1/*
2 * Copyright (C) 2014 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 SATURATION_FILTER_H_
18#define SATURATION_FILTER_H_
19
20#include <RenderScript.h>
21
22#include "ScriptC_saturationARGB.h"
23#include "SimpleFilter.h"
24
25namespace android {
26
27struct SaturationFilter : public SimpleFilter {
28public:
29    SaturationFilter() : mSaturation(1.f) {};
30
31    virtual status_t configure(const sp<AMessage> &msg);
32    virtual status_t start();
33    virtual void reset();
34    virtual status_t setParameters(const sp<AMessage> &msg);
35    virtual status_t processBuffers(
36            const sp<ABuffer> &srcBuffer, const sp<ABuffer> &outBuffer);
37
38protected:
39    virtual ~SaturationFilter() {};
40
41private:
42    AString mCacheDir;
43    RSC::sp<RSC::RS> mRS;
44    RSC::sp<RSC::Allocation> mAllocIn;
45    RSC::sp<RSC::Allocation> mAllocOut;
46    RSC::sp<ScriptC_saturationARGB> mScript;
47    float mSaturation;
48};
49
50}   // namespace android
51
52#endif  // SATURATION_FILTER_H_
53