CameraITS: Added its.caps module

Change-Id: Iea737c2f8284f47da85b0ed25f0edbd2163e1d31

3 files changed, 122 insertions, 2 deletions

diff --git a/apps/CameraITS/build/envsetup.sh b/apps/CameraITS/build/envsetup.sh
index 7e2a86b..a95c445 100644
--- a/apps/CameraITS/build/envsetup.sh
+++ b/apps/CameraITS/build/envsetup.sh
@@ -37,7 +37,7 @@ done
 
 export PYTHONPATH="$PWD/pymodules:$PYTHONPATH"
 
-for M in device objects image
+for M in device objects image caps dng target error
 do
     python "pymodules/its/$M.py" 2>&1 | grep -q "OK" || \
         echo ">> Unit test for $M failed" >&2
diff --git a/apps/CameraITS/pymodules/its/caps.py b/apps/CameraITS/pymodules/its/caps.py
new file mode 100644
index 0000000..e70853f
--- /dev/null
+++ b/apps/CameraITS/pymodules/its/caps.py
@@ -0,0 +1,109 @@
+# Copyright 2014 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 unittest
+
+def full(props):
+    """Returns whether a device is a FULL capability camera2 device.
+
+    Args:
+        props: Camera properties object.
+
+    Returns:
+        Boolean.
+    """
+    return props.has_key("android.info.supportedHardwareLevel") and \
+           props["android.info.supportedHardwareLevel"] == 1
+
+def limited(props):
+    """Returns whether a device is a LIMITED capability camera2 device.
+
+    Args:
+        props: Camera properties object.
+
+    Returns:
+        Boolean.
+    """
+    return props.has_key("android.info.supportedHardwareLevel") and \
+           props["android.info.supportedHardwareLevel"] == 0
+
+def legacy(props):
+    """Returns whether a device is a LEGACY capability camera2 device.
+
+    Args:
+        props: Camera properties object.
+
+    Returns:
+        Boolean.
+    """
+    return props.has_key("android.info.supportedHardwareLevel") and \
+           props["android.info.supportedHardwareLevel"] == 2
+
+def manual_sensor(props):
+    """Returns whether a device supports MANUAL_SENSOR capabilities.
+
+    Args:
+        props: Camera properties object.
+
+    Returns:
+        Boolean.
+    """
+    return props.has_key("android.request.availableCapabilities") and \
+           1 in props["android.request.availableCapabilities"]
+
+def manual_post_proc(props):
+    """Returns whether a device supports MANUAL_POST_PROCESSING capabilities.
+
+    Args:
+        props: Camera properties object.
+
+    Returns:
+        Boolean.
+    """
+    return props.has_key("android.request.availableCapabilities") and \
+           2 in props["android.request.availableCapabilities"]
+
+def raw(props):
+    """Returns whether a device supports RAW capabilities.
+
+    Args:
+        props: Camera properties object.
+
+    Returns:
+        Boolean.
+    """
+    return props.has_key("android.request.availableCapabilities") and \
+           3 in props["android.request.availableCapabilities"]
+
+def sensor_fusion(props):
+    """Returns whether the camera and motion sensor timestamps for the device
+    are in the same time domain and can be compared direcctly.
+
+    Args:
+        props: Camera properties object.
+
+    Returns:
+        Boolean.
+    """
+    return props.has_key("android.sensor.info.timestampSource") and \
+           props["android.sensor.info.timestampSource"] == 1
+
+class __UnitTest(unittest.TestCase):
+    """Run a suite of unit tests on this module.
+    """
+    # TODO: Add more unit tests.
+
+if __name__ == '__main__':
+    unittest.main()
+
diff --git a/apps/CameraITS/tests/scene0/test_metadata.py b/apps/CameraITS/tests/scene0/test_metadata.py
index 861c071..57d0aac 100644
--- a/apps/CameraITS/tests/scene0/test_metadata.py
+++ b/apps/CameraITS/tests/scene0/test_metadata.py
@@ -16,6 +16,7 @@ import its.image
 import its.device
 import its.objects
 import its.target
+import its.caps
 import os.path
 import pprint
 
@@ -36,10 +37,20 @@ def main():
         cap = cam.do_capture(req, cam.CAP_YUV)
         md = cap["metadata"]
 
+    print "Hardware level"
+    print "  Legacy:", its.caps.legacy(props)
+    print "  Limited:", its.caps.limited(props)
+    print "  Full:", its.caps.full(props)
+    print "Capabilities"
+    print "  Manual sensor:", its.caps.manual_sensor(props)
+    print "  Manual post-proc:", its.caps.manual_post_proc(props)
+    print "  Raw:", its.caps.raw(props)
+    print "  Sensor fusion:", its.caps.sensor_fusion(props)
+
     # Test: hardware level should be a valid value.
     check('props.has_key("android.info.supportedHardwareLevel")')
     check('props["android.info.supportedHardwareLevel"] is not None')
-    check('props["android.info.supportedHardwareLevel"] in [0,1]')
+    check('props["android.info.supportedHardwareLevel"] in [0,1,2]')
     full = getval('props["android.info.supportedHardwareLevel"]') == 1
 
     # Test: rollingShutterSkew, frameDuration, and