X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;ds=sidebyside;f=test%2Faudio_io_test.c;h=3b77d220a4ecfe1c41e505107931a1fd870a5c75;hb=b96e457fed81b11fac217c900576286e6d0ac481;hp=61ea8eb2209b24ad9cbfc1c709bcb22500962d02;hpb=41701aae153a4e3a00de9e23fec203538abe3576;p=platform%2Fcore%2Fapi%2Faudio-io.git

diff --git a/test/audio_io_test.c b/test/audio_io_test.c
index 61ea8eb..3b77d22 100644
--- a/test/audio_io_test.c
+++ b/test/audio_io_test.c
@@ -19,8 +19,11 @@
 #include <string.h>
 #include <unistd.h>
 #include <math.h>
+#include <pthread.h>
 #include <sound_manager.h>
+#include <sound_manager_internal.h>
 #include <audio_io.h>
+#include <time.h>
 
 #ifndef M_PI
 #define M_PI  (3.14159265)
@@ -34,23 +37,29 @@ typedef struct {
 } test_wav_t;
 test_wav_t test_wav;
 
-static int ch_table[3] = { 0, AUDIO_CHANNEL_MONO, AUDIO_CHANNEL_STEREO };
-
+static int ch_table[] = { 0, AUDIO_CHANNEL_MONO, AUDIO_CHANNEL_STEREO,
+                          AUDIO_CHANNEL_MULTI_3, AUDIO_CHANNEL_MULTI_4, AUDIO_CHANNEL_MULTI_5,
+                          AUDIO_CHANNEL_MULTI_6, AUDIO_CHANNEL_MULTI_7, AUDIO_CHANNEL_MULTI_8,
+                          AUDIO_CHANNEL_MULTI_9, AUDIO_CHANNEL_MULTI_10, AUDIO_CHANNEL_MULTI_11,
+                          AUDIO_CHANNEL_MULTI_12, AUDIO_CHANNEL_MULTI_13, AUDIO_CHANNEL_MULTI_14,
+                          AUDIO_CHANNEL_MULTI_15, AUDIO_CHANNEL_MULTI_16 };
 static char *state_str[] = { "IDLE", "RUNNING", "PAUSED" };
 
-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)
+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)
 {
-	printf(">>> _audio_in_state_cb() : handle(%p), previous(%d,%s) => current(%d,%s), by_policy(%d), user_data(%p)\n",
+	printf(">>> _audio_in_state_cb() : handle(%p), (%d,%s) => (%d,%s), by_policy(%d), user_data(%p)\n",
 			handle, previous, state_str[previous], current, state_str[current], by_policy, user_data);
 }
 
-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)
+static void _audio_out_state_cb(audio_out_h handle, audio_io_state_e previous, audio_io_state_e current,
+								bool by_policy, void *user_data)
 {
-	printf(">>> _audio_out_state_cb() : handle(%p), previous(%d,%s) => current(%d,%s), by_policy(%d), user_data(%p)\n",
+	printf(">>> _audio_out_state_cb() : handle(%p), (%d,%s) => (%d,%s), by_policy(%d), user_data(%p)\n",
 			handle, previous, state_str[previous], current, state_str[current], by_policy, user_data);
 }
 
-void play_file(char *file, int length, int num, int ch)
+static void _play_file(char *file, int length, int num, int ch)
 {
 	int i = 0;
 	int ret = 0;
@@ -69,10 +78,10 @@ void play_file(char *file, int length, int num, int ch)
 		return;
 	}
 
-	printf("start to play [%s][%d][%d]\n", file, total_length, ch);
-	printf("create\n");
+	printf("# start to play [%s][%d][%d]\n", file, total_length, ch);
+	printf(" > create\n");
 	audio_out_create_new(44100, ch_table[ch], AUDIO_SAMPLE_TYPE_S16_LE, &output);
-	if (fread(buf, 1, total_length, fp) != length)
+	if (fread(buf, 1, total_length, fp) != total_length)
 		printf("error!!!!\n");
 
 	ret = audio_out_set_state_changed_cb(output, _audio_out_state_cb, NULL);
@@ -80,7 +89,7 @@ void play_file(char *file, int length, int num, int ch)
 		printf("audio_out_set_state_changed_cb failed. \n");
 	}
 
-	printf("prepare\n");
+	printf("  > prepare\n");
 	audio_out_prepare(output);
 
 	char *pbuf = buf;
@@ -90,33 +99,99 @@ void play_file(char *file, int length, int num, int ch)
 		pbuf += length;
 
 	}
-	printf("unprepare\n");
+	printf("  < unprepare\n");
 	audio_out_drain(output);
 	audio_out_unprepare(output);
 
-	printf("destroy\n");
+	printf(" < destroy\n");
 	audio_out_destroy(output);
 
 	fclose(fp);
 	free(buf);
 
-	printf("play done\n");
+	printf("# play done\n");
 }
 
 #define DUMP_FILE "/root/test.raw"
 
