| # Copyright 2015 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. |
| |
| |
| import logging |
| import os |
| import matplotlib |
| from matplotlib import pylab |
| from mobly import test_runner |
| import numpy as np |
| |
| import its_base_test |
| import camera_properties_utils |
| import capture_request_utils |
| import cv2_image_processing_utils |
| import image_processing_utils |
| import its_session_utils |
| |
| EDGE_MODES = {'OFF': 0, 'FAST': 1, 'HQ': 2, 'ZSL': 3} |
| EDGE_MODES_VALUES = list(EDGE_MODES.values()) |
| NAME = os.path.splitext(os.path.basename(__file__))[0] |
| NUM_SAMPLES = 4 |
| PLOT_COLORS = {'yuv': 'r', 'private': 'g', 'none': 'b'} |
| SHARPNESS_RTOL = 0.15 |
| |
| |
| def check_edge_modes(sharpness): |
| """Check that the sharpness for the different edge modes is correct.""" |
| logging.debug('Verify HQ is sharper than OFF') |
| if sharpness[EDGE_MODES['HQ']] < sharpness[EDGE_MODES['OFF']]: |
| raise AssertionError(f"HQ < OFF! HQ: {sharpness[EDGE_MODES['HQ']]:.5f}, " |
| f"OFF: {sharpness[EDGE_MODES['OFF']]:.5f}") |
| |
| logging.debug('Verify ZSL is similar to OFF') |
| e_msg = 'ZSL: %.5f, OFF: %.5f, RTOL: %.2f' % ( |
| sharpness[EDGE_MODES['ZSL']], sharpness[EDGE_MODES['OFF']], |
| SHARPNESS_RTOL) |
| assert np.isclose(sharpness[EDGE_MODES['ZSL']], sharpness[EDGE_MODES['OFF']], |
| SHARPNESS_RTOL), e_msg |
| |
| logging.debug('Verify OFF is not sharper than FAST') |
| e_msg = 'FAST: %.5f, OFF: %.5f, RTOL: %.2f' % ( |
| sharpness[EDGE_MODES['FAST']], sharpness[EDGE_MODES['OFF']], |
| SHARPNESS_RTOL) |
| assert (sharpness[EDGE_MODES['FAST']] > |
| sharpness[EDGE_MODES['OFF']] * (1.0-SHARPNESS_RTOL)), e_msg |
| |
| logging.debug('Verify FAST is not sharper than HQ') |
| e_msg = 'FAST: %.5f, HQ: %.5f, RTOL: %.2f' % ( |
| sharpness[EDGE_MODES['FAST']], sharpness[EDGE_MODES['HQ']], |
| SHARPNESS_RTOL) |
| assert (sharpness[EDGE_MODES['HQ']] > |
| sharpness[EDGE_MODES['FAST']] * (1.0-SHARPNESS_RTOL)), e_msg |
| |
| |
| def do_capture_and_determine_sharpness( |
| cam, edge_mode, sensitivity, exp, fd, out_surface, chart, log_path, |
| reprocess_format=None): |
| """Return sharpness of the output images and the capture result metadata. |
| |
| Processes a capture request with a given edge mode, sensitivity, exposure |
| time, focus distance, output surface parameter, and reprocess format |
| (None for a regular request.) |
| |
| Args: |
| cam: An open device session. |
| edge_mode: Edge mode for the request as defined in android.edge.mode |
| sensitivity: Sensitivity for the request as defined in |
| android.sensor.sensitivity |
| exp: Exposure time for the request as defined in |
| android.sensor.exposureTime. |
| fd: Focus distance for the request as defined in |
| android.lens.focusDistance |
| out_surface: Specifications of the output image format and size. |
| chart: object containing chart information |
| log_path: location to save files |
| reprocess_format: (Optional) The reprocessing format. If not None, |
| reprocessing will be enabled. |
| |
| Returns: |
| Object containing reported edge mode and the sharpness of the output |
| image, keyed by the following strings: |
| 'edge_mode' |
| 'sharpness' |
