL);
  82         if (ret != AUDIO_IO_ERROR_NONE) {
  83                 printf("audio_out_set_state_changed_cb failed. \n");
  84         }
  85
  86         printf("  > prepare\n");
  87         audio_out_prepare(output);
  88
  89         char *pbuf = buf;
  90         for (i = 0; i < num; i++) {
  91                 printf("### write = (%d/%d) ============== \n", i, num);
  92                 audio_out_write(output, pbuf, length);
  93                 pbuf += length;
  94
  95         }
  96         printf("  < unprepare\n");
  97         audio_out_drain(output);
  98         audio_out_unprepare(output);
  99
 100         printf(" < destroy\n");
 101         audio_out_destroy(output);
 102
 103         fclose(fp);
 104         free(buf);
 105
 106         printf("# play done\n");
 107 }
 108
 109 #define DUMP_FILE "/root/test.raw"
 110
 111 FILE *fp = NULL;
 112
 113 static void _audio_out_stream_cb(audio_out_h handle, size_t nbytes, void *user_data)
 114 {
 115         char *buf = NULL;
 116         int read_bytes = 0;
 117         int written = 0;
 118
 119         if (fp == NULL) {
 120                 printf("FILE is NULL\n");
 121                 return;
 122         }
 123
 124         buf = (char *)malloc(nbytes);
 125
 126         read_bytes = fread(buf, 1, nbytes, fp);
 127
 128         written = audio_out_write(handle, buf, read_bytes);
 129         printf("written : %6d/%6d (requested %zu)\n", written, read_bytes, nbytes);
 130
 131         if (read_bytes < nbytes) {
 132                 printf("EOS!!!!\n");
 133                 fclose(fp);
 134                 fp = NULL;
 135         }
 136         free(buf);
 137 }
 138
 139 static void _play_file_sample_async(char *file, int frequency, int ch, int type)
 140 {
 141         audio_out_h output;
 142         int file_size = 0;
 143
 144         if (ch < 0 || ch > 2)
 145                 ch = 0;
 146
 147         fp = fopen(file, "r");
 148         if (fp == NULL) {
 149                 printf("open failed\n");
 150                 return;
 151         }
 152         printf("start to play [%s] of size [%d] with [%d][%d][%d]\n", file, file_size, frequency, ch, type);
 153         audio_out_create_new(frequency, ch_table[ch], AUDIO_SAMPLE_TYPE_U8 + type, &output);
 154
 155         audio_out_set_state_changed_cb(output, _audio_out_state_cb, NULL);
 156         audio_out_set_stream_cb(output, _audio_out_stream_cb, fp);
 157         audio_out_prepare(output);
 158
 159         while (fp) {
 160                 usleep(10000); /* 10ms */
 161         }
 162
 163         printf("FINISHED!!!\n");
 164
 165         audio_out_unprepare(output);
 166         audio_out_destroy(output);
 167
 168         printf("play done\n");
 169 }
 170
 171 static void _play_file_sample_sync(char *file, int frequency, int ch, int type)
 172 {
 173         audio_out_h output;
 174         int file_size = 0;
 175         int read_bytes = 0;
 176         int buffer_size = 0;
 177         char *buf = NULL;
 178         FILE *fp = NULL;
 179         int i = 0;
 180
 181         if (ch < 0 || ch > 2)
 182                 ch = 0;
 183
 184         fp = fopen(file, "r");
 185         if (fp == NULL) {
 186                 printf("open failed\n");
 187                 return;
 188         }
 189         /* Get the size */
 190         fseek(fp, 0, SEEK_END);
 191         file_size = ftell(fp);
 192         fseek(fp, 0, SEEK_SET);
 193
 194         printf("Play [%s] of size [%d] with [%d][%d][%d]\n", file, file_size, frequency, ch, type);
 195         audio_out_create_new(frequency, ch_table[ch], AUDIO_SAMPLE_TYPE_U8 + type, &output);
 196
 197         audio_out_set_state_changed_cb(output, _audio_out_state_cb, NULL);
 198         audio_out_prepare(output);
 199
 200         audio_out_get_buffer_size(output, &buffer_size);
 201         buf = (char *)malloc(buffer_size);
 202         if (buf == NULL) {
 203                 printf("malloc failed\n");
 204                 goto EXIT;
 205         }
 206
 207         printf("Press any key to continue....\n");
 208         getchar();
 209         printf("Start to read[%d] from file and write : \n", buffer_size);
 210
 211         while (file_size > 0) {
 212                 read_bytes = fread(buf, 1, buffer_size, fp);
 213                 printf(".");
 214                 i++;
 215                 if (i % 10 == 0)
 216                         printf("|");
 217                 if (i % 100 == 0) {
 218                         printf("\n");