-void play_file_sample(char *file, int frequency, int ch, int type)
+FILE *fp = NULL;
+
+static void _audio_out_stream_cb(audio_out_h handle, size_t nbytes, void *user_data)
+{
+	char *buf = NULL;
+	int read_bytes = 0;
+	int written = 0;
+
+	if (fp == NULL) {
+		printf("FILE is NULL\n");
+		return;
+	}
+
+	buf = (char *)malloc(nbytes);
+	if (!buf) {
+		printf("malloc(%zu) failed\n", nbytes);
+		return;
+	}
+
+	read_bytes = fread(buf, 1, nbytes, fp);
+
+	written = audio_out_write(handle, buf, read_bytes);
+	printf("written : %6d/%6d (requested %zu)\n", written, read_bytes, nbytes);
+
+	if (read_bytes < nbytes) {
+		printf("EOS!!!!\n");
+		fclose(fp);
+		fp = NULL;
+	}
+	free(buf);
+}
+
+static void _play_file_sample_async(char *file, int frequency, int ch, int type)
 {
 	audio_out_h output;
 	int file_size = 0;
-	int read_bytes = 0;
+
+	if (ch < 0 || ch > 2)
+		ch = 0;
+
+	fp = fopen(file, "r");
+	if (fp == NULL) {
+		printf("open failed\n");
+		return;
+	}
+	printf("start to play [%s] of size [%d] with [%d][%d][%d]\n", file, file_size, frequency, ch, type);
+	audio_out_create_new(frequency, ch_table[ch], AUDIO_SAMPLE_TYPE_U8 + type, &output);
+
+	audio_out_set_state_changed_cb(output, _audio_out_state_cb, NULL);
+	audio_out_set_stream_cb(output, _audio_out_stream_cb, fp);
+	audio_out_prepare(output);
+
+	while (fp) {
+		usleep(10000); /* 10ms */
+	}
+
+	printf("FINISHED!!!\n");
+
+	audio_out_unprepare(output);
+	audio_out_destroy(output);
+
+	printf("play done\n");
+}
+
+static void _play_file_sample_sync(char *file, int frequency, int ch, int type)
+{
+	audio_out_h output;
+	long file_size = 0;
+	size_t read_bytes = 0;
 	int buffer_size = 0;
 	char *buf = NULL;
+	FILE *fp = NULL;
+	int i = 0;
 
 	if (ch < 0 || ch > 2)
 		ch = 0;
 
-	FILE *fp = fopen(file, "r");
+	fp = fopen(file, "r");
 	if (fp == NULL) {
 		printf("open failed\n");
 		return;
@@ -126,144 +201,236 @@ void play_file_sample(char *file, int frequency, int ch, int type)
 	file_size = ftell(fp);
 	fseek(fp, 0, SEEK_SET);
 
-	printf("start to play [%s] of size [%d] with [%d][%d][%d]\n", file, file_size, frequency, ch, type);
-	if (type)
-		audio_out_create_new(frequency, ch_table[ch], AUDIO_SAMPLE_TYPE_S16_LE, &output);
-	else
-		audio_out_create_new(frequency, ch_table[ch], AUDIO_SAMPLE_TYPE_U8, &output);
+	printf("Play [%s] of size [%ld] with [%d][%d][%d]\n", file, file_size, frequency, ch, type);
+	audio_out_create_new(frequency, ch_table[ch], AUDIO_SAMPLE_TYPE_U8 + type, &output);
 
+	audio_out_set_state_changed_cb(output, _audio_out_state_cb, NULL);
 	audio_out_prepare(output);
-	audio_out_get_buffer_size(output, &buffer_size);
 
-	buf = (char *)malloc(buffer_size);
+	audio_out_get_buffer_size(output, &buffer_size);
+	buf = (char *)calloc(buffer_size, sizeof(char));
 	if (buf == NULL) {
 		printf("malloc failed\n");
-		audio_out_unprepare(output);
-		audio_out_destroy(output);
-		fclose(fp);
-		return;
+		goto EXIT;
 	}
 
+	printf("Press any key to continue....\n");
 	getchar();
+	printf("Start to read[%d] from file and write : \n", buffer_size);
 
 	while (file_size > 0) {
 		read_bytes = fread(buf, 1, buffer_size, fp);
-		printf("Read %d Requested - %d\n", read_bytes, buffer_size);
-		audio_out_write(output, buf, read_bytes);
-		file_size = file_size - read_bytes;
+
+		printf(".");
+		if (++i % 10 == 0)
+			printf("|");
+		if (i % 100 == 0) {
+			printf("\n");
+			i = 0;
+		}
+
+		if (read_bytes != buffer_size) {
+			if (feof(fp)) {
+				printf("\n EOS! this is a last buffer! \n");
+			} else if (ferror(fp)) {
+				printf("\n Error!\n");
+				break;
+			}
+		}
+
+		audio_out_write(output, buf, (unsigned int)read_bytes);
+
+		file_size -= (long)read_bytes;
+		usleep(10000);
 	}
 
+EXIT:
+	printf("\n Cleanup now!\n");
 	audio_out_unprepare(output);
 	audio_out_destroy(output);
 
