unplugged-system/cts/apps/CameraITS/tests/scene6/test_zoom.py

154 lines
6.0 KiB
Python

# Copyright 2020 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.
"""Verify zoom ratio scales circle sizes correctly."""
import logging
import os.path
import camera_properties_utils
import capture_request_utils
import image_processing_utils
import its_base_test
import its_session_utils
from mobly import test_runner
import numpy as np
import zoom_capture_utils
_CIRCLE_COLOR = 0 # [0: black, 255: white]
_CIRCLE_AR_RTOL = 0.15 # contour width vs height (aspect ratio)
_CIRCLISH_RTOL = 0.05 # contour area vs ideal circle area pi*((w+h)/4)**2
_JPEG_STR = 'jpg'
_MIN_AREA_RATIO = 0.00015 # based on 2000/(4000x3000) pixels
_MIN_CIRCLE_PTS = 25
_MIN_FOCUS_DIST_TOL = 0.80 # allow charts a little closer than min
_NAME = os.path.splitext(os.path.basename(__file__))[0]
_NUM_STEPS = 10
_TEST_FORMATS = ['yuv'] # list so can be appended for newer Android versions
_TEST_REQUIRED_MPC = 33
_ZOOM_MIN_THRESH = 2.0
class ZoomTest(its_base_test.ItsBaseTest):
"""Test the camera zoom behavior.
"""
def test_zoom(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:
props = cam.get_camera_properties()
props = cam.override_with_hidden_physical_camera_props(props)
camera_properties_utils.skip_unless(
camera_properties_utils.zoom_ratio_range(props))
# Load chart for scene
its_session_utils.load_scene(
cam, props, self.scene, self.tablet, self.chart_distance)
z_range = props['android.control.zoomRatioRange']
logging.debug('testing zoomRatioRange: %s', str(z_range))
debug = self.debug_mode
z_min, z_max = float(z_range[0]), float(z_range[1])
z_list = np.arange(z_min, z_max, float(z_max - z_min) / (_NUM_STEPS - 1))
z_list = np.append(z_list, z_max)
# Check media performance class
media_performance_class = its_session_utils.get_media_performance_class(
self.dut.serial)
if (media_performance_class >= _TEST_REQUIRED_MPC and
cam.is_primary_camera() and
cam.has_ultrawide_camera(facing=props['android.lens.facing']) and
int(z_min) >= 1):
raise AssertionError(
f'With primary camera {self.camera_id}, '
f'MPC >= {_TEST_REQUIRED_MPC}, and '
'an ultrawide camera facing in the same direction as the primary, '
'zoom_ratio minimum must be less than 1.0. '
f'Found media performance class {media_performance_class} '
f'and minimum zoom {z_min}.')
camera_properties_utils.skip_unless(z_max >= z_min * _ZOOM_MIN_THRESH)
# set TOLs based on camera and test rig params
if camera_properties_utils.logical_multi_camera(props):
test_tols, size = zoom_capture_utils.get_test_tols_and_cap_size(
cam, props, self.chart_distance, debug)
else:
test_tols = {}
fls = props['android.lens.info.availableFocalLengths']
for fl in fls:
test_tols[fl] = (zoom_capture_utils.RADIUS_RTOL,
zoom_capture_utils.OFFSET_RTOL)
yuv_size = capture_request_utils.get_largest_yuv_format(props)
size = [yuv_size['width'], yuv_size['height']]
logging.debug('capture size: %s', str(size))
logging.debug('test TOLs: %s', str(test_tols))
# determine vendor API level and test_formats to test
test_formats = _TEST_FORMATS
vendor_api_level = its_session_utils.get_vendor_api_level(self.dut.serial)
if vendor_api_level >= its_session_utils.ANDROID14_API_LEVEL:
test_formats.append(_JPEG_STR)
# do captures over zoom range and find circles with cv2
img_name_stem = f'{os.path.join(self.log_path, _NAME)}'
if camera_properties_utils.manual_sensor(props):
logging.debug('Manual sensor, using manual capture request')
s, e, _, _, f_d = cam.do_3a(get_results=True)
req = capture_request_utils.manual_capture_request(
s, e, f_distance=f_d)
else:
logging.debug('Using auto capture request')
cam.do_3a()
req = capture_request_utils.auto_capture_request()
test_failed = False
for fmt in test_formats:
logging.debug('testing %s format', fmt)
test_data = {}
for i, z in enumerate(z_list):
req['android.control.zoomRatio'] = z
cap = cam.do_capture(
req, {'format': fmt, 'width': size[0], 'height': size[1]})
img = image_processing_utils.convert_capture_to_rgb_image(
cap, props=props)
img_name = f'{img_name_stem}_{fmt}_{round(z, 2)}.{_JPEG_STR}'
image_processing_utils.write_image(img, img_name)
# determine radius tolerance of capture
cap_fl = cap['metadata']['android.lens.focalLength']
radius_tol, offset_tol = test_tols[cap_fl]
# Find the center circle in img
circle = zoom_capture_utils.get_center_circle(img, img_name, size, z,
z_list[0], debug)
# Zoom is too large to find center circle
if circle is None:
break
test_data[i] = {'z': z, 'circle': circle, 'r_tol': radius_tol,
'o_tol': offset_tol, 'fl': cap_fl}
if not zoom_capture_utils.verify_zoom_results(
test_data, size, z_max, z_min):
test_failed = True
if test_failed:
raise AssertionError(f'{_NAME} failed! Check test_log.DEBUG for errors')
if __name__ == '__main__':
test_runner.main()