/// <summary>
/// フォーマット設定から、
/// Setup()に設定されうるビットフォーマットの候補の数を数えて戻す。
/// </summary>
/// <returns>Setup()に設定されうるビットフォーマットの候補の数</returns>
static public int GetSetupSampleFormatCandidateNum(
WasapiSharedOrExclusiveType sharedOrExclusive,
BitsPerSampleFixType bitsPerSampleFixType,
int validBitsPerSample,
PcmDataLib.PcmData.ValueRepresentationType vrt)
{
if (bitsPerSampleFixType != BitsPerSampleFixType.AutoSelect ||
sharedOrExclusive == WasapiSharedOrExclusiveType.Shared)
{
// 共有モードの場合 1通り
// 排他モードで自動選択以外の選択肢の場合 1通り
return(1);
}
// 排他モードのAutoSelect
switch (validBitsPerSample)
{
case 16:
return(mTryFormat16.Length);
case 24:
default:
return(mTryFormat24.Length);
case 32:
return(mTryFormat32.Length);
}
}
public bool CompatibleTo(
int samplingRate,
WasapiCS.SampleFormatType fmt,
int numChannels,
int latencyMillisec,
int zeroFlushMillisec,
WasapiDataFeedModeType dfm,
WasapiSharedOrExclusiveType shareMode,
RenderThreadTaskType threadTaskType,
int resamplerConversionQuality,
WasapiCS.StreamType streamType,
WasapiCS.MMThreadPriorityType threadPriority)
{
return(this.setuped &&
this.samplingRate == samplingRate &&
SampleFormatIsCompatible(this.sampleFormat, fmt) &&
this.NumChannels == numChannels &&
this.latencyMillisec == latencyMillisec &&
this.ZeroFlushMillisec == zeroFlushMillisec &&
this.dfm == dfm &&
this.shareMode == shareMode &&
this.threadTaskType == threadTaskType &&
this.ResamplerConversionQuality == resamplerConversionQuality &&
this.StreamType == streamType &&
this.ThreadPriority == threadPriority);
}
public void Set(int samplingRate,
WasapiCS.SampleFormatType fmt,
int numChannels,
int latencyMillisec,
int zeroFlushMillisec,
WasapiDataFeedModeType dfm,
WasapiSharedOrExclusiveType shareMode,
RenderThreadTaskType threadTaskType,
int resamplerConversionQuality,
WasapiCS.StreamType streamType,
WasapiCS.MMThreadPriorityType threadPriority)
{
this.setuped = true;
this.samplingRate = samplingRate;
this.sampleFormat = fmt;
this.NumChannels = numChannels;
this.latencyMillisec = latencyMillisec;
this.zeroFlushMillisec = zeroFlushMillisec;
this.dfm = dfm;
this.shareMode = shareMode;
this.threadTaskType = threadTaskType;
this.ResamplerConversionQuality = resamplerConversionQuality;
this.StreamType = streamType;
this.ThreadPriority = threadPriority;
}
public void Set(int samplingRate,
WasapiCS.SampleFormatType fmt,
int numChannels,
int latencyMillisec,
int zeroFlushMillisec,
WasapiDataFeedModeType dfm,
WasapiSharedOrExclusiveType shareMode,
RenderThreadTaskType threadTaskType,
int resamplerConversionQuality,
WasapiCS.StreamType streamType,
WasapiCS.MMThreadPriorityType threadPriority)
{
this.setuped = true;
this.samplingRate = samplingRate;
this.sampleFormat = fmt;
this.NumChannels = numChannels;
this.latencyMillisec = latencyMillisec;
this.zeroFlushMillisec = zeroFlushMillisec;
this.dfm = dfm;
this.shareMode = shareMode;
this.threadTaskType = threadTaskType;
