public voiceCommander()
{
InitializeComponent();
commandReco = new SpSharedRecoContext();
commandReco.Hypothesis += new _ISpeechRecoContextEvents_HypothesisEventHandler(writeHypothesis);
commandReco.Recognition += new _ISpeechRecoContextEvents_RecognitionEventHandler(writeCommand);
}
private void cmdEnable_Click(object sender, System.EventArgs e)
{
label4.Text = "Initializing Speech Engine....";
// Get an insance of RecoContext. I am using the shared RecoContext.
objRecoContext = new SpeechLib.SpSharedRecoContext();
// Assign a eventhandler for the Hypothesis Event.
objRecoContext.Hypothesis += new _ISpeechRecoContextEvents_HypothesisEventHandler(Hypo_Event);
// Assign a eventhandler for the Recognition Event.
objRecoContext.Recognition += new
_ISpeechRecoContextEvents_RecognitionEventHandler(Reco_Event);
//Creating an instance of the grammer object.
grammar = objRecoContext.CreateGrammar(0);
label3.Text = "Speak Out one of the follwoing.\r\n1. New 2. Open 3. Close 4. Exit\r\n5. Cut 6. Copy 7. Paste 8. Delete";
//Activate the Menu Commands.
menuRule = grammar.Rules.Add("MenuCommands", SpeechRuleAttributes.SRATopLevel | SpeechRuleAttributes.SRADynamic, 1);
object PropValue = "";
menuRule.InitialState.AddWordTransition(null, "New", " ", SpeechGrammarWordType.SGLexical, "New", 1, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "Open", " ", SpeechGrammarWordType.SGLexical, "Open", 2, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "Close", " ", SpeechGrammarWordType.SGLexical, "Close", 3, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "Exit", " ", SpeechGrammarWordType.SGLexical, "Exit", 4, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "Cut", " ", SpeechGrammarWordType.SGLexical, "Cut", 5, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "Copy", " ", SpeechGrammarWordType.SGLexical, "Copy", 6, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "Paste", " ", SpeechGrammarWordType.SGLexical, "Paste", 7, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "Delete", " ", SpeechGrammarWordType.SGLexical, "Delete", 8, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "Continue", " ", SpeechGrammarWordType.SGLexical, "Continue", 9, ref PropValue, 1.0F);
grammar.Rules.Commit();
grammar.CmdSetRuleState("MenuCommands", SpeechRuleState.SGDSActive);
label4.Text = "Speech Engine Ready for Input";
}
private void GetProfiles()
{
string requiredAtributes = "";
string optionalAtributes = "";
SpSharedRecoContext recoContext;
ISpeechObjectTokens tokens;
SpObjectToken token;
this.profiles = new SortedList <string, SpObjectToken>();
string profileName;
selectedProfile = 0;
// Attempt to get profile list
try
{
recoContext = new SpeechLib.SpSharedRecoContext();
tokens = recoContext.Recognizer.GetProfiles(requiredAtributes, optionalAtributes);
for (int i = 0; i < tokens.Count; ++i)
{
token = tokens.Item(i);
profileName = token.GetDescription(0);
this.profiles.Add(profileName, token);
}
selectedProfile = this.profiles.IndexOfKey(recoContext.Recognizer.Profile.GetDescription(0));
}
catch
{
// If no profiles could be retreived or an error occurred, clear the list and add a default profile with no token
profiles.Clear();
profiles.Add("Default", null);
}
}
public void stopEngine()
{
menuRule = null;
grammar = null;
objRecoContext = null;
mEngineStarted = false;
}
private void InitializeSpeech()
{
try
{
// First of all, let's create the main reco context object.
objRecoContext = new SpeechLib.SpSharedRecoContext();
// Then, let's set up the event handler. We only care about
// Hypothesis and Recognition events in this sample.
objRecoContext.Recognition += new
_ISpeechRecoContextEvents_RecognitionEventHandler(
RecoContext_Recognition);
grammar = objRecoContext.CreateGrammar(grammarId);
grammar.DictationLoad("", SpeechLoadOption.SLOStatic);
grammar.DictationSetState(SpeechLib.SpeechRuleState.SGDSActive);
speechInitialized = true;
statusBar.Text = "Speech recognition initialized";
}
catch (Exception e)
{
MessageBox.Show(
"Exception caught when initializing SAPI."
