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Regenerate and reapply WASAPI loopback patch

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This commit is contained in:
Leland Lucius 2016-03-08 02:00:05 -06:00
parent 2ab02e084e
commit 6056618220
3 changed files with 175 additions and 27 deletions
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10
lib-src/portaudio-v19/include/pa_win_wasapi.h
View File

@ -319,6 +319,16 @@ int PaWasapi_GetDeviceDefaultFormat( void *pFormat, unsigned int nFormatSize, Pa
int/*PaWasapiDeviceRole*/ PaWasapi_GetDeviceRole( PaDeviceIndex nDevice );
/** Returns device loopback indicator.
@param nDevice device index.
@return 0 = Not loopback, 1 = loopback, < 0 = PaErrorCode
if PortAudio is not initialized or an error is encountered.
*/
int PaWasapi_IsLoopback( PaDeviceIndex nDevice );
/** Boost thread priority of calling thread (MMCSS). Use it for Blocking Interface only for thread
which makes calls to Pa_WriteStream/Pa_ReadStream.

91
lib-src/portaudio-v19/src/hostapi/wasapi/pa_win_wasapi.c
View File

@ -375,6 +375,9 @@ typedef struct PaWasapiDeviceInfo
// Formfactor
EndpointFormFactor formFactor;
// Loopback indicator
int loopBack;
}
PaWasapiDeviceInfo;
@ -1179,6 +1182,8 @@ PaError PaWasapi_Initialize( PaUtilHostApiRepresentation **hostApi, PaHostApiInd
HRESULT hr = S_OK;
IMMDeviceCollection* pEndPoints = NULL;
UINT i;
UINT renderCount;
UINT devIndex;
if (!SetupAVRT())
{
@ -1275,6 +1280,19 @@ PaError PaWasapi_Initialize( PaUtilHostApiRepresentation **hostApi, PaHostApiInd
}
}
hr = IMMDeviceEnumerator_EnumAudioEndpoints(paWasapi->enumerator, eRender, DEVICE_STATE_ACTIVE, &pEndPoints);
// We need to set the result to a value otherwise we will return paNoError
// [IF_FAILED_JUMP(hResult, error);]
IF_FAILED_INTERNAL_ERROR_JUMP(hr, result, error);
hr = IMMDeviceCollection_GetCount(pEndPoints, &renderCount);
// We need to set the result to a value otherwise we will return paNoError
// [IF_FAILED_JUMP(hResult, error);]
IF_FAILED_INTERNAL_ERROR_JUMP(hr, result, error);
SAFE_RELEASE(pEndPoints);
pEndPoints = NULL;
hr = IMMDeviceEnumerator_EnumAudioEndpoints(paWasapi->enumerator, eAll, DEVICE_STATE_ACTIVE, &pEndPoints);
// We need to set the result to a value otherwise we will return paNoError
// [IF_FAILED_JUMP(hResult, error);]
@ -1285,6 +1303,8 @@ PaError PaWasapi_Initialize( PaUtilHostApiRepresentation **hostApi, PaHostApiInd
// [IF_FAILED_JUMP(hResult, error);]
IF_FAILED_INTERNAL_ERROR_JUMP(hr, result, error);
paWasapi->deviceCount += renderCount;
paWasapi->devInfo = (PaWasapiDeviceInfo *)PaUtil_AllocateMemory(sizeof(PaWasapiDeviceInfo) * paWasapi->deviceCount);
if (paWasapi->devInfo == NULL)
{
@ -1313,7 +1333,7 @@ PaError PaWasapi_Initialize( PaUtilHostApiRepresentation **hostApi, PaHostApiInd
goto error;
}
for (i = 0; i < paWasapi->deviceCount; ++i)
for (devIndex = 0, i = 0; i < paWasapi->deviceCount; ++i, ++devIndex)
{
DWORD state = 0;
PaDeviceInfo *deviceInfo = &deviceInfoArray[i];
@ -1323,7 +1343,7 @@ PaError PaWasapi_Initialize( PaUtilHostApiRepresentation **hostApi, PaHostApiInd
PA_DEBUG(("WASAPI: device idx: %02d\n", i));
PA_DEBUG(("WASAPI: ---------------\n"));
hr = IMMDeviceCollection_Item(pEndPoints, i, &paWasapi->devInfo[i].device);
hr = IMMDeviceCollection_Item(pEndPoints, devIndex, &paWasapi->devInfo[i].device);
// We need to set the result to a value otherwise we will return paNoError
// [IF_FAILED_JUMP(hResult, error);]
IF_FAILED_INTERNAL_ERROR_JUMP(hr, result, error);
@ -1513,6 +1533,43 @@ PaError PaWasapi_Initialize( PaUtilHostApiRepresentation **hostApi, PaHostApiInd
(*hostApi)->deviceInfos[i] = deviceInfo;
++(*hostApi)->info.deviceCount;
if (paWasapi->devInfo[i].flow == eRender)
{
char *deviceName;
UINT deviceNameLen;
memcpy(&deviceInfoArray[i + 1], deviceInfo, sizeof(*deviceInfo));
memcpy(&paWasapi->devInfo[i + 1], &paWasapi->devInfo[i], sizeof(*paWasapi->devInfo));
i++;
paWasapi->devInfo[i].loopBack = 1;
deviceInfo = &deviceInfoArray[i];
