1 /*
2  * Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.
3  * Not a Contribution.
4  *
5  * Copyright 2015 The Android Open Source Project
6  *
7  * Licensed under the Apache License, Version 2.0 (the "License");
8  * you may not use this file except in compliance with the License.
9  * You may obtain a copy of the License at
10  *
11  *      http://www.apache.org/licenses/LICENSE-2.0
12  *
13  * Unless required by applicable law or agreed to in writing, software
14  * distributed under the License is distributed on an "AS IS" BASIS,
15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16  * See the License for the specific language governing permissions and
17  * limitations under the License.
18  */
19 
20 #ifndef __TONEMAPPER_EGLIMAGEWRAPPER_H__
21 #define __TONEMAPPER_EGLIMAGEWRAPPER_H__
22 
23 #include <utils/LruCache.h>
24 #include <linux/msm_ion.h>
25 #include <string>
26 #include <map>
27 #include "EGLImageBuffer.h"
28 
29 using std::string;
30 using std::map;
31 
32 class EGLImageWrapper {
33  private:
34   class DeleteEGLImageCallback : public android::OnEntryRemoved<int, EGLImageBuffer*> {
35    public:
DeleteEGLImageCallback(map<string,int> * mapPtr)36      explicit DeleteEGLImageCallback(map<string, int>* mapPtr) { buffStrbuffIntMapPtr = mapPtr; }
37      void operator()(int& buffInt, EGLImageBuffer*& eglImage);
38      map<string, int>* buffStrbuffIntMapPtr = nullptr;
39      bool mapClearPending = false;
40    #ifndef TARGET_ION_ABI_VERSION
41      int ion_fd = -1;
42    #endif
43   };
44 
45   android::LruCache<int, EGLImageBuffer *>* eglImageBufferCache;
46   map<string, int> buffStrbuffIntMap = {};
47   DeleteEGLImageCallback* callback = 0;
48  #ifndef TARGET_ION_ABI_VERSION
49    int ion_fd = -1;
50  #else
51    uint64_t buffInt = 0;
52  #endif
53 
54  public:
55   EGLImageWrapper();
56   ~EGLImageWrapper();
57   EGLImageBuffer* wrap(const void *pvt_handle);
58 };
59 
60 #endif  // __TONEMAPPER_EGLIMAGEWRAPPER_H__
61