client/cros/bluetooth/bluetooth_audio_test_data.py - mirrors/cros/chromiumos/third_party/autotest - Git at Google

 # Copyright 2020 The Chromium OS Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.

 """bluetooth audio test dat for A2DP, AVRCP, and HFP."""

 import logging
 import os
 import subprocess

 import common
 from autotest_lib.client.common_lib import error
 from autotest_lib.client.bin import utils


 DIST_FILES = 'gs://chromeos-localmirror/distfiles'
 DOWNLOAD_TIMEOUT = 90 # timeout for gsutil downloads
 DATA_DIR = '/tmp'


 VISQOL_TARBALL = os.path.join(DIST_FILES, 'visqol-binary.tar.gz')
 # Path to ViSQOL tarball in autotest server
 VISQOL_TARBALL_LOCAL_PATH = os.path.join(DATA_DIR,
                                          os.path.split(VISQOL_TARBALL)[1])
 VISQOL_FOLDER = os.path.join(DATA_DIR, 'visqol')
 VISQOL_PATH = os.path.join(VISQOL_FOLDER, 'visqol')
 # There are several available models for VISQOL, since these VISQOL based tests
 # are primarily for voice quality, this model is more tuned for voice quality.
 # experimentally, the scores have been fairly similar to the default model
 # TODO b:169251326 terms below are set outside of this codebase
 # and should be updated when possible. ("master" -> "main")
 # 'libsvm_nu_svr_model.txt'. Details: github.com/google/visqol/tree/master/model
 VISQOL_SIMILARITY_MODEL = os.path.join(
         VISQOL_FOLDER, 'visqol.runfiles', '__main__', 'model',
         'tcdvoip_nu.568_c5.31474325639_g3.17773760038_model.txt')
 VISQOL_TEST_DIR = os.path.join(VISQOL_FOLDER, 'bt-test-output')


 AUDIO_TARBALL = os.path.join(DIST_FILES, 'chameleon-bundle',
                              'audio-test-data.tar.gz')
 AUDIO_TEST_DIR = '/usr/local/autotest/cros/audio/test_data'
 AUDIO_RECORD_DIR = os.path.join(DATA_DIR, 'audio')

 # AUDIO_TARBALL_NAME is the name of the tarball, i.e. audio-test-data.tar.gz
 AUDIO_TARBALL_NAME = os.path.split(AUDIO_TARBALL)[1]
 # AUDIO_TEST_DATA_DIR is the path of the audio-test-data directory,
 # i.e. /tmp/audio-test-data/
 AUDIO_TEST_DATA_DIR = os.path.join(DATA_DIR,
                                    AUDIO_TARBALL_NAME.split('.', 1)[0])
 AUDIO_DATA_TARBALL_PATH = os.path.join(DATA_DIR, AUDIO_TARBALL_NAME)


 A2DP = 'a2dp'
 A2DP_LONG = 'a2dp_long'
 AVRCP = 'avrcp'
 HFP_NBS = 'hfp_nbs'
 HFP_WBS = 'hfp_wbs'
 VISQOL_BUFFER_LENGTH = 10.0


 common_test_data = {
     'bit_width': 16,
     'format': 'S16_LE',
     'duration': 5,
 }


 def download_file_from_bucket(dir, file_address, verify_download):
     """Extract tarball specified by tar_path to directory dir.

     @param dir: Path to directory to download file to.
     @param file_address: URL of the file to download.
     @param verify_download: A function that accepts stdout, stderr, and the
             process as args and verifies if the download succeeded.

     @retuns: The result of a call to verify_download.
     """
     download_cmd = 'gsutil cp -r {0} {1}'.format(file_address, dir)
     download_proc = subprocess.Popen(download_cmd.split(),
                                      stdout=subprocess.PIPE,
                                      stderr=subprocess.PIPE)

     try:
         stdout, stderr = utils.poll_for_condition(
                 download_proc.communicate,
                 error.TestError('Failed to download'), timeout=DOWNLOAD_TIMEOUT,
                 desc='Downloading {}'.format(file_address))
     except Exception as e:
         download_proc.terminate()
         return False
     else:
         return verify_download(stdout, stderr, download_proc)


 def extract_tarball(dir, tar_path, verify_extraction):
     """Extract tarball specified by tar_path to directory dir.

