Code:
/ Dotnetfx_Win7_3.5.1 / Dotnetfx_Win7_3.5.1 / 3.5.1 / WIN_WINDOWS / lh_tools_devdiv_wpf / Windows / wcp / Speech / Src / Synthesis / TTSEngine / TTSEngineTypes.cs / 1 / TTSEngineTypes.cs
//------------------------------------------------------------------
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
//-----------------------------------------------------------------
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.ComponentModel;
using System.IO;
using System.Runtime.InteropServices;
using System.Speech.Internal;
#if VSCOMPILE
using System.Diagnostics;
#endif
#pragma warning disable 1634, 1691 // Allows suppression of certain PreSharp messages.
#pragma warning disable 56504 // The public API is not that public so remove all the parameter validation.
namespace System.Speech.Synthesis.TtsEngine
{
//*******************************************************************
//
// Public Interface
//
//*******************************************************************
#region Public Interface
///
/// TODOC
///
#if !SPEECHSERVER
public
#else
internal
#endif
abstract class TtsEngineSsml
{
///
/// Constructor for the TTS engine
///
/// Voice token registry entry
/// from where this engine was created from
protected TtsEngineSsml (string registryKey) { }
///
/// Queries the engine about the output format it supports.
///
/// Wave or Text
/// Wave format header
/// Returns the closest format that it supports
abstract public IntPtr GetOutputFormat (SpeakOutputFormat speakOutputFormat, IntPtr targetWaveFormat);
///
/// Add a lexicon for this engine
///
/// uri
/// media type
/// Engine site
abstract public void AddLexicon (Uri uri, string mediaType, ITtsEngineSite site);
///
/// Removes a lexicon for this engine
///
/// uri
/// Engine site
abstract public void RemoveLexicon (Uri uri, ITtsEngineSite site);
///
/// Renders the specified text fragments array in the
/// specified output format.
///
/// Text fragment with SSML
/// attributes information
/// Wave format header
/// Engine site
abstract public void Speak (TextFragment [] fragment, IntPtr waveHeader, ITtsEngineSite site);
}
///
/// TODOC
///
[StructLayout (LayoutKind.Sequential)]
[ImmutableObject (true)]
#if !SPEECHSERVER
public
#else
internal
#endif
struct SpeechEventInfo : IEquatable
{
///
/// TODOC
///
public Int16 EventId { get { return _eventId; } internal set { _eventId = value; } }
///
/// TODOC
///
public Int16 ParameterType { get { return _parameterType; } internal set { _parameterType = value; } }
///
/// Always just a numeric type - contains no unmanaged resources so does not need special clean-up.
///
public int Param1 { get { return _param1; } internal set { _param1 = value; } } //
///
/// Can be a numeric type, or pointer to string.
///
public IntPtr Param2 { get { return _param2; } internal set { _param2 = value; } }
/// TODOC
public SpeechEventInfo (Int16 eventId,
Int16 parameterType,
int param1,
IntPtr param2)
{
_eventId = eventId;
_parameterType = parameterType;
_param1 = param1;
_param2 = param2;
}
/// TODOC
public static bool operator == (SpeechEventInfo event1, SpeechEventInfo event2)
{
return event1.EventId == event2.EventId && event1.ParameterType == event2.ParameterType && event1.Param1 == event2.Param1 && event1.Param2 == event2.Param2;
}
/// TODOC
public static bool operator != (SpeechEventInfo event1, SpeechEventInfo event2)
{
return !(event1 == event2);
}
/// TODOC
public bool Equals (SpeechEventInfo other)
{
return this == other;
}
/// TODOC
public override bool Equals (object obj)
{
if (!(obj is SpeechEventInfo))
{
return false;
}
return Equals ((SpeechEventInfo) obj);
}
/// TODOC
public override int GetHashCode ()
{
return base.GetHashCode ();
}
private Int16 _eventId;
private Int16 _parameterType;
private int _param1; // Always just a numeric type - contains no unmanaged resources so does not need special clean-up.
private IntPtr _param2; // Can be a numeric type, or pointer to string or object. Use SafeSapiLParamHandle to cleanup.
}
///
/// TODOC
///
#if !SPEECHSERVER
public
#else
internal
#endif
interface ITtsEngineSite
{
///
/// TODOC
///
void AddEvents (SpeechEventInfo [] events, int count);
///
/// TODOC
///
int Write (IntPtr data, int count);
///
/// TODOC
///
SkipInfo GetSkipInfo ();
///
/// TODOC
///
void CompleteSkip (int skipped);
///
/// TODOC
///
Stream LoadResource (Uri uri, string mediaType);
///
/// TODOC
///
Int32 EventInterest { get; }
///
/// TODOC
///
int Actions { get; }
///
/// TODOC
///
int Rate { get; }
///
/// TODOC
///
int Volume { get; }
}
///
/// TODOC
///
#if !SPEECHSERVER
public
#else
internal
#endif
class SkipInfo
{
internal SkipInfo (int type, int count)
{
_type = type;
_count = count;
}
///
/// TODOC
///
public int Type
{
set
{
_type = value;
}
get
{
return _type;
}
}
///
/// TODOC
///
public int Count
{
set
{
_count = value;
}
get
{
return _count;
}
}
///
/// TODOC
///
public SkipInfo ()
{
}
private int _type;
private int _count;
}
#endregion
//********************************************************************
//
// Public Types
//
//*******************************************************************
#region Public Types
///
/// TODOC
///
[StructLayout (LayoutKind.Sequential)]
#if VSCOMPILE
[DebuggerDisplay ("{State.Action} {TextToSpeak!=null?TextToSpeak:\"\"}")]
#endif
#if !SPEECHSERVER
public
#else
internal
#endif
class TextFragment
{
///
/// TODOC
///
public TextFragment ()
{
}
///
/// TODOC
///
public FragmentState State { get { return _state; } set { _state = value; } }
///
/// TODOC
///
public string TextToSpeak { get { return _textToSpeak; } set { Helpers.ThrowIfEmptyOrNull (value, "value"); _textToSpeak = value; } }
///
/// TODOC
///
public int TextOffset { get { return _textOffset; } set { _textOffset = value; } }
///
/// TODOC
///
public int TextLength { get { return _textLength; } set { _textLength = value; } }
internal TextFragment (FragmentState fragState)
: this (fragState, null, null, 0, 0)
{
}
internal TextFragment (FragmentState fragState, string textToSpeak)
: this (fragState, textToSpeak, textToSpeak, 0, textToSpeak.Length)
{
}
internal TextFragment (FragmentState fragState, string textToSpeak, string textFrag, int offset, int length)
{
#if SPEECHSERVER || PROMPT_ENGINE
