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