1 /*
2  * Copyright (C) 2018 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef HARDWARE_GOOGLE_MEDIA_C2_V1_0_UTILS_INPUTSURFACECONNECTION_H
18 #define HARDWARE_GOOGLE_MEDIA_C2_V1_0_UTILS_INPUTSURFACECONNECTION_H
19 
20 #include <codec2/hidl/1.0/Component.h>
21 
22 #include <hardware/google/media/c2/1.0/IInputSurfaceConnection.h>
23 
24 #include <media/stagefright/bqhelper/GraphicBufferSource.h>
25 
26 #include <hidl/HidlSupport.h>
27 #include <hidl/Status.h>
28 
29 #include <C2Component.h>
30 
31 #include <memory>
32 #include <mutex>
33 
34 namespace hardware {
35 namespace google {
36 namespace media {
37 namespace c2 {
38 namespace V1_0 {
39 namespace utils {
40 
41 using ::android::hardware::Return;
42 using ::android::hardware::Void;
43 using ::android::sp;
44 using ::android::GraphicBufferSource;
45 
46 struct InputSurfaceConnection : public IInputSurfaceConnection {
47 
48     virtual Return<Status> disconnect() override;
49 
50 protected:
51 
52     InputSurfaceConnection(
53             const sp<GraphicBufferSource>& source,
54             const std::shared_ptr<C2Component>& component);
55 
56     bool init();
57 
58     friend struct InputSurface;
59 
60     InputSurfaceConnection() = delete;
61     InputSurfaceConnection(const InputSurfaceConnection&) = delete;
62     void operator=(const InputSurfaceConnection&) = delete;
63 
64     struct Impl;
65 
66     std::mutex mMutex;
67     sp<GraphicBufferSource> mSource;
68     sp<Impl> mImpl;
69 
70     virtual ~InputSurfaceConnection() override;
71 };
72 
73 }  // namespace utils
74 }  // namespace V1_0
75 }  // namespace c2
76 }  // namespace media
77 }  // namespace google
78 }  // namespace hardware
79 
80 #endif  // HARDWARE_GOOGLE_MEDIA_C2_V1_0_UTILS_INPUTSURFACECONNECTION_H
81