     @param dir: Path to directory to extract to.
     @param tar_path: Path to the tarball to extract.
     @param verify_extraction: A function that accepts stdout, stderr, and the
             process as args and verifies if the extraction succeeded.

     @retuns: The result of a call to verify_extraction.
     """
     extract_cmd = 'tar -xf {0} -C {1}'.format(tar_path, dir)
     extract_proc = subprocess.Popen(extract_cmd.split(), stdout=subprocess.PIPE,
                                     stderr=subprocess.PIPE)

     try:
         stdout, stderr = utils.poll_for_condition(
                 extract_proc.communicate, error.TestError('Failed to extract'),
                 timeout=DOWNLOAD_TIMEOUT, desc='Extracting {}'.format(tar_path))
     except Exception as e:
         extract_proc.terminate()
         return False
     else:
         return verify_extraction(stdout, stderr, extract_proc)


 def verify_visqol_extraction(stdout, stderr, process):
     """Verify all important components of VISQOL are present in expected
     locations.

     @param stdout: Output of the extract process.
     @param stderr: Error output of the extract process.
     @param process: The Popen object of the extract process.

     @returns: True if all required components are present and extraction process
             suceeded.
     """
     return (not stderr and
             os.path.isdir(VISQOL_FOLDER) and
             os.path.isdir(VISQOL_TEST_DIR) and
             os.path.exists(VISQOL_PATH) and
             os.path.exists(VISQOL_SIMILARITY_MODEL))


 def get_visqol_binary():
     """Download visqol binary.

     If visqol binary not already available, download from DIST_FILES, otherwise
     skip this step.
     """
     logging.debug('Downloading ViSQOL binary on autotest server')
     if verify_visqol_extraction(None, None, None):
         logging.debug('VISQOL binary already exists, skipping')
         return

     # download from VISQOL_TARBALL
     if not download_file_from_bucket(DATA_DIR, VISQOL_TARBALL,
                                      lambda _, __, p: p.returncode == 0):
         raise error.TestError('Failed to download ViSQOL binary')
     # Extract tarball tp DATA_DIR
     if not extract_tarball(DATA_DIR, VISQOL_TARBALL_LOCAL_PATH,
                            verify_visqol_extraction):
         raise error.TestError('Failed to extract ViSQOL binary')


 def get_audio_test_data():
     """Download audio test data files

     Download and unzip audio files for audio tests from DIST_FILES.
     """
     logging.debug('Downloading audio test data on autotest server')

     # download from AUDIO_TARBALL
     if not download_file_from_bucket(DATA_DIR, AUDIO_TARBALL,
                                      lambda _, __, p: p.returncode == 0):
         raise error.TestError('Failed to download audio test data')
     # Extract tarball to DATA_DIR
     if not extract_tarball(
             DATA_DIR, AUDIO_DATA_TARBALL_PATH,
             lambda _, __, ___: os.path.isdir(AUDIO_TEST_DATA_DIR)):
         raise error.TestError('Failed to extract audio test data')