if (fragState.Action == TtsEngineAction.PromptEngineSpeak || fragState.Action == TtsEngineAction.Speak || fragState.Action == TtsEngineAction.Pronounce)
#else
if (fragState.Action == TtsEngineAction.Speak || fragState.Action == TtsEngineAction.Pronounce)
#endif
{
textFrag = textToSpeak;
}
if (!string.IsNullOrEmpty (textFrag))
{
TextToSpeak = textFrag;
}
State = fragState;
TextOffset = offset;
TextLength = length;
}
private FragmentState _state;
[MarshalAs (UnmanagedType.LPWStr)]
private string _textToSpeak = string.Empty;
private int _textOffset;
private int _textLength;
}
///
/// TODOC
///
[ImmutableObject (true)]
#if !SPEECHSERVER
public
#else
internal
#endif
struct FragmentState : IEquatable
{
///
/// TODOC
///
public TtsEngineAction Action { get { return _action; } internal set { _action = value; } }
///
/// TODOC
///
public int LangId { get { return _langId; } internal set { _langId = value; } }
///
/// TODOC
///
public int Emphasis { get { return _emphasis; } internal set { _emphasis = value; } }
///
/// TODOC
///
public int Duration { get { return _duration; } internal set { _duration = value; } }
///
/// TODOC
///
public SayAs SayAs { get { return _sayAs; } internal set { Helpers.ThrowIfNull (value, "value"); _sayAs = value; } }
///
/// TODOC
///
public Prosody Prosody { get { return _prosody; } internal set { Helpers.ThrowIfNull (value, "value"); _prosody = value; } }
///
/// TODOC
///
public char [] Phoneme { get { return _phoneme; } internal set { Helpers.ThrowIfNull (value, "value"); _phoneme = value; } }
/// TODOC
public FragmentState (TtsEngineAction action,
int langId,
int emphasis,
int duration,
SayAs sayAs,
Prosody prosody,
char [] phonemes)
{
_action = action;
_langId = langId;
_emphasis = emphasis;
_duration = duration;
_sayAs = sayAs;
_prosody = prosody;
_phoneme = phonemes;
}
/// TODOC
public static bool operator == (FragmentState state1, FragmentState state2)
{
return state1.Action == state2.Action && state1.LangId == state2.LangId && state1.Emphasis == state2.Emphasis && state1.Duration == state2.Duration && state1.SayAs == state2.SayAs && state1.Prosody == state2.Prosody && Array.Equals (state1.Phoneme, state2.Phoneme);
}
/// TODOC
public static bool operator != (FragmentState state1, FragmentState state2)
{
return !(state1 == state2);
}
/// TODOC
public bool Equals (FragmentState other)
{
return this == other;
}
/// TODOC
public override bool Equals (object obj)
{
if (!(obj is FragmentState))
{
return false;
}
return Equals ((FragmentState) obj);
}
/// TODOC
public override int GetHashCode ()
{
return base.GetHashCode ();
}
private TtsEngineAction _action;
private int _langId;
private int _emphasis;
private int _duration;
private SayAs _sayAs;
private Prosody _prosody;
private char [] _phoneme;
}
///
/// TODOC
///
[StructLayout (LayoutKind.Sequential)]
#if !SPEECHSERVER
public
#else
internal
#endif
class Prosody
{
///
/// TODOC
///
public ProsodyNumber Pitch { get { return _pitch; } set { _pitch = value; } }
///
/// TODOC
///
public ProsodyNumber Range { get { return _range; } set { _range = value; } }
///
/// TODOC
///
public ProsodyNumber Rate { get { return _rate; } set { _rate = value; } }
///
/// TODOC
///
public int Duration { get { return _duration; } set { _duration = value; } }
///
/// TODOC
///
public ProsodyNumber Volume { get { return _volume; } set { _volume = value; } }
///
/// TODOC
///
public ContourPoint [] GetContourPoints () { return _contourPoints; }
///
/// TODOC
///
public void SetContourPoints (ContourPoint [] points)
{
Helpers.ThrowIfNull (points, "points");
_contourPoints = (ContourPoint []) points.Clone ();
}
///
/// TODOC
///
public Prosody ()
{
Pitch = new ProsodyNumber ((int) ProsodyPitch.Default); ;
Range = new ProsodyNumber ((int) ProsodyRange.Default); ;
Rate = new ProsodyNumber ((int) ProsodyRate.Default);
Volume = new ProsodyNumber ((int) ProsodyVolume.Default); ;
}
internal Prosody Clone ()
{
Prosody cloned = new Prosody ();
cloned._pitch = _pitch;
cloned._range = _range;
cloned._rate = _rate;
cloned._duration = _duration;
cloned._volume = _volume;
return cloned;
}
internal ProsodyNumber _pitch;
internal ProsodyNumber _range;
internal ProsodyNumber _rate; // can be casted to a Prosody Rate
internal int _duration;
internal ProsodyNumber _volume;
internal ContourPoint [] _contourPoints;
}
///
/// TODOC
///
[ImmutableObject (true)]
#if !SPEECHSERVER
public
#else
internal
#endif
struct ContourPoint : IEquatable
{
///
/// TODOC
///
public float Start { get { return _start; } /* internal set { _start = value; } */}
///
/// TODOC
///
public float Change { get { return _change; } /* internal set { _change = value; } */ }
///
/// TODOC
///
public ContourPointChangeType ChangeType { get { return _changeType; } /* internal set { _changeType = value; } */ }
///
/// TODOC
///
public ContourPoint (float start, float change, ContourPointChangeType changeType)
{
_start = start;
_change = change;
_changeType = changeType;
}
/// TODOC
public static bool operator == (ContourPoint point1, ContourPoint point2)
{
return point1.Start.Equals (point2.Start) && point1.Change.Equals (point2.Change) && point1.ChangeType.Equals (point2.ChangeType);
}
/// TODOC
public static bool operator != (ContourPoint point1, ContourPoint point2)
{
return !(point1 == point2);
}
/// TODOC
public bool Equals (ContourPoint other)
{
return this == other;
}
/// TODOC
public override bool Equals (object obj)
{
if (!(obj is ContourPoint))
{
return false;
}
return Equals ((ContourPoint) obj);
}
/// TODOC
public override int GetHashCode ()
{
return base.GetHashCode ();
}
private float _start;
private float _change;
private ContourPointChangeType _changeType;
}
///
/// TODOC
///
[ImmutableObject (true)]
#if !SPEECHSERVER
public
#else
internal
#endif
struct ProsodyNumber : IEquatable
{
///
/// TODOC
///
public int SsmlAttributeId { get { return _ssmlAttributeId; } internal set { _ssmlAttributeId = value; } }
///
/// TODOC
///
public bool IsNumberPercent { get { return _isPercent; } internal set { _isPercent = value; } }
///
/// TODOC
///
public float Number { get { return _number; } internal set { _number = value; } }
///
/// TODOC
///
public ProsodyUnit Unit { get { return _unit; } internal set { _unit = value; } }
///
/// TODOC
///
public const int AbsoluteNumber = int.MaxValue;
///
/// TODOC
///
