1 # Copyright 2015 The Android Open Source Project 2 # 3 # Licensed under the Apache License, Version 2.0 (the "License"); 4 # you may not use this file except in compliance with the License. 5 # You may obtain a copy of the License at 6 # 7 # http://www.apache.org/licenses/LICENSE-2.0 8 # 9 # Unless required by applicable law or agreed to in writing, software 10 # distributed under the License is distributed on an "AS IS" BASIS, 11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 # See the License for the specific language governing permissions and 13 # limitations under the License. 14 15 import its.image 16 import its.caps 17 import its.device 18 import its.objects 19 import its.target 20 import os.path 21 import math 22 23 def main(): 24 """Test capturing some rawstats data. 25 """ 26 NAME = os.path.basename(__file__).split(".")[0] 27 28 with its.device.ItsSession() as cam: 29 30 cam.do_3a(do_af=False); 31 req = its.objects.auto_capture_request() 32 33 for (gw,gh) in [(16,16)]:#,(4080,1)]: 34 cap = cam.do_capture(req, 35 {"format":"rawStats","gridWidth":gw,"gridHeight":gh}) 36 mean_image, var_image = its.image.unpack_rawstats_capture(cap) 37 38 if gw > 1 and gh > 1: 39 h,w,_ = mean_image.shape 40 for ch in range(4): 41 m = mean_image[:,:,ch].reshape(h,w,1)/1023.0 42 v = var_image[:,:,ch].reshape(h,w,1) 43 its.image.write_image(m, "%s_mean_ch%d.jpg" % (NAME,ch), True) 44 its.image.write_image(v, "%s_var_ch%d.jpg" % (NAME,ch), True) 45 46 if __name__ == '__main__': 47 main() 48 49
