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55 lines
1.7 KiB
55 lines
1.7 KiB
/*
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* Copyright (C) 2012 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not
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* use this file except in compliance with the License. You may obtain a copy of
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* the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations under
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* the License.
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*/
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#ifndef CTSAUDIO_BUILTINPROCESSING_H
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#define CTSAUDIO_BUILTINPROCESSING_H
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#include "task/TaskGeneric.h"
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class BuiltinProcessing {
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public:
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BuiltinProcessing();
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typedef TaskGeneric::ExecutionResult \
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(BuiltinProcessing::*BuiltinProcessingMemberFn)(void**, void**);
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struct BuiltinInfo {
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const char* mName;
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BuiltinProcessingMemberFn mFunction;
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size_t mNInput;
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const bool* mInputTypes; // true: android::sp<Buffer>*, false: Value*
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size_t mNOutput;
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const bool* mOutputTypes;
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};
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static const int N_BUILTIN_FNS = 1;
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static BuiltinInfo BUINTIN_FN_TABLE[N_BUILTIN_FNS];
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/**
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* calculate RMS of given data. The rms is passed to moving average filter
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* And the averaged RMS should be within passMin to passMax to pass the test.
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* Otherwise, it will just return EResultOK.
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* Input: android::sp<Buffer> data, int64_t passMin, int64_t passMax
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* Output:int64_t rms
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*/
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TaskGeneric::ExecutionResult rms_mva(void** inputs, void** outputs);
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private:
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static const int RMS_CONTINUOUS_PASSES = 5;
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int mRMSPasses;
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};
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#endif // CTSAUDIO_BUILTINPROCESSING_H
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