public ProsodyNumber (int ssmlAttributeId)
{
_ssmlAttributeId = ssmlAttributeId;
_number = 1.0f;
_isPercent = true;
_unit = ProsodyUnit.Default;
}
///
/// TODOC
///
public ProsodyNumber (float number)
{
_ssmlAttributeId = int.MaxValue;
_number = number;
_isPercent = false;
_unit = ProsodyUnit.Default;
}
/// TODOC
public static bool operator == (ProsodyNumber prosodyNumber1, ProsodyNumber prosodyNumber2)
{
return prosodyNumber1._ssmlAttributeId == prosodyNumber2._ssmlAttributeId && prosodyNumber1.Number.Equals (prosodyNumber2.Number) && prosodyNumber1.IsNumberPercent == prosodyNumber2.IsNumberPercent && prosodyNumber1.Unit == prosodyNumber2.Unit;
}
/// TODOC
public static bool operator != (ProsodyNumber prosodyNumber1, ProsodyNumber prosodyNumber2)
{
return !(prosodyNumber1 == prosodyNumber2);
}
/// TODOC
public bool Equals (ProsodyNumber other)
{
return this == other;
}
/// TODOC
public override bool Equals (object obj)
{
if (!(obj is ProsodyNumber))
{
return false;
}
return Equals ((ProsodyNumber) obj);
}
/// TODOC
public override int GetHashCode ()
{
return base.GetHashCode ();
}
private int _ssmlAttributeId;
private bool _isPercent;
private float _number;
private ProsodyUnit _unit;
}
///
/// TODOC
///
[StructLayout (LayoutKind.Sequential)]
#if !SPEECHSERVER
public
#else
internal
#endif
class SayAs
{
///
/// TODOC
///
public string InterpretAs { get { return _interpretAs; } set { Helpers.ThrowIfEmptyOrNull (value, "value"); _interpretAs = value; } }
///
/// TODOC
///
public string Format { get { return _format; } set { Helpers.ThrowIfEmptyOrNull (value, "value"); _format = value; } }
///
/// TODOC
///
public string Detail { get { return _detail; } set { Helpers.ThrowIfEmptyOrNull (value, "value"); _detail = value; } }
[MarshalAs (UnmanagedType.LPWStr)]
private string _interpretAs;
[MarshalAs (UnmanagedType.LPWStr)]
private string _format;
[MarshalAs (UnmanagedType.LPWStr)]
private string _detail;
}
#endregion
//********************************************************************
//
// Public Enums
//
//********************************************************************
#region Public Enums
///
/// TODOC
///
#if !SPEECHSERVER
public
#else
internal
#endif
enum TtsEngineAction
{
///
/// TODOC
///
Speak,
///
/// TODOC
///
Silence,
///
/// TODOC
///
Pronounce,
///
/// TODOC
///
Bookmark,
///
/// TODOC
///
SpellOut,
///
/// TODOC
///
StartSentence,
///
/// TODOC
///
StartParagraph,
///
/// TODOC
///
ParseUnknownTag,
#if SPEECHSERVER || PROMPT_ENGINE
///
/// TODOC
///
BeginPromptEngineOutput,
///
/// TODOC
///
EndPromptEngineOutput,
///
/// TODOC
///
PromptEngineDatabase,
///
/// TODOC
///
PromptEngineSpeak,
///
/// TODOC
///
PromptEngineId,
///
/// TODOC
///
BeginPromptEngineWithTag,
///
/// TODOC
///
EndPromptEngineWithTag,
///
/// TODOC
///
BeginPromptEngineRule,
///
/// TODOC
///
EndPromptEngineRule,
///
/// TODOC
///
PromptEngineAudio,
#endif
}
///
/// TODOC
///
#if !SPEECHSERVER
public
#else
internal
#endif
enum EmphasisWord : int
{
///
/// TODOC
///
Default,
///
/// TODOC
///
Strong,
///
/// TODOC
///
Moderate,
///
/// TODOC
///
None,
///
/// TODOC
///
Reduced
}
///
/// TODOC
///
#if !SPEECHSERVER
public
#else
internal
#endif
enum EmphasisBreak : int
{
///
/// TODOC
///
None = -1,
///
/// TODOC
///
ExtraWeak = -2,
///
/// TODOC
///
Weak = -3,
///
/// TODOC
///
Medium = -4,
///
/// TODOC
///
Strong = -5,
///
/// TODOC
///
ExtraStrong = -6,
///
/// Equivalent to the empty
Default = -7,
}
///
/// TODOC
///
#if !SPEECHSERVER
public
#else
internal
#endif
enum ProsodyPitch
{
///
/// TODOC
///
Default,
///
/// TODOC
///
ExtraLow,
///
/// TODOC
///
Low,
///
/// TODOC
///
Medium,
///
/// TODOC
///
High,
///
/// TODOC
///
ExtraHigh
}
///
/// TODOC
///
#if !SPEECHSERVER
public
#else
internal
#endif
enum ProsodyRange
{
///
/// TODOC
///
Default,
///
/// TODOC
///
ExtraLow,
///
/// TODOC
///
Low,
///
/// TODOC
///
Medium,
///
/// TODOC
///
High,
///
/// TODOC
///
ExtraHigh
}
///
/// TODOC
///
#if !SPEECHSERVER
public
#else
internal
#endif
enum ProsodyRate
{
///
/// TODOC
///
Default,
///
/// TODOC
///
ExtraSlow,
///
/// TODOC
///
Slow,
///
/// TODOC
///
Medium,
///
/// TODOC
///
Fast,
///
/// TODOC
///
ExtraFast
}
///
/// TODOC
///
#if !SPEECHSERVER
public
#else
internal
#endif
enum ProsodyVolume : int
{
///
/// TODOC
///
Default = -1,
///
/// TODOC
///
Silent = -2,
///
/// TODOC
///
ExtraSoft = -3,
///
/// TODOC
///
Soft = -4,
///
/// TODOC
///
Medium = -5,
///
/// TODOC
///
Loud = -6,
///
/// TODOC
///
ExtraLoud = -7
}
///
/// TODOC
///
#if !SPEECHSERVER
public
#else
internal
#endif
enum ProsodyUnit : int
{
///
/// TODOC
///
Default,
///
/// TODOC
///
Hz,
///
/// TODOC
///
Semitone
}
///
/// TODOC
///
#if !SPEECHSERVER
public
#else
internal
#endif
enum TtsEventId
{
///
/// TODOC
///
StartInputStream = 1,
///
/// TODOC
///
EndInputStream = 2,
///
/// TODOC
///
VoiceChange = 3, // lparam_is_token
///
/// TODOC
///
Bookmark = 4, // lparam_is_string
///
/// TODOC
///
WordBoundary = 5,
///
/// TODOC
///
Phoneme = 6,
///
/// TODOC
///
SentenceBoundary = 7,
///
/// TODOC
///
Viseme = 8,
///
/// TODOC
///
AudioLevel = 9, // wparam contains current output audio level
#if SPEECHSERVER || PROMPT_ENGINE
///
/// TODOC
///
Private = 15
#endif
}
///
/// TODOC
///
#if !SPEECHSERVER
public
#else
internal
#endif
enum EventParameterType
{
///
/// TODOC
///
Undefined = 0x0000,
///
/// TODOC
///
Token = 0x0001,
///
/// TODOC
///
Object = 0x0002,
///
/// TODOC
///
Pointer = 0x0003,
///
/// TODOC
///
String = 0x0004
}
///
/// TODOC
///
#if !SPEECHSERVER
public
#else
internal
#endif
enum SpeakOutputFormat
{
///
/// TODOC
///
WaveFormat = 0,
///
/// TODOC
///
Text = 1
}
///
/// TODOC
///
#if !SPEECHSERVER
public
#else
internal
#endif
enum ContourPointChangeType
{
///
/// TODOC
///
Hz = 0,
///
/// TODOC
///
Percentage = 1
}
#endregion
//*******************************************************************
//
// Internal Interface
//
//********************************************************************
#region Internal Interface
///
/// TODOC
///
[ComImport, Guid ("2D0FA0DB-AEA2-4AE2-9F8A-7AFC7794E56B"), InterfaceType (ComInterfaceType.InterfaceIsIUnknown)]
#if PROMPT_ENGINE
public interface ITtsEngineSsml
#else
internal interface ITtsEngineSsml
#endif
{
///
/// Queries the engine about a specific output format.