-	free(buf);
-	fclose(fp);
-	printf("play done\n");
+	if (buf)
+		free(buf);
+	if (fp)
+		fclose(fp);
+
+	printf("Play done\n");
 }
 
-int audio_io_test(int length, int num, int ch)
+static sound_device_h *find_device_by_id(int id)
 {
-	int ret, size, i;
-	audio_in_h input;
-	if ((ret = audio_in_create(44100, ch_table[ch], AUDIO_SAMPLE_TYPE_S16_LE, &input)) == AUDIO_IO_ERROR_NONE) {
-		ret = audio_in_set_state_changed_cb(input, _audio_in_state_cb, NULL);
-		if (ret != AUDIO_IO_ERROR_NONE) {
-			printf("audio_in_set_state_changed_cb failed. \n");
-			goto error;
-		}
+	sound_device_list_h device_list;
+	sound_device_h device;
+	int _id;
 
-		ret = audio_in_prepare(input);
-		if (ret != 0) {
-			printf("ERROR, prepare\n");
-			goto error;
-		}
+	if (sound_manager_get_device_list(SOUND_DEVICE_ALL_MASK, &device_list) != 0)
+		return NULL;
 
-		FILE *fp = fopen(DUMP_FILE, "wb+");
-		if (fp == NULL) {
-			printf("ERROR, file open failed\n");
-			goto error;
+	while (!sound_manager_get_next_device(device_list, &device)) {
+		if (sound_manager_get_device_id(device, &_id) != 0) {
+			device = NULL;
+			goto out;
 		}
 
-		if ((ret = audio_in_get_buffer_size(input, &size)) == AUDIO_IO_ERROR_NONE) {
-			size = length;
-			char *buffer = alloca(size);
-
-			for (i = 0; i < num; i++) {
-				printf("### read = (%d/%d) ============== ", i, num);
-				if ((ret = audio_in_read(input, (void *)buffer, size)) > AUDIO_IO_ERROR_NONE) {
-					fwrite(buffer, size, sizeof(char), fp);
-					printf("PASS, size=%d, ret=0x%x\n", size, ret);
-				} else {
-					printf("FAIL, size=%d, ret=0x%x\n", size, ret);
-				}
-			}
-		}
+		if (_id == id)
+			break;
+	}
 
-		fclose(fp);
+out:
+	sound_manager_free_device_list(device_list);
 
-		audio_in_unprepare(input);
-		audio_in_destroy(input);
+	return device;
+}
+
+static int _record_echocancel(char *filename, int rate, int channels, int ref_deviceid)
+{
+	int ret, size;
+	sound_stream_info_h stream_info;
+	sound_device_h ref_dev = NULL;
+	audio_in_h input = NULL;
+	FILE *fp = NULL;
+	char *buffer = NULL;
+
+	ret = audio_in_create(rate, ch_table[channels], AUDIO_SAMPLE_TYPE_S16_LE, &input);
+	if (ret != AUDIO_IO_ERROR_NONE) {
+		printf("audio in create error = 0x%x\n", ret);
+		return -1;
 	}
 
-	play_file(DUMP_FILE, length, num, ch);
+	ret = sound_manager_create_stream_information(SOUND_STREAM_TYPE_MEDIA, NULL, NULL, &stream_info);
+	if (ret) {
+		printf("fail to sound_manager_create_stream_information(), ret(0x%x)\n", ret);
+		goto out;
+	}
 
-	return 0;
-error:
+	if (!(ref_dev = find_device_by_id(ref_deviceid))) {
+		printf("fail to get ref device id\b");
+		goto out;
+	}
+
+	ret = sound_manager_set_echo_cancel_reference_device(stream_info, ref_dev);
+	if (ret) {
+		printf("fail to sound_manager_set_echo_cancel_reference_device(), ret(0x%x)\n", ret);
+		goto out;
+	}
+
+	ret = audio_in_set_sound_stream_info(input, stream_info);
+	if (ret) {
+		printf("fail to audio_in_set_sound_stream_info(), ret(0x%x)\n", ret);
+		goto out;
+	}
+
+	ret = audio_in_prepare(input);
+	if (ret != AUDIO_IO_ERROR_NONE) {
+		printf("ERROR, prepare\n");
+		goto out;
+	}
+
+	ret = audio_in_get_buffer_size(input, &size);
+	if (ret != AUDIO_IO_ERROR_NONE) {
+		printf("ERROR, get_buffer_size\n");
+		goto out;
+	}
+
+	fp = fopen(filename, "wb+");
+	if (fp == NULL) {
+		printf("ERROR, file open failed\n");
+		goto out;
+	}
+
+	buffer = alloca(size);
+
+	while (1) {
+		ret = audio_in_read(input, (void *)buffer, size);
+		if (ret <= 0) {
+			printf("FAIL, size=%d, ret=0x%x\n", size, ret);
+			goto out;
+		}
+
+		fwrite(buffer, size, sizeof(char), fp);
+	}
+
+out:
+	fclose(fp);
+	audio_in_unprepare(input);
 	audio_in_destroy(input);
-	return -1;
+
+	return 0;
 }
 