 219                         i = 0;
 220                 }
 221                 audio_out_write(output, buf, read_bytes);
 222                 file_size = file_size - read_bytes;
 223                 usleep(10000);
 224         }
 225
 226 EXIT:
 227         audio_out_unprepare(output);
 228         audio_out_destroy(output);
 229
 230         if (buf)
 231                 free(buf);
 232         if (fp)
 233                 fclose(fp);
 234
 235         printf("\nEOS!!!! Play done\n");
 236 }
 237
 238 static int _record_and_play(int length, int num, int ch)
 239 {
 240         int ret, size, i;
 241         audio_in_h input = NULL;
 242         FILE *fp = NULL;
 243         char *buffer = NULL;
 244
 245         ret = audio_in_create(44100, ch_table[ch], AUDIO_SAMPLE_TYPE_S16_LE, &input);
 246         if (ret != AUDIO_IO_ERROR_NONE) {
 247                 printf("audio in create error = 0x%x\n", ret);
 248                 return -1;
 249         }
 250
 251         ret = audio_in_set_state_changed_cb(input, _audio_in_state_cb, NULL);
 252         if (ret != AUDIO_IO_ERROR_NONE) {
 253                 printf("audio_in_set_state_changed_cb failed. \n");
 254                 goto error;
 255         }
 256
 257         ret = audio_in_prepare(input);
 258         if (ret != AUDIO_IO_ERROR_NONE) {
 259                 printf("ERROR, prepare\n");
 260                 goto error;
 261         }
 262
 263         fp = fopen(DUMP_FILE, "wb+");
 264         if (fp == NULL) {
 265                 printf("ERROR, file open failed\n");
 266                 goto error;
 267         }
 268
 269         ret = audio_in_get_buffer_size(input, &size);
 270         if (ret != AUDIO_IO_ERROR_NONE) {
 271                 printf("ERROR, prepare\n");
 272                 goto error;
 273         }
 274
 275         size = length;
 276         buffer = alloca(size);
 277
 278         for (i = 0; i < num; i++) {
 279                 printf("### read = (%d/%d) ============== ", i, num);
 280                 if ((ret = audio_in_read(input, (void *)buffer, size)) > AUDIO_IO_ERROR_NONE) {
 281                         fwrite(buffer, size, sizeof(char), fp);
 282                         printf("PASS, size=%d, ret=0x%x\n", size, ret);
 283                 } else {
 284                         printf("FAIL, size=%d, ret=0x%x\n", size, ret);
 285                 }
 286         }
 287
 288         fclose(fp);
 289
 290         audio_in_unprepare(input);
 291         audio_in_destroy(input);
 292
 293         _play_file(DUMP_FILE, length, num, ch);
 294
 295         return 0;
 296
 297 error:
 298         audio_in_destroy(input);
 299         if (fp)
 300                 fclose(fp);
 301         return -1;
 302 }
 303
 304 static int _direct_loopback()
 305 {
 306         int ret, size;
 307         audio_in_h input = NULL;
 308         audio_out_h output = NULL;
 309         char *buffer = NULL;
 310         int i = 0;
 311
 312         ret = audio_in_create(16000, AUDIO_CHANNEL_MONO, AUDIO_SAMPLE_TYPE_S16_LE, &input);
 313         if (ret != AUDIO_IO_ERROR_NONE) {
 314                 printf("audio_in_create_ex failed. \n");
 315                 return ret;
 316         }
 317         ret = audio_out_create_new(16000, AUDIO_CHANNEL_MONO, AUDIO_SAMPLE_TYPE_S16_LE, &output);
 318         if (ret != AUDIO_IO_ERROR_NONE) {
 319                 printf("audio_out_create_new failed. \n");
 320                 goto exit;
 321         }
 322
 323         ret = audio_in_prepare(input);
 324         if (ret != 0) {
 325                 printf("audio_in_prepare failed, err(0x%x)\n", ret);
 326                 goto exit;
 327         }
 328
 329         ret = audio_in_get_buffer_size(input, &size);
 330         if (ret != AUDIO_IO_ERROR_NONE) {
 331                 printf("audio_in_get_buffer_size failed, err(0x%x)\n", ret);
 332                 goto exit;
 333         }
 334
 335         printf("size(%d)\n", size);
 336         buffer = alloca(size);
 337
 338         ret = audio_out_prepare(output);
 339         if (ret != 0) {
 340                 printf("audio_out_prepare failed, err(0x%x)\n", ret);
 341                 goto exit;
 342         }
 343
 344         if (buffer == NULL) {
 345                 printf("buffer is null\n");
 346                 ret = -1;
 347                 goto exit;
 348         }
 349
 350         printf("Start to loopback(read/write) with [16kHz/MONO/S16LE]!!!\n");
 351
 352         while (1) {