deviceInfo->maxInputChannels = deviceInfo->maxOutputChannels;
deviceInfo->defaultHighInputLatency = deviceInfo->defaultHighOutputLatency;
deviceInfo->defaultLowInputLatency = deviceInfo->defaultLowOutputLatency;
deviceInfo->maxOutputChannels = 0;
deviceInfo->defaultHighOutputLatency = 0;
deviceInfo->defaultLowOutputLatency = 0;
PA_DEBUG(("WASAPI:%d| def.SR[%d] max.CH[%d] latency{hi[%f] lo[%f]}\n", i, (UINT32)deviceInfo->defaultSampleRate,
deviceInfo->maxInputChannels, (float)deviceInfo->defaultHighInputLatency, (float)deviceInfo->defaultLowInputLatency));
IMMDevice_AddRef(paWasapi->devInfo[i].device);
deviceName = (char *)PaUtil_GroupAllocateMemory(paWasapi->allocations, MAX_STR_LEN + 1);
if (deviceName == NULL)
{
result = paInsufficientMemory;
goto error;
}
_snprintf(deviceName, MAX_STR_LEN-1, "%s (loopback)", deviceInfo->name);
deviceInfo->name = deviceName;
(*hostApi)->deviceInfos[i] = deviceInfo;
++(*hostApi)->info.deviceCount;
}
}
}
@ -1690,6 +1747,29 @@ const wchar_t *PaWasapi_GetOutputDeviceID( PaStream* s )
return NULL;
}
// ------------------------------------------------------------------------------------------
int PaWasapi_IsLoopback( PaDeviceIndex nDevice )
{
PaError ret;
PaDeviceIndex index;
// Get API
PaWasapiHostApiRepresentation *paWasapi = _GetHostApi(&ret);
if (paWasapi == NULL)
return paNotInitialized;
// Get device index
ret = PaUtil_DeviceIndexToHostApiDeviceIndex(&index, nDevice, &paWasapi->inheritedHostApiRep);
if (ret != paNoError)
return ret;
// Validate index
if ((UINT32)index >= paWasapi->deviceCount)
return paInvalidDevice;
return paWasapi->devInfo[ index ].loopBack;
}
// ------------------------------------------------------------------------------------------
PaError PaWasapi_GetFramesPerHostBuffer( PaStream *pStream, unsigned int *nInput, unsigned int *nOutput )
{
@ -2336,7 +2416,7 @@ static HRESULT CreateAudioClient(PaWasapiStream *pStream, PaWasapiSubStream *pSu
}*/
// select mixer
pSub->monoMixer = _GetMonoToStereoMixer(WaveToPaFormat(&pSub->wavex), (pInfo->flow == eRender ? MIX_DIR__1TO2 : MIX_DIR__2TO1_L));
pSub->monoMixer = _GetMonoToStereoMixer(WaveToPaFormat(&pSub->wavex), (output ? MIX_DIR__1TO2 : MIX_DIR__2TO1_L));
if (pSub->monoMixer == NULL)
{
(*pa_error) = paInvalidChannelCount;
@ -2621,7 +2701,7 @@ static HRESULT CreateAudioClient(PaWasapiStream *pStream, PaWasapiSubStream *pSu
}*/
// Select mixer
pSub->monoMixer = _GetMonoToStereoMixer(WaveToPaFormat(&pSub->wavex), (pInfo->flow == eRender ? MIX_DIR__1TO2 : MIX_DIR__2TO1_L));
pSub->monoMixer = _GetMonoToStereoMixer(WaveToPaFormat(&pSub->wavex), (output ? MIX_DIR__1TO2 : MIX_DIR__2TO1_L));
if (pSub->monoMixer == NULL)
{
(*pa_error) = paInvalidChannelCount;
@ -2941,6 +3021,9 @@ static PaError OpenStream( struct PaUtilHostApiRepresentation *hostApi,
if (fullDuplex)
stream->in.streamFlags = 0; // polling interface is implemented for full-duplex mode also
if (info->flow == eRender)
stream->in.streamFlags |= AUDCLNT_STREAMFLAGS_LOOPBACK;
// Fill parameters for Audio Client creation
stream->in.params.device_info = info;
stream->in.params.stream_params = (*inputParameters);

101
lib-src/portaudio-v19/wasapi-loopback.patch
View File

@ -1,7 +1,39 @@
diff -wruN portaudio/src/hostapi/wasapi/pa_win_wasapi.c portaudio-v19/src/hostapi/wasapi/pa_win_wasapi.c
--- portaudio/src/hostapi/wasapi/pa_win_wasapi.c 2012-06-29 06:44:12.000000000 -0500
+++ portaudio-v19/src/hostapi/wasapi/pa_win_wasapi.c 2012-12-31 14:46:16.533923600 -0600
@@ -1052,6 +1055,8 @@
diff --git a/lib-src/portaudio-v19/include/pa_win_wasapi.h b/lib-src/portaudio-v19/include/pa_win_wasapi.h
index 1087157..e52d0a7 100644
--- a/lib-src/portaudio-v19/include/pa_win_wasapi.h
+++ b/lib-src/portaudio-v19/include/pa_win_wasapi.h
@@ -319,6 +319,16 @@ int PaWasapi_GetDeviceDefaultFormat( void *pFormat, unsigned int nFormatSize, Pa
int/*PaWasapiDeviceRole*/ PaWasapi_GetDeviceRole( PaDeviceIndex nDevice );
+/** Returns device loopback indicator.