-int audio_io_loopback_in_test()
+static int _record_and_play(int length, int num, int ch)
 {
-	int ret, size;
-	audio_in_h input;
-	FILE *fp = fopen("/tmp/dump_test.raw", "wb+");
+	int ret, size, i;
+	audio_in_h input = NULL;
+	FILE *fp = NULL;
+	char *buffer = NULL;
 
-	if (fp == NULL) {
-		printf("open failed \n");
+	ret = audio_in_create(44100, ch_table[ch], AUDIO_SAMPLE_TYPE_S16_LE, &input);
+	if (ret != AUDIO_IO_ERROR_NONE) {
+		printf("audio in create error = 0x%x\n", ret);
 		return -1;
 	}
 
-	if ((ret = audio_in_create(16000, AUDIO_CHANNEL_MONO, AUDIO_SAMPLE_TYPE_S16_LE, &input)) == AUDIO_IO_ERROR_NONE) {
-		ret = audio_in_prepare(input);
-		if (ret != 0) {
-			printf("ERROR, prepare\n");
-			goto exit;
-		}
+	ret = audio_in_set_state_changed_cb(input, _audio_in_state_cb, NULL);
+	if (ret != AUDIO_IO_ERROR_NONE) {
+		printf("audio_in_set_state_changed_cb failed. \n");
+		goto error;
+	}
 
-		ret = audio_in_get_buffer_size(input, &size);
-		if (ret != AUDIO_IO_ERROR_NONE) {
-			printf("audio_in_get_buffer_size failed.\n");
-			goto exit;
-		}
+	ret = audio_in_prepare(input);
+	if (ret != AUDIO_IO_ERROR_NONE) {
+		printf("ERROR, prepare\n");
+		goto error;
+	}
 
-		char *buffer = alloca(size);
+	fp = fopen(DUMP_FILE, "wb+");
+	if (fp == NULL) {
+		printf("ERROR, file open failed\n");
+		goto error;
+	}
 
-		while (1) {
-			if ((ret = audio_in_read(input, (void *)buffer, size)) > AUDIO_IO_ERROR_NONE) {
-				fwrite(buffer, size, sizeof(char), fp);
-				printf("PASS, size=%d, ret=0x%x\n", size, ret);
-			} else {
-				printf("FAIL, size=%d, ret=0x%x\n", size, ret);
-			}
+	ret = audio_in_get_buffer_size(input, &size);
+	if (ret != AUDIO_IO_ERROR_NONE) {
+		printf("ERROR, prepare\n");
+		goto error;
+	}
+
+	size = length;
+	buffer = alloca(size);
+
+	for (i = 0; i < num; i++) {
+		printf("### read = (%d/%d) ============== ", i, num);
+		if ((ret = audio_in_read(input, (void *)buffer, size)) > AUDIO_IO_ERROR_NONE) {
+			fwrite(buffer, size, sizeof(char), fp);
+			printf("PASS, size=%d, ret=0x%x\n", size, ret);
+		} else {
+			printf("FAIL, size=%d, ret=0x%x\n", size, ret);
 		}
 	}
 
- exit:
+	fclose(fp);
+
+	audio_in_unprepare(input);
 	audio_in_destroy(input);
 
-	fclose(fp);
+	_play_file(DUMP_FILE, length, num, ch);
 
-	return ret;
+	return 0;
 
+error:
+	audio_in_destroy(input);
+	if (fp)
+		fclose(fp);
+	return -1;
 }
 
-int audio_io_loopback_test()
+static int _direct_loopback()
 {
 	int ret, size;
 	audio_in_h input = NULL;
 	audio_out_h output = NULL;
 	char *buffer = NULL;
+	int i = 0;
 
 	ret = audio_in_create(16000, AUDIO_CHANNEL_MONO, AUDIO_SAMPLE_TYPE_S16_LE, &input);
 	if (ret != AUDIO_IO_ERROR_NONE) {
@@ -280,17 +447,17 @@ int audio_io_loopback_test()
 	if (ret != 0) {
 		printf("audio_in_prepare failed, err(0x%x)\n", ret);
 		goto exit;
-	} else {
-		ret = audio_in_get_buffer_size(input, &size);
-		if (ret != AUDIO_IO_ERROR_NONE) {
-			printf("audio_in_get_buffer_size failed, err(0x%x)\n", ret);
-			goto exit;
-		} else {
-			printf("size(%d)\n", size);
-			buffer = alloca(size);
-		}
 	}
 
+	ret = audio_in_get_buffer_size(input, &size);
+	if (ret != AUDIO_IO_ERROR_NONE) {
+		printf("audio_in_get_buffer_size failed, err(0x%x)\n", ret);
+		goto exit;
+	}
+
+	printf("size(%d)\n", size);
+	buffer = alloca(size);
+
 	ret = audio_out_prepare(output);
 	if (ret != 0) {
 		printf("audio_out_prepare failed, err(0x%x)\n", ret);
@@ -303,16 +470,28 @@ int audio_io_loopback_test()
 		goto exit;
 	}
 
