| # 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.device |
| import its.caps |
| |
| def main(): |
| """Basic test for bring-up of 3A. |
| |
| To pass, 3A must converge. Check that the returned 3A values are legal. |
| """ |
| |
| with its.device.ItsSession() as cam: |
| props = cam.get_camera_properties() |
| its.caps.skip_unless(its.caps.read_3a(props)) |
| |
| sens, exp, gains, xform, focus = cam.do_3a(get_results=True) |
| print "AE: sensitivity %d, exposure %dms" % (sens, exp/1000000) |
| print "AWB: gains", gains, "transform", xform |
| print "AF: distance", focus |
| assert(sens > 0) |
| assert(exp > 0) |
| assert(len(gains) == 4) |
| assert(len(xform) == 9) |
| assert(focus >= 0) |
| |
| if __name__ == '__main__': |
| main() |
| |