 353                 ret = audio_in_read(input, (void *)buffer, size);
 354                 if (ret > AUDIO_IO_ERROR_NONE) {
 355                         ret = audio_out_write(output, buffer, size);
 356                         if (ret > AUDIO_IO_ERROR_NONE) {
 357                                 printf(".");
 358                                 i++;
 359                                 if (i % 10 == 0)
 360                                         printf("|");
 361                                 if (i % 100 == 0) {
 362                                         printf("\n");
 363                                         i = 0;
 364                                 }
 365                         } else {
 366                                 printf("audio read success, write failed. buffer(%p), size(%d)\n", buffer, size);
 367                         }
 368                 } else {
 369                         printf("audio read/write failed. buffer(%p), size(%d)\n", buffer, size);
 370                 }
 371                 usleep(10000);
 372         }
 373
 374 exit:
 375         if (input)
 376                 audio_in_destroy(input);
 377         if (output)
 378                 audio_out_destroy(output);
 379
 380         return ret;
 381
 382 }
 383
 384 audio_in_h input;
 385 audio_out_h output;
 386
 387 FILE *fp_w = NULL;
 388
 389 sound_stream_info_h g_stream_info_read_h = NULL;
 390 sound_stream_info_h g_stream_info_write_h = NULL;
 391
 392 static void _focus_cb(sound_stream_info_h stream_info, sound_stream_focus_mask_e focus_mask,
 393                                         sound_stream_focus_state_e focus_state,
 394                                         sound_stream_focus_change_reason_e reason_for_change, int sound_behavior,
 395                                         const char *additional_info, void *user_data)
 396 {
 397         printf("*** focus_callback_read is called, stream_info(%p, read(%p)/write(%p)) ***\n",
 398                         stream_info, g_stream_info_read_h, g_stream_info_write_h);
 399         printf(" - reason_for_change(%d), additional_info(%s), user_data(%p)\n",
 400                         reason_for_change, additional_info, user_data);
 401         printf(" - focus_state is :%d \n", focus_state);
 402
 403         return;
 404 }
 405
 406 static void _audio_io_stream_read_cb(audio_in_h handle, size_t nbytes, void *user_data)
 407 {
 408         const void *buffer = NULL;
 409         unsigned int len = (unsigned int)nbytes;
 410
 411         if (len == 0)
 412                 return;
 413
 414         audio_in_peek(handle, &buffer, &len);
 415         if (fp_w)
 416                 fwrite(buffer, sizeof(char), len, fp_w);
 417         audio_in_drop(handle);
 418 }
 419
 420 static void _audio_io_stream_write_cb(audio_out_h handle, size_t nbytes, void *user_data)
 421 {
 422         short *buffer = NULL;
 423         int i = 0;
 424
 425         if (nbytes == 0)
 426                 return;
 427
 428         buffer = (short *)malloc(nbytes);
 429         if (buffer == NULL) {
 430                 printf("malloc failed\n");
 431                 return;
 432         }
 433         memset(buffer, 0, nbytes);
 434
 435         for (i = 0; i < nbytes / 2; i += 2) {
 436                 buffer[i] = (short)32768 *test_wav.sine[test_wav.left_channel]; /* left */
 437                 buffer[i + 1] = (short)32768 *test_wav.sine[test_wav.right_channel]; /* right */
 438                 test_wav.left_channel += 1;
 439                 if (test_wav.left_channel >= TABLE_SIZE)
 440                         test_wav.left_channel -= TABLE_SIZE;
 441                 test_wav.right_channel += 3;
 442                 if (test_wav.right_channel >= TABLE_SIZE)
 443                         test_wav.right_channel -= TABLE_SIZE;
 444         }
 445
 446         audio_out_write(handle, buffer, nbytes);
 447
 448         free(buffer);
 449 }
 450
 451 int _convert_cmd_and_run(char cmd, int mode)
 452 {
 453         int ret = 0;
 454         switch (cmd) {
 455         case 'P':
 456                 if (mode & 0x01)
 457                         ret = audio_out_prepare(output);
 458                 if (mode & 0x02)
 459                         ret = audio_in_prepare(input);
 460                 break;
 461         case 'u':
 462                 if (mode & 0x01)
 463                         ret = audio_out_unprepare(output);
 464                 if (mode & 0x02)
 465                         ret = audio_in_unprepare(input);
