1 /* 2 * Copyright (C) 2012 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * * Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * * Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #include "config.h" 27 #include "web/SpeechRecognitionClientProxy.h" 28 29 #include "core/dom/ExecutionContext.h" 30 #include "modules/speech/SpeechGrammarList.h" 31 #include "modules/speech/SpeechRecognition.h" 32 #include "modules/speech/SpeechRecognitionError.h" 33 #include "modules/speech/SpeechRecognitionResult.h" 34 #include "modules/speech/SpeechRecognitionResultList.h" 35 #include "platform/weborigin/SecurityOrigin.h" 36 #include "public/web/WebSecurityOrigin.h" 37 #include "public/web/WebSpeechGrammar.h" 38 #include "public/web/WebSpeechRecognitionHandle.h" 39 #include "public/web/WebSpeechRecognitionParams.h" 40 #include "public/web/WebSpeechRecognitionResult.h" 41 #include "public/web/WebSpeechRecognizer.h" 42 #include "wtf/PassRefPtr.h" 43 44 namespace blink { 45 46 SpeechRecognitionClientProxy::~SpeechRecognitionClientProxy() 47 { 48 } 49 50 PassOwnPtr<SpeechRecognitionClientProxy> SpeechRecognitionClientProxy::create(WebSpeechRecognizer* recognizer) 51 { 52 return adoptPtr(new SpeechRecognitionClientProxy(recognizer)); 53 } 54 55 void SpeechRecognitionClientProxy::start(SpeechRecognition* recognition, const SpeechGrammarList* grammarList, const String& lang, bool continuous, bool interimResults, unsigned long maxAlternatives) 56 { 57 WebVector<WebSpeechGrammar> webSpeechGrammars(static_cast<size_t>(grammarList->length())); 58 for (unsigned long i = 0; i < grammarList->length(); ++i) 59 webSpeechGrammars[i] = grammarList->item(i); 60 61 WebSpeechRecognitionParams params(webSpeechGrammars, lang, continuous, interimResults, maxAlternatives, WebSecurityOrigin(recognition->executionContext()->securityOrigin())); 62 m_recognizer->start(WebSpeechRecognitionHandle(recognition), params, this); 63 } 64 65 void SpeechRecognitionClientProxy::stop(SpeechRecognition* recognition) 66 { 67 m_recognizer->stop(WebSpeechRecognitionHandle(recognition), this); 68 } 69 70 void SpeechRecognitionClientProxy::abort(SpeechRecognition* recognition) 71 { 72 m_recognizer->abort(WebSpeechRecognitionHandle(recognition), this); 73 } 74 75 void SpeechRecognitionClientProxy::didStartAudio(const WebSpeechRecognitionHandle& handle) 76 { 77 SpeechRecognition* recognition(handle); 78 recognition->didStartAudio(); 79 } 80 81 void SpeechRecognitionClientProxy::didStartSound(const WebSpeechRecognitionHandle& handle) 82 { 83 SpeechRecognition* recognition(handle); 84 recognition->didStartSound(); 85 recognition->didStartSpeech(); 86 } 87 88 void SpeechRecognitionClientProxy::didEndSound(const WebSpeechRecognitionHandle& handle) 89 { 90 SpeechRecognition* recognition(handle); 91 recognition->didEndSpeech(); 92 recognition->didEndSound(); 93 } 94 95 void SpeechRecognitionClientProxy::didEndAudio(const WebSpeechRecognitionHandle& handle) 96 { 97 SpeechRecognition* recognition(handle); 98 recognition->didEndAudio(); 99 } 100 101 void SpeechRecognitionClientProxy::didReceiveResults(const WebSpeechRecognitionHandle& handle, const WebVector<WebSpeechRecognitionResult>& newFinalResults, const WebVector<WebSpeechRecognitionResult>& currentInterimResults) 102 { 103 SpeechRecognition* recognition(handle); 104 105 HeapVector<Member<SpeechRecognitionResult> > finalResultsVector(newFinalResults.size()); 106 for (size_t i = 0; i < newFinalResults.size(); ++i) 107 finalResultsVector[i] = static_cast<SpeechRecognitionResult*>(newFinalResults[i]); 108 109 HeapVector<Member<SpeechRecognitionResult> > interimResultsVector(currentInterimResults.size()); 110 for (size_t i = 0; i < currentInterimResults.size(); ++i) 111 interimResultsVector[i] = static_cast<SpeechRecognitionResult*>(currentInterimResults[i]); 112 113 recognition->didReceiveResults(finalResultsVector, interimResultsVector); 114 } 115 116 void SpeechRecognitionClientProxy::didReceiveNoMatch(const WebSpeechRecognitionHandle& handle, const WebSpeechRecognitionResult& result) 117 { 118 SpeechRecognition* recognition(handle); 119 recognition->didReceiveNoMatch(result); 120 } 121 122 void SpeechRecognitionClientProxy::didReceiveError(const WebSpeechRecognitionHandle& handle, const WebString& message, WebSpeechRecognizerClient::ErrorCode code) 123 { 124 SpeechRecognition* recognition(handle); 125 SpeechRecognitionError::ErrorCode errorCode = static_cast<SpeechRecognitionError::ErrorCode>(code); 126 recognition->didReceiveError(SpeechRecognitionError::create(errorCode, message)); 127 } 128 129 void SpeechRecognitionClientProxy::didStart(const WebSpeechRecognitionHandle& handle) 130 { 131 SpeechRecognition* recognition(handle); 132 recognition->didStart(); 133 } 134 135 void SpeechRecognitionClientProxy::didEnd(const WebSpeechRecognitionHandle& handle) 136 { 137 SpeechRecognition* recognition(handle); 138 recognition->didEnd(); 139 } 140 141 SpeechRecognitionClientProxy::SpeechRecognitionClientProxy(WebSpeechRecognizer* recognizer) 142 : m_recognizer(recognizer) 143 { 144 } 145 146 } // namespace blink 147