| # Copyright 2016 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. |
| |
| """This is a server side audio volume test using the Chameleon board.""" |
| |
| import logging |
| import os |
| import time |
| |
| from autotest_lib.client.cros.chameleon import audio_test_utils |
| from autotest_lib.client.cros.chameleon import chameleon_audio_ids |
| from autotest_lib.client.cros.chameleon import chameleon_audio_helper |
| from autotest_lib.server.cros.audio import audio_test |
| from autotest_lib.server.cros.multimedia import remote_facade_factory |
| |
| |
| class audio_AudioArtifacts(audio_test.AudioTest): |
| """Server side audio artifacts test. |
| |
| This test talks to a Chameleon board and a Cros device to detect |
| audio artifacts from the Cros device. |
| |
| """ |
| version = 1 |
| RECORD_SECONDS = 20 |
| DELAY_AFTER_BINDING = 0.5 |
| KEEP_VOLUME_SECONDS = 0.5 |
| START_PLAYBACK_SECONDS = 0.5 |
| |
| def run_once(self, host, source_id, sink_id, recorder_id, |
| golden_file, switch_hsp=False, |
| mute_duration_in_secs=None, |
| volume_changes=None, |
| record_secs=None): |
| """Running audio volume test. |
| |
| mute_duration_in_secs and volume_changes couldn't be both not None. |
| |
| @param host: device under test CrosHost |
| @param source_id: An ID defined in chameleon_audio_ids for source. |
| @param sink_id: An ID defined in chameleon_audio_ids for sink if needed. |
| Currently this is only used on bluetooth. |
| @param recorder: An ID defined in chameleon_audio_ids for recording. |
| @param golden_file: A test file defined in audio_test_data. |
| @param switch_hsp: Run a recording process on Cros device. This is |
| to trigger Cros switching from A2DP to HSP. |
| @param mute_duration_in_secs: List of each duration of mute. For example, |
| [0.4, 0.6] will have two delays, each |
| duration will be 0.4 secs and 0.6 secs. |
| And, between delays, there will be |
| KEEP_VOLUME_SECONDS secs sine wave. |
| @param volume_changes: List consisting of -1 and +1, where -1 denoting |
| decreasing volume, +1 denoting increasing volume. |
| Between each changes, the volume will be kept for |
| KEEP_VOLUME_SECONDS secs. |
| @param record_secs: The duration of recording in seconds. If it is not |
| set, duration of the test data will be used. If |
| duration of test data is not set either, default |
| RECORD_SECONDS will be used. |
| |
| """ |
| if (source_id == chameleon_audio_ids.CrosIds.SPEAKER and |
| not audio_test_utils.has_internal_speaker(host)): |
| return |
| |
| chameleon_board = host.chameleon |
| factory = remote_facade_factory.RemoteFacadeFactory( |
| host, results_dir=self.resultsdir) |
| |
| chameleon_board.setup_and_reset(self.outputdir) |
| |
| widget_factory = chameleon_audio_helper.AudioWidgetFactory( |
| factory, host) |
| |
| source = widget_factory.create_widget(source_id) |
| recorder = widget_factory.create_widget(recorder_id) |
| |
| # Chameleon Mic does not need binding. |
| binding = (recorder_id != chameleon_audio_ids.ChameleonIds.MIC) |
| |
| binder = None |
| |
| if binding: |
| if sink_id: |
| sink = widget_factory.create_widget(sink_id) |
| binder = widget_factory.create_binder(source, sink, recorder) |
| else: |
| binder = widget_factory.create_binder(source, recorder) |
| |
| start_volume, low_volume, high_volume = 75, 50, 100 |
| |
| if not record_secs: |
| if golden_file.duration_secs: |
| record_secs = golden_file.duration_secs |
| else: |
| record_secs = self.RECORD_SECONDS |
| logging.debug('Record duration: %f seconds', record_secs) |
| |
| # Checks if the file is local or is served on web. |
| file_url = getattr(golden_file, 'url', None) |
| |
| with chameleon_audio_helper.bind_widgets(binder): |
| # Checks the node selected by cras is correct. |
| time.sleep(self.DELAY_AFTER_BINDING) |
| audio_facade = factory.create_audio_facade() |
| |
| audio_test_utils.dump_cros_audio_logs( |
| host, audio_facade, self.resultsdir, 'after_binding') |
| |
| audio_facade.set_chrome_active_volume(start_volume) |
| |
| audio_test_utils.check_output_port(audio_facade, source.port_id) |
| |
| if switch_hsp: |
| audio_test_utils.switch_to_hsp(audio_facade) |
| |
| if not file_url: |
| logging.info('Setting playback data on Cros device') |
| source.set_playback_data(golden_file) |
| |
| logging.info('Start recording from Chameleon.') |
| recorder.start_recording() |
| |
| if not file_url: |
| logging.info('Start playing %s on Cros device', |
| golden_file.path) |
| source.start_playback() |
| else: |
| logging.info('Start playing %s on Cros device using browser', |
| file_url) |
| browser_facade = factory.create_browser_facade() |
| tab_descriptor = browser_facade.new_tab(file_url) |
| |
| if volume_changes: |
| time.sleep(self.START_PLAYBACK_SECONDS) |
| for x in volume_changes: |
| if x == -1: |
| audio_facade.set_chrome_active_volume(low_volume) |
| if x == +1: |
| audio_facade.set_chrome_active_volume(high_volume) |
| time.sleep(self.KEEP_VOLUME_SECONDS) |
| passed_time_secs = self.START_PLAYBACK_SECONDS |
| passed_time_secs += len(volume_changes) * self.KEEP_VOLUME_SECONDS |
| rest = max(0, record_secs - passed_time_secs) |
| time.sleep(rest) |
| elif mute_duration_in_secs: |
| time.sleep(self.START_PLAYBACK_SECONDS) |
| passed_time_seconds = self.START_PLAYBACK_SECONDS |
| for mute_secs in mute_duration_in_secs: |
| audio_facade.set_chrome_active_volume(0) |
| time.sleep(mute_secs) |
| audio_facade.set_chrome_active_volume(start_volume) |
| time.sleep(self.KEEP_VOLUME_SECONDS) |
| passed_time_seconds += mute_secs + self.KEEP_VOLUME_SECONDS |
| rest = max(0, record_secs - passed_time_seconds) |
| time.sleep(rest) |
| else: |
| time.sleep(record_secs) |
| |
| recorder.stop_recording() |
| logging.info('Stopped recording from Chameleon.') |
| |
| audio_test_utils.dump_cros_audio_logs( |
| host, audio_facade, self.resultsdir, |
| 'after_recording') |
| |
| if file_url: |
| browser_facade.close_tab(tab_descriptor) |
| else: |
| source.stop_playback() |
| |
| recorder.read_recorded_binary() |
| logging.info('Read recorded binary from Chameleon.') |
| |
| recorded_file = os.path.join( |
| self.resultsdir, "recorded.raw" ) |
| logging.info('Saving recorded data to %s', recorded_file) |
| recorder.save_file(recorded_file) |
| |
| audio_test_utils.check_recorded_frequency( |
| golden_file, recorder, |
| check_artifacts=True, |
| mute_durations=mute_duration_in_secs, |
| volume_changes=volume_changes) |
| |