| """ |
| |
| req = capture_request_utils.manual_capture_request(sensitivity, exp) |
| req['android.lens.focusDistance'] = fd |
| req['android.edge.mode'] = edge_mode |
| if reprocess_format: |
| req['android.reprocess.effectiveExposureFactor'] = 1.0 |
| |
| sharpness_list = [] |
| caps = cam.do_capture([req]*NUM_SAMPLES, [out_surface], reprocess_format) |
| for n in range(NUM_SAMPLES): |
| y, _, _ = image_processing_utils.convert_capture_to_planes(caps[n]) |
| chart.img = image_processing_utils.normalize_img( |
| image_processing_utils.get_image_patch( |
| y, chart.xnorm, chart.ynorm, chart.wnorm, chart.hnorm)) |
| if n == 0: |
| image_processing_utils.write_image( |
| chart.img, '%s_reprocess_fmt_%s_edge=%d.jpg' % ( |
| os.path.join(log_path, NAME), reprocess_format, edge_mode)) |
| edge_mode_res = caps[n]['metadata']['android.edge.mode'] |
| sharpness_list.append( |
| image_processing_utils.compute_image_sharpness(chart.img)) |
| logging.debug('Sharpness list for edge mode %d: %s', |
| edge_mode, str(sharpness_list)) |
| return {'edge_mode': edge_mode_res, 'sharpness': np.mean(sharpness_list)} |
| |
| |
| class ReprocessEdgeEnhancementTest(its_base_test.ItsBaseTest): |
| """Test android.edge.mode param applied when set for reprocessing requests. |
| |
| Capture non-reprocess images for each edge mode and calculate their |
| sharpness as a baseline. |
| |
| Capture reprocessed images for each supported reprocess format and edge_mode |
| mode. Calculate the sharpness of reprocessed images and compare them against |
| the sharpess of non-reprocess images. |
| """ |
| |
| def test_reprocess_edge_enhancement(self): |
| logging.debug('Starting %s', NAME) |
| logging.debug('Edge modes: %s', str(EDGE_MODES)) |
| with its_session_utils.ItsSession( |
| device_id=self.dut.serial, |
| camera_id=self.camera_id, |
| hidden_physical_id=self.hidden_physical_id) as cam: |
| chart_loc_arg = self.chart_loc_arg |
| 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.read_3a(props) and |
| camera_properties_utils.per_frame_control(props) and |
| camera_properties_utils.edge_mode(props, 0) and |
| (camera_properties_utils.yuv_reprocess(props) or |
| camera_properties_utils.private_reprocess(props))) |
| |
| # Load chart for scene |
| its_session_utils.load_scene( |
| cam, props, self.scene, self.tablet, self.chart_distance) |
| |
| # Initialize chart class and locate chart in scene |
| chart = cv2_image_processing_utils.Chart( |
| cam, props, self.log_path, chart_loc=chart_loc_arg) |
| |
| # If reprocessing is supported, ZSL edge mode must be avaiable. |
| assert camera_properties_utils.edge_mode( |
| props, EDGE_MODES['ZSL']), 'ZSL android.edge.mode not available!' |
| |
| reprocess_formats = [] |
| if camera_properties_utils.yuv_reprocess(props): |
| reprocess_formats.append('yuv') |
| if camera_properties_utils.private_reprocess(props): |
| reprocess_formats.append('private') |
| |
| size = capture_request_utils.get_available_output_sizes('jpg', props)[0] |
| logging.debug('image W: %d, H: %d', size[0], size[1]) |
| out_surface = {'width': size[0], 'height': size[1], 'format': 'jpg'} |
| |
| # Get proper sensitivity, exposure time, and focus distance. |
