# Copyright 2014 The Android Open Source Project # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. """CameraITS test to verify metadata entries.""" import logging import math from mobly import test_runner import its_base_test import camera_properties_utils import capture_request_utils import its_session_utils class MetadataTest(its_base_test.ItsBaseTest): """Test the validity of some metadata entries. Looks at the capture results and at the camera characteristics objects. """ def test_metadata(self): with its_session_utils.ItsSession( device_id=self.dut.serial, camera_id=self.camera_id, hidden_physical_id=self.hidden_physical_id) as cam: # Arbitrary capture request exposure values; image content is not # important for this test, only the metadata. props = cam.get_camera_properties() props = cam.override_with_hidden_physical_camera_props(props) camera_properties_utils.skip_unless( camera_properties_utils.backward_compatible(props)) auto_req = capture_request_utils.auto_capture_request() cap = cam.do_capture(auto_req) md = cap['metadata'] self.failed = False logging.debug('Hardware level') logging.debug('Legacy: %s', camera_properties_utils.legacy(props)) logging.debug('Limited: %s', camera_properties_utils.limited(props)) logging.debug('Full or better: %s', camera_properties_utils.full_or_better(props)) logging.debug('Level 3: %s', camera_properties_utils.level3(props)) logging.debug('Capabilities') logging.debug('Manual sensor: %s', camera_properties_utils.manual_sensor(props)) logging.debug('Manual post-proc: %s', camera_properties_utils.manual_post_proc(props)) logging.debug('Raw: %s', camera_properties_utils.raw(props)) logging.debug('Sensor fusion: %s', camera_properties_utils.sensor_fusion(props)) check(self, 'android.info.supportedHardwareLevel' in props, 'android.info.supportedHardwareLevel in props') check(self, props['android.info.supportedHardwareLevel'] is not None, 'props[android.info.supportedHardwareLevel] is not None') check(self, props['android.info.supportedHardwareLevel'] in [0, 1, 2, 3], 'props[android.info.supportedHardwareLevel] in [0, 1, 2, 3]') manual_sensor = camera_properties_utils.manual_sensor(props) # Test: rollingShutterSkew, and frameDuration tags must all be present, # and rollingShutterSkew must be greater than zero and smaller than all # of the possible frame durations. if manual_sensor: check(self, 'android.sensor.frameDuration' in md, 'md.has_key("android.sensor.frameDuration")') check(self, md['android.sensor.frameDuration'] is not None, 'md["android.sensor.frameDuration"] is not None') check(self, md['android.sensor.rollingShutterSkew'] > 0, 'md["android.sensor.rollingShutterSkew"] > 0') check(self, md['android.sensor.frameDuration'] > 0, 'md["android.sensor.frameDuration"] > 0') check( self, md['android.sensor.rollingShutterSkew'] <= md['android.sensor.frameDuration'], ('md["android.sensor.rollingShutterSkew"] <= ' 'md["android.sensor.frameDuration"]')) logging.debug('frameDuration: %d ns', md['android.sensor.frameDuration']) check(self, 'android.sensor.rollingShutterSkew' in md, 'md.has_key("android.sensor.rollingShutterSkew")') check(self, md['android.sensor.rollingShutterSkew'] is not None, 'md["android.sensor.rollingShutterSkew"] is not None') logging.debug('rollingShutterSkew: %d ns', md['android.sensor.rollingShutterSkew']) # Test: timestampSource must be a valid value. check(self, 'android.sensor.info.timestampSource' in props, 'props.has_key("android.sensor.info.timestampSource")') check(self, props['android.sensor.info.timestampSource'] is not None, 'props["android.sensor.info.timestampSource"] is not None') check(self, props['android.sensor.info.timestampSource'] in [0, 1], 'props["android.sensor.info.timestampSource"] in [0,1]') # Test: croppingType must be a valid value, and for full devices, it # must be FREEFORM=1. check(self, 'android.scaler.croppingType' in props, 'props.has_key("android.scaler.croppingType")') check(self, props['android.scaler.croppingType'] is not None, 'props["android.scaler.croppingType"] is not None') check(self, props['android.scaler.croppingType'] in [0, 1], 'props["android.scaler.croppingType"] in [0,1]') # Test: android.sensor.blackLevelPattern exists for RAW and is not None if camera_properties_utils.raw(props): check(self, 'android.sensor.blackLevelPattern' in props, 'props.has_key("android.sensor.blackLevelPattern")') check(self, props['android.sensor.blackLevelPattern'] is not None, 'props["android.sensor.blackLevelPattern"] is not None') assert not self.failed if not camera_properties_utils.legacy(props): # Test: pixel_pitch, FOV, and hyperfocal distance are reasonable fmts = props['android.scaler.streamConfigurationMap'][ 'availableStreamConfigurations'] fmts = sorted( fmts, key=lambda k: k['width'] * k['height'], reverse=True) sensor_size = props['android.sensor.info.physicalSize'] pixel_pitch_h = (sensor_size['height'] / fmts[0]['height'] * 1E3) pixel_pitch_w = (sensor_size['width'] / fmts[0]['width'] * 1E3) logging.debug('Assert pixel_pitch WxH: %.2f um, %.2f um', pixel_pitch_w, pixel_pitch_h) assert 0.7 <= pixel_pitch_w <= 10 assert 0.7 <= pixel_pitch_h <= 10 assert 0.333 <= pixel_pitch_w/pixel_pitch_h <= 3.0 diag = math.sqrt(sensor_size['height']**2 + sensor_size['width']**2) fl = md['android.lens.focalLength'] logging.debug('Focal length: %.3f', fl) fov = 2 * math.degrees(math.atan(diag / (2 * fl))) logging.debug('Assert field of view: %.1f degrees', fov) assert 10 <= fov <= 130 if camera_properties_utils.lens_approx_calibrated(props): diopter_hyperfocal = props['android.lens.info.hyperfocalDistance'] if diopter_hyperfocal != 0.0: hyperfocal = 1.0 / diopter_hyperfocal logging.debug('Assert hyperfocal distance: %.2f m', hyperfocal) assert 0.02 <= hyperfocal logging.debug('Minimum focus distance: %3.f', props['android.lens.info.minimumFocusDistance']) def check(self, expr, msg): if expr: logging.debug('Passed>>%s', msg) else: logging.debug('Failed>>%s', msg) self.failed = True if __name__ == '__main__': test_runner.main()