1 /*
2 * Copyright (c) 2022 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 #include "gaussian_blur_filter.h"
17
18 namespace OHOS {
19 namespace Rosen {
GaussianBlurFilter()20 GaussianBlurFilter::GaussianBlurFilter()
21 {
22 downSampleFilter_ = new ScaleFilter();
23 downSampleFilter_->SetScale(DOWNSAMPLE_FACTOR);
24 upSampleFilter_ = new ScaleFilter();
25 upSampleFilter_->SetScale(INVERSE_DOWNSAMPLE_FACTOR);
26 horizontalBlurFilter_ = new HorizontalBlurFilter();
27 verticalBlurFilter_ = new VerticalBlurFilter();
28 }
29
~GaussianBlurFilter()30 GaussianBlurFilter::~GaussianBlurFilter()
31 {
32 delete downSampleFilter_;
33 delete upSampleFilter_;
34 delete horizontalBlurFilter_;
35 delete verticalBlurFilter_;
36 }
37
DoProcess(ProcessData & data)38 void GaussianBlurFilter::DoProcess(ProcessData& data)
39 {
40 downSampleFilter_->Process(data);
41 horizontalBlurFilter_->Process(data);
42 verticalBlurFilter_->Process(data);
43 upSampleFilter_->Process(data);
44 }
45
SetValue(const std::string & key,std::shared_ptr<void> value,int size)46 void GaussianBlurFilter::SetValue(const std::string& key, std::shared_ptr<void> value, int size)
47 {
48 horizontalBlurFilter_->SetValue(key, value, size);
49 verticalBlurFilter_->SetValue(key, value, size);
50 }
51
GetVertexShader()52 std::string GaussianBlurFilter::GetVertexShader()
53 {
54 return std::string();
55 }
56
GetFragmentShader()57 std::string GaussianBlurFilter::GetFragmentShader()
58 {
59 return std::string();
60 }
61 } // namespcae Rosen
62 } // namespace OHOS