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# 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 its.image
import its.device
import its.objects
import its.target
import os.path
def main():
"""Test that raw streams are not croppable.
"""
NAME = os.path.basename(__file__).split(".")[0]
with its.device.ItsSession() as cam:
props = cam.get_camera_properties()
a = props['android.sensor.info.activeArraySize']
ax, ay = a["left"], a["top"]
aw, ah = a["right"] - a["left"], a["bottom"] - a["top"]
print "Active sensor region: (%d,%d %dx%d)" % (ax, ay, aw, ah)
# Capture without a crop region.
e, s = its.target.get_target_exposure_combos(cam)["minSensitivity"]
req = its.objects.manual_capture_request(s,e)
cap1_yuv, cap1_raw = cam.do_capture(req, cam.CAP_RAW_YUV)
# Capture with a center crop region.
req["android.scaler.cropRegion"] = {
"top": ay + ah/3,
"left": ax + aw/3,
"right": ax + 2*aw/3,
"bottom": ay + 2*ah/3}
cap2_raw, cap2_yuv = cam.do_capture(req, cam.CAP_RAW_YUV)
for s,cap in [("yuv_full",cap1_yuv), ("raw_full",cap1_raw),
("yuv_crop",cap2_yuv), ("raw_crop",cap2_raw)]:
img = its.image.convert_capture_to_rgb_image(cap, props=props)
its.image.write_image(img, "%s_%s.jpg" % (NAME, s))
r = cap["metadata"]["android.scaler.cropRegion"]
x, y = a["left"], a["top"]
w, h = a["right"] - a["left"], a["bottom"] - a["top"]
print "Crop on %s: (%d,%d %dx%d)" % (s, x,y,w,h)
# TODO: Add pass/fail test.
# cap1_raw should match cap2_raw (full frame)
# cap1_raw should match cap1_yuv (full frame)
# cap2_yuv should actually be cropped
if __name__ == '__main__':
main()
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