1 // Copyright (C) 2019 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 #include <android-base/logging.h>
16
17 #include "EvsInputManager.h"
18 #include "InputManager.h"
19 #include "VideoInputManager.h"
20
21 namespace android {
22 namespace automotive {
23 namespace computepipe {
24 namespace runner {
25 namespace input_manager {
26 namespace {
27
28 enum InputManagerType {
29 EVS = 0,
30 IMAGES,
31 VIDEO,
32 };
33
34 // Helper function to determine the type of input manager to be created from the
35 // input config.
36 // TODO(b/147803315): Implement the actual algorithm to determine the input manager to be
37 // used. Right now, only EVS manager is enabled, so that is used.
getInputManagerType(const proto::InputStreamConfig & streamConfig)38 InputManagerType getInputManagerType(const proto::InputStreamConfig& streamConfig) {
39 switch (streamConfig.type()) {
40 case proto::InputStreamConfig::CAMERA:
41 return InputManagerType::EVS;
42 case proto::InputStreamConfig::IMAGE_FILES:
43 return InputManagerType::IMAGES;
44 case proto::InputStreamConfig::VIDEO_FILE:
45 return InputManagerType::VIDEO;
46 }
47 }
48
49 } // namespace
createInputManager(const proto::InputConfig & config,const proto::InputConfig & overrideConfig,std::shared_ptr<InputEngineInterface> inputEngineInterface)50 std::unique_ptr<InputManager> InputManagerFactory::createInputManager(
51 const proto::InputConfig& config, const proto::InputConfig& overrideConfig,
52 std::shared_ptr<InputEngineInterface> inputEngineInterface) {
53 // Check that all streams in the config have same type.
54 for (int i = 1; i < config.input_stream_size(); i++) {
55 if (config.input_stream(i).type() != config.input_stream(0).type()) {
56 LOG(ERROR) << "Invalid input configuration with config id " << config.config_id()
57 << ". All streams must have same type.";
58 return nullptr;
59 }
60 }
61 InputManagerType inputManagerType = getInputManagerType(config.input_stream(0));
62 std::unique_ptr<InputManager> inputManager = nullptr;
63 switch (inputManagerType) {
64 case InputManagerType::EVS:
65 inputManager = EvsInputManager::createEvsInputManager(config, overrideConfig,
66 inputEngineInterface);
67 break;
68 case InputManagerType::VIDEO:
69 inputManager = VideoInputManager::createVideoInputManager(config, overrideConfig,
70 inputEngineInterface);
71 break;
72 default:
73 return nullptr;
74 }
75 return inputManager;
76 }
77
78 } // namespace input_manager
79 } // namespace runner
80 } // namespace computepipe
81 } // namespace automotive
82 } // namespace android
83