SurfaceTextureLayer.h revision a67932fe6864ac346e7f78b86df11cf6c5344137 
1/*
2 * Copyright (C) 2011 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_SURFACE_TEXTURE_LAYER_H
18#define ANDROID_SURFACE_TEXTURE_LAYER_H
19
20#include <stdlib.h>
21#include <stdint.h>
22#include <sys/types.h>
23
24#include <utils/Errors.h>
25#include <gui/SurfaceTexture.h>
26
27namespace android {
28// ---------------------------------------------------------------------------
29
30class Layer;
31
32class SurfaceTextureLayer : public SurfaceTexture
33{
34    wp<Layer> mLayer;
35    uint32_t mDefaultFormat;
36
37public:
38    SurfaceTextureLayer(GLuint tex, const sp<Layer>& layer);
39    ~SurfaceTextureLayer();
40
41    status_t setDefaultBufferSize(uint32_t w, uint32_t h);
42    status_t setDefaultBufferFormat(uint32_t format);
43
44public:
45    virtual status_t setBufferCount(int bufferCount);
46
47protected:
48    virtual status_t dequeueBuffer(int *buf, uint32_t w, uint32_t h,
49            uint32_t format, uint32_t usage);
50};
51
52// ---------------------------------------------------------------------------
53}; // namespace android
54
55#endif // ANDROID_SURFACE_TEXTURE_LAYER_H
56