+	printf("Start to loopback(read/write) with [16kHz/MONO/S16LE]!!!\n");
+
 	while (1) {
 		ret = audio_in_read(input, (void *)buffer, size);
 		if (ret > AUDIO_IO_ERROR_NONE) {
 			ret = audio_out_write(output, buffer, size);
-			if (ret > AUDIO_IO_ERROR_NONE)
-				printf("audio read/write success. buffer(%p), size(%d)\n", buffer, size);
-			else
+			if (ret > AUDIO_IO_ERROR_NONE) {
+				printf(".");
+				i++;
+				if (i % 10 == 0)
+					printf("|");
+				if (i % 100 == 0) {
+					printf("\n");
+					i = 0;
+				}
+			} else {
 				printf("audio read success, write failed. buffer(%p), size(%d)\n", buffer, size);
-		} else
+			}
+		} else {
 			printf("audio read/write failed. buffer(%p), size(%d)\n", buffer, size);
+		}
+		usleep(10000);
 	}
 
 exit:
@@ -333,11 +512,15 @@ FILE *fp_w = NULL;
 sound_stream_info_h g_stream_info_read_h = NULL;
 sound_stream_info_h g_stream_info_write_h = NULL;
 
-static void focus_callback(sound_stream_info_h stream_info, sound_stream_focus_mask_e focus_mask, sound_stream_focus_state_e focus_state,
-				sound_stream_focus_change_reason_e reason_for_change, int sound_behavior, const char *additional_info, void *user_data)
+static void _focus_cb(sound_stream_info_h stream_info, sound_stream_focus_mask_e focus_mask,
+					sound_stream_focus_state_e focus_state,
+					sound_stream_focus_change_reason_e reason_for_change, int sound_behavior,
+					const char *additional_info, void *user_data)
 {
-	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);
-	printf(" - reason_for_change(%d), additional_info(%s), user_data(%p)\n", reason_for_change, additional_info, user_data);
+	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);
+	printf(" - reason_for_change(%d), additional_info(%s), user_data(%p)\n",
+			reason_for_change, additional_info, user_data);
 	printf(" - focus_state is :%d \n", focus_state);
 
 	return;
@@ -348,12 +531,13 @@ static void _audio_io_stream_read_cb(audio_in_h handle, size_t nbytes, void *use
 	const void *buffer = NULL;
 	unsigned int len = (unsigned int)nbytes;
 
-	if (len > 0) {
-		audio_in_peek(handle, &buffer, &len);
-		if (fp_w)
-			fwrite(buffer, sizeof(char), len, fp_w);
-		audio_in_drop(handle);
-	}
+	if (len == 0)
+		return;
+
+	audio_in_peek(handle, &buffer, &len);
+	if (fp_w)
+		fwrite(buffer, sizeof(char), len, fp_w);
+	audio_in_drop(handle);
 }
 
 static void _audio_io_stream_write_cb(audio_out_h handle, size_t nbytes, void *user_data)
@@ -361,29 +545,30 @@ static void _audio_io_stream_write_cb(audio_out_h handle, size_t nbytes, void *u
 	short *buffer = NULL;
 	int i = 0;
 
-	if (nbytes > 0) {
-		buffer = (short *)malloc(nbytes);
-		if (buffer == NULL) {
-			printf("malloc failed\n");
-			return;
-		}
-		memset(buffer, 0, nbytes);
-
-		for (i = 0; i < nbytes / 2; i += 2) {
-			buffer[i] = (short)32768 *test_wav.sine[test_wav.left_channel];	/* left */
-			buffer[i + 1] = (short)32768 *test_wav.sine[test_wav.right_channel];	/* right */
-			test_wav.left_channel += 1;
-			if (test_wav.left_channel >= TABLE_SIZE)
-				test_wav.left_channel -= TABLE_SIZE;
-			test_wav.right_channel += 3;
-			if (test_wav.right_channel >= TABLE_SIZE)
-				test_wav.right_channel -= TABLE_SIZE;
-		}
-
-		audio_out_write(handle, buffer, nbytes);
+	if (nbytes == 0)
+		return;
 
-		free(buffer);
+	buffer = (short *)malloc(nbytes);
+	if (buffer == NULL) {
+		printf("malloc failed\n");
+		return;
+	}
+	memset(buffer, 0, nbytes);
+
+	for (i = 0; i < nbytes / 2; i += 2) {
+		buffer[i] = (short)32768 *test_wav.sine[test_wav.left_channel]; /* left */
+		buffer[i + 1] = (short)32768 *test_wav.sine[test_wav.right_channel]; /* right */
+		test_wav.left_channel += 1;
+		if (test_wav.left_channel >= TABLE_SIZE)
+			test_wav.left_channel -= TABLE_SIZE;
+		test_wav.right_channel += 3;
+		if (test_wav.right_channel >= TABLE_SIZE)
+			test_wav.right_channel -= TABLE_SIZE;
 	}
+
+	audio_out_write(handle, buffer, nbytes);
+
+	free(buffer);
 }
 