 # Audio test data for hfp narrow band speech
 hfp_nbs_test_data = {
     'rate': 8000,
     'channels': 1,
     'frequencies': (3500,),
     'file': os.path.join(AUDIO_TEST_DIR,
                          'sine_3500hz_rate8000_ch1_5secs.raw'),
     'recorded_by_peer': os.path.join(AUDIO_RECORD_DIR,
                                      'hfp_nbs_recorded_by_peer.wav'),
     'recorded_by_dut': os.path.join(AUDIO_RECORD_DIR,
                                     'hfp_nbs_recorded_by_dut.raw'),
     'visqol_test_files': [
         {
             'file': os.path.join(AUDIO_TEST_DATA_DIR,
                                  'voice_8k.wav'),
             'recorded_by_peer': os.path.join(AUDIO_RECORD_DIR,
                                              'voice_8k_deg_peer.wav'),
             'recorded_by_dut': os.path.join(AUDIO_RECORD_DIR,
                                             'voice_8k_deg_dut.raw'),
             'channels': 1,
             'rate': 8000,
             'duration': 26.112 + VISQOL_BUFFER_LENGTH,
             'bit_width': 16,
             'format': 'S16_LE',
             # convenient way to differentiate ViSQOL tests from regular tests
             'visqol_test': True,
             'encoding': 'signed-integer',
             'speech_mode': True,
             # Passing scored are determined mostly experimentally, the DUT as
             # sink direction has issues and so for now the score set low.
             # Ideally both scores should be set to >= 4.0 in fully functioning
             # scenario.
             # TODO(b/179501232) - NBS is currently not uniformly >= 4.0 on all
             # devices so reduce the passing score.
             'sink_passing_score': 0.0,
             'source_passing_score': 3.5,
             'reporting_type': 'voice-8k',
         },
         {
             'file': os.path.join(AUDIO_TEST_DATA_DIR,
                                  'sine_3500hz_rate8000_ch1_5secs.wav'),
             'recorded_by_peer': os.path.join(AUDIO_RECORD_DIR,
                                              'sine_3k_deg_peer.wav'),
             'recorded_by_dut': os.path.join(AUDIO_RECORD_DIR,
                                             'sine_3k_deg_dut.raw'),
             'channels': 1,
             'rate': 8000,
             'duration': 5.0 + VISQOL_BUFFER_LENGTH,
             'bit_width': 16,
             'format': 'S16_LE',
             # convenient way to differentiate ViSQOL tests from regular tests
             'visqol_test': True,
             'encoding': 'signed-integer',
             'speech_mode': True,
             # Sine tones don't work very well with ViSQOL on the NBS tests, both
             # directions score fairly low, however I've kept it in as a test
             # file because its a good for reference, makes it easy to see
             # degradation and verify that this is transmitting the frequency
             # range we would expect
             # TODO(b/179501232) - NBS is currently not uniformly >= 2.0 on all
             # devices so reduce the passing score.
             'sink_passing_score': 1.0,
             'source_passing_score': 1.0,
             'reporting_type': 'sine-3.5k',
         }
     ]
 }
 hfp_nbs_test_data.update(common_test_data)


 # Audio test data for hfp wide band speech
 hfp_wbs_test_data = {
     'rate': 16000,
     'channels': 1,

     'frequencies': (7000,),
     'file': os.path.join(AUDIO_TEST_DIR,
                          'sine_7000hz_rate16000_ch1_5secs.raw'),
     'recorded_by_peer': os.path.join(AUDIO_RECORD_DIR,
                                      'hfp_wbs_recorded_by_peer.wav'),
     'recorded_by_dut': os.path.join(AUDIO_RECORD_DIR,
                                     'hfp_wbs_recorded_by_dut.raw'),
     'visqol_test_files': [
         {
             'file': os.path.join(AUDIO_TEST_DATA_DIR,
                                  'voice.wav'),
             'recorded_by_peer': os.path.join(AUDIO_RECORD_DIR,
                                              'voice_deg_peer.wav'),
             'recorded_by_dut': os.path.join(AUDIO_RECORD_DIR,
                                             'voice_deg_dut.raw'),
             'channels': 1,
             'rate': 16000,
             'duration': 26.112 + VISQOL_BUFFER_LENGTH,
             'bit_width': 16,
             'format': 'S16_LE',
             # convenient way to differentiate ViSQOL tests from regular tests
             'visqol_test': True,
             'encoding': 'signed-integer',
             'speech_mode': True,
             # Passing scored are determined mostly experimentally, the DUT as
             # sink direction has issues and so for now the score set low.
             # Ideally both scores should be set to >= 4.0 in fully functioning
             # scenario.
             'sink_passing_score': 0.0,
             'source_passing_score': 4.0,
             'reporting_type': 'voice-16k',
         },
         {
             'file': os.path.join(AUDIO_TEST_DATA_DIR,
                                  'sine_7000hz_rate16000_ch1_5secs.wav'),
             'recorded_by_peer': os.path.join(AUDIO_RECORD_DIR,
                                              'sine_7k_deg_peer.wav'),
             'recorded_by_dut': os.path.join(AUDIO_RECORD_DIR,
                                             'sine_7k_deg_dut.raw'),
             'channels': 1,
             'rate': 16000,
             'duration': 5.0 + VISQOL_BUFFER_LENGTH,
             'bit_width': 16,
             'format': 'S16_LE',
             # convenient way to differentiate ViSQOL tests from regular tests
             'visqol_test': True,
             'encoding': 'signed-integer',
             'speech_mode': True,
             # Passing scored are determined mostly experimentally, the DUT as
             # sink direction has issues and so for now the score set low.
             # Ideally both scores should be set to >= 4.0 in fully functioning
             # scenario.
             'sink_passing_score': 0.0,
             'source_passing_score': 4.0,
             'reporting_type': 'sine-7k',
         }
     ]
 }
 hfp_wbs_test_data.update(common_test_data)


