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+++ wasapi: Event-driven/Full-Duplex/Exclusive mode will be calling user-provided callbacks simultaneously when both input/output buffers are ready for IO

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dmitrykos 2010-02-26 08:57:44 +00:00
commit bb8331b47d
1 changed files with 9 additions and 1 deletions
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10
src/hostapi/wasapi/pa_win_wasapi.cpp
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@ -2820,6 +2820,14 @@ PA_THREAD_FUNC ProcThreadEvent(void *param)
BOOL bInitOutput = FALSE;
PaWasapiStream *stream = (PaWasapiStream *)param;
// Waiting on all events in case of Full-Duplex/Exclusive mode.
BOOL bWaitAllEvents = FALSE;
if ((stream->in.client != NULL) && (stream->out.client != NULL))
{
bWaitAllEvents = (stream->in.shareMode == AUDCLNT_SHAREMODE_EXCLUSIVE) &&
(stream->out.shareMode == AUDCLNT_SHAREMODE_EXCLUSIVE);
}
// Setup data processors
PaWasapiHostProcessor defaultProcessor;
defaultProcessor.processor = WaspiHostProcessingLoop;
@ -2879,7 +2887,7 @@ PA_THREAD_FUNC ProcThreadEvent(void *param)
for (;;)
{
// 2 sec timeout
dwResult = WaitForMultipleObjects(S_COUNT, event, FALSE, 10000);
dwResult = WaitForMultipleObjects(S_COUNT, event, bWaitAllEvents, 10000);
// Check for close event (after wait for buffers to avoid any calls to user
// callback when hCloseRequest was set)