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[chromium-blink-merge.git] / third_party / WebKit / Source / web / SpeechRecognitionClientProxy.cpp
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1 /*
2 * Copyright (C) 2012 Google Inc. All rights reserved.
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.
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.
26 #include "config.h"
27 #include "web/SpeechRecognitionClientProxy.h"
29 #include "core/dom/ExecutionContext.h"
30 #include "modules/mediastream/MediaStreamTrack.h"
31 #include "modules/speech/SpeechGrammarList.h"
32 #include "modules/speech/SpeechRecognition.h"
33 #include "modules/speech/SpeechRecognitionError.h"
34 #include "modules/speech/SpeechRecognitionResult.h"
35 #include "modules/speech/SpeechRecognitionResultList.h"
36 #include "platform/RuntimeEnabledFeatures.h"
37 #include "platform/weborigin/SecurityOrigin.h"
38 #include "public/platform/WebMediaStreamTrack.h"
39 #include "public/platform/WebSecurityOrigin.h"
40 #include "public/web/WebSpeechGrammar.h"
41 #include "public/web/WebSpeechRecognitionHandle.h"
42 #include "public/web/WebSpeechRecognitionParams.h"
43 #include "public/web/WebSpeechRecognitionResult.h"
44 #include "public/web/WebSpeechRecognizer.h"
45 #include "wtf/PassRefPtr.h"
47 namespace blink {
49 SpeechRecognitionClientProxy::~SpeechRecognitionClientProxy()
53 PassOwnPtr<SpeechRecognitionClientProxy> SpeechRecognitionClientProxy::create(WebSpeechRecognizer* recognizer)
55 return adoptPtr(new SpeechRecognitionClientProxy(recognizer));
58 void SpeechRecognitionClientProxy::start(SpeechRecognition* recognition, const SpeechGrammarList* grammarList, const String& lang, const String& serviceURI, bool continuous, bool interimResults, unsigned long maxAlternatives, MediaStreamTrack* audioTrack)
60 WebVector<WebSpeechGrammar> webSpeechGrammars(static_cast<size_t>(grammarList->length()));
61 for (unsigned long i = 0; i < grammarList->length(); ++i)
62 webSpeechGrammars[i] = grammarList->item(i);
64 WebMediaStreamTrack track;
65 if (RuntimeEnabledFeatures::mediaStreamSpeechEnabled() && audioTrack)
66 track.assign(audioTrack->component());
67 WebSpeechRecognitionParams params(webSpeechGrammars, lang, serviceURI, continuous, interimResults, maxAlternatives, track, WebSecurityOrigin(recognition->executionContext()->securityOrigin()));
68 m_recognizer->start(recognition, params, this);
71 void SpeechRecognitionClientProxy::stop(SpeechRecognition* recognition)
73 m_recognizer->stop(recognition, this);
76 void SpeechRecognitionClientProxy::abort(SpeechRecognition* recognition)
78 m_recognizer->abort(recognition, this);
81 void SpeechRecognitionClientProxy::didStartAudio(const WebSpeechRecognitionHandle& handle)
83 SpeechRecognition* recognition(handle);
84 recognition->didStartAudio();
87 void SpeechRecognitionClientProxy::didStartSound(const WebSpeechRecognitionHandle& handle)
89 SpeechRecognition* recognition(handle);
90 recognition->didStartSound();
91 recognition->didStartSpeech();
94 void SpeechRecognitionClientProxy::didEndSound(const WebSpeechRecognitionHandle& handle)
96 SpeechRecognition* recognition(handle);
97 recognition->didEndSpeech();
98 recognition->didEndSound();
101 void SpeechRecognitionClientProxy::didEndAudio(const WebSpeechRecognitionHandle& handle)
103 SpeechRecognition* recognition(handle);
104 recognition->didEndAudio();
107 void SpeechRecognitionClientProxy::didReceiveResults(const WebSpeechRecognitionHandle& handle, const WebVector<WebSpeechRecognitionResult>& newFinalResults, const WebVector<WebSpeechRecognitionResult>& currentInterimResults)
109 SpeechRecognition* recognition(handle);
111 HeapVector<Member<SpeechRecognitionResult>> finalResultsVector(newFinalResults.size());
112 for (size_t i = 0; i < newFinalResults.size(); ++i)
113 finalResultsVector[i] = Member<SpeechRecognitionResult>(newFinalResults[i]);
115 HeapVector<Member<SpeechRecognitionResult>> interimResultsVector(currentInterimResults.size());
116 for (size_t i = 0; i < currentInterimResults.size(); ++i)
117 interimResultsVector[i] = Member<SpeechRecognitionResult>(currentInterimResults[i]);
119 recognition->didReceiveResults(finalResultsVector, interimResultsVector);
122 void SpeechRecognitionClientProxy::didReceiveNoMatch(const WebSpeechRecognitionHandle& handle, const WebSpeechRecognitionResult& result)
124 SpeechRecognition* recognition(handle);
125 recognition->didReceiveNoMatch(result);
128 void SpeechRecognitionClientProxy::didReceiveError(const WebSpeechRecognitionHandle& handle, const WebString& message, WebSpeechRecognizerClient::ErrorCode code)
130 SpeechRecognition* recognition(handle);
131 SpeechRecognitionError::ErrorCode errorCode = static_cast<SpeechRecognitionError::ErrorCode>(code);
132 recognition->didReceiveError(SpeechRecognitionError::create(errorCode, message));
135 void SpeechRecognitionClientProxy::didStart(const WebSpeechRecognitionHandle& handle)
137 SpeechRecognition* recognition(handle);
138 recognition->didStart();
141 void SpeechRecognitionClientProxy::didEnd(const WebSpeechRecognitionHandle& handle)
143 SpeechRecognition* recognition(handle);
144 recognition->didEnd();
147 SpeechRecognitionClientProxy::SpeechRecognitionClientProxy(WebSpeechRecognizer* recognizer)
148 : m_recognizer(recognizer)
152 } // namespace blink