+ " This application may not run correctly.\r\n\r\n"
+ e.ToString(),
"Error");
}
}
private void VoiceCalibration()
{
// Get an insance of RecoContext. I am using the shared RecoContext.
objRecoContext = new SpeechLib.SpSharedRecoContext();
// Assign a eventhandler for the Hypothesis Event.
objRecoContext.Hypothesis += new _ISpeechRecoContextEvents_HypothesisEventHandler(Hypo_Event);
// Assign a eventhandler for the Recognition Event.
objRecoContext.Recognition += new _ISpeechRecoContextEvents_RecognitionEventHandler(Reco_Event);
//Creating an instance of the grammer object.
grammar = objRecoContext.CreateGrammar(0);
//Activate the Menu Commands.
menuRule = grammar.Rules.Add("MenuCommands", SpeechRuleAttributes.SRATopLevel | SpeechRuleAttributes.SRADynamic, 1);
object PropValue = "";
menuRule.InitialState.AddWordTransition(null, "Cancel", " ", SpeechGrammarWordType.SGLexical, "Cancel", 1, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "Yes", " ", SpeechGrammarWordType.SGLexical, "Yes", 2, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "No", " ", SpeechGrammarWordType.SGLexical, "No", 3, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "All Lights Off", " ", SpeechGrammarWordType.SGLexical, "All Lights Off", 4, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "All Lights On", " ", SpeechGrammarWordType.SGLexical, "All Lights On", 5, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "First Light On", " ", SpeechGrammarWordType.SGLexical, "First Light On", 6, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "Second Light On", " ", SpeechGrammarWordType.SGLexical, "Second Light On", 7, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "Third Light On", " ", SpeechGrammarWordType.SGLexical, "Third Light On", 8, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "First Light Off", " ", SpeechGrammarWordType.SGLexical, "First Light Off", 9, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "Second Light Off", " ", SpeechGrammarWordType.SGLexical, "Second Light Off", 10, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "Third Light Off", " ", SpeechGrammarWordType.SGLexical, "Third Light Off", 11, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "Recalibrate", " ", SpeechGrammarWordType.SGLexical, "Recalibrate", 12, ref PropValue, 1.0F);
grammar.Rules.Commit();
grammar.CmdSetRuleState("MenuCommands", SpeechRuleState.SGDSActive);
}
private SpRecognition()
{
ssrContex = new SpSharedRecoContext();
isrg = ssrContex.CreateGrammar(1);
SpeechLib._ISpeechRecoContextEvents_RecognitionEventHandler recHandle =
new _ISpeechRecoContextEvents_RecognitionEventHandler(ContexRecognition);
ssrContex.Recognition += recHandle;
}
void MenuVoiceTrainingClick(object sender, System.EventArgs e)
{
if (objRecoContext == null)
{
objRecoContext = new SpeechLib.SpSharedRecoContext();
}
object obstr = null;
objRecoContext.Recognizer.DisplayUI(this.Handle.ToInt32(), "Prelude@# Voice training", "UserTraining", ref obstr);
}
/**
* Initializes the Text to Speech and Speech to Text engines.
* Finalize commands must be called before the Speech to Text engine will
* work.
*/
public Voice()
{
this.voice = new SpVoice();
objRecoContext = new SpSharedRecoContext();
objRecoContext.Recognition += new _ISpeechRecoContextEvents_RecognitionEventHandler(RecoEvent);
grammar = objRecoContext.CreateGrammar(0);
menuRule = grammar.Rules.Add("cogitoCommands",SpeechRuleAttributes.SRATopLevel|SpeechRuleAttributes.SRADynamic,1);
this.commandCount = 1;
this._buffer = new Queue();
}
/// <summary>
/// 开始侦听
/// </summary>
public void BeginRec()
{
ssrContex = new SpSharedRecoContext();
ssrContex.EventInterests = SpeechRecoEvents.SREAllEvents;//在"语音事件"中有说明
isrgammar = ssrContex.CreateGrammar(0);
//isrgammar.CmdLoadFromFile("D:\\SpeechGammar.xml", SpeechLoadOption.SLODynamic);//读入规则
isrgammar.CmdLoadFromFile("", SpeechLoadOption.SLODynamic);//读入规则
isrgammar.CmdSetRuleState(isrgammar.Rules.Item(0).Name, SpeechRuleState.SGDSActive);//激活规则
ssrContex.Recognition += new _ISpeechRecoContextEvents_RecognitionEventHandler(ContexRecognition);
ssrContex.State = SpeechRecoContextState.SRCS_Enabled;
isrgammar.DictationSetState(SpeechRuleState.SGDSActive);
IsStart = true;
}
public void startEngine()
{
// Get an insance of RecoContext. I am using the shared RecoContext.
