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- Increase importance of the audio dpc which finishes irps

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- Once one second of audio data has been buffered, always queue audio irps and dont complete them imediately. Greatly improves the playback of SMPlayer and probably many other audio players which act strictly on the timing of completed irps
- Add debug traces when KsCreatePin fails

svn path=/trunk/; revision=40649
This commit is contained in:
Johannes Anderwald 2009-04-22 15:01:18 +00:00
parent 3ec26577f7
commit 0050614d7f
3 changed files with 24 additions and 7 deletions
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9
reactos/drivers/wdm/audio/backpln/portcls/irpstream.c
View file

@ -30,6 +30,7 @@ typedef struct
ULONG CurrentOffset;
LONG NumMappings;
ULONG NumDataAvailable;
BOOL StartStream;
KSPIN_CONNECT *ConnectDetails;
PKSDATAFORMAT_WAVEFORMATEX DataFormat;
@ -159,6 +160,7 @@ IIrpQueue_fnAddMapping(
Mapping->Header = (KSSTREAM_HEADER*)Buffer;
Mapping->Irp = Irp;
KeInitializeDpc(&Mapping->Dpc, DpcRoutine, (PVOID)Mapping);
KeSetImportanceDpc(&Mapping->Dpc, HighImportance);
if (This->MaxFrameSize)
{
@ -258,8 +260,14 @@ IIrpQueue_fnMinimumDataAvailable(
BOOL Result;
IIrpQueueImpl * This = (IIrpQueueImpl*)iface;
if (This->StartStream)
return TRUE;
if (This->DataFormat->WaveFormatEx.nAvgBytesPerSec < This->NumDataAvailable)
{
This->StartStream = TRUE;
Result = TRUE;
}
else
Result = FALSE;
@ -282,6 +290,7 @@ IIrpQueue_fnUpdateFormat(
{
IIrpQueueImpl * This = (IIrpQueueImpl*)iface;
This->DataFormat = (PKSDATAFORMAT_WAVEFORMATEX)DataFormat;
This->StartStream = FALSE;
}

9
reactos/drivers/wdm/audio/backpln/portcls/pin_wavecyclic.c
View file

@ -203,14 +203,17 @@ StopStreamWorkerRoutine(
This = (IPortPinWaveCyclicImpl*)Ctx->Pin;
IoFreeWorkItem(Ctx->WorkItem);
FreeItem(Ctx, TAG_PORTCLASS);
if (This->IrpQueue->lpVtbl->NumMappings(This->IrpQueue))
return;
/* Set the state to stop */
This->Stream->lpVtbl->SetState(This->Stream, KSSTATE_STOP);
/* Set internal state to stop */
This->State = KSSTATE_STOP;
IoFreeWorkItem(Ctx->WorkItem);
FreeItem(Ctx, TAG_PORTCLASS);
DPRINT1("Stopping %p %u Irql %u\n", This, This->IrpQueue->lpVtbl->NumMappings(This->IrpQueue), KeGetCurrentIrql());
}

13
reactos/drivers/wdm/audio/sysaudio/control.c
View file

@ -263,13 +263,18 @@ CreatePinWorkerRoutine(
Status = KsCreatePin(WorkerContext->Entry->Handle, MixerPinConnect, GENERIC_READ | GENERIC_WRITE, &RealPinHandle);
if (!NT_SUCCESS(Status))
{
/* This should not fail */
DPRINT1("KsCreatePin failed with %x\n", Status);
/* This should not fail */
KeBugCheck(0);
DPRINT1(" InputFormat: SampleRate %u Bits %u Channels %u\n", InputFormat->WaveFormatEx.nSamplesPerSec, InputFormat->WaveFormatEx.wBitsPerSample, InputFormat->WaveFormatEx.nChannels);
DPRINT1("OutputFormat: SampleRate %u Bits %u Channels %u\n", OutputFormat->WaveFormatEx.nSamplesPerSec, OutputFormat->WaveFormatEx.wBitsPerSample, OutputFormat->WaveFormatEx.nChannels);
SetIrpIoStatus(WorkerContext->Irp, STATUS_UNSUCCESSFUL, 0);
ExFreePool(WorkerContext->DispatchContext);
ExFreePool(MixerPinConnect);
IoFreeWorkItem(WorkerContext->WorkItem);
ExFreePool(WorkerContext);
return;
}
DPRINT(" InputFormat: SampleRate %u Bits %u Channels %u\n", InputFormat->WaveFormatEx.nSamplesPerSec, InputFormat->WaveFormatEx.wBitsPerSample, InputFormat->WaveFormatEx.nChannels);
DPRINT("OutputFormat: SampleRate %u Bits %u Channels %u\n", OutputFormat->WaveFormatEx.nSamplesPerSec, OutputFormat->WaveFormatEx.wBitsPerSample, OutputFormat->WaveFormatEx.nChannels);
}
/* get pin file object */