/* * Copyright (C) 2014 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #ifndef ZERO_FILTER_H_ #define ZERO_FILTER_H_ #include "SimpleFilter.h" namespace android { struct ZeroFilter : public SimpleFilter { public: ZeroFilter() : mInvertData(false) {}; virtual status_t start() { return OK; }; virtual void reset() {}; virtual status_t setParameters(const sp &msg); virtual status_t processBuffers( const sp &srcBuffer, const sp &outBuffer); protected: virtual ~ZeroFilter() {}; private: bool mInvertData; }; } // namespace android #endif // ZERO_FILTER_H_