| # Copyright 2021 The ChromiumOS Authors |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| from autotest_lib.server import utils |
| |
| NAME = "audio_AudioNoiseCancellation.quiet_env" |
| METADATA = { |
| "contacts": ["chromeos-audio-sw@google.com"], |
| "bug_component": "b:875558", |
| "criteria": "This test will fail if captured audio quality is degraded by NC in a quiet place.", |
| "doc" : """ |
| This test checks if the speech quality is not degraded by NC when |
| the input is clean. During the test, the speech file will be played |
| by Chameleon, while DUT records via the internal mic with NC enabled |
| and disabled respectively. The score difference calculated by ViSQOL |
| with the speech file as reference should not be less than the |
| threshold specified in test_data. |
| """ |
| } |
| TEST_TYPE = "server" |
| # ATTRIBUTES = "suite:audio_advanced" |
| DEPENDENCIES = "board:volteer, audio_box, chameleon_state:WORKING" |
| JOB_RETRIES = 1 |
| |
| args_dict = utils.args_to_dict(args) |
| chameleon_args = hosts.CrosHost.get_chameleon_arguments(args_dict) |
| |
| # Test files are located in gs://chromeos-localmirror/distfiles/test_noise_cancellation |
| # The speech file is 15-second, 1-channel, 16k-rate. |
| # The threshold is negative because we can tolerate the slight degradation as the side effect |
| # of NC. |
| test_data = dict(speech_file='speech_ref.wav', |
| threshold=-0.05) |
| |
| def run(machine): |
| host = hosts.create_host(machine, chameleon_args=chameleon_args) |
| job.run_test("audio_AudioNoiseCancellation", host=host, test_data=test_data, tag='quiet_env') |
| |
| parallel_simple(run, machines) |
