private SpeechRecognition()
{
ssrContex = new SpSharedRecoContext();
isrg = ssrContex.CreateGrammar(1);
_ISpeechRecoContextEvents_RecognitionEventHandler recHandle =
new _ISpeechRecoContextEvents_RecognitionEventHandler(ContexRecognition);
ssrContex.Recognition += recHandle;
}
private void startSpeech()
{
if (RecoContext == null)
{
RecoContext = new SpSharedRecoContext();
grammar = RecoContext.CreateGrammar(1);
grammar.DictationLoad();
}
grammar.DictationSetState(SpeechRuleState.SGDSActive); // Opens up diction possibility.
}
public CommandRecognizer()
{
m_context = new SpSharedRecoContext();
// We want to know when a phrase is recognized and also when one fails to be recognized
m_context.EventInterests = SpeechRecoEvents.SRERecognition | SpeechRecoEvents.SREFalseRecognition;
m_context.Recognition += new _ISpeechRecoContextEvents_RecognitionEventHandler(RecognitionHandler);
m_context.FalseRecognition += new _ISpeechRecoContextEvents_FalseRecognitionEventHandler(FailedRecognitionHandler);
m_grammar = m_context.CreateGrammar(0);
m_grammar.Reset(0);
}
/// <summary>
/// Starts the listening
/// </summary>
public void Start()
{
recoContext = new SpSharedRecoContextClass();
recoContext.Recognition += new _ISpeechRecoContextEvents_RecognitionEventHandler(recoContext_Recognition);
recoGrammar = recoContext.CreateGrammar(0);
recoGrammarRule = recoGrammar.Rules.Add("VoiceCommands", SpeechRuleAttributes.SRATopLevel | SpeechRuleAttributes.SRADynamic, 1);
object propValue = "";
for (int i = 0; i < commands.Count; i++)
{
recoGrammarRule.InitialState.AddWordTransition(null, commands[i].ToString(), " ", SpeechGrammarWordType.SGLexical, Commands[i].ToString(), i, ref propValue, 1.0F);
}
recoGrammar.Rules.Commit();
recoGrammar.CmdSetRuleState("VoiceCommands", SpeechRuleState.SGDSActive);
}
public NamesFromSpeech(Form1 parent, List <string> names)
{
// SAPI 5.4 Overview: http://msdn.microsoft.com/en-us/library/ee125077%28v=vs.85%29.aspx
// Some code from https://github.com/kring/Voodoo-Voice/blob/master/VoiceRecognition/CommandRecognizer.cs
m_parent = parent;
m_names = new List <string>();
m_context = new SpSharedRecoContext();
m_context.EventInterests = SpeechRecoEvents.SRERecognition;
m_context.Recognition += context_Recognition;
m_grammar = m_context.CreateGrammar();
m_grammar.Reset();
foreach (string name in names)
{
AddRuleForName(name);
}
CommitAndActivate();
}
static void Ma()
{
SpSharedRecoContext ssrc = new SpSharedRecoContext();
SpeechLib.ISpeechRecoGrammar isrg = null;
// ssrc = // SpSharedRecoContextClass();
ssrc.Recognition += new _ISpeechRecoContextEvents_RecognitionEventHandler(RecognitionEvent);
isrg = ssrc.CreateGrammar(1);
isrg.DictationLoad(null, SpeechLib.SpeechLoadOption.SLOStatic);
isrg.DictationSetState(SpeechLib.SpeechRuleState.SGDSActive);
}
//private void initSpeech() {
// //Debug.WriteLine("Initializing SAPI");
// try {
// //create Main context Obj
// objRecoContext = new SpSharedRecoContext();
// objRecoContext.Recognition += new _ISpeechRecoContextEvents_RecognitionEventHandler(objRecoContext_Recognition);
// grammar = objRecoContext.CreateGrammar(0);
// string path = "Grammar.xml";
// grammar.CmdLoadFromFile(path, SpeechLoadOption.SLODynamic);
// //activate Top Level Rule
// grammar.CmdSetRuleIdState(0, SpeechRuleState.SGDSActive);
// //speechInitialized = true;
// } catch (Exception e) {
// logOut("Exception: " + e.ToString());
// }
//}
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
grammar = objRecoContext.CreateGrammar(10);
ruleTopLevel = grammar.Rules.Add("TopLevelRule", SpeechRuleAttributes.SRATopLevel | SpeechRuleAttributes.SRADynamic, 1);
ruleListItemsDefault = grammar.Rules.Add("ListItemsRule", SpeechRuleAttributes.SRADynamic, 2);
SpeechLib.ISpeechGrammarRuleState stateAfterSelect;
stateAfterSelect = ruleTopLevel.AddState();
object PropValue = "";
ruleTopLevel.InitialState.AddWordTransition(stateAfterSelect, "", " ", SpeechGrammarWordType.SGLexical, "", 0, ref PropValue, 1.0F);
PropValue = "";
stateAfterSelect.AddRuleTransition(null, ruleListItemsDefault, "", 1, ref PropValue, 0F);
voiceInfoAutomat.RebuildGrammar(this.grammar, this.speechEnabled, this.objRecoContext, ruleListItemsDefault);
// 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");
}
}
/// <summary>
/// Starts the listening
/// </summary>
public void Start()
{
recoContext = new SpSharedRecoContextClass();
recoContext.Recognition += new _ISpeechRecoContextEvents_RecognitionEventHandler(recoContext_Recognition);
recoGrammar = recoContext.CreateGrammar(0);
recoGrammarRule = recoGrammar.Rules.Add("VoiceCommands", SpeechRuleAttributes.SRATopLevel | SpeechRuleAttributes.SRADynamic, 1);
object propValue = "";
for (int i = 0; i < commands.Count; i++)
recoGrammarRule.InitialState.AddWordTransition(null, commands[i].ToString(), " ", SpeechGrammarWordType.SGLexical, Commands[i].ToString(), i, ref propValue, 1.0F);
recoGrammar.Rules.Commit();
recoGrammar.CmdSetRuleState("VoiceCommands", SpeechRuleState.SGDSActive);
}
private void startSpeech()
{
if (RecoContext == null)
{
RecoContext = new SpSharedRecoContext();
grammar = RecoContext.CreateGrammar(1);
grammar.DictationLoad();
}
grammar.DictationSetState(SpeechRuleState.SGDSActive); // Opens up diction possibility.
}
