67 lines
2.3 KiB
C++
67 lines
2.3 KiB
C++
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/*
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* Copyright 2018 Amazon.com, Inc. or its affiliates. All Rights Reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License").
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* You may not use this file except in compliance with the License.
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* A copy of the License is located at
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*
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* http://aws.amazon.com/apache2.0/
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*
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* or in the "license" file accompanying this file. This file is distributed
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* on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
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* express or implied. See the License for the specific language governing
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* permissions and limitations under the License.
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*/
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#include "KWDProvider/KeywordDetectorProvider.h"
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#ifdef KWD_KITTAI
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#include <KittAi/KittAiKeyWordDetector.h>
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#elif KWD_SENSORY
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#include <Sensory/SensoryKeywordDetector.h>
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#endif
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#ifdef KWD_KITTAI
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/// The sensitivity of the Kitt.ai engine.
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static const double KITT_AI_SENSITIVITY = 0.6;
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/// The audio amplifier level of the Kitt.ai engine.
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static const float KITT_AI_AUDIO_GAIN = 2.0;
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/// Whether Kitt.ai should apply front end audio processing.
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static const bool KITT_AI_APPLY_FRONT_END_PROCESSING = true;
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#endif
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using namespace alexaClientSDK;
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using namespace alexaClientSDK::kwd;
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std::unique_ptr<kwd::AbstractKeywordDetector> KeywordDetectorProvider::create(
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std::shared_ptr<avsCommon::avs::AudioInputStream> stream,
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avsCommon::utils::AudioFormat audioFormat,
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std::unordered_set<std::shared_ptr<avsCommon::sdkInterfaces::KeyWordObserverInterface>> keyWordObservers,
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std::unordered_set<std::shared_ptr<avsCommon::sdkInterfaces::KeyWordDetectorStateObserverInterface>>
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keyWordDetectorStateObservers,
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const std::string& pathToInputFolder) {
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#if defined(KWD_KITTAI)
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return alexaClientSDK::kwd::KittAiKeyWordDetector::create(
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stream,
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audioFormat,
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keyWordObservers,
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keyWordDetectorStateObservers,
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pathToInputFolder + "/common.res",
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{{pathToInputFolder + "/alexa.umdl", "ALEXA", KITT_AI_SENSITIVITY}},
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KITT_AI_AUDIO_GAIN,
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KITT_AI_APPLY_FRONT_END_PROCESSING);
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#elif defined(KWD_SENSORY)
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return kwd::SensoryKeywordDetector::create(
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stream,
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audioFormat,
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keyWordObservers,
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keyWordDetectorStateObservers,
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pathToInputFolder + "/spot-alexa-rpi-31000.snsr");
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#else
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return nullptr;
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#endif
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}
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