/// <summary>
/// Produces the SAPI "RATE" tag
/// </summary>
private static int SapiRate(ProsodyNumber rate)
{
// Okay, we have a RATE element, but what do we set the rate to?
// Rate varies on a scale from -10 to 10 for us.
// There isn't a defined mapping between Words per Minute and rate.
// For percentage changes, we will require that -10 maps to one third the default rate,
// and +10 to three times the default, on a log scale.
// But for absolute or relative (not percent) we can't support this without a defined base-line rate
// We could get away with 180 for this in English, but very variable across languages.
int sapiRate = 0;
if (rate.SsmlAttributeId != ProsodyNumber.AbsoluteNumber)
{
switch ((ProsodyRate)rate.SsmlAttributeId)
{
case ProsodyRate.ExtraSlow:
sapiRate = -9;
break;
case ProsodyRate.Slow:
sapiRate = -4;
break;
case ProsodyRate.Fast:
sapiRate = 4;
break;
case ProsodyRate.ExtraFast:
sapiRate = 9;
break;
}
// add the relative information
sapiRate = (int)((rate.IsNumberPercent ? ScaleNumber(rate.Number, sapiRate, 10) : sapiRate) + 0.5);
}
else
{
sapiRate = ScaleNumber(rate.Number, 0, 10);
}
// Check the range.
if (sapiRate > 10)
{
sapiRate = 10;
}
if (sapiRate < -10)
{
sapiRate = -10;
}
return(sapiRate);
}
private static int SapiVolume(ProsodyNumber volume)
{
int sapiVolume = 100;
if (volume.SsmlAttributeId != ProsodyNumber.AbsoluteNumber)
{
switch ((ProsodyVolume)volume.SsmlAttributeId)
{
case ProsodyVolume.ExtraLoud:
sapiVolume = 100;
break;
case ProsodyVolume.Loud:
sapiVolume = 80;
break;
case ProsodyVolume.Medium:
sapiVolume = 60;
break;
case ProsodyVolume.Soft:
sapiVolume = 40;
break;
case ProsodyVolume.ExtraSoft:
sapiVolume = 20;
break;
case ProsodyVolume.Silent:
sapiVolume = 0;
break;
}
// add the relative information
sapiVolume = (int)((volume.IsNumberPercent ? sapiVolume * volume.Number : volume.Number) + 0.5);
}
else
{
sapiVolume = (int)(volume.Number + 0.5);
}
// Check the range.
if (sapiVolume > 100)
{
sapiVolume = 100;
}
if (sapiVolume < 0)
{
sapiVolume = 0;
}
return(sapiVolume);
}
private static int SapiVolume(ProsodyNumber volume)
{
int num = 100;
if (volume.SsmlAttributeId != int.MaxValue)
{
switch (volume.SsmlAttributeId)
{
case -7:
num = 100;
break;
case -6:
num = 80;
break;
case -5:
num = 60;
break;
case -4:
num = 40;
break;
case -3:
num = 20;
break;
case -2:
num = 0;
break;
}
num = (int)((double)(volume.IsNumberPercent ? ((float)num * volume.Number) : volume.Number) + 0.5);
}
else
{
num = (int)((double)volume.Number + 0.5);
}
if (num > 100)
{
num = 100;
}
if (num < 0)
{
num = 0;
}
return(num);
}
private static int SapiRate(ProsodyNumber rate)
{
int num = 0;
if (rate.SsmlAttributeId != int.MaxValue)
{
switch (rate.SsmlAttributeId)
{
case 1:
num = -9;
break;
case 2:
num = -4;
break;
case 4:
num = 4;
break;
case 5:
num = 9;
break;
}
num = (int)((double)(rate.IsNumberPercent ? ScaleNumber(rate.Number, num, 10) : num) + 0.5);
}
else
{
num = ScaleNumber(rate.Number, 0, 10);
}
if (num > 10)
{
num = 10;
}
if (num < -10)
{
num = -10;
}
return(num);
}
private static int SapiPitch(ProsodyNumber pitch)
{
int sapiPitch = 0;
if (pitch.SsmlAttributeId != ProsodyNumber.AbsoluteNumber)
{
switch ((ProsodyPitch)pitch.SsmlAttributeId)
{
case ProsodyPitch.ExtraHigh:
sapiPitch = 9;
break;
case ProsodyPitch.High:
sapiPitch = 4;
break;
case ProsodyPitch.Low:
sapiPitch = -4;
break;
case ProsodyPitch.ExtraLow:
sapiPitch = -9;
break;
}
// add the relative information
sapiPitch = (int)((pitch.IsNumberPercent ? sapiPitch * pitch.Number : pitch.Number) + 0.5);
}
// Check the range.
if (sapiPitch > 10)
{
sapiPitch = 10;
}
if (sapiPitch < -10)
{
sapiPitch = -10;
}
return(sapiPitch);
}
private static int SapiPitch(ProsodyNumber pitch)
{
int num = 0;
if (pitch.SsmlAttributeId != int.MaxValue)
{
switch (pitch.SsmlAttributeId)
{
case 5:
num = 9;
break;
case 4:
num = 4;
break;
case 2:
num = -4;
break;
case 1:
num = -9;
break;
}
num = (int)((double)(pitch.IsNumberPercent ? ((float)num * pitch.Number) : pitch.Number) + 0.5);
}
if (num > 10)
{
num = 10;
}
if (num < -10)
{
num = -10;
}
return(num);
}