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1# Copyright 2014 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
15import its.image
16import its.caps
17import its.device
18import its.objects
19import its.error
20import its.target
21import sys
22import os
23
24NAME = os.path.basename(__file__).split(".")[0]
25STOP_AT_FIRST_FAILURE = False  # change to True to have test break @ 1st FAIL
26
27
28def main():
29    """Test different combinations of output formats.
30
31    Note the test does not require a specific target but does perform
32    both automatic and manual captures so it requires a fixed scene
33    where 3A can converge.
34    """
35
36    with its.device.ItsSession() as cam:
37
38        props = cam.get_camera_properties()
39        its.caps.skip_unless(its.caps.compute_target_exposure(props) and
40                             its.caps.raw16(props))
41
42        successes = []
43        failures = []
44        debug = its.caps.debug_mode()
45
46        # Two different requests: auto, and manual.
47        e, s = its.target.get_target_exposure_combos(cam)["midExposureTime"]
48        req_aut = its.objects.auto_capture_request()
49        req_man = its.objects.manual_capture_request(s, e)
50        reqs = [req_aut,  # R0
51                req_man]  # R1
52
53        # 10 different combos of output formats; some are single surfaces, and
54        # some are multiple surfaces.
55        wyuv, hyuv = its.objects.get_available_output_sizes("yuv", props)[-1]
56        wjpg, hjpg = its.objects.get_available_output_sizes("jpg", props)[-1]
57        fmt_yuv_prev = {"format": "yuv", "width": wyuv, "height": hyuv}
58        fmt_yuv_full = {"format": "yuv"}
59        fmt_jpg_prev = {"format": "jpeg", "width": wjpg, "height": hjpg}
60        fmt_jpg_full = {"format": "jpeg"}
61        fmt_raw_full = {"format": "raw"}
62        fmt_combos = [
63            [fmt_yuv_prev],                              # F0
64            [fmt_yuv_full],                              # F1
65            [fmt_jpg_prev],                              # F2
66            [fmt_jpg_full],                              # F3
67            [fmt_raw_full],                              # F4
68            [fmt_yuv_prev, fmt_jpg_prev],                # F5
69            [fmt_yuv_prev, fmt_jpg_full],                # F6
70            [fmt_yuv_prev, fmt_raw_full],                # F7
71            [fmt_yuv_prev, fmt_jpg_prev, fmt_raw_full],  # F8
72            [fmt_yuv_prev, fmt_jpg_full, fmt_raw_full]]  # F9
73
74        if its.caps.y8(props):
75            wy8, hy8 = its.objects.get_available_output_sizes("y8", props)[-1]
76            fmt_y8_prev = {"format": "y8", "width": wy8, "height": hy8}
77            fmt_y8_full = {"format": "y8"}
78            fmt_combos.append([fmt_y8_prev])
79            fmt_combos.append([fmt_y8_full])
80
81        # Two different burst lengths: single frame, and 3 frames.
82        burst_lens = [1,  # B0
83                      3]  # B1
84
85        # There are 2xlen(fmt_combos)x2 different combinations. Run through them all.
86        n = 0
87        for r,req in enumerate(reqs):
88            for f,fmt_combo in enumerate(fmt_combos):
89                for b,burst_len in enumerate(burst_lens):
90                    try:
91                        caps = cam.do_capture([req]*burst_len, fmt_combo)
92                        successes.append((n,r,f,b))
93                        print "==> Success[%02d]: R%d F%d B%d" % (n,r,f,b)
94
95                        # Dump the captures out to jpegs in debug mode.
96                        if debug:
97                            if not isinstance(caps, list):
98                                caps = [caps]
99                            elif isinstance(caps[0], list):
100                                caps = sum(caps, [])
101                            for c, cap in enumerate(caps):
102                                img = its.image.convert_capture_to_rgb_image(cap, props=props)
103                                its.image.write_image(img,
104                                    "%s_n%02d_r%d_f%d_b%d_c%d.jpg"%(NAME,n,r,f,b,c))
105
106                    except Exception as e:
107                        print e
108                        print "==> Failure[%02d]: R%d F%d B%d" % (n,r,f,b)
109                        failures.append((n,r,f,b))
110                        if STOP_AT_FIRST_FAILURE:
111                            sys.exit(1)
112                    n += 1
113
114        num_fail = len(failures)
115        num_success = len(successes)
116        num_total = len(reqs)*len(fmt_combos)*len(burst_lens)
117        num_not_run = num_total - num_success - num_fail
118
119        print "\nFailures (%d / %d):" % (num_fail, num_total)
120        for (n,r,f,b) in failures:
121            print "  %02d: R%d F%d B%d" % (n,r,f,b)
122        print "\nSuccesses (%d / %d):" % (num_success, num_total)
123        for (n,r,f,b) in successes:
124            print "  %02d: R%d F%d B%d" % (n,r,f,b)
125        if num_not_run > 0:
126            print "\nNumber of tests not run: %d / %d" % (num_not_run, num_total)
127        print ""
128
129        # The test passes if all the combinations successfully capture.
130        assert num_fail == 0
131        assert num_success == num_total
132
133if __name__ == '__main__':
134    main()
135
136