| mono_camera = camera_properties_utils.mono_camera(props) |
| s, e, _, _, fd = cam.do_3a(get_results=True, mono_camera=mono_camera) |
| |
| # Initialize plot |
| pylab.figure('reprocess_result') |
| pylab.title(NAME) |
| pylab.xlabel('Edge Enhance Mode') |
| pylab.ylabel('Sharpness') |
| pylab.xticks(EDGE_MODES_VALUES) |
| |
| # Get the sharpness for each edge mode for regular requests |
| sharpness_regular = [] |
| edge_mode_reported_regular = [] |
| for edge_mode in EDGE_MODES.values(): |
| # Skip unavailable modes |
| if not camera_properties_utils.edge_mode(props, edge_mode): |
| edge_mode_reported_regular.append(edge_mode) |
| sharpness_regular.append(0) |
| continue |
| ret = do_capture_and_determine_sharpness( |
| cam, edge_mode, s, e, fd, out_surface, chart, log_path) |
| edge_mode_reported_regular.append(ret['edge_mode']) |
| sharpness_regular.append(ret['sharpness']) |
| |
| pylab.plot(EDGE_MODES_VALUES, sharpness_regular, |
| '-'+PLOT_COLORS['none']+'o', label='None') |
| logging.debug('Sharpness for edge modes with regular request: %s', |
| str(sharpness_regular)) |
| |
| # Get sharpness for each edge mode and reprocess format |
| sharpnesses_reprocess = [] |
| edge_mode_reported_reprocess = [] |
| |
| for reprocess_format in reprocess_formats: |
| # List of sharpness |
| sharpnesses = [] |
| edge_mode_reported = [] |
| for edge_mode in range(4): |
| # Skip unavailable modes |
| if not camera_properties_utils.edge_mode(props, edge_mode): |
| edge_mode_reported.append(edge_mode) |
| sharpnesses.append(0) |
| continue |
| |
| ret = do_capture_and_determine_sharpness( |
| cam, edge_mode, s, e, fd, out_surface, chart, log_path, |
| reprocess_format) |
| edge_mode_reported.append(ret['edge_mode']) |
| sharpnesses.append(ret['sharpness']) |
| |
| sharpnesses_reprocess.append(sharpnesses) |
| edge_mode_reported_reprocess.append(edge_mode_reported) |
| |
| # Add to plot and log results |
| pylab.plot(EDGE_MODES_VALUES, sharpnesses, |
| '-'+PLOT_COLORS[reprocess_format]+'o', |
| label=reprocess_format) |
| logging.debug('Sharpness for edge modes w/ %s reprocess fmt: %s', |
| reprocess_format, str(sharpnesses)) |
| # Finalize plot |
| pylab.legend(numpoints=1, fancybox=True) |
| matplotlib.pyplot.savefig('%s_plot.png' % |
| os.path.join(log_path, NAME)) |
| logging.debug('Check regular requests') |
| check_edge_modes(sharpness_regular) |
| |
| for reprocess_format in range(len(reprocess_formats)): |
| logging.debug('Check reprocess format: %s', reprocess_format) |
| check_edge_modes(sharpnesses_reprocess[reprocess_format]) |
| |
| hq_div_off_reprocess = ( |
| sharpnesses_reprocess[reprocess_format][EDGE_MODES['HQ']] / |
| sharpnesses_reprocess[reprocess_format][EDGE_MODES['OFF']]) |
| hq_div_off_regular = ( |
| sharpness_regular[EDGE_MODES['HQ']] / |
| sharpness_regular[EDGE_MODES['OFF']]) |
| e_msg = 'HQ/OFF_reprocess: %.4f, HQ/OFF_reg: %.4f, RTOL: %.2f' % ( |
| hq_div_off_reprocess, hq_div_off_regular, SHARPNESS_RTOL) |
| logging.debug('Verify reprocess HQ ~= reg HQ relative to OFF') |
| assert np.isclose(hq_div_off_reprocess, hq_div_off_regular, |
| SHARPNESS_RTOL), e_msg |
| |
| if __name__ == '__main__': |
| test_runner.main() |
| |
