wasapi:

- fixed possible buffer overrun inside WASAPI for Output poll-driven mode according ticket #196 (thanks to Ross Bencina for spotting this and proposing the solution)
2012-02-16 15:02:08 +00:00 · 2012-02-16 15:02:08 +00:00 · 341eb04550
commit 341eb04550
parent 9bc432b603
1 changed files with 3 additions and 1 deletions
--- a/src/hostapi/wasapi/pa_win_wasapi.c
+++ b/src/hostapi/wasapi/pa_win_wasapi.c
@ -4799,13 +4799,15 @@ PA_THREAD_FUNC ProcThreadPoll(void *param)
 					// output
 					if (stream->bufferMode == paUtilFixedHostBufferSize)
 					{
-						if (frames >= stream->out.framesPerBuffer)
+						while (frames >= stream->out.framesPerBuffer)
 						{
 							if ((hr = ProcessOutputBuffer(stream, processor, stream->out.framesPerBuffer)) != S_OK)
 							{
 								LogHostError(hr);
 								goto thread_error;
 							}
+
+							frames -= stream->out.framesPerBuffer;
 						}
 					}
 					else