+
+ @param nDevice device index.
+
+ @return 0 = Not loopback, 1 = loopback, < 0 = PaErrorCode
+ if PortAudio is not initialized or an error is encountered.
+*/
+int PaWasapi_IsLoopback( PaDeviceIndex nDevice );
+
+
/** Boost thread priority of calling thread (MMCSS). Use it for Blocking Interface only for thread
which makes calls to Pa_WriteStream/Pa_ReadStream.
diff --git a/lib-src/portaudio-v19/src/hostapi/wasapi/pa_win_wasapi.c b/lib-src/portaudio-v19/src/hostapi/wasapi/pa_win_wasapi.c
index 0026033..2e9dca8 100644
--- a/lib-src/portaudio-v19/src/hostapi/wasapi/pa_win_wasapi.c
+++ b/lib-src/portaudio-v19/src/hostapi/wasapi/pa_win_wasapi.c
@@ -375,6 +375,9 @@ typedef struct PaWasapiDeviceInfo
// Formfactor
EndpointFormFactor formFactor;
+
+ // Loopback indicator
+ int loopBack;
}
PaWasapiDeviceInfo;
@@ -1179,6 +1182,8 @@ PaError PaWasapi_Initialize( PaUtilHostApiRepresentation **hostApi, PaHostApiInd
HRESULT hr = S_OK;
IMMDeviceCollection* pEndPoints = NULL;
UINT i;
@ -10,7 +42,7 @@ diff -wruN portaudio/src/hostapi/wasapi/pa_win_wasapi.c portaudio-v19/src/hostap
if (!SetupAVRT())
{
@@ -1148,6 +1153,19 @@
@@ -1275,6 +1280,19 @@ PaError PaWasapi_Initialize( PaUtilHostApiRepresentation **hostApi, PaHostApiInd
}
}
@ -30,16 +62,16 @@ diff -wruN portaudio/src/hostapi/wasapi/pa_win_wasapi.c portaudio-v19/src/hostap
hr = IMMDeviceEnumerator_EnumAudioEndpoints(paWasapi->enumerator, eAll, DEVICE_STATE_ACTIVE, &pEndPoints);
// We need to set the result to a value otherwise we will return paNoError
// [IF_FAILED_JUMP(hResult, error);]
@@ -1158,6 +1176,8 @@
@@ -1285,6 +1303,8 @@ PaError PaWasapi_Initialize( PaUtilHostApiRepresentation **hostApi, PaHostApiInd
// [IF_FAILED_JUMP(hResult, error);]
IF_FAILED_INTERNAL_ERROR_JUMP(hr, result, error);
+ paWasapi->deviceCount += renderCount;
+
paWasapi->devInfo = (PaWasapiDeviceInfo *)PaUtil_AllocateMemory(sizeof(PaWasapiDeviceInfo) * paWasapi->deviceCount);
for (i = 0; i < paWasapi->deviceCount; ++i)
memset(&paWasapi->devInfo[i], 0, sizeof(PaWasapiDeviceInfo));
@@ -1181,7 +1201,7 @@
if (paWasapi->devInfo == NULL)
{
@@ -1313,7 +1333,7 @@ PaError PaWasapi_Initialize( PaUtilHostApiRepresentation **hostApi, PaHostApiInd
goto error;
}
@ -48,7 +80,7 @@ diff -wruN portaudio/src/hostapi/wasapi/pa_win_wasapi.c portaudio-v19/src/hostap
{
DWORD state = 0;
PaDeviceInfo *deviceInfo = &deviceInfoArray[i];
@@ -1191,7 +1211,7 @@
@@ -1323,7 +1343,7 @@ PaError PaWasapi_Initialize( PaUtilHostApiRepresentation **hostApi, PaHostApiInd
PA_DEBUG(("WASAPI: device idx: %02d\n", i));
PA_DEBUG(("WASAPI: ---------------\n"));
@ -57,7 +89,7 @@ diff -wruN portaudio/src/hostapi/wasapi/pa_win_wasapi.c portaudio-v19/src/hostap
// We need to set the result to a value otherwise we will return paNoError
// [IF_FAILED_JUMP(hResult, error);]
IF_FAILED_INTERNAL_ERROR_JUMP(hr, result, error);
@@ -1373,6 +1393,41 @@
@@ -1513,6 +1533,43 @@ PaError PaWasapi_Initialize( PaUtilHostApiRepresentation **hostApi, PaHostApiInd