objRecoContext = new SpeechLib.SpSharedRecoContext();
// Assign a eventhandler for the Hypothesis Event.
objRecoContext.Hypothesis += new _ISpeechRecoContextEvents_HypothesisEventHandler(Hypo_Event);
// Assign a eventhandler for the Recognition Event.
objRecoContext.Recognition += new
_ISpeechRecoContextEvents_RecognitionEventHandler(Reco_Event);
//Creating an instance of the grammer object.
grammar = objRecoContext.CreateGrammar(0);
//Activate the Menu Commands.
menuRule = grammar.Rules.Add("MenuCommands", SpeechRuleAttributes.SRATopLevel | SpeechRuleAttributes.SRADynamic, 1);
object PropValue = "";
menuRule.InitialState.AddWordTransition(null, "Nothing", " ", SpeechGrammarWordType.SGLexical, "Nothing", 1, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "Continue", " ", SpeechGrammarWordType.SGLexical, "Continue", 2, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "Stop", " ", SpeechGrammarWordType.SGLexical, "Stop", 3, ref PropValue, 1.0F);
grammar.Rules.Commit();
grammar.CmdSetRuleState("MenuCommands", SpeechRuleState.SGDSActive);
}
public void startEngine()
{
if (mEngineStarted)
{
return;
}
// Get an insance of RecoContext. I am using the shared RecoContext.
objRecoContext = new SpeechLib.SpSharedRecoContext();
// Assign a eventhandler for the Hypothesis Event.
objRecoContext.Hypothesis += new _ISpeechRecoContextEvents_HypothesisEventHandler(Hypo_Event);
// Assign a eventhandler for the Recognition Event.
objRecoContext.Recognition += new
_ISpeechRecoContextEvents_RecognitionEventHandler(Reco_Event);
//Creating an instance of the grammer object.
grammar = objRecoContext.CreateGrammar(0);
//Activate the Menu Commands.
menuRule = grammar.Rules.Add("MenuCommands", SpeechRuleAttributes.SRATopLevel | SpeechRuleAttributes.SRADynamic, 1);
object PropValue = "";
menuRule.InitialState.AddWordTransition(null, VoiceCommandEventArgs.NO_COMMAND, " ", SpeechGrammarWordType.SGLexical, VoiceCommandEventArgs.NO_COMMAND, 1, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, VoiceCommandEventArgs.REPEAT_COMMAND, " ", SpeechGrammarWordType.SGLexical, VoiceCommandEventArgs.REPEAT_COMMAND, 2, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, VoiceCommandEventArgs.STOP_COMMAND, " ", SpeechGrammarWordType.SGLexical, VoiceCommandEventArgs.STOP_COMMAND, 3, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, VoiceCommandEventArgs.PAUSE_COMMAND, " ", SpeechGrammarWordType.SGLexical, VoiceCommandEventArgs.PAUSE_COMMAND, 3, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, VoiceCommandEventArgs.BACK_COMMAND, " ", SpeechGrammarWordType.SGLexical, VoiceCommandEventArgs.BACK_COMMAND, 3, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, VoiceCommandEventArgs.FORWARD_COMMAND, " ", SpeechGrammarWordType.SGLexical, VoiceCommandEventArgs.FORWARD_COMMAND, 3, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, VoiceCommandEventArgs.CALIBRATE_COMMAND, " ", SpeechGrammarWordType.SGLexical, VoiceCommandEventArgs.CALIBRATE_COMMAND, 3, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, VoiceCommandEventArgs.SLOWMO_COMMAND, " ", SpeechGrammarWordType.SGLexical, VoiceCommandEventArgs.SLOWMO_COMMAND, 3, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, VoiceCommandEventArgs.TRAINING_COMMAND, " ", SpeechGrammarWordType.SGLexical, VoiceCommandEventArgs.TRAINING_COMMAND, 3, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, VoiceCommandEventArgs.CONTINUE_COMMAND, " ", SpeechGrammarWordType.SGLexical, VoiceCommandEventArgs.CONTINUE_COMMAND, 3, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, VoiceCommandEventArgs.SCORING_COMMAND, " ", SpeechGrammarWordType.SGLexical, VoiceCommandEventArgs.SCORING_COMMAND, 3, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "Current", " ", SpeechGrammarWordType.SGLexical, "Current", 3, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "Video", " ", SpeechGrammarWordType.SGLexical, "Video", 3, ref PropValue, 1.0F);
grammar.Rules.Commit();
grammar.CmdSetRuleState("MenuCommands", SpeechRuleState.SGDSActive);
mEngineStarted = true;
}
public void startEngine()
{
// Get an insance of RecoContext. I am using the shared RecoContext.
