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Fix WMF Video not playing if no soundcard is available

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Do not add the AudioEndpoint to the topology if no Audio output device
is available. Fixes video not playing if you deactivate your soundcard
or have no headphones/speakers plugged in.

Change-Id: I9fc2486198a299b3e75af648f69475270968c6f7
Reviewed-by: Yoann Lopes <yoann.lopes@digia.com>
This commit is contained in:
Marius Wachtler
2013-11-25 15:22:56 +01:00
committed by The Qt Project
parent 6799e9eab0
commit 160656d688
1 changed files with 7 additions and 0 deletions
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7
src/plugins/wmf/player/mfaudioendpointcontrol.cpp
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@@ -60,6 +60,8 @@ void MFAudioEndpointControl::clear()
foreach (LPWSTR wstrID, m_devices)
CoTaskMemFree(wstrID);
m_devices.clear();
if (m_currentActivate)
m_currentActivate->Release();
m_currentActivate = NULL;
@@ -130,6 +132,11 @@ IMFActivate* MFAudioEndpointControl::createActivate()
clear();
updateEndpoints();
// Check if an endpoint is available ("Default" is always inserted)
if (m_devices.count() <= 1)
return NULL;
setActiveOutput(m_defaultEndpoint);
return m_currentActivate;