/// The engine should examine the requested output format,
/// and return the closest format that it supports.
///
/// Wave or Text
/// Expected format - null if no preferences
/// Closest wave format header
void GetOutputFormat (SpeakOutputFormat speakOutputFormat, IntPtr targetWaveFormat, out IntPtr waveHeader);
///
/// Add a lexicon to the engine collection of lexicons
///
/// A path or a Uri
/// media type
/// Engine site (ITtsEngineSite)
void AddLexicon (string location, string mediaType, IntPtr site);
///
/// Removes a lexicon to the engine collection of lexicons
///
/// A path or a Uri
/// Engine site (ITtsEngineSite)
void RemoveLexicon (string location, IntPtr site);
///
/// Renders the specified text fragments array in the
/// specified output format.
///
/// Text fragment with SSML
/// attributes information
/// Number of elements in fragment
/// Wave format header
/// Engine site (ITtsEngineSite)
void Speak (IntPtr fragments, int count, IntPtr waveHeader, IntPtr site);
}
///
/// TODOC
///
[StructLayout (LayoutKind.Sequential)]
internal struct TextFragmentInterop
{
internal FragmentStateInterop _state;
[MarshalAs (UnmanagedType.LPWStr)]
internal string _textToSpeak;
internal int _textOffset;
internal int _textLength;
internal static IntPtr FragmentToPtr (List textFragments, Collection memoryBlocks)
{
TextFragmentInterop fragInterop = new TextFragmentInterop ();
int len = textFragments.Count;
int sizeOfFrag = Marshal.SizeOf (fragInterop);
IntPtr ret = Marshal.AllocCoTaskMem (sizeOfFrag * len);
memoryBlocks.Add (ret);
for (int i = 0; i < len; i++)
{
fragInterop._state.FragmentStateToPtr (textFragments [i].State, memoryBlocks);
fragInterop._textToSpeak = textFragments [i].TextToSpeak;
fragInterop._textOffset = textFragments [i].TextOffset;
fragInterop._textLength = textFragments [i].TextLength;
Marshal.StructureToPtr (fragInterop, (IntPtr) ((ulong) ret + (ulong) (i * sizeOfFrag)), false);
}
return ret;
}
}
///
/// TODOC
///
internal struct FragmentStateInterop
{
internal TtsEngineAction _action;
internal int _langId;
internal int _emphasis;
internal int _duration;
internal IntPtr _sayAs;
internal IntPtr _prosody;
internal IntPtr _phoneme;
internal void FragmentStateToPtr (FragmentState state, Collection memoryBlocks)
{
_action = state.Action;
_langId = state.LangId;
_emphasis = state.Emphasis;
_duration = state.Duration;
if (state.SayAs != null)
{
_sayAs = Marshal.AllocCoTaskMem (Marshal.SizeOf (state.SayAs));
memoryBlocks.Add (_sayAs);
Marshal.StructureToPtr (state.SayAs, _sayAs, false);
}
else
{
_sayAs = IntPtr.Zero;
}
if (state.Phoneme != null)
{
short [] phonemes = new short [state.Phoneme.Length + 1];
for (uint i = 0; i < state.Phoneme.Length; i++)
{
phonemes [i] = unchecked ((short) state.Phoneme [i]);
}
phonemes [state.Phoneme.Length] = 0;
int sizeOfShort = Marshal.SizeOf (phonemes [0]);
_phoneme = Marshal.AllocCoTaskMem (sizeOfShort * phonemes.Length);
memoryBlocks.Add (_phoneme);
for (uint i = 0; i < phonemes.Length; i++)
{
Marshal.Copy (phonemes, 0, _phoneme, phonemes.Length);
}
}
else
{
_phoneme = IntPtr.Zero;
}
_prosody = ProsodyInterop.ProsodyToPtr (state.Prosody, memoryBlocks);
}
}
///
/// TODOC
///
[StructLayout (LayoutKind.Sequential)]
internal struct ProsodyInterop
{
internal ProsodyNumber _pitch;
internal ProsodyNumber _range;
internal ProsodyNumber _rate; // can be casted to a Prosody Rate
internal int _duration;
internal ProsodyNumber _volume;
internal IntPtr _contourPoints;
internal static IntPtr ProsodyToPtr (Prosody prosody, Collection memoryBlocks)
{
if (prosody == null)
{
return IntPtr.Zero;
}
ProsodyInterop prosodyInterop = new ProsodyInterop ();
prosodyInterop._pitch = prosody.Pitch;
prosodyInterop._range = prosody.Range;
prosodyInterop._rate = prosody.Rate;
prosodyInterop._duration = prosody.Duration;
prosodyInterop._volume = prosody.Volume;
ContourPoint [] points = prosody.GetContourPoints ();
if (points != null)
{
int sizeOfPoint = Marshal.SizeOf (points [0]);
prosodyInterop._contourPoints = Marshal.AllocCoTaskMem (points.Length * sizeOfPoint);
memoryBlocks.Add (prosodyInterop._contourPoints);
for (uint i = 0; i < points.Length; i++)
{
Marshal.StructureToPtr (points [i], (IntPtr) ((ulong) prosodyInterop._contourPoints + (ulong) sizeOfPoint * i), false);
}
}
else
{
prosodyInterop._contourPoints = IntPtr.Zero;
}
IntPtr ret = Marshal.AllocCoTaskMem (Marshal.SizeOf (prosodyInterop));
memoryBlocks.Add (ret);
Marshal.StructureToPtr (prosodyInterop, ret, false);
return ret;
}
}
#endregion
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//------------------------------------------------------------------
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
//-----------------------------------------------------------------
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.ComponentModel;
using System.IO;
using System.Runtime.InteropServices;
using System.Speech.Internal;
#if VSCOMPILE
using System.Diagnostics;
#endif
#pragma warning disable 1634, 1691 // Allows suppression of certain PreSharp messages.
#pragma warning disable 56504 // The public API is not that public so remove all the parameter validation.
namespace System.Speech.Synthesis.TtsEngine
{
//*******************************************************************
//
// Public Interface
//
//*******************************************************************
#region Public Interface
///
/// TODOC
///
#if !SPEECHSERVER
public
#else
internal
#endif
abstract class TtsEngineSsml
{
///
/// Constructor for the TTS engine
///
/// Voice token registry entry
/// from where this engine was created from
protected TtsEngineSsml (string registryKey) { }
///
/// Queries the engine about the output format it supports.
///
/// Wave or Text
/// Wave format header
/// Returns the closest format that it supports
abstract public IntPtr GetOutputFormat (SpeakOutputFormat speakOutputFormat, IntPtr targetWaveFormat);
///
/// Add a lexicon for this engine
///
/// uri
/// media type
/// Engine site
abstract public void AddLexicon (Uri uri, string mediaType, ITtsEngineSite site);
///
/// Removes a lexicon for this engine
///
/// uri
/// Engine site
abstract public void RemoveLexicon (Uri uri, ITtsEngineSite site);
///
/// Renders the specified text fragments array in the
/// specified output format.