 # Audio test data for a2dp
 a2dp_test_data = {
     'rate': 48000,
     'channels': 2,
     'frequencies': (440, 20000),
     'file': os.path.join(AUDIO_TEST_DIR,
                          'binaural_sine_440hz_20000hz_rate48000_%dsecs.raw'),
     'recorded_by_peer': os.path.join(AUDIO_RECORD_DIR,
                                      'a2dp_recorded_by_peer.raw'),
     'chunk_in_secs': 5,
 }
 a2dp_test_data.update(common_test_data)


 # Audio test data for a2dp long test. The file and duration attributes
 # are dynamic and will be determined during run time.
 a2dp_long_test_data = a2dp_test_data.copy()
 a2dp_long_test_data.update({
     'recorded_by_peer': os.path.join(AUDIO_RECORD_DIR,
                                      'a2dp_long_recorded_by_peer.raw'),
     'duration': 0,       # determined at run time
     'chunk_in_secs': 1,
 })


 audio_test_data = {
     A2DP: a2dp_test_data,
     A2DP_LONG: a2dp_long_test_data,
     HFP_WBS: hfp_wbs_test_data,
     HFP_NBS: hfp_nbs_test_data,
 }
	# Copyright 2020 The Chromium OS Authors. All rights reserved.
	# Use of this source code is governed by a BSD-style license that can be
	# found in the LICENSE file.

	"""bluetooth audio test dat for A2DP, AVRCP, and HFP."""

	import logging
	import os
	import subprocess

	import common
	from autotest_lib.client.common_lib import error
	from autotest_lib.client.bin import utils


	DIST_FILES = 'gs://chromeos-localmirror/distfiles'
	DOWNLOAD_TIMEOUT = 90 # timeout for gsutil downloads
	DATA_DIR = '/tmp'


	VISQOL_TARBALL = os.path.join(DIST_FILES, 'visqol-binary.tar.gz')
	# Path to ViSQOL tarball in autotest server
	VISQOL_TARBALL_LOCAL_PATH = os.path.join(DATA_DIR,
	os.path.split(VISQOL_TARBALL)[1])
	VISQOL_FOLDER = os.path.join(DATA_DIR, 'visqol')
	VISQOL_PATH = os.path.join(VISQOL_FOLDER, 'visqol')
	# There are several available models for VISQOL, since these VISQOL based tests
	# are primarily for voice quality, this model is more tuned for voice quality.
	# experimentally, the scores have been fairly similar to the default model
	# TODO b:169251326 terms below are set outside of this codebase
	# and should be updated when possible. ("master" -> "main")
	# 'libsvm_nu_svr_model.txt'. Details: github.com/google/visqol/tree/master/model
	VISQOL_SIMILARITY_MODEL = os.path.join(
	VISQOL_FOLDER, 'visqol.runfiles', '__main__', 'model',
	'tcdvoip_nu.568_c5.31474325639_g3.17773760038_model.txt')
	VISQOL_TEST_DIR = os.path.join(VISQOL_FOLDER, 'bt-test-output')


