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-rw-r--r--src/plugins/qnx-audio/audio/qnxaudiooutput.cpp5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/plugins/qnx-audio/audio/qnxaudiooutput.cpp b/src/plugins/qnx-audio/audio/qnxaudiooutput.cpp
index d5805c2bd..5cfffe990 100644
--- a/src/plugins/qnx-audio/audio/qnxaudiooutput.cpp
+++ b/src/plugins/qnx-audio/audio/qnxaudiooutput.cpp
@@ -223,7 +223,10 @@ void QnxAudioOutput::pullData()
if (frames == 0 || bytesAvailable < periodSize())
return;
- const int bytesRequested = m_format.bytesForFrames(frames);
+ // The buffer is placed on the stack so no more than 64K or 1 frame
+ // whichever is larger.
+ const int maxFrames = qMax(m_format.framesForBytes(64 * 1024), 1);
+ const int bytesRequested = m_format.bytesForFrames(qMin(frames, maxFrames));
char buffer[bytesRequested];
const int bytesRead = m_source->read(buffer, bytesRequested);