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Diffstat (limited to 'apps/CameraITS/tests/scene1/test_jpeg.py')
-rw-r--r-- | apps/CameraITS/tests/scene1/test_jpeg.py | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/apps/CameraITS/tests/scene1/test_jpeg.py b/apps/CameraITS/tests/scene1/test_jpeg.py deleted file mode 100644 index bc2d64e..0000000 --- a/apps/CameraITS/tests/scene1/test_jpeg.py +++ /dev/null @@ -1,64 +0,0 @@ -# Copyright 2013 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 its.image -import its.caps -import its.device -import its.objects -import its.target -import os.path -import math - -def main(): - """Test that converted YUV images and device JPEG images look the same. - """ - NAME = os.path.basename(__file__).split(".")[0] - - THRESHOLD_MAX_RMS_DIFF = 0.01 - - with its.device.ItsSession() as cam: - props = cam.get_camera_properties() - if not its.caps.compute_target_exposure(props): - print "Test skipped" - return - - e, s = its.target.get_target_exposure_combos(cam)["midExposureTime"] - req = its.objects.manual_capture_request(s, e, True) - - # YUV - size = its.objects.get_available_output_sizes("yuv", props)[0] - out_surface = {"width":size[0], "height":size[1], "format":"yuv"} - cap = cam.do_capture(req, out_surface) - img = its.image.convert_capture_to_rgb_image(cap) - its.image.write_image(img, "%s_fmt=yuv.jpg" % (NAME)) - tile = its.image.get_image_patch(img, 0.45, 0.45, 0.1, 0.1) - rgb0 = its.image.compute_image_means(tile) - - # JPEG - size = its.objects.get_available_output_sizes("jpg", props)[0] - out_surface = {"width":size[0], "height":size[1], "format":"jpg"} - cap = cam.do_capture(req, out_surface) - img = its.image.decompress_jpeg_to_rgb_image(cap["data"]) - its.image.write_image(img, "%s_fmt=jpg.jpg" % (NAME)) - tile = its.image.get_image_patch(img, 0.45, 0.45, 0.1, 0.1) - rgb1 = its.image.compute_image_means(tile) - - rms_diff = math.sqrt( - sum([pow(rgb0[i] - rgb1[i], 2.0) for i in range(3)]) / 3.0) - print "RMS difference:", rms_diff - assert(rms_diff < THRESHOLD_MAX_RMS_DIFF) - -if __name__ == '__main__': - main() - |