	AUDIO_TARBALL = os.path.join(DIST_FILES, 'chameleon-bundle',
	'audio-test-data.tar.gz')
	AUDIO_TEST_DIR = '/usr/local/autotest/cros/audio/test_data'
	AUDIO_RECORD_DIR = os.path.join(DATA_DIR, 'audio')

	# AUDIO_TARBALL_NAME is the name of the tarball, i.e. audio-test-data.tar.gz
	AUDIO_TARBALL_NAME = os.path.split(AUDIO_TARBALL)[1]
	# AUDIO_TEST_DATA_DIR is the path of the audio-test-data directory,
	# i.e. /tmp/audio-test-data/
	AUDIO_TEST_DATA_DIR = os.path.join(DATA_DIR,
	AUDIO_TARBALL_NAME.split('.', 1)[0])
	AUDIO_DATA_TARBALL_PATH = os.path.join(DATA_DIR, AUDIO_TARBALL_NAME)


	A2DP = 'a2dp'
	A2DP_LONG = 'a2dp_long'
	AVRCP = 'avrcp'
	HFP_NBS = 'hfp_nbs'
	HFP_WBS = 'hfp_wbs'
	VISQOL_BUFFER_LENGTH = 10.0


	common_test_data = {
	'bit_width': 16,
	'format': 'S16_LE',
	'duration': 5,
	}


	def download_file_from_bucket(dir, file_address, verify_download):
	"""Extract tarball specified by tar_path to directory dir.

	@param dir: Path to directory to download file to.
	@param file_address: URL of the file to download.
	@param verify_download: A function that accepts stdout, stderr, and the
	process as args and verifies if the download succeeded.

	@retuns: The result of a call to verify_download.
	"""
	download_cmd = 'gsutil cp -r {0} {1}'.format(file_address, dir)
	download_proc = subprocess.Popen(download_cmd.split(),
	stdout=subprocess.PIPE,
	stderr=subprocess.PIPE)

	try:
	stdout, stderr = utils.poll_for_condition(
	download_proc.communicate,
	error.TestError('Failed to download'), timeout=DOWNLOAD_TIMEOUT,
	desc='Downloading {}'.format(file_address))
	except Exception as e:
	download_proc.terminate()
	return False
	else:
	return verify_download(stdout, stderr, download_proc)


	def extract_tarball(dir, tar_path, verify_extraction):
	"""Extract tarball specified by tar_path to directory dir.

	@param dir: Path to directory to extract to.
	@param tar_path: Path to the tarball to extract.
	@param verify_extraction: A function that accepts stdout, stderr, and the
	process as args and verifies if the extraction succeeded.

	@retuns: The result of a call to verify_extraction.
	"""
	extract_cmd = 'tar -xf {0} -C {1}'.format(tar_path, dir)
	extract_proc = subprocess.Popen(extract_cmd.split(), stdout=subprocess.PIPE,
	stderr=subprocess.PIPE)

	try:
	stdout, stderr = utils.poll_for_condition(
	extract_proc.communicate, error.TestError('Failed to extract'),
	timeout=DOWNLOAD_TIMEOUT, desc='Extracting {}'.format(tar_path))
	except Exception as e:
	extract_proc.terminate()
	return False
	else:
	return verify_extraction(stdout, stderr, extract_proc)


	def verify_visqol_extraction(stdout, stderr, process):
	"""Verify all important components of VISQOL are present in expected
	locations.

	@param stdout: Output of the extract process.
	@param stderr: Error output of the extract process.
	@param process: The Popen object of the extract process.

	@returns: True if all required components are present and extraction process
	suceeded.
	"""
	return (not stderr and
	os.path.isdir(VISQOL_FOLDER) and
	os.path.isdir(VISQOL_TEST_DIR) and
	os.path.exists(VISQOL_PATH) and
	os.path.exists(VISQOL_SIMILARITY_MODEL))


	def get_visqol_binary():
	"""Download visqol binary.

