1/*
2 * Copyright (C) 2007 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 ANDROID_GUI_ISURFACE_COMPOSER_CLIENT_H
18#define ANDROID_GUI_ISURFACE_COMPOSER_CLIENT_H
19
20#include <stdint.h>
21#include <sys/types.h>
22
23#include <utils/Errors.h>
24#include <utils/RefBase.h>
25
26#include <binder/IInterface.h>
27
28#include <ui/FrameStats.h>
29#include <ui/PixelFormat.h>
30
31namespace android {
32// ----------------------------------------------------------------------------
33
34class IGraphicBufferProducer;
35
36class ISurfaceComposerClient : public IInterface
37{
38public:
39    DECLARE_META_INTERFACE(SurfaceComposerClient);
40
41    // flags for createSurface()
42    enum { // (keep in sync with Surface.java)
43        eHidden             = 0x00000004,
44        eDestroyBackbuffer  = 0x00000020,
45        eSecure             = 0x00000080,
46        eNonPremultiplied   = 0x00000100,
47        eOpaque             = 0x00000400,
48        eProtectedByApp     = 0x00000800,
49        eProtectedByDRM     = 0x00001000,
50        eCursorWindow       = 0x00002000,
51
52        eFXSurfaceNormal    = 0x00000000,
53        eFXSurfaceDim       = 0x00020000,
54        eFXSurfaceMask      = 0x000F0000,
55    };
56
57    /*
58     * Requires ACCESS_SURFACE_FLINGER permission
59     */
60    virtual status_t createSurface(
61            const String8& name, uint32_t w, uint32_t h,
62            PixelFormat format, uint32_t flags,
63            sp<IBinder>* handle,
64            sp<IGraphicBufferProducer>* gbp) = 0;
65
66    /*
67     * Requires ACCESS_SURFACE_FLINGER permission
68     */
69    virtual status_t destroySurface(const sp<IBinder>& handle) = 0;
70
71    /*
72     * Requires ACCESS_SURFACE_FLINGER permission
73     */
74    virtual status_t clearLayerFrameStats(const sp<IBinder>& handle) const = 0;
75
76    /*
77     * Requires ACCESS_SURFACE_FLINGER permission
78     */
79    virtual status_t getLayerFrameStats(const sp<IBinder>& handle, FrameStats* outStats) const = 0;
80};
81
82// ----------------------------------------------------------------------------
83
84class BnSurfaceComposerClient: public BnInterface<ISurfaceComposerClient> {
85public:
86    virtual status_t onTransact(uint32_t code, const Parcel& data,
87            Parcel* reply, uint32_t flags = 0);
88};
89
90// ----------------------------------------------------------------------------
91
92}; // namespace android
93
94#endif // ANDROID_GUI_ISURFACE_COMPOSER_CLIENT_H
95