| # Copyright 2019 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 pinned stream audio test using the Chameleon board.""" |
| |
| import logging |
| import os |
| import time |
| |
| 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 |
| |
| |
| class audio_AudioPinnedStream(audio_test.AudioTest): |
| """Server side pinned stream audio test. |
| |
| This test talks to a Chameleon board and a Cros device to verify |
| pinned stream audio function of the Cros device. |
| |
| """ |
| version = 1 |
| DELAY_BEFORE_RECORD_SECONDS = 0.5 |
| PLAYBACK_RECORD_SECONDS = 3 |
| RECORDING_RECORD_SECONDS = 6 |
| DELAY_AFTER_BINDING = 0.5 |
| |
| def run_once(self, playback): |
| """Running basic pinned stream audio tests. |
| |
| @param playback: True if testing for playback path |
| """ |
| # [1330, 1330] sine wave |
| golden_file = audio_test_data.GenerateAudioTestData( |
| path=os.path.join(self.bindir, 'fix_1330_16.raw'), |
| duration_secs=10, |
| frequencies=[1330, 1330], |
| volume_scale=0.1) |
| |
| # [2000, 1000] sine wave |
| usb_golden_file = audio_test_data.GenerateAudioTestData( |
| path=os.path.join(self.bindir, 'fix_2k_1k_16.raw'), |
| duration_secs=10, |
| frequencies=[2000, 1000]) |
| |
| if playback: |
| source = self.widget_factory.create_widget( |
| chameleon_audio_ids.CrosIds.HEADPHONE) |
| recorder = self.widget_factory.create_widget( |
| chameleon_audio_ids.ChameleonIds.LINEIN) |
| usb_source = self.widget_factory.create_widget( |
| chameleon_audio_ids.CrosIds.USBOUT) |
| usb_recorder = self.widget_factory.create_widget( |
| chameleon_audio_ids.ChameleonIds.USBIN) |
| else: |
| source = self.widget_factory.create_widget( |
| chameleon_audio_ids.ChameleonIds.LINEOUT) |
| recorder = self.widget_factory.create_widget( |
| chameleon_audio_ids.CrosIds.EXTERNAL_MIC) |
| usb_source = self.widget_factory.create_widget( |
| chameleon_audio_ids.ChameleonIds.USBOUT) |
| usb_recorder = self.widget_factory.create_widget( |
| chameleon_audio_ids.CrosIds.USBIN) |
| |
| binder = self.widget_factory.create_binder(source, recorder) |
| usb_binder = self.widget_factory.create_binder(usb_source, |
| usb_recorder) |
| |
| with chameleon_audio_helper.bind_widgets(usb_binder): |
| with chameleon_audio_helper.bind_widgets(binder): |
| time.sleep(self.DELAY_AFTER_BINDING) |
| |
| if playback: |
| audio_test_utils.check_and_set_chrome_active_node_types( |
| self.facade, 'HEADPHONE', None) |
| else: |
| audio_test_utils.check_and_set_chrome_active_node_types( |
| self.facade, None, 'MIC') |
| |
| logging.info('Setting playback data') |
| source.set_playback_data(golden_file) |
| usb_source.set_playback_data(usb_golden_file) |
| |
| logging.info('Start playing %s', golden_file.path) |
| source.start_playback() |
| |
| logging.info('Start playing %s, pinned:%s', |
| usb_golden_file.path, playback) |
| usb_source.start_playback(pinned=playback) |
| |
| time.sleep(self.DELAY_BEFORE_RECORD_SECONDS) |
| |
| logging.info('Start recording.') |
| recorder.start_recording() |
| if playback: |
| # Not any two recorders on chameleon can record at the same |
| # time. USB and LineIn can but we would keep them separate |
| # here to keep things simple and change it when needed. |
| # Should still record [2000, 1000] sine wave from USB as |
| # it was set pinned on USB. |
| time.sleep(self.PLAYBACK_RECORD_SECONDS) |
| recorder.stop_recording() |
| usb_recorder.start_recording() |
| time.sleep(self.PLAYBACK_RECORD_SECONDS) |
| usb_recorder.stop_recording() |
| else: |
| usb_recorder.start_recording(pinned=True) |
| time.sleep(self.RECORDING_RECORD_SECONDS) |
| recorder.stop_recording() |
| usb_recorder.stop_recording(pinned=True) |
| |
| audio_test_utils.dump_cros_audio_logs(self.host, self.facade, |
| self.resultsdir, |
| 'after_recording') |
| |
| recorder.read_recorded_binary() |
| usb_recorder.read_recorded_binary() |
| |
| recorded_file = os.path.join(self.resultsdir, "recorded.raw") |
| logging.info('Saving recorded data to %s', recorded_file) |
| recorder.save_file(recorded_file) |
| |
| usb_recorded_file = os.path.join(self.resultsdir, "usb_recorded.raw") |
| logging.info('Saving recorded data to %s', usb_recorded_file) |
| usb_recorder.save_file(usb_recorded_file) |
| |
| if playback: |
| audio_test_utils.check_recorded_frequency(golden_file, recorder) |
| else: |
| # The signal quality from chameleon will get affected when usb is |
| # also connected. We'll just lower the quality bar here, as it is |
| # not the main point of this test. |
| audio_test_utils.check_recorded_frequency( |
| golden_file, recorder, second_peak_ratio=0.3) |
| audio_test_utils.check_recorded_frequency(usb_golden_file, |
| usb_recorder) |