///
/// Text fragment with SSML
/// attributes information
/// Wave format header
/// Engine site
abstract public void Speak (TextFragment [] fragment, IntPtr waveHeader, ITtsEngineSite site);
}
///
/// TODOC
///
[StructLayout (LayoutKind.Sequential)]
[ImmutableObject (true)]
#if !SPEECHSERVER
public
#else
internal
#endif
struct SpeechEventInfo : IEquatable
{
///
/// TODOC
///
public Int16 EventId { get { return _eventId; } internal set { _eventId = value; } }
///
/// TODOC
///
public Int16 ParameterType { get { return _parameterType; } internal set { _parameterType = value; } }
///
/// Always just a numeric type - contains no unmanaged resources so does not need special clean-up.
///
public int Param1 { get { return _param1; } internal set { _param1 = value; } } //
///
/// Can be a numeric type, or pointer to string.
///
public IntPtr Param2 { get { return _param2; } internal set { _param2 = value; } }
/// TODOC
public SpeechEventInfo (Int16 eventId,
Int16 parameterType,
int param1,
IntPtr param2)
{
_eventId = eventId;
_parameterType = parameterType;
_param1 = param1;
_param2 = param2;
}
/// TODOC
public static bool operator == (SpeechEventInfo event1, SpeechEventInfo event2)
{
return event1.EventId == event2.EventId && event1.ParameterType == event2.ParameterType && event1.Param1 == event2.Param1 && event1.Param2 == event2.Param2;
}
/// TODOC
public static bool operator != (SpeechEventInfo event1, SpeechEventInfo event2)
{
return !(event1 == event2);
}
/// TODOC
public bool Equals (SpeechEventInfo other)
{
return this == other;
}
/// TODOC
public override bool Equals (object obj)
{
if (!(obj is SpeechEventInfo))
{
return false;
}
return Equals ((SpeechEventInfo) obj);
}
/// TODOC
public override int GetHashCode ()
{
return base.GetHashCode ();
}
private Int16 _eventId;
private Int16 _parameterType;
private int _param1; // Always just a numeric type - contains no unmanaged resources so does not need special clean-up.
private IntPtr _param2; // Can be a numeric type, or pointer to string or object. Use SafeSapiLParamHandle to cleanup.
}
///
/// TODOC
///
#if !SPEECHSERVER
public
#else
internal
#endif
interface ITtsEngineSite
{
///
/// TODOC
///
void AddEvents (SpeechEventInfo [] events, int count);
///
/// TODOC
///
int Write (IntPtr data, int count);
///
/// TODOC
///
SkipInfo GetSkipInfo ();
///
/// TODOC
///
void CompleteSkip (int skipped);
///
/// TODOC
///
Stream LoadResource (Uri uri, string mediaType);
///
/// TODOC
///
Int32 EventInterest { get; }
///
/// TODOC
///
int Actions { get; }
///
/// TODOC
///
int Rate { get; }
///
/// TODOC
///
int Volume { get; }
}
///
/// TODOC
///
#if !SPEECHSERVER
public
#else
internal
#endif
class SkipInfo
{
internal SkipInfo (int type, int count)
{
_type = type;
_count = count;
}
///
/// TODOC
///
public int Type
{
set
{
_type = value;
}
get
{
return _type;
}
}
///
/// TODOC
///
public int Count
{
set
{
_count = value;
}
get
{
return _count;
}
}
///
/// TODOC
///
public SkipInfo ()
{
}
private int _type;
private int _count;
}
#endregion
//********************************************************************
//
// Public Types
//
//*******************************************************************
#region Public Types
///
/// TODOC
///
[StructLayout (LayoutKind.Sequential)]
#if VSCOMPILE
[DebuggerDisplay ("{State.Action} {TextToSpeak!=null?TextToSpeak:\"\"}")]
#endif
#if !SPEECHSERVER
public
#else
internal
#endif
class TextFragment
{
///
/// TODOC
///
public TextFragment ()
{
}
///
/// TODOC
///
public FragmentState State { get { return _state; } set { _state = value; } }
///
/// TODOC
///
public string TextToSpeak { get { return _textToSpeak; } set { Helpers.ThrowIfEmptyOrNull (value, "value"); _textToSpeak = value; } }
///
/// TODOC
///
public int TextOffset { get { return _textOffset; } set { _textOffset = value; } }
///
/// TODOC
///
public int TextLength { get { return _textLength; } set { _textLength = value; } }
internal TextFragment (FragmentState fragState)
: this (fragState, null, null, 0, 0)
{
}
internal TextFragment (FragmentState fragState, string textToSpeak)
: this (fragState, textToSpeak, textToSpeak, 0, textToSpeak.Length)
{
}
internal TextFragment (FragmentState fragState, string textToSpeak, string textFrag, int offset, int length)
{
#if SPEECHSERVER || PROMPT_ENGINE
if (fragState.Action == TtsEngineAction.PromptEngineSpeak || fragState.Action == TtsEngineAction.Speak || fragState.Action == TtsEngineAction.Pronounce)
#else
if (fragState.Action == TtsEngineAction.Speak || fragState.Action == TtsEngineAction.Pronounce)
#endif
{
textFrag = textToSpeak;
}
if (!string.IsNullOrEmpty (textFrag))
{
TextToSpeak = textFrag;
}
State = fragState;
TextOffset = offset;
TextLength = length;
}
private FragmentState _state;
[MarshalAs (UnmanagedType.LPWStr)]
private string _textToSpeak = string.Empty;
private int _textOffset;
private int _textLength;
}
///
/// TODOC
///
[ImmutableObject (true)]
#if !SPEECHSERVER
public
#else
internal
#endif
struct FragmentState : IEquatable
{
///
/// TODOC
///
public TtsEngineAction Action { get { return _action; } internal set { _action = value; } }
///
/// TODOC
///
public int LangId { get { return _langId; } internal set { _langId = value; } }
///
/// TODOC
///
public int Emphasis { get { return _emphasis; } internal set { _emphasis = value; } }
///
/// TODOC
///
public int Duration { get { return _duration; } internal set { _duration = value; } }
///
/// TODOC
///
public SayAs SayAs { get { return _sayAs; } internal set { Helpers.ThrowIfNull (value, "value"); _sayAs = value; } }
///
/// TODOC
///
public Prosody Prosody { get { return _prosody; } internal set { Helpers.ThrowIfNull (value, "value"); _prosody = value; } }
///
/// TODOC
///
public char [] Phoneme { get { return _phoneme; } internal set { Helpers.ThrowIfNull (value, "value"); _phoneme = value; } }
/// TODOC
public FragmentState (TtsEngineAction action,
