| # Copyright 2022 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. |
| """Verifies JPEG and YUV still capture images are pixel-wise matching.""" |
| |
| |
| import logging |
| import os.path |
| from mobly import test_runner |
| |
| import its_base_test |
| import camera_properties_utils |
| import capture_request_utils |
| import image_processing_utils |
| import its_session_utils |
| |
| _MAX_IMG_SIZE = (1920, 1440) |
| _NAME = os.path.splitext(os.path.basename(__file__))[0] |
| _THRESHOLD_MAX_RMS_DIFF = 0.01 |
| _USE_CASE_STILL_CAPTURE = 2 |
| |
| |
| class YuvJpegCaptureSamenessTest(its_base_test.ItsBaseTest): |
| """Test capturing a single frame as both YUV and JPEG outputs.""" |
| |
| def test_yuv_jpeg_capture_sameness(self): |
| logging.debug('Starting %s', _NAME) |
| 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) |
| log_path = self.log_path |
| |
| # check SKIP conditions |
| camera_properties_utils.skip_unless( |
| camera_properties_utils.stream_use_case(props)) |
| |
| # Load chart for scene |
| its_session_utils.load_scene( |
| cam, props, self.scene, self.tablet, self.chart_distance) |
| |
| # Create requests |
| max_jpeg_size = capture_request_utils.get_available_output_sizes( |
| 'jpeg', props)[0] |
| if capture_request_utils.is_common_aspect_ratio(max_jpeg_size): |
| w, h = capture_request_utils.get_available_output_sizes( |
| 'yuv', props, _MAX_IMG_SIZE, max_jpeg_size)[0] |
| else: |
| w, h = capture_request_utils.get_available_output_sizes( |
| 'yuv', props, max_size=_MAX_IMG_SIZE)[0] |
| fmt_yuv = {'format': 'yuv', 'width': w, 'height': h, |
| 'useCase': _USE_CASE_STILL_CAPTURE} |
| fmt_jpg = {'format': 'jpeg', 'width': w, 'height': h, |
| 'useCase': _USE_CASE_STILL_CAPTURE} |
| logging.debug('YUV & JPEG stream width: %d, height: %d', w, h) |
| |
| cam.do_3a() |
| req = capture_request_utils.auto_capture_request() |
| req['android.jpeg.quality'] = 100 |
| |
| cap_yuv, cap_jpg = cam.do_capture(req, [fmt_yuv, fmt_jpg]) |
| rgb_yuv = image_processing_utils.convert_capture_to_rgb_image( |
| cap_yuv, True) |
| file_stem = os.path.join(log_path, _NAME) |
| image_processing_utils.write_image(rgb_yuv, f'{file_stem}_yuv.jpg') |
| rgb_jpg = image_processing_utils.convert_capture_to_rgb_image( |
| cap_jpg, True) |
| image_processing_utils.write_image(rgb_jpg, f'{file_stem}_jpg.jpg') |
| |
| rms_diff = image_processing_utils.compute_image_rms_difference_3d( |
| rgb_yuv, rgb_jpg) |
| msg = f'RMS diff: {rms_diff:.4f}' |
| logging.debug('%s', msg) |
| if rms_diff >= _THRESHOLD_MAX_RMS_DIFF: |
| raise AssertionError(msg + f', spec: {_THRESHOLD_MAX_RMS_DIFF}') |
| |
| if __name__ == '__main__': |
| test_runner.main() |