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-rw-r--r--apps/CameraITS/tests/inprog/test_param_black_level_lock.py76
1 files changed, 0 insertions, 76 deletions
diff --git a/apps/CameraITS/tests/inprog/test_param_black_level_lock.py b/apps/CameraITS/tests/inprog/test_param_black_level_lock.py
deleted file mode 100644
index 7d0be92..0000000
--- a/apps/CameraITS/tests/inprog/test_param_black_level_lock.py
+++ /dev/null
@@ -1,76 +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.device
-import its.objects
-import pylab
-import os.path
-import matplotlib
-import matplotlib.pyplot
-import numpy
-
-def main():
- """Test that when the black level is locked, it doesn't change.
-
- Shoot with the camera covered (i.e.) dark/black. The test varies the
- sensitivity parameter and checks if the black level changes.
- """
- NAME = os.path.basename(__file__).split(".")[0]
-
- NUM_STEPS = 5
-
- req = {
- "android.blackLevel.lock": True,
- "android.control.mode": 0,
- "android.control.aeMode": 0,
- "android.control.awbMode": 0,
- "android.control.afMode": 0,
- "android.sensor.frameDuration": 0,
- "android.sensor.exposureTime": 10*1000*1000
- }
-
- # The most frequent pixel value in each image; assume this is the black
- # level, since the images are all dark (shot with the lens covered).
- modes = []
-
- with its.device.ItsSession() as cam:
- props = cam.get_camera_properties()
- sens_range = props['android.sensor.info.sensitivityRange']
- sensitivities = range(sens_range[0],
- sens_range[1]+1,
- int((sens_range[1] - sens_range[0]) / NUM_STEPS))
- for si, s in enumerate(sensitivities):
- req["android.sensor.sensitivity"] = s
- cap = cam.do_capture(req)
- yimg,_,_ = its.image.convert_capture_to_planes(cap)
- hist,_ = numpy.histogram(yimg*255, 256, (0,256))
- modes.append(numpy.argmax(hist))
-
- # Add this histogram to a plot; solid for shots without BL
- # lock, dashes for shots with BL lock
- pylab.plot(range(16), hist.tolist()[:16])
-
- pylab.xlabel("Luma DN, showing [0:16] out of full [0:256] range")
- pylab.ylabel("Pixel count")
- pylab.title("Histograms for different sensitivities")
- matplotlib.pyplot.savefig("%s_plot_histograms.png" % (NAME))
-
- # Check that the black levels are all the same.
- print "Black levels:", modes
- assert(all([modes[i] == modes[0] for i in range(len(modes))]))
-
-if __name__ == '__main__':
- main()
-