 int _convert_cmd_and_run(char cmd, int mode)
@@ -425,11 +610,11 @@ int _convert_cmd_and_run(char cmd, int mode)
 			ret = audio_in_flush(input);
 		break;
 	case 'i':
-		ret = sound_manager_create_stream_information(SOUND_STREAM_TYPE_MEDIA, focus_callback, NULL, &g_stream_info_write_h);
+		ret = sound_manager_create_stream_information(SOUND_STREAM_TYPE_MEDIA, _focus_cb, NULL, &g_stream_info_write_h);
 		if (ret)
 			printf("fail to sound_manager_create_stream_information(), ret(0x%x)\n", ret);
 		break;
-	case 'q':					/* quit */
+	case 'q': /* quit */
 		ret = 1;
 		break;
 	default:
@@ -483,7 +668,7 @@ int audio_io_async_test(int mode)
 		}
 		printf("audio_out_set_state_changed_cb success!!! [%p]\n", input);
 
-		ret = sound_manager_create_stream_information(SOUND_STREAM_TYPE_MEDIA, focus_callback, NULL, &g_stream_info_read_h);
+		ret = sound_manager_create_stream_information(SOUND_STREAM_TYPE_MEDIA, _focus_cb, NULL, &g_stream_info_read_h);
 		if (ret) {
 			printf("fail to sound_manager_create_stream_information(), ret(0x%x)\n", ret);
 			goto EXIT;
@@ -527,7 +712,7 @@ int audio_io_async_test(int mode)
 		}
 		printf("audio_out_set_state_changed_cb success!!! [%p]\n", output);
 
-		ret = sound_manager_create_stream_information(SOUND_STREAM_TYPE_MEDIA, focus_callback, NULL, &g_stream_info_write_h);
+		ret = sound_manager_create_stream_information(SOUND_STREAM_TYPE_MEDIA, _focus_cb, NULL, &g_stream_info_write_h);
 		if (ret) {
 			printf("fail to sound_manager_create_stream_information(), ret(0x%x)\n", ret);
 			goto EXIT;
@@ -653,30 +838,329 @@ EXIT:
 	return 0;
 }
 
