| # Copyright 2015 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 USB playback/record audio test using the |
| Chameleon board. |
| """ |
| |
| import logging |
| import os |
| import time |
| |
| from autotest_lib.client.bin import utils |
| from autotest_lib.client.cros.audio import audio_test_data |
| 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_AudioBasicUSBPlaybackRecord(audio_test.AudioTest): |
| """Server side USB playback/record audio test. |
| |
| This test talks to a Chameleon board and a Cros device to verify |
| USB audio playback/record function of the Cros device. |
| |
| """ |
| version = 1 |
| RECORD_SECONDS = 5 |
| SUSPEND_SECONDS = 30 |
| RPC_RECONNECT_TIMEOUT = 60 |
| |
| def run_once(self, host, suspend=False): |
| golden_file = audio_test_data.SWEEP_TEST_FILE |
| |
| 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) |
| |
| playback_source = widget_factory.create_widget( |
| chameleon_audio_ids.CrosIds.USBOUT) |
| playback_recorder = widget_factory.create_widget( |
| chameleon_audio_ids.ChameleonIds.USBIN) |
| playback_binder = widget_factory.create_binder( |
| playback_source, playback_recorder) |
| |
| record_source = widget_factory.create_widget( |
| chameleon_audio_ids.ChameleonIds.USBOUT) |
| record_recorder = widget_factory.create_widget( |
| chameleon_audio_ids.CrosIds.USBIN) |
| record_binder = widget_factory.create_binder( |
| record_source, record_recorder) |
| |
| with chameleon_audio_helper.bind_widgets(playback_binder): |
| with chameleon_audio_helper.bind_widgets(record_binder): |
| # Checks the node selected by cras is correct. |
| audio_facade = factory.create_audio_facade() |
| |
| audio_test_utils.dump_cros_audio_logs( |
| host, audio_facade, self.resultsdir, 'after_binding') |
| |
| audio_test_utils.check_and_set_chrome_active_node_types( |
| audio_facade, 'USB', 'USB') |
| audio_test_utils.dump_cros_audio_logs( |
| host, audio_facade, self.resultsdir, 'after_select') |
| |
| audio_test_utils.check_audio_nodes( |
| audio_facade, (['USB'], ['USB'])) |
| |
| logging.info('Setting playback data on Cros device') |
| |
| audio_facade.set_selected_output_volume(70) |
| |
| playback_source.set_playback_data(golden_file) |
| record_source.set_playback_data(golden_file) |
| |
| if suspend: |
| audio_test_utils.suspend_resume(host, self.SUSPEND_SECONDS) |
| utils.poll_for_condition(condition=factory.ready, |
| timeout=self.RPC_RECONNECT_TIMEOUT, |
| desc='multimedia server reconnect') |
| |
| audio_test_utils.dump_cros_audio_logs( |
| host, audio_facade, self.resultsdir, |
| 'after_suspend') |
| |
| # Explicitly select the node as there is a known issue |
| # that the selected node might change after a suspension. |
| # We should remove this after the issue is addressed |
| # (crbug:987529). |
| # Directly select the node through cras |
| # Should switch to check_and_set_chrome_active_node_types |
| # to set the active node through chrome.audio API when |
| # the telemetry bug is fixed (crbug.com/965704) |
| audio_facade.set_selected_node_types(['USB'], ['USB']) |
| |
| audio_test_utils.dump_cros_audio_logs( |
| host, audio_facade, self.resultsdir, |
| 'after_resume_select') |
| |
| audio_test_utils.check_audio_nodes( |
| audio_facade, (['USB'], ['USB'])) |
| |
| logging.info('Start recording from Chameleon.') |
| playback_recorder.start_recording() |
| logging.info('Start recording from Cros device.') |
| record_recorder.start_recording(block_size=1024) |
| |
| logging.info('Start playing %s on Cros device', |
| golden_file.path) |
| playback_source.start_playback(block_size=1024) |
| logging.info('Start playing %s on Chameleon', |
| golden_file.path) |
| record_source.start_playback() |
| |
| time.sleep(self.RECORD_SECONDS) |
| |
| audio_test_utils.dump_cros_audio_logs( |
| host, audio_facade, self.resultsdir, 'during_recording') |
| |
| playback_recorder.stop_recording() |
| logging.info('Stopped recording from Chameleon.') |
| record_recorder.stop_recording() |
| logging.info('Stopped recording from Cros device.') |
| |
| audio_test_utils.dump_cros_audio_logs( |
| host, audio_facade, self.resultsdir, 'after_recording') |
| |
| playback_recorder.read_recorded_binary() |
| logging.info('Read recorded binary from Chameleon.') |
| record_recorder.read_recorded_binary() |
| logging.info('Read recorded binary from Cros device.') |
| |
| playback_recorded_file = os.path.join( |
| self.resultsdir, "playback_recorded.raw") |
| logging.info('Saving Cros playback recorded data to %s', |
| playback_recorded_file) |
| playback_recorder.save_file(playback_recorded_file) |
| |
| record_recorded_file = os.path.join( |
| self.resultsdir, "record_recorded.raw") |
| logging.info('Saving Cros record recorded data to %s', |
| record_recorded_file) |
| record_recorder.save_file(record_recorded_file) |
| |
| audio_test_utils.compare_recorded_correlation( |
| golden_file, playback_recorder) |
| audio_test_utils.compare_recorded_correlation( |
| golden_file, record_recorder) |
