camera2: Move ITS tests to CTS verifier.
Bug: 17994909
Change-Id: Ie788b1ae3a6b079e37a3472c46aed3dfdcfffe2c
diff --git a/apps/CameraITS/pymodules/its/objects.py b/apps/CameraITS/pymodules/its/objects.py
new file mode 100644
index 0000000..d11ef84
--- /dev/null
+++ b/apps/CameraITS/pymodules/its/objects.py
@@ -0,0 +1,190 @@
+# 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 os
+import os.path
+import sys
+import re
+import json
+import tempfile
+import time
+import unittest
+import subprocess
+import math
+
+def int_to_rational(i):
+ """Function to convert Python integers to Camera2 rationals.
+
+ Args:
+ i: Python integer or list of integers.
+
+ Returns:
+ Python dictionary or list of dictionaries representing the given int(s)
+ as rationals with denominator=1.
+ """
+ if isinstance(i, list):
+ return [{"numerator":val, "denominator":1} for val in i]
+ else:
+ return {"numerator":i, "denominator":1}
+
+def float_to_rational(f, denom=128):
+ """Function to convert Python floats to Camera2 rationals.
+
+ Args:
+ f: Python float or list of floats.
+ denom: (Optonal) the denominator to use in the output rationals.
+
+ Returns:
+ Python dictionary or list of dictionaries representing the given
+ float(s) as rationals.
+ """
+ if isinstance(f, list):
+ return [{"numerator":math.floor(val*denom+0.5), "denominator":denom}
+ for val in f]
+ else:
+ return {"numerator":math.floor(f*denom+0.5), "denominator":denom}
+
+def rational_to_float(r):
+ """Function to convert Camera2 rational objects to Python floats.
+
+ Args:
+ r: Rational or list of rationals, as Python dictionaries.
+
+ Returns:
+ Float or list of floats.
+ """
+ if isinstance(r, list):
+ return [float(val["numerator"]) / float(val["denominator"])
+ for val in r]
+ else:
+ return float(r["numerator"]) / float(r["denominator"])
+
+def manual_capture_request(sensitivity, exp_time, linear_tonemap=False):
+ """Return a capture request with everything set to manual.
+
+ Uses identity/unit color correction, and the default tonemap curve.
+ Optionally, the tonemap can be specified as being linear.
+
+ Args:
+ sensitivity: The sensitivity value to populate the request with.
+ exp_time: The exposure time, in nanoseconds, to populate the request
+ with.
+ linear_tonemap: [Optional] whether a linear tonemap should be used
+ in this request.
+
+ Returns:
+ The default manual capture request, ready to be passed to the
+ its.device.do_capture function.
+ """
+ req = {
+ "android.control.mode": 0,
+ "android.control.aeMode": 0,
+ "android.control.awbMode": 0,
+ "android.control.afMode": 0,
+ "android.control.effectMode": 0,
+ "android.sensor.frameDuration": 0,
+ "android.sensor.sensitivity": sensitivity,
+ "android.sensor.exposureTime": exp_time,
+ "android.colorCorrection.mode": 0,
+ "android.colorCorrection.transform":
+ int_to_rational([1,0,0, 0,1,0, 0,0,1]),
+ "android.colorCorrection.gains": [1,1,1,1],
+ "android.tonemap.mode": 1,
+ }
+ if linear_tonemap:
+ req["android.tonemap.mode"] = 0
+ req["android.tonemap.curveRed"] = [0.0,0.0, 1.0,1.0]
+ req["android.tonemap.curveGreen"] = [0.0,0.0, 1.0,1.0]
+ req["android.tonemap.curveBlue"] = [0.0,0.0, 1.0,1.0]
+ return req
+
+def auto_capture_request():
+ """Return a capture request with everything set to auto.
+ """
+ return {
+ "android.control.mode": 1,
+ "android.control.aeMode": 1,
+ "android.control.awbMode": 1,
+ "android.control.afMode": 1,
+ "android.colorCorrection.mode": 1,
+ "android.tonemap.mode": 1,
+ }
+
+def get_available_output_sizes(fmt, props):
+ """Return a sorted list of available output sizes for a given format.
+
+ Args:
+ fmt: the output format, as a string in ["jpg", "yuv", "raw"].
+ props: the object returned from its.device.get_camera_properties().
+
+ Returns:
+ A sorted list of (w,h) tuples (sorted large-to-small).
+ """
+ fmt_codes = {"raw":0x20, "raw10":0x25, "yuv":0x23, "jpg":0x100, "jpeg":0x100}
+ configs = props['android.scaler.streamConfigurationMap']\
+ ['availableStreamConfigurations']
+ fmt_configs = [cfg for cfg in configs if cfg['format'] == fmt_codes[fmt]]
+ out_configs = [cfg for cfg in fmt_configs if cfg['input'] == False]
+ out_sizes = [(cfg['width'],cfg['height']) for cfg in out_configs]
+ out_sizes.sort(reverse=True)
+ return out_sizes
+
+def get_fastest_manual_capture_settings(props):
+ """Return a capture request and format spec for the fastest capture.
+
+ Args:
+ props: the object returned from its.device.get_camera_properties().
+
+ Returns:
+ Two values, the first is a capture request, and the second is an output
+ format specification, for the fastest possible (legal) capture that
+ can be performed on this device (with the smallest output size).
+ """
+ fmt = "yuv"
+ size = get_available_output_sizes(fmt, props)[-1]
+ out_spec = {"format":fmt, "width":size[0], "height":size[1]}
+ s = min(props['android.sensor.info.sensitivityRange'])
+ e = min(props['android.sensor.info.exposureTimeRange'])
+ req = manual_capture_request(s,e)
+ return req, out_spec
+
+class __UnitTest(unittest.TestCase):
+ """Run a suite of unit tests on this module.
+ """
+
+ def test_int_to_rational(self):
+ """Unit test for int_to_rational.
+ """
+ self.assertEqual(int_to_rational(10),
+ {"numerator":10,"denominator":1})
+ self.assertEqual(int_to_rational([1,2]),
+ [{"numerator":1,"denominator":1},
+ {"numerator":2,"denominator":1}])
+
+ def test_float_to_rational(self):
+ """Unit test for float_to_rational.
+ """
+ self.assertEqual(float_to_rational(0.5001, 64),
+ {"numerator":32, "denominator":64})
+
+ def test_rational_to_float(self):
+ """Unit test for rational_to_float.
+ """
+ self.assertTrue(
+ abs(rational_to_float({"numerator":32,"denominator":64})-0.5)
+ < 0.0001)
+
+if __name__ == '__main__':
+ unittest.main()
+