objRecoContext = new SpeechLib.SpSharedRecoContext();
// Assign a eventhandler for the Hypothesis Event.
objRecoContext.Hypothesis += new _ISpeechRecoContextEvents_HypothesisEventHandler(Hypo_Event);
// Assign a eventhandler for the Recognition Event.
objRecoContext.Recognition += new
_ISpeechRecoContextEvents_RecognitionEventHandler(Reco_Event);
//Creating an instance of the grammer object.
grammar = objRecoContext.CreateGrammar(0);
//Activate the Menu Commands.
menuRule = grammar.Rules.Add("MenuCommands", SpeechRuleAttributes.SRATopLevel | SpeechRuleAttributes.SRADynamic, 1);
object PropValue = "";
menuRule.InitialState.AddWordTransition(null, "Nothing", " ", SpeechGrammarWordType.SGLexical, "Nothing", 1, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "Continue", " ", SpeechGrammarWordType.SGLexical, "Continue", 2, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "Stop", " ", SpeechGrammarWordType.SGLexical, "Stop", 3, ref PropValue, 1.0F);
grammar.Rules.Commit();
grammar.CmdSetRuleState("MenuCommands", SpeechRuleState.SGDSActive);
}
public void startEngine()
{
if (mEngineStarted)
return;
// Get an insance of RecoContext. I am using the shared RecoContext.
objRecoContext = new SpeechLib.SpSharedRecoContext();
// Assign a eventhandler for the Hypothesis Event.
objRecoContext.Hypothesis += new _ISpeechRecoContextEvents_HypothesisEventHandler(Hypo_Event);
// Assign a eventhandler for the Recognition Event.
objRecoContext.Recognition += new
_ISpeechRecoContextEvents_RecognitionEventHandler(Reco_Event);
//Creating an instance of the grammer object.
grammar = objRecoContext.CreateGrammar(0);
//Activate the Menu Commands.
menuRule = grammar.Rules.Add("MenuCommands", SpeechRuleAttributes.SRATopLevel | SpeechRuleAttributes.SRADynamic, 1);
object PropValue = "";
menuRule.InitialState.AddWordTransition(null, VoiceCommandEventArgs.NO_COMMAND, " ", SpeechGrammarWordType.SGLexical, VoiceCommandEventArgs.NO_COMMAND, 1, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, VoiceCommandEventArgs.REPEAT_COMMAND, " ", SpeechGrammarWordType.SGLexical, VoiceCommandEventArgs.REPEAT_COMMAND, 2, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, VoiceCommandEventArgs.STOP_COMMAND, " ", SpeechGrammarWordType.SGLexical, VoiceCommandEventArgs.STOP_COMMAND, 3, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, VoiceCommandEventArgs.PAUSE_COMMAND, " ", SpeechGrammarWordType.SGLexical, VoiceCommandEventArgs.PAUSE_COMMAND, 3, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, VoiceCommandEventArgs.BACK_COMMAND, " ", SpeechGrammarWordType.SGLexical, VoiceCommandEventArgs.BACK_COMMAND, 3, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, VoiceCommandEventArgs.FORWARD_COMMAND, " ", SpeechGrammarWordType.SGLexical, VoiceCommandEventArgs.FORWARD_COMMAND, 3, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, VoiceCommandEventArgs.CALIBRATE_COMMAND, " ", SpeechGrammarWordType.SGLexical, VoiceCommandEventArgs.CALIBRATE_COMMAND, 3, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, VoiceCommandEventArgs.SLOWMO_COMMAND, " ", SpeechGrammarWordType.SGLexical, VoiceCommandEventArgs.SLOWMO_COMMAND, 3, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, VoiceCommandEventArgs.TRAINING_COMMAND, " ", SpeechGrammarWordType.SGLexical, VoiceCommandEventArgs.TRAINING_COMMAND, 3, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, VoiceCommandEventArgs.CONTINUE_COMMAND, " ", SpeechGrammarWordType.SGLexical, VoiceCommandEventArgs.CONTINUE_COMMAND, 3, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, VoiceCommandEventArgs.SCORING_COMMAND, " ", SpeechGrammarWordType.SGLexical, VoiceCommandEventArgs.SCORING_COMMAND, 3, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "Current", " ", SpeechGrammarWordType.SGLexical, "Current", 3, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "Video", " ", SpeechGrammarWordType.SGLexical, "Video", 3, ref PropValue, 1.0F);
