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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Multiply-included message file, hence no include guard.
#include <string>
#include "base/memory/shared_memory.h"
#include "base/sync_socket.h"
#include "content/public/common/speech_recognition_error.h"
#include "content/public/common/speech_recognition_grammar.h"
#include "content/public/common/speech_recognition_result.h"
#include "ipc/ipc_message_macros.h"
#include "ipc/ipc_param_traits.h"
#include "media/audio/audio_parameters.h"
#include "ui/gfx/geometry/rect.h"
#define IPC_MESSAGE_START SpeechRecognitionMsgStart
IPC_ENUM_TRAITS_MAX_VALUE(content::SpeechAudioErrorDetails,
content::SPEECH_AUDIO_ERROR_DETAILS_LAST)
IPC_ENUM_TRAITS_MAX_VALUE(content::SpeechRecognitionErrorCode,
content::SPEECH_RECOGNITION_ERROR_LAST)
IPC_STRUCT_TRAITS_BEGIN(content::SpeechRecognitionError)
IPC_STRUCT_TRAITS_MEMBER(code)
IPC_STRUCT_TRAITS_MEMBER(details)
IPC_STRUCT_TRAITS_END()
IPC_STRUCT_TRAITS_BEGIN(content::SpeechRecognitionHypothesis)
IPC_STRUCT_TRAITS_MEMBER(utterance)
IPC_STRUCT_TRAITS_MEMBER(confidence)
IPC_STRUCT_TRAITS_END()
IPC_STRUCT_TRAITS_BEGIN(content::SpeechRecognitionResult)
IPC_STRUCT_TRAITS_MEMBER(is_provisional)
IPC_STRUCT_TRAITS_MEMBER(hypotheses)
IPC_STRUCT_TRAITS_END()
IPC_STRUCT_TRAITS_BEGIN(content::SpeechRecognitionGrammar)
IPC_STRUCT_TRAITS_MEMBER(url)
IPC_STRUCT_TRAITS_MEMBER(weight)
IPC_STRUCT_TRAITS_END()
// ------- Messages for Speech JS APIs (SpeechRecognitionDispatcher) ----------
// Renderer -> Browser messages.
// Used to start a speech recognition session.
IPC_STRUCT_BEGIN(SpeechRecognitionHostMsg_StartRequest_Params)
// The render view requesting speech recognition.
IPC_STRUCT_MEMBER(int, render_view_id)
// Unique ID associated with the JS object making the calls.
IPC_STRUCT_MEMBER(int, request_id)
// Language to use for speech recognition.
IPC_STRUCT_MEMBER(std::string, language)
// Speech grammars to use.
IPC_STRUCT_MEMBER(content::SpeechRecognitionGrammarArray, grammars)
// URL of the page (or iframe if applicable).
IPC_STRUCT_MEMBER(std::string, origin_url)
// Maximum number of hypotheses allowed for each results.
IPC_STRUCT_MEMBER(uint32, max_hypotheses)
// Whether the user requested continuous recognition or not.
IPC_STRUCT_MEMBER(bool, continuous)
// Whether the user requested interim results or not.
IPC_STRUCT_MEMBER(bool, interim_results)
// Wheter the user has set an audio track as input or not.
IPC_STRUCT_MEMBER(bool, using_audio_track)
IPC_STRUCT_END()
// Requests the speech recognition service to start speech recognition.
IPC_MESSAGE_CONTROL1(SpeechRecognitionHostMsg_StartRequest,
SpeechRecognitionHostMsg_StartRequest_Params)
// Requests the speech recognition service to abort speech recognition on
// behalf of the given |render_view_id| and |request_id|. If there are no
// sessions associated with the |request_id| in the render view, this call
// does nothing.
IPC_MESSAGE_CONTROL2(SpeechRecognitionHostMsg_AbortRequest,
int /* render_view_id */,
int /* request_id */)
// Requests the speech recognition service to abort all speech recognitions on
// behalf of the given |render_view_id|. If speech recognition is not happening
// or is happening on behalf of some other render view, this call does nothing.
IPC_MESSAGE_CONTROL1(SpeechRecognitionHostMsg_AbortAllRequests,
int /* render_view_id */)
// Requests the speech recognition service to stop audio capture on behalf of
// the given |render_view_id|. Any audio recorded so far will be fed to the
// speech recognizer. If speech recognition is not happening nor or is
// happening on behalf of some other render view, this call does nothing.
IPC_MESSAGE_CONTROL2(SpeechRecognitionHostMsg_StopCaptureRequest,
int /* render_view_id */,
int /* request_id */)
// Browser -> Renderer messages.
// The messages below follow exactly the same semantic of the corresponding
// events defined in content/public/browser/speech_recognition_event_listener.h.
IPC_MESSAGE_ROUTED2(SpeechRecognitionMsg_ResultRetrieved,
int /* request_id */,
content::SpeechRecognitionResults /* results */)
IPC_MESSAGE_ROUTED2(SpeechRecognitionMsg_ErrorOccurred,
int /* request_id */,
content::SpeechRecognitionError /* error */)
IPC_MESSAGE_ROUTED1(SpeechRecognitionMsg_Started, int /* request_id */)
IPC_MESSAGE_ROUTED1(SpeechRecognitionMsg_AudioStarted, int /* request_id */)
IPC_MESSAGE_ROUTED1(SpeechRecognitionMsg_SoundStarted, int /* request_id */)
IPC_MESSAGE_ROUTED1(SpeechRecognitionMsg_SoundEnded, int /* request_id */)
IPC_MESSAGE_ROUTED1(SpeechRecognitionMsg_AudioEnded, int /* request_id */)
IPC_MESSAGE_ROUTED1(SpeechRecognitionMsg_Ended, int /* request_id */)
IPC_MESSAGE_ROUTED4(SpeechRecognitionMsg_AudioReceiverReady,
int /* request_id */,
media::AudioParameters /* params */,
base::SharedMemoryHandle /* memory */,
base::SyncSocket::TransitDescriptor /* socket */)
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