	If visqol binary not already available, download from DIST_FILES, otherwise
	skip this step.
	"""
	logging.debug('Downloading ViSQOL binary on autotest server')
	if verify_visqol_extraction(None, None, None):
	logging.debug('VISQOL binary already exists, skipping')
	return

	# download from VISQOL_TARBALL
	if not download_file_from_bucket(DATA_DIR, VISQOL_TARBALL,
	lambda _, __, p: p.returncode == 0):
	raise error.TestError('Failed to download ViSQOL binary')
	# Extract tarball tp DATA_DIR
	if not extract_tarball(DATA_DIR, VISQOL_TARBALL_LOCAL_PATH,
	verify_visqol_extraction):
	raise error.TestError('Failed to extract ViSQOL binary')


	def get_audio_test_data():
	"""Download audio test data files

	Download and unzip audio files for audio tests from DIST_FILES.
	"""
	logging.debug('Downloading audio test data on autotest server')

	# download from AUDIO_TARBALL
	if not download_file_from_bucket(DATA_DIR, AUDIO_TARBALL,
	lambda _, __, p: p.returncode == 0):
	raise error.TestError('Failed to download audio test data')
	# Extract tarball to DATA_DIR
	if not extract_tarball(
	DATA_DIR, AUDIO_DATA_TARBALL_PATH,
	lambda _, __, ___: os.path.isdir(AUDIO_TEST_DATA_DIR)):
	raise error.TestError('Failed to extract audio test data')


	# Audio test data for hfp narrow band speech
	hfp_nbs_test_data = {
	'rate': 8000,
	'channels': 1,
	'frequencies': (3500,),
	'file': os.path.join(AUDIO_TEST_DIR,
	'sine_3500hz_rate8000_ch1_5secs.raw'),
	'recorded_by_peer': os.path.join(AUDIO_RECORD_DIR,
	'hfp_nbs_recorded_by_peer.wav'),
	'recorded_by_dut': os.path.join(AUDIO_RECORD_DIR,
	'hfp_nbs_recorded_by_dut.raw'),
	'visqol_test_files': [
	{
	'file': os.path.join(AUDIO_TEST_DATA_DIR,
	'voice_8k.wav'),
	'recorded_by_peer': os.path.join(AUDIO_RECORD_DIR,
	'voice_8k_deg_peer.wav'),
	'recorded_by_dut': os.path.join(AUDIO_RECORD_DIR,
	'voice_8k_deg_dut.raw'),
	'channels': 1,
	'rate': 8000,
	'duration': 26.112 + VISQOL_BUFFER_LENGTH,
	'bit_width': 16,
	'format': 'S16_LE',
	# convenient way to differentiate ViSQOL tests from regular tests
	'visqol_test': True,
	'encoding': 'signed-integer',
	'speech_mode': True,
	# Passing scored are determined mostly experimentally, the DUT as
	# sink direction has issues and so for now the score set low.
	# Ideally both scores should be set to >= 4.0 in fully functioning
	# scenario.
	# TODO(b/179501232) - NBS is currently not uniformly >= 4.0 on all
	# devices so reduce the passing score.
	'sink_passing_score': 0.0,
	'source_passing_score': 3.5,
	'reporting_type': 'voice-8k',
	},
	{
	'file': os.path.join(AUDIO_TEST_DATA_DIR,
	'sine_3500hz_rate8000_ch1_5secs.wav'),
	'recorded_by_peer': os.path.join(AUDIO_RECORD_DIR,
	'sine_3k_deg_peer.wav'),
	'recorded_by_dut': os.path.join(AUDIO_RECORD_DIR,
	'sine_3k_deg_dut.raw'),
	'channels': 1,
	'rate': 8000,
	'duration': 5.0 + VISQOL_BUFFER_LENGTH,
	'bit_width': 16,
	'format': 'S16_LE',
	# convenient way to differentiate ViSQOL tests from regular tests
	'visqol_test': True,
	'encoding': 'signed-integer',
	'speech_mode': True,
	# Sine tones don't work very well with ViSQOL on the NBS tests, both
	# directions score fairly low, however I've kept it in as a test
	# file because its a good for reference, makes it easy to see
	# degradation and verify that this is transmitting the frequency
	# range we would expect
	# TODO(b/179501232) - NBS is currently not uniformly >= 2.0 on all
	# devices so reduce the passing score.
	'sink_passing_score': 1.0,
	'source_passing_score': 1.0,
	'reporting_type': 'sine-3.5k',
	}
	]
	}
	hfp_nbs_test_data.update(common_test_data)