this.ResamplerConversionQuality = resamplerConversionQuality;
this.StreamType = streamType;
this.ThreadPriority = threadPriority;
}
public bool Is(
int samplingRate,
WasapiCS.SampleFormatType fmt,
int numChannels,
int latencyMillisec,
int zeroFlushMillisec,
WasapiDataFeedModeType dfm,
WasapiSharedOrExclusiveType shareMode,
RenderThreadTaskType threadTaskType,
int resamplerConversionQuality,
WasapiCS.StreamType streamType,
WasapiCS.MMThreadPriorityType threadPriority)
{
return (this.setuped
&& this.samplingRate == samplingRate
&& this.sampleFormat == fmt
&& this.NumChannels == numChannels
&& this.latencyMillisec == latencyMillisec
&& this.zeroFlushMillisec == zeroFlushMillisec
&& this.dfm == dfm
&& this.shareMode == shareMode
&& this.threadTaskType == threadTaskType
&& this.ResamplerConversionQuality == resamplerConversionQuality
&& this.StreamType == streamType
&& this.ThreadPriority == threadPriority);
}
/// <summary>
/// PcmDataの形式と、(共有・排他)、フォーマット固定設定から、
/// デバイスに設定されるビットフォーマットを取得。
///
/// これは、内容的にテーブルなので、テーブルにまとめたほうが良い。
/// </summary>
/// <returns>デバイスに設定されるビットフォーマット</returns>
static public SampleFormatInfo CreateSetupSampleFormat(
WasapiSharedOrExclusiveType sharedOrExclusive,
BitsPerSampleFixType bitsPerSampleFixType,
int bitsPerSample,
int validBitsPerSample,
PcmDataLib.PcmData.ValueRepresentationType vrt,
int candidateId)
{
SampleFormatInfo sf = new SampleFormatInfo();
if (sharedOrExclusive == WasapiSharedOrExclusiveType.Shared)
{
// 共有モード
sf.bitsPerSample = bitsPerSample;
sf.validBitsPerSample = validBitsPerSample;
sf.bitFormatType = SampleFormatInfo.VrtToBft(vrt);
return(sf);
}
// 排他モード
switch (bitsPerSampleFixType)
{
case BitsPerSampleFixType.Sint16:
sf.bitFormatType = WasapiCS.BitFormatType.SInt;
sf.bitsPerSample = 16;
sf.validBitsPerSample = 16;
break;
case BitsPerSampleFixType.Sint24:
sf.bitFormatType = WasapiCS.BitFormatType.SInt;
sf.bitsPerSample = 24;
sf.validBitsPerSample = 24;
break;
case BitsPerSampleFixType.Sint32:
sf.bitFormatType = WasapiCS.BitFormatType.SInt;
sf.bitsPerSample = 32;
sf.validBitsPerSample = 32;
break;
case BitsPerSampleFixType.Sint32V24:
sf.bitFormatType = WasapiCS.BitFormatType.SInt;
sf.bitsPerSample = 32;
sf.validBitsPerSample = 24;
break;
case BitsPerSampleFixType.Sfloat32:
sf.bitFormatType = WasapiCS.BitFormatType.SFloat;
sf.bitsPerSample = 32;
sf.validBitsPerSample = 32;
break;
case BitsPerSampleFixType.AutoSelect:
WasapiCS.SampleFormatType sampleFormat = WasapiCS.SampleFormatType.Sint16;
switch (validBitsPerSample)
{
case 16:
sampleFormat = mTryFormat16[candidateId];
break;
case 24:
default: /* ? */
sampleFormat = mTryFormat24[candidateId];
break;
case 32:
sampleFormat = mTryFormat32[candidateId];
break;
}
sf.bitFormatType = WasapiCS.BitFormatType.SInt;
sf.bitsPerSample = WasapiCS.SampleFormatTypeToUseBitsPerSample(sampleFormat);
sf.validBitsPerSample = WasapiCS.SampleFormatTypeToValidBitsPerSample(sampleFormat);