grammar.Rules.Commit();
grammar.CmdSetRuleState("MenuCommands", SpeechRuleState.SGDSActive);
mEngineStarted = true;
}
public void startMicTrainingWizard()
{
menuRule = null;
grammar = null;
objRecoContext = null;
}
/// <summary>
/// Create the main object (SpSharedRecoContext), init the gramar
/// And activating the events ...
/// 1.Recognition => if any phrase recognized
/// 2.AudioLevel => to watch the mic volume
/// </summary>
private void initSAPI()
{
try
{
objRecoContext = new SpeechLib.SpSharedRecoContext();
objRecoContext.AudioLevel+= new _ISpeechRecoContextEvents_AudioLevelEventHandler(RecoContext_VUMeter);
objRecoContext.Recognition+= new _ISpeechRecoContextEvents_RecognitionEventHandler(RecoContext_Recognition);
objRecoContext.EventInterests=SpeechLib.SpeechRecoEvents.SRERecognition | SpeechLib.SpeechRecoEvents.SREAudioLevel;
//create grammar interface with ID = 0
grammar=objRecoContext.CreateGrammar(0);
}
catch(Exception ex)
{
MessageBox.Show("Exception \n"+ex.ToString(),"Error - initSAPI");
}
}
/// <summary>
/// This function will create the main SpSharedRecoContext object
/// and other required objects like Grammar and rules.
/// In this sample, we are building grammar dynamically since
/// listbox content can change from time to time.
/// If your grammar is static, you can write your grammar file
/// and ask SAPI to load it during run time. This can reduce the
/// complexity of your code.
/// </summary>
private void InitializeSpeech()
{
Debug.WriteLine("Initializing SAPI objects...");
try
{
// First of all, let's create the main reco context object.
// In this sample, we are using shared reco context. Inproc reco
// context is also available. Please see the document to decide
// which is best for your application.
objRecoContext = new SpeechLib.SpSharedRecoContext();
// Then, let's set up the event handler. We only care about
// Hypothesis and Recognition events in this sample.
objRecoContext.Hypothesis += new
_ISpeechRecoContextEvents_HypothesisEventHandler(
RecoContext_Hypothesis);
objRecoContext.Recognition += new
_ISpeechRecoContextEvents_RecognitionEventHandler(
RecoContext_Recognition);
// Now let's build the grammar.
// The top level rule consists of two parts: "select <items>".
// So we first add a word transition for the "select" part, then
// a rule transition for the "<items>" part, which is dynamically
// built as items are added or removed from the listbox.
grammar = objRecoContext.CreateGrammar(grammarId);
ruleTopLevel = grammar.Rules.Add("TopLevelRule",
SpeechRuleAttributes.SRATopLevel | SpeechRuleAttributes.SRADynamic, 1);
ruleListItems = grammar.Rules.Add("ListItemsRule",
SpeechRuleAttributes.SRADynamic, 2);
SpeechLib.ISpeechGrammarRuleState stateAfterSelect;
stateAfterSelect = ruleTopLevel.AddState();
object PropValue = "";
ruleTopLevel.InitialState.AddWordTransition(stateAfterSelect,
PreCommandString, " ", SpeechGrammarWordType.SGLexical,
"", 0, ref PropValue, 1.0F);
PropValue = "";
stateAfterSelect.AddRuleTransition(null, ruleListItems, "",
1, ref PropValue, 0F);
// Now add existing list items to the ruleListItems
RebuildGrammar();
// Now we can activate the top level rule. In this sample, only
// the top level rule needs to activated. The ListItemsRule is
// referenced by the top level rule.
grammar.CmdSetRuleState("TopLevelRule", SpeechRuleState.SGDSActive);
speechInitialized = true;
}
catch (Exception e)
{
System.Windows.Forms.MessageBox.Show(
"Exception caught when initializing SAPI."