 466                 break;
 467         case 'p':
 468                 if (mode & 0x01)
 469                         ret = audio_out_pause(output);
 470                 if (mode & 0x02)
 471                         ret = audio_in_pause(input);
 472                 break;
 473         case 'r':
 474                 if (mode & 0x01)
 475                         ret = audio_out_resume(output);
 476                 if (mode & 0x02)
 477                         ret = audio_in_resume(input);
 478                 break;
 479         case 'd':
 480                 if (mode & 0x01)
 481                         ret = audio_out_drain(output);
 482                 break;
 483         case 'f':
 484                 if (mode & 0x01)
 485                         ret = audio_out_flush(output);
 486                 if (mode & 0x02)
 487                         ret = audio_in_flush(input);
 488                 break;
 489         case 'i':
 490                 ret = sound_manager_create_stream_information(SOUND_STREAM_TYPE_MEDIA, _focus_cb, NULL, &g_stream_info_write_h);
 491                 if (ret)
 492                         printf("fail to sound_manager_create_stream_information(), ret(0x%x)\n", ret);
 493                 break;
 494         case 'q': /* quit */
 495                 ret = 1;
 496                 break;
 497         default:
 498                 ret = 1;
 499                 break;
 500         }
 501         return ret;
 502 }
 503
 504 int audio_io_async_test(int mode)
 505 {
 506         int ret, size;
 507         char *buffer = NULL;
 508         int i = 0;
 509
 510         char cmd = 0;
 511         int cmd_ret;
 512
 513         int write_mode = (mode & 0x01);
 514         int read_mode = (mode & 0x02);
 515
 516         sound_stream_focus_state_e playback_focus_state;
 517         sound_stream_focus_state_e recording_focus_state;
 518
 519         if ((write_mode == 0) && (read_mode == 0)) {
 520                 printf("not vaild mode.\n");
 521                 return 0;
 522         }
 523
 524         if (read_mode) {
 525
 526                 printf("audio_in_create\n");
 527                 ret = audio_in_create(44100, AUDIO_CHANNEL_STEREO, AUDIO_SAMPLE_TYPE_S16_LE, &input);
 528                 if (ret != AUDIO_IO_ERROR_NONE) {
 529                         printf("audio_in_create_ex failed. \n");
 530                         return 0;
 531                 }
 532                 printf("audio_in_create success!!! [%p]\n", input);
 533
 534                 ret = audio_in_set_stream_cb(input, _audio_io_stream_read_cb, NULL);
 535                 if (ret != AUDIO_IO_ERROR_NONE) {
 536                         printf("audio_in_set_stream_cb failed. \n");
 537                         goto EXIT;
 538                 }
 539                 printf("audio_in_set_stream_cb success!!! [%p]\n", input);
 540
 541                 ret = audio_in_set_state_changed_cb(input, _audio_in_state_cb, NULL);
 542                 if (ret != AUDIO_IO_ERROR_NONE) {
 543                         printf("audio_out_set_state_changed_cb failed. \n");
 544                         goto EXIT;
 545                 }
 546                 printf("audio_out_set_state_changed_cb success!!! [%p]\n", input);
 547
 548                 ret = sound_manager_create_stream_information(SOUND_STREAM_TYPE_MEDIA, _focus_cb, NULL, &g_stream_info_read_h);
 549                 if (ret) {
 550                         printf("fail to sound_manager_create_stream_information(), ret(0x%x)\n", ret);
 551                         goto EXIT;
 552                 }
 553                 ret = audio_in_set_sound_stream_info(input, g_stream_info_read_h);
 554                 if (ret)
 555                         printf("fail to audio_in_set_sound_stream_info(), ret(0x%x)\n", ret);
 556
 557                 ret = sound_manager_acquire_focus(g_stream_info_read_h, SOUND_STREAM_FOCUS_FOR_RECORDING, SOUND_BEHAVIOR_NONE, NULL);
 558                 if (ret) {
 559                         printf("fail to sound_manager_acquire_focus() for RECORDING, ret(0x%x)\n", ret);
 560                         goto EXIT;
 561                 }
 562
 563                 fp_w = fopen("/tmp/pcm_w.raw", "w");
 564         }
 565
 566         if (write_mode) {
 567                 printf("before audio_out_create_new\n");
 568                 getchar();
 569
 570                 printf("audio_out_create_new\n");
 571                 ret = audio_out_create_new(44100, AUDIO_CHANNEL_STEREO, AUDIO_SAMPLE_TYPE_S16_LE, &output);
