1/*
2 * Copyright 2015 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 PERSISTENT_SURFACE_H_
18
19#define PERSISTENT_SURFACE_H_
20
21#include <gui/IGraphicBufferProducer.h>
22#include <android/IGraphicBufferSource.h>
23#include <media/stagefright/foundation/ABase.h>
24#include <binder/Parcel.h>
25
26namespace android {
27
28struct PersistentSurface : public RefBase {
29    PersistentSurface() {}
30
31    PersistentSurface(
32            const sp<IGraphicBufferProducer>& bufferProducer,
33            const sp<IGraphicBufferSource>& bufferSource) :
34        mBufferProducer(bufferProducer),
35        mBufferSource(bufferSource) { }
36
37    sp<IGraphicBufferProducer> getBufferProducer() const {
38        return mBufferProducer;
39    }
40
41    sp<IGraphicBufferSource> getBufferSource() const {
42        return mBufferSource;
43    }
44
45    status_t writeToParcel(Parcel *parcel) const {
46        parcel->writeStrongBinder(IInterface::asBinder(mBufferProducer));
47        parcel->writeStrongBinder(IInterface::asBinder(mBufferSource));
48        return NO_ERROR;
49    }
50
51    status_t readFromParcel(const Parcel *parcel) {
52        mBufferProducer = interface_cast<IGraphicBufferProducer>(
53                parcel->readStrongBinder());
54        mBufferSource = interface_cast<IGraphicBufferSource>(
55                parcel->readStrongBinder());
56        return NO_ERROR;
57    }
58
59private:
60    sp<IGraphicBufferProducer> mBufferProducer;
61    sp<IGraphicBufferSource> mBufferSource;
62
63    DISALLOW_EVIL_CONSTRUCTORS(PersistentSurface);
64};
65
66}  // namespace android
67
68#endif  // PERSISTENT_SURFACE_H_
69