int langId,
int emphasis,
int duration,
SayAs sayAs,
Prosody prosody,
char [] phonemes)
{
_action = action;
_langId = langId;
_emphasis = emphasis;
_duration = duration;
_sayAs = sayAs;
_prosody = prosody;
_phoneme = phonemes;
}
/// TODOC
public static bool operator == (FragmentState state1, FragmentState state2)
{
return state1.Action == state2.Action && state1.LangId == state2.LangId && state1.Emphasis == state2.Emphasis && state1.Duration == state2.Duration && state1.SayAs == state2.SayAs && state1.Prosody == state2.Prosody && Array.Equals (state1.Phoneme, state2.Phoneme);
}
/// TODOC
public static bool operator != (FragmentState state1, FragmentState state2)
{
return !(state1 == state2);
}
/// TODOC
public bool Equals (FragmentState other)
{
return this == other;
}
/// TODOC
public override bool Equals (object obj)
{
if (!(obj is FragmentState))
{
return false;
}
return Equals ((FragmentState) obj);
}
/// TODOC
public override int GetHashCode ()
{
return base.GetHashCode ();
}
private TtsEngineAction _action;
private int _langId;
private int _emphasis;
private int _duration;
private SayAs _sayAs;
private Prosody _prosody;
private char [] _phoneme;
}
///
/// TODOC
///
[StructLayout (LayoutKind.Sequential)]
#if !SPEECHSERVER
public
#else
internal
#endif
class Prosody
{
///
/// TODOC
///
public ProsodyNumber Pitch { get { return _pitch; } set { _pitch = value; } }
///
/// TODOC
///
public ProsodyNumber Range { get { return _range; } set { _range = value; } }
///
/// TODOC
///
public ProsodyNumber Rate { get { return _rate; } set { _rate = value; } }
///
/// TODOC
///
public int Duration { get { return _duration; } set { _duration = value; } }
///
/// TODOC
///
public ProsodyNumber Volume { get { return _volume; } set { _volume = value; } }
///
/// TODOC
///
public ContourPoint [] GetContourPoints () { return _contourPoints; }
///
/// TODOC
///
public void SetContourPoints (ContourPoint [] points)
{
Helpers.ThrowIfNull (points, "points");
_contourPoints = (ContourPoint []) points.Clone ();
}
///
/// TODOC
///
public Prosody ()
{
Pitch = new ProsodyNumber ((int) ProsodyPitch.Default); ;
Range = new ProsodyNumber ((int) ProsodyRange.Default); ;
Rate = new ProsodyNumber ((int) ProsodyRate.Default);
Volume = new ProsodyNumber ((int) ProsodyVolume.Default); ;
}
internal Prosody Clone ()
{
Prosody cloned = new Prosody ();
cloned._pitch = _pitch;
cloned._range = _range;
cloned._rate = _rate;
cloned._duration = _duration;
cloned._volume = _volume;
return cloned;
}
internal ProsodyNumber _pitch;
internal ProsodyNumber _range;
internal ProsodyNumber _rate; // can be casted to a Prosody Rate
internal int _duration;
internal ProsodyNumber _volume;
internal ContourPoint [] _contourPoints;
}
///
/// TODOC
///
[ImmutableObject (true)]
#if !SPEECHSERVER
public
#else
internal
#endif
struct ContourPoint : IEquatable
{
///
/// TODOC
///
public float Start { get { return _start; } /* internal set { _start = value; } */}
///
/// TODOC
///
public float Change { get { return _change; } /* internal set { _change = value; } */ }
///
/// TODOC
///
public ContourPointChangeType ChangeType { get { return _changeType; } /* internal set { _changeType = value; } */ }
///
/// TODOC
///
public ContourPoint (float start, float change, ContourPointChangeType changeType)
{
_start = start;
_change = change;
_changeType = changeType;
}
/// TODOC
public static bool operator == (ContourPoint point1, ContourPoint point2)
{
return point1.Start.Equals (point2.Start) && point1.Change.Equals (point2.Change) && point1.ChangeType.Equals (point2.ChangeType);
}
/// TODOC
public static bool operator != (ContourPoint point1, ContourPoint point2)
{
return !(point1 == point2);
}
/// TODOC
public bool Equals (ContourPoint other)
{
return this == other;
}
/// TODOC
public override bool Equals (object obj)
{
if (!(obj is ContourPoint))
{
return false;
}
return Equals ((ContourPoint) obj);
}
/// TODOC
public override int GetHashCode ()
{
return base.GetHashCode ();
}
private float _start;
private float _change;
private ContourPointChangeType _changeType;
}
///
/// TODOC
///
[ImmutableObject (true)]
#if !SPEECHSERVER
public
#else
internal
#endif
struct ProsodyNumber : IEquatable
{
///
/// TODOC
///
public int SsmlAttributeId { get { return _ssmlAttributeId; } internal set { _ssmlAttributeId = value; } }
///
/// TODOC
///
public bool IsNumberPercent { get { return _isPercent; } internal set { _isPercent = value; } }
///
/// TODOC
///
public float Number { get { return _number; } internal set { _number = value; } }
///
/// TODOC
///
public ProsodyUnit Unit { get { return _unit; } internal set { _unit = value; } }
///
/// TODOC
///
public const int AbsoluteNumber = int.MaxValue;
///
/// TODOC
///
public ProsodyNumber (int ssmlAttributeId)
{
_ssmlAttributeId = ssmlAttributeId;
_number = 1.0f;
_isPercent = true;
_unit = ProsodyUnit.Default;
}
///
/// TODOC
///
public ProsodyNumber (float number)
{
_ssmlAttributeId = int.MaxValue;
_number = number;
_isPercent = false;
_unit = ProsodyUnit.Default;
}
/// TODOC
public static bool operator == (ProsodyNumber prosodyNumber1, ProsodyNumber prosodyNumber2)
{
return prosodyNumber1._ssmlAttributeId == prosodyNumber2._ssmlAttributeId && prosodyNumber1.Number.Equals (prosodyNumber2.Number) && prosodyNumber1.IsNumberPercent == prosodyNumber2.IsNumberPercent && prosodyNumber1.Unit == prosodyNumber2.Unit;
}
/// TODOC
public static bool operator != (ProsodyNumber prosodyNumber1, ProsodyNumber prosodyNumber2)
{
return !(prosodyNumber1 == prosodyNumber2);
}
/// TODOC
public bool Equals (ProsodyNumber other)
{
return this == other;
}
/// TODOC
public override bool Equals (object obj)
{
if (!(obj is ProsodyNumber))
{
return false;
}
return Equals ((ProsodyNumber) obj);
}
/// TODOC
public override int GetHashCode ()
{
return base.GetHashCode ();
}
private int _ssmlAttributeId;
private bool _isPercent;
private float _number;
