Fix recording error in spectrum example

Change-Id: Icbd7c7f9969c13149ca0b455cd7bd43693d5cb01
Reviewed-by: Lars Knoll <lars.knoll@qt.io>

1 files changed, 5 insertions, 0 deletions

diff --git a/examples/multimedia/spectrum/app/engine.cpp b/examples/multimedia/spectrum/app/engine.cpp
index c251414af..8353d3d47 100644
--- a/examples/multimedia/spectrum/app/engine.cpp
+++ b/examples/multimedia/spectrum/app/engine.cpp
@@ -561,6 +561,11 @@ bool Engine::selectFormat()
         format.setSampleRate(qBound(minSampleRate, 48000, maxSampleRate));
         format.setChannelCount(qBound(minChannelCount, 2, maxChannelCount));
 
+        const bool inputSupport = m_audioInputDevice.isFormatSupported(format);
+        const bool outputSupport = m_audioOutputDevice.isFormatSupported(format);
+        if (inputSupport && outputSupport)
+            foundSupportedFormat = true;
+
         setFormat(format);
     }