+ " This application may not run correctly.\r\n\r\n"
+ e.ToString(),
"Error");
}
}
//STARTS THE RECOGNITION ENGINE
private void initSAPI()
{
try
{
objRecoContext = new SpeechLib.SpSharedRecoContext();
objRecoContext.AudioLevel +=
new _ISpeechRecoContextEvents_AudioLevelEventHandler(RecoContext_VUMeter);
objRecoContext.Recognition +=
new _ISpeechRecoContextEvents_RecognitionEventHandler(RecoContext_Recognition);
objRecoContext.EventInterests = SpeechLib.SpeechRecoEvents.SRERecognition |
SpeechLib.SpeechRecoEvents.SREAudioLevel;
// objRecoContext.StartStream += new _ISpeechRecoContextEvents_StartStreamEventHandler(RecoContext_StartStream);
//create grammar interface with ID = 0
grammar = objRecoContext.CreateGrammar(0);
}
catch (Exception ex)
{
throw new Exception(ex.Message);
//Label1.Text = "Exeption (Init SAPI)\n" + ex.ToString();
}
}
private void cmdDiable_Click(object sender, System.EventArgs e)
{
label3.Text = "";
objRecoContext = null;
label4.Text = "";
}
public void stopEngine()
{
menuRule = null;
grammar = null;
objRecoContext = null;
}
private void frmProfileChange_Load(object sender, System.EventArgs e)
{
//get objRecoContext from this.Tag
objRecoContext=(SpeechLib.SpSharedRecoContext)this.Tag;
//write all profiles to checkBoxList
string str10="",str11="";
objTokens=objRecoContext.Recognizer.GetProfiles(str10,str11);
for (int i=0;i<objTokens.Count;i++)
{
checkedListBox1.Items.Add(objTokens.Item(i).GetDescription(0));
if (objRecoContext.Recognizer.Profile.GetDescription(0)==objTokens.Item(i).GetDescription(0))
checkedListBox1.SetItemChecked(i,true);
}
}
public void stopEngine()
{
menuRule = null;
grammar = null;
objRecoContext = null;
mEngineStarted = false;
}
private void GetProfiles()
{
string requiredAtributes = "";
string optionalAtributes = "";
SpSharedRecoContext recoContext;
ISpeechObjectTokens tokens;
SpObjectToken token;
this.profiles = new SortedList<string, SpObjectToken>();
string profileName;
selectedProfile = 0;
// Attempt to get profile list
try
{
recoContext = new SpeechLib.SpSharedRecoContext();
tokens = recoContext.Recognizer.GetProfiles(requiredAtributes, optionalAtributes);
for (int i = 0; i < tokens.Count; ++i)
{
token = tokens.Item(i);
profileName = token.GetDescription(0);
this.profiles.Add(profileName, token);
}
selectedProfile = this.profiles.IndexOfKey(recoContext.Recognizer.Profile.GetDescription(0));
}
catch
{
// If no profiles could be retreived or an error occurred, clear the list and add a default profile with no token
profiles.Clear();
profiles.Add("Default", null);
}
}
/// <summary>
/// This function will create the main SpSharedRecoContext object
/// and other required objects like Grammar and rules.
/// In this sample, we are building grammar dynamically since
/// listbox content can change from time to time.
/// If your grammar is static, you can write your grammar file
/// and ask SAPI to load it during run time. This can reduce the
/// complexity of your code.
/// </summary>
private void InitializeSpeech()
{
Debug.WriteLine("Initializing SAPI objects...");
try
{
// First of all, let's create the main reco context object.