+#define THREAD_MAX 10
+#define TEST_COUNT 500
+static void *thread_stress_test_audio_in(void *data)
+{
+	int i, j;
+	int rate;
+	char *buf;
+	int buffer_size;
+	audio_channel_e ch;
+	audio_sample_type_e type;
+	unsigned int seed = (unsigned int)time(NULL);
+
+	audio_in_h input = (audio_in_h)data;
+
+	audio_in_prepare(input);
+	audio_in_get_buffer_size(input, &buffer_size);
+	buf = (char *)malloc(buffer_size);
+	if (buf == NULL) {
+		printf("malloc failed\n");
+		goto EXIT;
+	}
+
+	for (i=0; i<TEST_COUNT; i++) {
+		switch (rand_r(&seed) % 8) {
+			case 0:
+				audio_in_prepare(input);
+				break;
+			case 1:
+				audio_in_read(input, buf, buffer_size);
+				break;
+			case 2:
+				audio_in_pause(input);
+				break;
+			case 3:
+				audio_in_resume(input);
+				break;
+			case 4:
+				audio_in_flush(input);
+				break;
+			case 5:
+				audio_in_unprepare(input);
+				break;
+			case 6:
+				audio_in_prepare(input);
+				for  (j = 0; j < 10; j++)
+					audio_in_read(input, buf, buffer_size);
+				break;
+			case 7:
+				audio_in_get_buffer_size(input, &buffer_size);
+				audio_in_get_sample_rate(input, &rate);
+				audio_in_get_channel(input, &ch);
+				audio_in_get_sample_type(input, &type);
+				break;
+			default:
+				break;
+		}
+		if ((i % (TEST_COUNT/10)) == 0)
+			printf("audio_in: %x thread. count(%d/%d)\n", (int)pthread_self(), i, TEST_COUNT);
+	}
+	audio_in_unprepare(input);
+
+EXIT:
+	if (buf) {
+		free(buf);
+		buf = NULL;
+	}
+
+	pthread_exit(0);
+}
+
+static void *thread_stress_test_audio_out(void *data)
+{
+	int i, j;
+	int rate;
+	char *buf;
+	int buffer_size;
+	audio_channel_e ch;
+	audio_sample_type_e type;
+	unsigned int seed = (unsigned int)time(NULL);
+
+	audio_out_h output = (audio_out_h)data;
+
+	srand(time(NULL));
+
+	audio_out_get_buffer_size(output, &buffer_size);
+
+	buf = (char *)malloc(buffer_size);
+	if (buf == NULL) {
+		printf("malloc failed\n");
+		goto EXIT;
+	}
+
+	audio_out_prepare(output);
+	for (i = 0; i < TEST_COUNT; i++) {
+		switch (rand_r(&seed) % 9) {
+			case 0:
+				audio_out_prepare(output);
+				break;
+			case 1:
+				audio_out_write(output, buf, buffer_size);
+				break;
+			case 2:
+				audio_out_pause(output);
+				break;
+			case 3:
+				audio_out_resume(output);
+				break;
+			case 4:
+				audio_out_drain(output);
+				break;
+			case 5:
+				audio_out_flush(output);
+				break;
+			case 6:
+				audio_out_write(output, buf, buffer_size);
+				break;
+			case 7:
+				audio_out_prepare(output);
+				for  (j = 0; j < 10; j++)
+					audio_out_write(output, buf, buffer_size);
+				break;
+			case 8:
+				audio_out_get_buffer_size(output, &buffer_size);
+				audio_out_get_sample_rate(output, &rate);
+				audio_out_get_channel(output, &ch);
+				audio_out_get_sample_type(output, &type);
+				break;
+			default:
+				break;
+		}
+		if ((i % (TEST_COUNT/10)) == 0)
+			printf("audio_out: %x thread. count(%d/%d)\n", (int)pthread_self(), i, TEST_COUNT);
+	}
+	audio_out_unprepare(output);
+
+EXIT:
+	if (buf)
+		free(buf);
+
+	pthread_exit(0);
+}
+
+#define OUT_HANDLE_MAX	1000
+#define IN_HANDLE_MAX	10
+void audio_io_test_handle_max()
+{
+	audio_out_h output[OUT_HANDLE_MAX] = { 0, };
+	audio_in_h input[IN_HANDLE_MAX] = { 0, };
+	int i;
+	int success = 0;
+	int ret;
+
+	printf("==============================================\n");
+	printf("playback handle creation test. try to create %d handles\n", OUT_HANDLE_MAX);
+	for (i = 0; i < OUT_HANDLE_MAX; i++) {
+		ret = audio_out_create_new(48000, AUDIO_CHANNEL_STEREO, AUDIO_SAMPLE_TYPE_S16_LE, &output[i]);
+		if (ret != AUDIO_IO_ERROR_NONE) {
+			printf("audio_out_create_new failed.\n");
+			return;
+		}
+
+		ret = audio_out_prepare(output[i]);
+		if (ret == AUDIO_IO_ERROR_NONE)
+			success++;
+	}
+	printf("created handle (%d/%d)\n", success, OUT_HANDLE_MAX);
+
+	for (i = 0; i < OUT_HANDLE_MAX; i++)
+		audio_out_destroy(output[i]);
+
+	/* pulseaudio oom when IN_HANDLE_MAX is set over 50 */
+	printf("capture handle creation test. try to create %d handles\n", IN_HANDLE_MAX);
+	success = 0;
+	for (i = 0; i < IN_HANDLE_MAX; i++) {
+		ret = audio_in_create(48000, AUDIO_CHANNEL_STEREO, AUDIO_SAMPLE_TYPE_S16_LE, &input[i]);
+		if (ret != AUDIO_IO_ERROR_NONE) {
+			printf("audio_in_create_new failed.\n");
+			return;
+		}
+
+		ret = audio_in_prepare(input[i]);
+		if (ret == AUDIO_IO_ERROR_NONE)
+			success++;
+	}
+	printf("created handle (%d/%d)\n", success, IN_HANDLE_MAX);
+
+	for (i = 0; i < IN_HANDLE_MAX; i++)
+		audio_in_destroy(input[i]);
+}
+
+int audio_io_test_read_write()
+{
+	int i;
+	int ret;
+	audio_out_h output[2];
+	audio_in_h input;
+
+	int status;
+	pthread_t t[THREAD_MAX];
+
+	void out_stream_cb(audio_out_h handle, size_t nbytes, void *user_data) {
+		char * buf = (char *)malloc(nbytes);
+		if (!buf) {
+			printf("malloc(%zu) failed\n", nbytes);
+			return;
+		}