 572                 if (ret != AUDIO_IO_ERROR_NONE) {
 573                         printf("audio_out_create_new failed. \n");
 574                         goto EXIT;
 575                 }
 576                 printf("audio_out_create_new success!!! [%p]\n", output);
 577
 578                 ret = audio_out_set_stream_cb(output, _audio_io_stream_write_cb, NULL);
 579                 if (ret != AUDIO_IO_ERROR_NONE) {
 580                         printf("audio_out_set_stream_cb failed. \n");
 581                         goto EXIT;
 582                 }
 583                 printf("audio_out_set_stream_cb success!!! [%p]\n", output);
 584
 585                 ret = audio_out_set_state_changed_cb(output, _audio_out_state_cb, NULL);
 586                 if (ret != AUDIO_IO_ERROR_NONE) {
 587                         printf("audio_out_set_state_changed_cb failed. \n");
 588                         goto EXIT;
 589                 }
 590                 printf("audio_out_set_state_changed_cb success!!! [%p]\n", output);
 591
 592                 ret = sound_manager_create_stream_information(SOUND_STREAM_TYPE_MEDIA, _focus_cb, NULL, &g_stream_info_write_h);
 593                 if (ret) {
 594                         printf("fail to sound_manager_create_stream_information(), ret(0x%x)\n", ret);
 595                         goto EXIT;
 596                 }
 597
 598                 ret = audio_out_set_sound_stream_info(output, g_stream_info_write_h);
 599                 if (ret)
 600                         printf("fail to audio_out_set_sound_stream_info(), ret(0x%x)\n", ret);
 601
 602                 ret = sound_manager_acquire_focus(g_stream_info_write_h, SOUND_STREAM_FOCUS_FOR_PLAYBACK, SOUND_BEHAVIOR_NONE, NULL);
 603                 if (ret) {
 604                         printf("fail to sound_manager_acquire_focus() for PLAYBACK, ret(0x%x)\n", ret);
 605                         goto EXIT;
 606                 }
 607
 608                 /* generate wave data */
 609                 for (i = 0; i < TABLE_SIZE; i++)
 610                         test_wav.sine[i] = 0.9 * (float)sin(((double)i / (double)TABLE_SIZE) * M_PI * 2.);
 611                 test_wav.left_channel = test_wav.right_channel = 0;
 612         }
 613
 614         if (read_mode) {
 615                 printf("before audio_in_prepare\n");
 616                 getchar();
 617                 printf("audio_in_prepare\n");
 618                 ret = audio_in_prepare(input);
 619                 if (ret != 0) {
 620                         printf("audio_in_prepare failed, err(0x%x)\n", ret);
 621                         audio_in_destroy(input);
 622                         goto EXIT;
 623                 } else {
 624                         ret = audio_in_get_buffer_size(input, &size);
 625                         if (ret != AUDIO_IO_ERROR_NONE) {
 626                                 printf("audio_in_get_buffer_size failed, err(0x%x)\n", ret);
 627                                 goto EXIT;
 628                         } else {
 629                                 printf("size(%d)\n", size);
 630                                 buffer = alloca(size);
 631                         }
 632                 }
 633
 634                 if (buffer == NULL) {
 635                         printf("buffer is null\n");
 636                         goto EXIT;
 637                 }
 638         }
 639
 640         if (write_mode) {
 641                 printf("before audio_out_prepare\n");
 642                 getchar();
 643                 printf("audio_out_prepare\n");
 644                 ret = audio_out_prepare(output);
 645                 if (ret != 0) {
 646                         printf("audio_out_prepare failed, err(0x%x)\n", ret);
 647                         audio_out_destroy(output);
 648                         goto EXIT;
 649                 }
 650         }
 651
 652         do {
 653                 printf("command(q:quit) : ");
 654                 ret = getchar();
 655                 if (ret == EOF)
 656                         goto EXIT;
 657                 cmd = (char)ret;
 658                 if (cmd != '\n')
 659                         getchar();
 660                 cmd_ret = _convert_cmd_and_run(cmd, mode);
 661                 printf("  - result code : %d\n", cmd_ret);
 662         } while (cmd != 'q');
 663
 664 EXIT:
 665         if (read_mode) {
 666                 if (input) {