(*hostApi)->deviceInfos[i] = deviceInfo;
++(*hostApi)->info.deviceCount;
@ -71,6 +103,8 @@ diff -wruN portaudio/src/hostapi/wasapi/pa_win_wasapi.c portaudio-v19/src/hostap
+ memcpy(&paWasapi->devInfo[i + 1], &paWasapi->devInfo[i], sizeof(*paWasapi->devInfo));
+
+ i++;
+ paWasapi->devInfo[i].loopBack = 1;
+
+ deviceInfo = &deviceInfoArray[i];
+
+ deviceInfo->maxInputChannels = deviceInfo->maxOutputChannels;
@ -99,7 +133,37 @@ diff -wruN portaudio/src/hostapi/wasapi/pa_win_wasapi.c portaudio-v19/src/hostap
}
}
@@ -2170,7 +2225,7 @@
@@ -1691,6 +1748,29 @@ const wchar_t *PaWasapi_GetOutputDeviceID( PaStream* s )
}
// ------------------------------------------------------------------------------------------
+int PaWasapi_IsLoopback( PaDeviceIndex nDevice )
+{
+ PaError ret;
+ PaDeviceIndex index;
+
+ // Get API
+ PaWasapiHostApiRepresentation *paWasapi = _GetHostApi(&ret);
+ if (paWasapi == NULL)
+ return paNotInitialized;
+
+ // Get device index
+ ret = PaUtil_DeviceIndexToHostApiDeviceIndex(&index, nDevice, &paWasapi->inheritedHostApiRep);
+ if (ret != paNoError)
+ return ret;
+
+ // Validate index
+ if ((UINT32)index >= paWasapi->deviceCount)
+ return paInvalidDevice;
+
+ return paWasapi->devInfo[ index ].loopBack;
+}
+
+// ------------------------------------------------------------------------------------------
PaError PaWasapi_GetFramesPerHostBuffer( PaStream *pStream, unsigned int *nInput, unsigned int *nOutput )
{
PaWasapiStream *stream = (PaWasapiStream *)pStream;
@@ -2336,7 +2416,7 @@ static HRESULT CreateAudioClient(PaWasapiStream *pStream, PaWasapiSubStream *pSu
}*/
// select mixer
@ -108,7 +172,7 @@ diff -wruN portaudio/src/hostapi/wasapi/pa_win_wasapi.c portaudio-v19/src/hostap
if (pSub->monoMixer == NULL)
{
(*pa_error) = paInvalidChannelCount;
@@ -2423,7 +2478,7 @@
@@ -2621,7 +2701,7 @@ static HRESULT CreateAudioClient(PaWasapiStream *pStream, PaWasapiSubStream *pSu
}*/
// Select mixer
@ -117,7 +181,7 @@ diff -wruN portaudio/src/hostapi/wasapi/pa_win_wasapi.c portaudio-v19/src/hostap
if (pSub->monoMixer == NULL)
{
(*pa_error) = paInvalidChannelCount;
@@ -2728,6 +2786,9 @@
@@ -2941,6 +3021,9 @@ static PaError OpenStream( struct PaUtilHostApiRepresentation *hostApi,
if (fullDuplex)
stream->in.streamFlags = 0; // polling interface is implemented for full-duplex mode also
@ -127,12 +191,3 @@ diff -wruN portaudio/src/hostapi/wasapi/pa_win_wasapi.c portaudio-v19/src/hostap
// Fill parameters for Audio Client creation
stream->in.params.device_info = info;
stream->in.params.stream_params = (*inputParameters);
@@ -3411,7 +3474,7 @@
// ------------------------------------------------------------------------------------------
static PaError IsStreamStopped( PaStream *s )
{
- return !((PaWasapiStream *)s)->running;
+ return ((PaWasapiStream *)s)->stopped;
}
// ------------------------------------------------------------------------------------------