// In this sample, we are using shared reco context. Inproc reco
// context is also available. Please see the document to decide
// which is best for your application.
objRecoContext = new SpeechLib.SpSharedRecoContext();
// Then, let's set up the event handler. We only care about
// Hypothesis and Recognition events in this sample.
objRecoContext.Hypothesis += new
_ISpeechRecoContextEvents_HypothesisEventHandler(
RecoContext_Hypothesis);
objRecoContext.Recognition += new
_ISpeechRecoContextEvents_RecognitionEventHandler(
RecoContext_Recognition);
// Now let's build the grammar.
// The top level rule consists of two parts: "select <items>".
// So we first add a word transition for the "select" part, then
// a rule transition for the "<items>" part, which is dynamically
// built as items are added or removed from the listbox.
grammar = objRecoContext.CreateGrammar(grammarId);
ruleTopLevel = grammar.Rules.Add("TopLevelRule",
SpeechRuleAttributes.SRATopLevel | SpeechRuleAttributes.SRADynamic, 1);
ruleListItems = grammar.Rules.Add("ListItemsRule",
SpeechRuleAttributes.SRADynamic, 2);
SpeechLib.ISpeechGrammarRuleState stateAfterSelect;
stateAfterSelect = ruleTopLevel.AddState();
object PropValue = "";
ruleTopLevel.InitialState.AddWordTransition(stateAfterSelect,
PreCommandString, " ", SpeechGrammarWordType.SGLexical,
"", 0, ref PropValue, 1.0F );
PropValue = "";
stateAfterSelect.AddRuleTransition(null, ruleListItems, "",
1, ref PropValue, 0F);
// Now add existing list items to the ruleListItems
RebuildGrammar();
// Now we can activate the top level rule. In this sample, only
// the top level rule needs to activated. The ListItemsRule is
// referenced by the top level rule.
grammar.CmdSetRuleState("TopLevelRule", SpeechRuleState.SGDSActive);
speechInitialized = true;
}
catch(Exception e)
{
System.Windows.Forms.MessageBox.Show(
"Exception caught when initializing SAPI."
+ " This application may not run correctly.\r\n\r\n"
+ e.ToString(),
"Error");
}
}
private void cmdEnable_Click(object sender, System.EventArgs e)
{
label4.Text = "Initializing Speech Engine....";
// Get an insance of RecoContext. I am using the shared RecoContext.
objRecoContext = new SpeechLib.SpSharedRecoContext();
// Assign a eventhandler for the Hypothesis Event.
objRecoContext.Hypothesis += new _ISpeechRecoContextEvents_HypothesisEventHandler(Hypo_Event);
// Assign a eventhandler for the Recognition Event.
objRecoContext.Recognition += new
_ISpeechRecoContextEvents_RecognitionEventHandler(Reco_Event);
//Creating an instance of the grammer object.
grammar = objRecoContext.CreateGrammar(0);
label3.Text = "Speak Out one of the follwoing.\r\n1. New 2. Open 3. Close 4. Exit\r\n5. Cut 6. Copy 7. Paste 8. Delete";
//Activate the Menu Commands.
menuRule = grammar.Rules.Add("MenuCommands",SpeechRuleAttributes.SRATopLevel|SpeechRuleAttributes.SRADynamic,1);
object PropValue = "";
menuRule.InitialState.AddWordTransition(null,"New"," ",SpeechGrammarWordType.SGLexical,"New", 1, ref PropValue, 1.0F );
menuRule.InitialState.AddWordTransition(null,"Open"," ",SpeechGrammarWordType.SGLexical,"Open", 2, ref PropValue, 1.0F );
menuRule.InitialState.AddWordTransition(null,"Close"," ",SpeechGrammarWordType.SGLexical,"Close",3, ref PropValue, 1.0F );
menuRule.InitialState.AddWordTransition(null,"Exit"," ",SpeechGrammarWordType.SGLexical,"Exit",4, ref PropValue, 1.0F );
menuRule.InitialState.AddWordTransition(null,"Cut"," ",SpeechGrammarWordType.SGLexical,"Cut",5, ref PropValue, 1.0F );
menuRule.InitialState.AddWordTransition(null,"Copy"," ",SpeechGrammarWordType.SGLexical,"Copy",6, ref PropValue, 1.0F );
menuRule.InitialState.AddWordTransition(null,"Paste"," ",SpeechGrammarWordType.SGLexical,"Paste",7, ref PropValue, 1.0F );
menuRule.InitialState.AddWordTransition(null,"Delete"," ",SpeechGrammarWordType.SGLexical,"Delete",8, ref PropValue, 1.0F );
menuRule.InitialState.AddWordTransition(null, "Continue", " ", SpeechGrammarWordType.SGLexical, "Continue", 9, ref PropValue, 1.0F);
grammar.Rules.Commit();
grammar.CmdSetRuleState("MenuCommands", SpeechRuleState.SGDSActive);
label4.Text = "Speech Engine Ready for Input";
}
public void stopEngine()
{
menuRule = null;
grammar = null;
objRecoContext = null;
}
public void startMicTrainingWizard()
{
menuRule = null;
grammar = null;
objRecoContext = null;
}
private void InitializeSpeech()
{
try
{
// First of all, let's create the main reco context object.