 667                         printf("audio_in_unprepare\n");
 668                         audio_in_unprepare(input);
 669                         printf("audio_in_destroy\n");
 670                         audio_in_destroy(input);
 671                         input = NULL;
 672                 }
 673
 674                 if (fp_w) {
 675                         fclose(fp_w);
 676                         fp_w = NULL;
 677                 }
 678
 679                 if (g_stream_info_read_h) {
 680                         ret = sound_manager_get_focus_state(g_stream_info_read_h, NULL, &recording_focus_state);
 681                         if (recording_focus_state == SOUND_STREAM_FOCUS_STATE_ACQUIRED) {
 682                                 ret = sound_manager_release_focus(g_stream_info_read_h, SOUND_STREAM_FOCUS_FOR_RECORDING, SOUND_BEHAVIOR_NONE, NULL);
 683                                 if (ret)
 684                                         printf("fail to sound_manager_release_focus() for recording, ret(0x%x)\n", ret);
 685                         }
 686                         ret = sound_manager_destroy_stream_information(g_stream_info_read_h);
 687                         if (ret)
 688                                 printf("fail to sound_manager_destroy_stream_information(), ret(0x%x)\n", ret);
 689                         g_stream_info_read_h = NULL;
 690                 }
 691         }
 692
 693         if (write_mode) {
 694                 if (output) {
 695                         printf("audio_out_unprepare\n");
 696                         audio_out_unprepare(output);
 697                         printf("audio_out_destroy\n");
 698                         audio_out_destroy(output);
 699                 }
 700
 701                 if (g_stream_info_write_h) {
 702                         ret = sound_manager_get_focus_state(g_stream_info_write_h, &playback_focus_state, NULL);
 703                         if (playback_focus_state == SOUND_STREAM_FOCUS_STATE_ACQUIRED) {
 704                                 ret = sound_manager_release_focus(g_stream_info_write_h, SOUND_STREAM_FOCUS_FOR_PLAYBACK, SOUND_BEHAVIOR_NONE, NULL);
 705                                 if (ret)
 706                                         printf("fail to sound_manager_release_focus() for playback, ret(0x%x)\n", ret);
 707                         }
 708                         ret = sound_manager_destroy_stream_information(g_stream_info_write_h);
 709                         if (ret)
 710                                 printf("fail to sound_manager_destroy_stream_information(), ret(0x%x)\n", ret);
 711                         g_stream_info_write_h = NULL;
 712                 }
 713         }
 714
 715         return 0;
 716 }
 717
 718 int main(int argc, char **argv)
 719 {
 720         setbuf(stdout, NULL);
 721
 722         if (argc == 2 && !strcmp(argv[1], "loopback")) {
 723                 _direct_loopback();
 724         } else if (argc == 3 && !strcmp(argv[1], "async")) {
 725                 audio_io_async_test(atoi(argv[2]));
 726         } else if (argc == 4) {
 727                 int channel_idx = atoi(argv[3]);
 728                 if (channel_idx < 0 || channel_idx > 8) {
 729                         printf("Invalid channel\n");
 730                         return 0;
 731                 }
 732                 printf("run with [%s][%s][%s]\n", argv[1], argv[2], argv[3]);
 733                 _record_and_play(atoi(argv[1]), atoi(argv[2]), channel_idx);
 734         } else if (argc == 6) {
 735                 if (strcmp(argv[1], "play") == 0)
 736                         _play_file_sample_sync(argv[2], atoi(argv[3]), atoi(argv[4]), atoi(argv[5]));
 737                 else if (strcmp(argv[1], "playasync") == 0)
 738                         _play_file_sample_async(argv[2], atoi(argv[3]), atoi(argv[4]), atoi(argv[5]));
 739         } else {
 740                 printf("- Usages :\n");
 741                 printf("- # audio_io_test loopback\n");
 742                 printf("- # audio_io_test [length to read] [number of iteration] [channels]\n");
 743                 printf("- # audio_io_test async [write(1) | read(2)]\n");
 744                 printf("- # audio_io_test play [filename] [sample rate] [channels] [type(0:U8,1:S16LE,2:S24LE,3:S24_32LE)]\n");
 745                 printf("- # audio_io_test playasync [filename] [sample rate] [channels] [type(0:U8,1:S16LE,2:S24LE,3:S24_32LE)]\n");
 746         }
 747         return 0;
 748 }