private ProsodyUnit _unit;
}
///
/// TODOC
///
[StructLayout (LayoutKind.Sequential)]
#if !SPEECHSERVER
public
#else
internal
#endif
class SayAs
{
///
/// TODOC
///
public string InterpretAs { get { return _interpretAs; } set { Helpers.ThrowIfEmptyOrNull (value, "value"); _interpretAs = value; } }
///
/// TODOC
///
public string Format { get { return _format; } set { Helpers.ThrowIfEmptyOrNull (value, "value"); _format = value; } }
///
/// TODOC
///
public string Detail { get { return _detail; } set { Helpers.ThrowIfEmptyOrNull (value, "value"); _detail = value; } }
[MarshalAs (UnmanagedType.LPWStr)]
private string _interpretAs;
[MarshalAs (UnmanagedType.LPWStr)]
private string _format;
[MarshalAs (UnmanagedType.LPWStr)]
private string _detail;
}
#endregion
//********************************************************************
//
// Public Enums
//
//********************************************************************
#region Public Enums
///
/// TODOC
///
#if !SPEECHSERVER
public
#else
internal
#endif
enum TtsEngineAction
{
///
/// TODOC
///
Speak,
///
/// TODOC
///
Silence,
///
/// TODOC
///
Pronounce,
///
/// TODOC
///
Bookmark,
///
/// TODOC
///
SpellOut,
///
/// TODOC
///
StartSentence,
///
/// TODOC
///
StartParagraph,
///
/// TODOC
///
ParseUnknownTag,
#if SPEECHSERVER || PROMPT_ENGINE
///
/// TODOC
///
BeginPromptEngineOutput,
///
/// TODOC
///
EndPromptEngineOutput,
///
/// TODOC
///
PromptEngineDatabase,
///
/// TODOC
///
PromptEngineSpeak,
///
/// TODOC
///
PromptEngineId,
///
/// TODOC
///
BeginPromptEngineWithTag,
///
/// TODOC
///
EndPromptEngineWithTag,
///
/// TODOC
///
BeginPromptEngineRule,
///
/// TODOC
///
EndPromptEngineRule,
///
/// TODOC
///
PromptEngineAudio,
#endif
}
///
/// TODOC
///
#if !SPEECHSERVER
public
#else
internal
#endif
enum EmphasisWord : int
{
///
/// TODOC
///
Default,
///
/// TODOC
///
Strong,
///
/// TODOC
///
Moderate,
///
/// TODOC
///
None,
///
/// TODOC
///
Reduced
}
///
/// TODOC
///
#if !SPEECHSERVER
public
#else
internal
#endif
enum EmphasisBreak : int
{
///
/// TODOC
///
None = -1,
///
/// TODOC
///
ExtraWeak = -2,
///
/// TODOC
///
Weak = -3,
///
/// TODOC
///
Medium = -4,
///
/// TODOC
///
Strong = -5,
///
/// TODOC
///
ExtraStrong = -6,
///
/// Equivalent to the empty
Default = -7,
}
///
/// TODOC
///
#if !SPEECHSERVER
public
#else
internal
#endif
enum ProsodyPitch
{
///
/// TODOC
///
Default,
///
/// TODOC
///
ExtraLow,
///
/// TODOC
///
Low,
///
/// TODOC
///
Medium,
///
/// TODOC
///
High,
///
/// TODOC
///
ExtraHigh
}
///
/// TODOC
///
#if !SPEECHSERVER
public
#else
internal
#endif
enum ProsodyRange
{
///
/// TODOC
///
Default,
///
/// TODOC
///
ExtraLow,
///
/// TODOC
///
Low,
///
/// TODOC
///
Medium,
///
/// TODOC
///
High,
///
/// TODOC
///
ExtraHigh
}
///
/// TODOC
///
#if !SPEECHSERVER
public
#else
internal
#endif
enum ProsodyRate
{
///
/// TODOC
///
Default,
///
/// TODOC
///
ExtraSlow,
///
/// TODOC
///
Slow,
///
/// TODOC
///
Medium,
///
/// TODOC
///
Fast,
///
/// TODOC
///
ExtraFast
}
///
/// TODOC
///
#if !SPEECHSERVER
public
#else
internal
#endif
enum ProsodyVolume : int
{
///
/// TODOC
///
Default = -1,
///
/// TODOC
///
Silent = -2,
///
/// TODOC
///
ExtraSoft = -3,
///
/// TODOC
///
Soft = -4,
///
/// TODOC
///
Medium = -5,
///
/// TODOC
///
Loud = -6,
///
/// TODOC
///
ExtraLoud = -7
}
///
/// TODOC
///
#if !SPEECHSERVER
public
#else
internal
#endif
enum ProsodyUnit : int
{
///
/// TODOC
///
Default,
///
/// TODOC
///
Hz,
///
/// TODOC
///
Semitone
}
///
/// TODOC
///
#if !SPEECHSERVER
public
#else
internal
#endif
enum TtsEventId
{
///
/// TODOC
///
StartInputStream = 1,
///
/// TODOC
///
EndInputStream = 2,
///
/// TODOC
///
VoiceChange = 3, // lparam_is_token
///
/// TODOC
///
Bookmark = 4, // lparam_is_string
///
/// TODOC
///
WordBoundary = 5,
///
/// TODOC
///
Phoneme = 6,
///
/// TODOC
///
SentenceBoundary = 7,
///
/// TODOC
///
Viseme = 8,
///
/// TODOC
///
AudioLevel = 9, // wparam contains current output audio level
#if SPEECHSERVER || PROMPT_ENGINE
///
/// TODOC
///
Private = 15
#endif
}
///
/// TODOC
///
#if !SPEECHSERVER
public
#else
internal
#endif
enum EventParameterType
{
///
/// TODOC
///
Undefined = 0x0000,
///
/// TODOC
///
Token = 0x0001,
///
/// TODOC
///
Object = 0x0002,
///
/// TODOC
///
Pointer = 0x0003,
///
/// TODOC
///
String = 0x0004
}
///
/// TODOC
///
#if !SPEECHSERVER
public
#else
internal
#endif
enum SpeakOutputFormat
{
///
/// TODOC
///
WaveFormat = 0,
///
/// TODOC
///
Text = 1
}
///
/// TODOC
///
#if !SPEECHSERVER
public
#else
internal
#endif
enum ContourPointChangeType
{
///
/// TODOC
///
Hz = 0,
///
/// TODOC
///
Percentage = 1
}
#endregion
//*******************************************************************
//
// Internal Interface
//
//********************************************************************
#region Internal Interface
///
/// TODOC
///
[ComImport, Guid ("2D0FA0DB-AEA2-4AE2-9F8A-7AFC7794E56B"), InterfaceType (ComInterfaceType.InterfaceIsIUnknown)]
#if PROMPT_ENGINE
public interface ITtsEngineSsml
#else
internal interface ITtsEngineSsml
#endif
{
///
/// Queries the engine about a specific output format.
/// The engine should examine the requested output format,
/// and return the closest format that it supports.
///
/// Wave or Text
/// Expected format - null if no preferences
/// Closest wave format header
void GetOutputFormat (SpeakOutputFormat speakOutputFormat, IntPtr targetWaveFormat, out IntPtr waveHeader);
///
/// Add a lexicon to the engine collection of lexicons
///
/// A path or a Uri
/// media type
/// Engine site (ITtsEngineSite)
void AddLexicon (string location, string mediaType, IntPtr site);
///
/// Removes a lexicon to the engine collection of lexicons
///
/// A path or a Uri
/// Engine site (ITtsEngineSite)
void RemoveLexicon (string location, IntPtr site);
///
/// Renders the specified text fragments array in the
/// specified output format.