	# Audio test data for hfp wide band speech
	hfp_wbs_test_data = {
	'rate': 16000,
	'channels': 1,

	'frequencies': (7000,),
	'file': os.path.join(AUDIO_TEST_DIR,
	'sine_7000hz_rate16000_ch1_5secs.raw'),
	'recorded_by_peer': os.path.join(AUDIO_RECORD_DIR,
	'hfp_wbs_recorded_by_peer.wav'),
	'recorded_by_dut': os.path.join(AUDIO_RECORD_DIR,
	'hfp_wbs_recorded_by_dut.raw'),
	'visqol_test_files': [
	{
	'file': os.path.join(AUDIO_TEST_DATA_DIR,
	'voice.wav'),
	'recorded_by_peer': os.path.join(AUDIO_RECORD_DIR,
	'voice_deg_peer.wav'),
	'recorded_by_dut': os.path.join(AUDIO_RECORD_DIR,
	'voice_deg_dut.raw'),
	'channels': 1,
	'rate': 16000,
	'duration': 26.112 + VISQOL_BUFFER_LENGTH,
	'bit_width': 16,
	'format': 'S16_LE',
	# convenient way to differentiate ViSQOL tests from regular tests
	'visqol_test': True,
	'encoding': 'signed-integer',
	'speech_mode': True,
	# Passing scored are determined mostly experimentally, the DUT as
	# sink direction has issues and so for now the score set low.
	# Ideally both scores should be set to >= 4.0 in fully functioning
	# scenario.
	'sink_passing_score': 0.0,
	'source_passing_score': 4.0,
	'reporting_type': 'voice-16k',
	},
	{
	'file': os.path.join(AUDIO_TEST_DATA_DIR,
	'sine_7000hz_rate16000_ch1_5secs.wav'),
	'recorded_by_peer': os.path.join(AUDIO_RECORD_DIR,
	'sine_7k_deg_peer.wav'),
	'recorded_by_dut': os.path.join(AUDIO_RECORD_DIR,
	'sine_7k_deg_dut.raw'),
	'channels': 1,
	'rate': 16000,
	'duration': 5.0 + VISQOL_BUFFER_LENGTH,
	'bit_width': 16,
	'format': 'S16_LE',
	# convenient way to differentiate ViSQOL tests from regular tests
	'visqol_test': True,
	'encoding': 'signed-integer',
	'speech_mode': True,
	# Passing scored are determined mostly experimentally, the DUT as
	# sink direction has issues and so for now the score set low.
	# Ideally both scores should be set to >= 4.0 in fully functioning
	# scenario.
	'sink_passing_score': 0.0,
	'source_passing_score': 4.0,
	'reporting_type': 'sine-7k',
	}
	]
	}
	hfp_wbs_test_data.update(common_test_data)


	# Audio test data for a2dp
	a2dp_test_data = {
	'rate': 48000,
	'channels': 2,
	'frequencies': (440, 20000),
	'file': os.path.join(AUDIO_TEST_DIR,
	'binaural_sine_440hz_20000hz_rate48000_%dsecs.raw'),
	'recorded_by_peer': os.path.join(AUDIO_RECORD_DIR,
	'a2dp_recorded_by_peer.raw'),
	'chunk_in_secs': 5,
	}
	a2dp_test_data.update(common_test_data)


	# Audio test data for a2dp long test. The file and duration attributes
	# are dynamic and will be determined during run time.
	a2dp_long_test_data = a2dp_test_data.copy()
	a2dp_long_test_data.update({
	'recorded_by_peer': os.path.join(AUDIO_RECORD_DIR,
	'a2dp_long_recorded_by_peer.raw'),
	'duration': 0, # determined at run time
	'chunk_in_secs': 1,
	})


	audio_test_data = {
	A2DP: a2dp_test_data,
	A2DP_LONG: a2dp_long_test_data,
	HFP_WBS: hfp_wbs_test_data,
	HFP_NBS: hfp_nbs_test_data,
	}