1 /*
2  * Copyright (C) 2024 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef IMAGE_EFFECT_CUSTOM_EFILTER_H
17 #define IMAGE_EFFECT_CUSTOM_EFILTER_H
18 
19 #include <string>
20 #include <mutex>
21 
22 #include "any.h"
23 #include "effect_log.h"
24 #include "efilter_factory.h"
25 #include "error_code.h"
26 
27 namespace OHOS {
28 namespace Media {
29 namespace Effect {
30 class CustomEFilter : public EFilter {
31 public:
CustomEFilter(const std::string & name)32     explicit CustomEFilter(const std::string &name) : EFilter(name)
33     {
34         EFFECT_LOGI("CustomEFilter Constructor name = %{public}s", name.c_str());
35         delegate_ = EFilterFactory::Instance()->GetDelegate(name);
36     }
37 
38     ~CustomEFilter() override = default;
39 
40     ErrorCode Render(EffectBuffer *buffer, std::shared_ptr<EffectContext> &context) override;
41 
42     ErrorCode Render(EffectBuffer *src, EffectBuffer *dst, std::shared_ptr<EffectContext> &context) override;
43 
44     ErrorCode SetValue(const std::string &key, Plugin::Any &value) override;
45 
46     ErrorCode Save(EffectJsonPtr &res) override;
47 
48     ErrorCode Restore(const EffectJsonPtr &value) override;
49 
50     static void SetEffectInfo(const std::string &name, const std::shared_ptr<EffectInfo> &effectInfo);
51 
52     static std::shared_ptr<EffectInfo> GetEffectInfo(const std::string &name);
53 
SetHandler(void * handler)54     void SetHandler(void *handler)
55     {
56         handler_ = handler;
57     }
58 
59 private:
60     std::shared_ptr<IFilterDelegate> delegate_;
61     void *handler_ = nullptr;
62     static std::map<std::string, std::shared_ptr<EffectInfo>> effectInfos_;
63     static std::mutex effectInfosMutex_;
64 };
65 } // namespace Effect
66 } // namespace Media
67 } // namespace OHOS
68 
69 #endif // IMAGE_EFFECT_CUSTOM_EFILTER_H