///
/// Text fragment with SSML
/// attributes information
/// Number of elements in fragment
/// Wave format header
/// Engine site (ITtsEngineSite)
void Speak (IntPtr fragments, int count, IntPtr waveHeader, IntPtr site);
}
///
/// TODOC
///
[StructLayout (LayoutKind.Sequential)]
internal struct TextFragmentInterop
{
internal FragmentStateInterop _state;
[MarshalAs (UnmanagedType.LPWStr)]
internal string _textToSpeak;
internal int _textOffset;
internal int _textLength;
internal static IntPtr FragmentToPtr (List textFragments, Collection memoryBlocks)
{
TextFragmentInterop fragInterop = new TextFragmentInterop ();
int len = textFragments.Count;
int sizeOfFrag = Marshal.SizeOf (fragInterop);
IntPtr ret = Marshal.AllocCoTaskMem (sizeOfFrag * len);
memoryBlocks.Add (ret);
for (int i = 0; i < len; i++)
{
fragInterop._state.FragmentStateToPtr (textFragments [i].State, memoryBlocks);
fragInterop._textToSpeak = textFragments [i].TextToSpeak;
fragInterop._textOffset = textFragments [i].TextOffset;
fragInterop._textLength = textFragments [i].TextLength;
Marshal.StructureToPtr (fragInterop, (IntPtr) ((ulong) ret + (ulong) (i * sizeOfFrag)), false);
}
return ret;
}
}
///
/// TODOC
///
internal struct FragmentStateInterop
{
internal TtsEngineAction _action;
internal int _langId;
internal int _emphasis;
internal int _duration;
internal IntPtr _sayAs;
internal IntPtr _prosody;
internal IntPtr _phoneme;
internal void FragmentStateToPtr (FragmentState state, Collection memoryBlocks)
{
_action = state.Action;
_langId = state.LangId;
_emphasis = state.Emphasis;
_duration = state.Duration;
if (state.SayAs != null)
{
_sayAs = Marshal.AllocCoTaskMem (Marshal.SizeOf (state.SayAs));
memoryBlocks.Add (_sayAs);
Marshal.StructureToPtr (state.SayAs, _sayAs, false);
}
else
{
_sayAs = IntPtr.Zero;
}
if (state.Phoneme != null)
{
short [] phonemes = new short [state.Phoneme.Length + 1];
for (uint i = 0; i < state.Phoneme.Length; i++)
{
phonemes [i] = unchecked ((short) state.Phoneme [i]);
}
phonemes [state.Phoneme.Length] = 0;
int sizeOfShort = Marshal.SizeOf (phonemes [0]);
_phoneme = Marshal.AllocCoTaskMem (sizeOfShort * phonemes.Length);
memoryBlocks.Add (_phoneme);
for (uint i = 0; i < phonemes.Length; i++)
{
Marshal.Copy (phonemes, 0, _phoneme, phonemes.Length);
}
}
else
{
_phoneme = IntPtr.Zero;
}
_prosody = ProsodyInterop.ProsodyToPtr (state.Prosody, memoryBlocks);
}
}
///
/// TODOC
///
[StructLayout (LayoutKind.Sequential)]
internal struct ProsodyInterop
{
internal ProsodyNumber _pitch;
internal ProsodyNumber _range;
internal ProsodyNumber _rate; // can be casted to a Prosody Rate
internal int _duration;
internal ProsodyNumber _volume;
internal IntPtr _contourPoints;
internal static IntPtr ProsodyToPtr (Prosody prosody, Collection memoryBlocks)
{
if (prosody == null)
{
return IntPtr.Zero;
}
ProsodyInterop prosodyInterop = new ProsodyInterop ();
prosodyInterop._pitch = prosody.Pitch;
prosodyInterop._range = prosody.Range;
prosodyInterop._rate = prosody.Rate;
prosodyInterop._duration = prosody.Duration;
prosodyInterop._volume = prosody.Volume;
ContourPoint [] points = prosody.GetContourPoints ();
if (points != null)
{
int sizeOfPoint = Marshal.SizeOf (points [0]);
prosodyInterop._contourPoints = Marshal.AllocCoTaskMem (points.Length * sizeOfPoint);
memoryBlocks.Add (prosodyInterop._contourPoints);
for (uint i = 0; i < points.Length; i++)
{
Marshal.StructureToPtr (points [i], (IntPtr) ((ulong) prosodyInterop._contourPoints + (ulong) sizeOfPoint * i), false);
}
}
else
{
prosodyInterop._contourPoints = IntPtr.Zero;
}
IntPtr ret = Marshal.AllocCoTaskMem (Marshal.SizeOf (prosodyInterop));
memoryBlocks.Add (ret);
Marshal.StructureToPtr (prosodyInterop, ret, false);
return ret;
}
}
#endregion
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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- EventLogPermissionEntryCollection.cs
- AncillaryOps.cs
- CodeAssignStatement.cs
- WindowsTooltip.cs
- QilNode.cs
- ConstraintStruct.cs
- DataGridAutoFormatDialog.cs
- HierarchicalDataTemplate.cs
- NullableIntSumAggregationOperator.cs
- PointCollection.cs
- CompensationParticipant.cs
- GeometryDrawing.cs
- Canonicalizers.cs
- Hyperlink.cs
- MiniAssembly.cs
- XamlSerializerUtil.cs
- Button.cs
- CompiledRegexRunner.cs
- UnsafeMethods.cs
- BaseDataBoundControl.cs
- DependencyPropertyKey.cs
- wgx_render.cs
- DataGridViewButtonColumn.cs
- DataReaderContainer.cs
- FormClosingEvent.cs
- NumericExpr.cs
- XPathQilFactory.cs
- InstanceDataCollection.cs
- AuthorizationSection.cs
- EncodingNLS.cs
- CodeAttributeArgument.cs
- CommandField.cs
- ListBox.cs
- Timer.cs
- TextWriterTraceListener.cs
- ProfilePropertySettings.cs
- DynamicExpression.cs
- StylusPointPropertyUnit.cs
- DocobjHost.cs
- SharedDp.cs
- TableLayoutCellPaintEventArgs.cs
- RoutedPropertyChangedEventArgs.cs
- SspiSecurityTokenParameters.cs
- ResourceAssociationTypeEnd.cs
- PersonalizationStateQuery.cs
- AtomEntry.cs
- SendingRequestEventArgs.cs
- GreenMethods.cs
- DefaultCommandConverter.cs
- MimeTypeMapper.cs
- Byte.cs
- MergablePropertyAttribute.cs
- FrameAutomationPeer.cs
- XmlMemberMapping.cs
- CreateWorkflowOwnerCommand.cs
- ServiceProviders.cs
- CommonDialog.cs
- HtmlInputImage.cs
- CodeExporter.cs
- Point3DAnimationUsingKeyFrames.cs
- SqlWebEventProvider.cs
- XamlRtfConverter.cs
- WebResourceAttribute.cs
- TreeChangeInfo.cs
- TextRangeSerialization.cs
- ColumnResizeAdorner.cs
- PropertyGridEditorPart.cs
- SwitchAttribute.cs
- MdiWindowListStrip.cs
- CustomAttributeBuilder.cs
- Identifier.cs
- _HeaderInfo.cs
- HttpListenerException.cs
- XmlAttributeOverrides.cs
- HopperCache.cs
- ConvertEvent.cs
- OpenTypeLayout.cs
- AppDomainUnloadedException.cs
- FontConverter.cs
- NGCSerializerAsync.cs
- ExpressionNode.cs
- CodeTypeParameter.cs
- MonitorWrapper.cs
- FileLoadException.cs
- StatusBarDrawItemEvent.cs
- SiteMapDataSourceView.cs
- ObjectListCommand.cs
- ConfigurationException.cs
- mactripleDES.cs
- DataGridViewColumnTypeEditor.cs
- ListMarkerLine.cs
- OLEDB_Util.cs
- EntryWrittenEventArgs.cs
- PersistenceProvider.cs
- MouseActionConverter.cs
- DbException.cs
- StylusButton.cs
- HttpResponse.cs
- TextModifier.cs
- ConfigurationException.cs