objRecoContext = new SpeechLib.SpSharedRecoContext();
// Then, let's set up the event handler. We only care about
// Hypothesis and Recognition events in this sample.
objRecoContext.Recognition += new
_ISpeechRecoContextEvents_RecognitionEventHandler(
RecoContext_Recognition);
grammar = objRecoContext.CreateGrammar(grammarId);
grammar.DictationLoad("", SpeechLoadOption.SLOStatic);
grammar.DictationSetState(SpeechLib.SpeechRuleState.SGDSActive);
speechInitialized = true;
statusBar.Text = "Speech recognition initialized";
}
catch(Exception e)
{
MessageBox.Show(
"Exception caught when initializing SAPI."
+ " This application may not run correctly.\r\n\r\n"
+ e.ToString(),
"Error");
}
}
void MenuVoiceTrainingClick(object sender, System.EventArgs e)
{
if(objRecoContext == null)
objRecoContext = new SpeechLib.SpSharedRecoContext();
object obstr = null;
objRecoContext.Recognizer.DisplayUI(this.Handle.ToInt32(), "Prelude@# Voice training", "UserTraining", ref obstr);
}
private void cmdDiable_Click(object sender, System.EventArgs e)
{
label3.Text = "";
objRecoContext = null;
label4.Text="";
}
private void VoiceCalibration()
{
// Get an insance of RecoContext. I am using the shared RecoContext.
objRecoContext = new SpeechLib.SpSharedRecoContext();
// Assign a eventhandler for the Hypothesis Event.
objRecoContext.Hypothesis += new _ISpeechRecoContextEvents_HypothesisEventHandler(Hypo_Event);
// Assign a eventhandler for the Recognition Event.
objRecoContext.Recognition += new _ISpeechRecoContextEvents_RecognitionEventHandler(Reco_Event);
//Creating an instance of the grammer object.
grammar = objRecoContext.CreateGrammar(0);
//Activate the Menu Commands.
menuRule = grammar.Rules.Add("MenuCommands", SpeechRuleAttributes.SRATopLevel | SpeechRuleAttributes.SRADynamic, 1);
object PropValue = "";
menuRule.InitialState.AddWordTransition(null, "Cancel", " ", SpeechGrammarWordType.SGLexical, "Cancel", 1, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "Yes", " ", SpeechGrammarWordType.SGLexical, "Yes", 2, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "No", " ", SpeechGrammarWordType.SGLexical, "No", 3, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "All Lights Off", " ", SpeechGrammarWordType.SGLexical, "All Lights Off", 4, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "All Lights On", " ", SpeechGrammarWordType.SGLexical, "All Lights On", 5, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "First Light On", " ", SpeechGrammarWordType.SGLexical, "First Light On", 6, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "Second Light On", " ", SpeechGrammarWordType.SGLexical, "Second Light On", 7, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "Third Light On", " ", SpeechGrammarWordType.SGLexical, "Third Light On", 8, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "First Light Off", " ", SpeechGrammarWordType.SGLexical, "First Light Off", 9, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "Second Light Off", " ", SpeechGrammarWordType.SGLexical, "Second Light Off", 10, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "Third Light Off", " ", SpeechGrammarWordType.SGLexical, "Third Light Off", 11, ref PropValue, 1.0F);
menuRule.InitialState.AddWordTransition(null, "Recalibrate", " ", SpeechGrammarWordType.SGLexical, "Recalibrate", 12, ref PropValue, 1.0F);
grammar.Rules.Commit();
grammar.CmdSetRuleState("MenuCommands", SpeechRuleState.SGDSActive);
}