+		audio_out_write(handle, buf, nbytes);
+		free(buf);
+		return;
+	}
+
+	void in_stream_cb(audio_in_h handle, size_t nbytes, void *user_data) {
+		void* buf = NULL;
+		unsigned int size = nbytes;
+
+		audio_in_peek(handle, (const void **)buf, &size);
+		audio_in_drop(handle);
+		return;
+	}
+
+	void state_changed_cb(audio_out_h handle, audio_io_state_e previous, audio_io_state_e current, bool by_policy, void *user_data) {
+		return;
+	}
+
+	/* audio_out sync */
+	ret = audio_out_create_new(48000, AUDIO_CHANNEL_STEREO, AUDIO_SAMPLE_TYPE_S16_LE, &output[0]);
+	if (ret != AUDIO_IO_ERROR_NONE) {
+		printf("audio_out_create_new failed. \n");
+		return 0;
+	}
+	audio_out_set_state_changed_cb(output[0], state_changed_cb, NULL);
+
+	/* audio_out async */
+	ret = audio_out_create_new(48000, AUDIO_CHANNEL_STEREO, AUDIO_SAMPLE_TYPE_S16_LE, &output[1]);
+	if (ret != AUDIO_IO_ERROR_NONE) {
+		printf("audio_out_create_new failed. \n");
+		return 0;
+	}
+	audio_out_set_stream_cb(output[1], out_stream_cb, NULL);
+	audio_out_set_state_changed_cb(output[1], state_changed_cb, NULL);
+
+	/* audio_in */
+	ret = audio_in_create(44100, AUDIO_CHANNEL_STEREO, AUDIO_SAMPLE_TYPE_S16_LE, &input);
+	if (ret != AUDIO_IO_ERROR_NONE) {
+		printf("audio in create error = 0x%x\n", ret);
+		return -1;
+	}
+	audio_in_set_stream_cb(input, in_stream_cb, NULL);
+
+	printf("==============================================\n");
+	printf("audio out sync test\n");
+	for (i = 0; i < THREAD_MAX; i++)
+		pthread_create(&t[i], NULL, thread_stress_test_audio_out, output[0]);
+
+	for (i = 0; i < THREAD_MAX; i++) {
+		pthread_join(t[i], (void**)&status);
+		printf("thread %d finished\n", i);
+	}
+
+	printf("==============================================\n");
+	printf("audio out async test\n");
+	for (i = 0; i < THREAD_MAX; i++)
+		pthread_create(&t[i], NULL, thread_stress_test_audio_out, output[1]);
+
+	for (i = 0; i < THREAD_MAX; i++) {
+		pthread_join(t[i], (void**)&status);
+		printf("thread %d finished\n", i);
+	}
+
+	printf("==============================================\n");
+	printf("audio in test\n");
+	for (i = 0; i < THREAD_MAX; i++)
+		pthread_create(&t[i], NULL, thread_stress_test_audio_in, input);
+
+	for (i = 0; i < THREAD_MAX; i++) {
+		pthread_join(t[i], (void**)&status);
+		printf("thread %d finished\n", i);
+	}
+
+	audio_out_destroy(output[0]);
+	audio_out_destroy(output[1]);
+	audio_in_destroy(input);
+
+	printf("stress test end\n");
+
+	return 0;
+}
+
 int main(int argc, char **argv)
 {
-	if (argc == 2 && !strcmp(argv[1], "call-forwarding-loop")) {
-		audio_io_loopback_test();
-	} else if (argc == 2 && !strcmp(argv[1], "call-forwarding-in")) {
-		audio_io_loopback_in_test();
+	setbuf(stdout, NULL);
+
+	if (argc == 2 && !strcmp(argv[1], "loopback")) {
+		_direct_loopback();
 	} else if (argc == 3 && !strcmp(argv[1], "async")) {
 		audio_io_async_test(atoi(argv[2]));
+	} else if (argc == 2 && !strcmp(argv[1], "stress")) {
+		audio_io_test_handle_max();
+		audio_io_test_read_write();
 	} else if (argc == 4) {
 		int channel_idx = atoi(argv[3]);
-		if (channel_idx < 0 || channel_idx > 2) {
+		if (channel_idx <= 0 || channel_idx > 16) {
 			printf("Invalid channel\n");
 			return 0;
 		}
 		printf("run with [%s][%s][%s]\n", argv[1], argv[2], argv[3]);
-		audio_io_test(atoi(argv[1]), atoi(argv[2]), channel_idx);
+		_record_and_play(atoi(argv[1]), atoi(argv[2]), channel_idx);
 	} else if (argc == 6) {
-		play_file_sample(argv[2], atoi(argv[3]), atoi(argv[4]), atoi(argv[5]));
+		if (strcmp(argv[1], "play") == 0)
+			_play_file_sample_sync(argv[2], atoi(argv[3]), atoi(argv[4]), atoi(argv[5]));
+		else if (strcmp(argv[1], "playasync") == 0)
+			_play_file_sample_async(argv[2], atoi(argv[3]), atoi(argv[4]), atoi(argv[5]));
+		else if (strcmp(argv[1], "echocancel") == 0)
+			_record_echocancel(argv[2], atoi(argv[3]), atoi(argv[4]), atoi(argv[5]));
 	} else {
-		printf("1. usage : audio_io_test call-forwarding-loop\n");
-		printf("2. usage : audio_io_test call-forwarding-in\n");
-		printf("3. usage : audio_io_test [length to read] [number of iteration] [channels]\n");
-		printf("4. usage : audio_io_test async [write(1) | read(2)]\n");
-		printf("5. Uasge : audio_io_test play [filename] [sample rate] [channels] [type(0:U8)]\n");
+		printf("- Usages :\n");
+		printf("- # audio_io_test loopback\n");
+		printf("- # audio_io_test stress\n");
+		printf("- # audio_io_test [length to read] [number of iteration] [channels]\n");
+		printf("- # audio_io_test async [write(1) | read(2)]\n");
+		printf("- # audio_io_test play [filename] [sample rate] [channels] [type(0:U8,1:S16LE,2:S24LE,3:S24_32LE)]\n");
+		printf("- # audio_io_test playasync [filename] [sample rate] [channels] [type(0:U8,1:S16LE,2:S24LE,3:S24_32LE)]\n");
+		printf("- # audio_io_test echocancel [filename] [sample rate] [channels] [ref_dev]\n");
 	}
 	return 0;
 }