break;
default:
System.Diagnostics.Debug.Assert(false);
break;
}
return(sf);
}
/// <summary>
/// PcmDataの形式と、(共有・排他)、フォーマット固定設定から、
/// デバイスに設定されるビットフォーマットを取得。
///
/// これは、内容的にテーブルなので、テーブルにまとめたほうが良い。
/// </summary>
/// <returns>デバイスに設定されるビットフォーマット</returns>
public static SampleFormatInfo CreateSetupSampleFormat(
WasapiSharedOrExclusiveType sharedOrExclusive,
BitsPerSampleFixType bitsPerSampleFixType,
int bitsPerSample,
int validBitsPerSample,
PcmDataLib.PcmData.ValueRepresentationType vrt,
int candidateId)
{
SampleFormatInfo sf = new SampleFormatInfo();
if (sharedOrExclusive == WasapiSharedOrExclusiveType.Shared) {
// 共有モード
sf.bitsPerSample = bitsPerSample;
sf.validBitsPerSample = validBitsPerSample;
sf.bitFormatType = SampleFormatInfo.VrtToBft(vrt);
return sf;
}
// 排他モード
switch (bitsPerSampleFixType) {
case BitsPerSampleFixType.Sint16:
sf.bitFormatType = WasapiCS.BitFormatType.SInt;
sf.bitsPerSample = 16;
sf.validBitsPerSample = 16;
break;
case BitsPerSampleFixType.Sint24:
sf.bitFormatType = WasapiCS.BitFormatType.SInt;
sf.bitsPerSample = 24;
sf.validBitsPerSample = 24;
break;
case BitsPerSampleFixType.Sint32:
sf.bitFormatType = WasapiCS.BitFormatType.SInt;
sf.bitsPerSample = 32;
sf.validBitsPerSample = 32;
break;
case BitsPerSampleFixType.Sint32V24:
sf.bitFormatType = WasapiCS.BitFormatType.SInt;
sf.bitsPerSample = 32;
sf.validBitsPerSample = 24;
break;
case BitsPerSampleFixType.Sfloat32:
sf.bitFormatType = WasapiCS.BitFormatType.SFloat;
sf.bitsPerSample = 32;
sf.validBitsPerSample = 32;
break;
case BitsPerSampleFixType.AutoSelect:
WasapiCS.SampleFormatType sampleFormat = WasapiCS.SampleFormatType.Sint16;
switch (validBitsPerSample) {
case 16:
sampleFormat = mTryFormat16[candidateId];
break;
case 24:
default: /* ? */
sampleFormat = mTryFormat24[candidateId];
break;
case 32:
sampleFormat = mTryFormat32[candidateId];
break;
}
sf.bitFormatType = WasapiCS.BitFormatType.SInt;
sf.bitsPerSample = WasapiCS.SampleFormatTypeToUseBitsPerSample(sampleFormat);
sf.validBitsPerSample = WasapiCS.SampleFormatTypeToValidBitsPerSample(sampleFormat);
break;
default:
System.Diagnostics.Debug.Assert(false);
break;
}
return sf;
}
/// <summary>
/// フォーマット設定から、
/// Setup()に設定されうるビットフォーマットの候補の数を数えて戻す。
/// </summary>
/// <returns>Setup()に設定されうるビットフォーマットの候補の数</returns>
public static int GetSetupSampleFormatCandidateNum(
WasapiSharedOrExclusiveType sharedOrExclusive,
BitsPerSampleFixType bitsPerSampleFixType,
int validBitsPerSample,
PcmDataLib.PcmData.ValueRepresentationType vrt)
{
if (bitsPerSampleFixType != BitsPerSampleFixType.AutoSelect ||
sharedOrExclusive == WasapiSharedOrExclusiveType.Shared) {
// 共有モードの場合 1通り
// 排他モードで自動選択以外の選択肢の場合 1通り
return 1;
}
// 排他モードのAutoSelect
switch (validBitsPerSample) {
case 16:
return mTryFormat16.Length;
case 24:
default:
return mTryFormat24.Length;
case 32:
return mTryFormat32.Length;
}
}
