diff options
author | Luca Carlon <carlon.luca@gmail.com> | 2018-07-21 19:04:38 +0200 |
---|---|---|
committer | Luca Carlon <carlon.luca@gmail.com> | 2018-07-28 10:40:32 +0000 |
commit | a86ac5ba0a5ac06f32da67a12b36eb07db817cca (patch) | |
tree | 4800d614306ce8f3b4acfffeb9c036ae504cdd88 /src/plugins/directshow/player/directshowvideorenderercontrol.cpp | |
parent | 899bc7654a1d56b3f12320d3ae04c8024282c034 (diff) |
Introduce a new environment variable to disable EVR in DirectShow
A new environment variable QT_DIRECTSHOW_NO_EVR is introduced to
disable EVR, which is needed in some cases (see QTBUG-53019).
Task-number: QTBUG-53019
Change-Id: I8e39ad36d37f5e7c2da0d1fdc62dc95dda715ec0
Reviewed-by: VaL Doroshchuk <valentyn.doroshchuk@qt.io>
Diffstat (limited to 'src/plugins/directshow/player/directshowvideorenderercontrol.cpp')
-rw-r--r-- | src/plugins/directshow/player/directshowvideorenderercontrol.cpp | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/src/plugins/directshow/player/directshowvideorenderercontrol.cpp b/src/plugins/directshow/player/directshowvideorenderercontrol.cpp index ee7f5ec9e..88b5a51eb 100644 --- a/src/plugins/directshow/player/directshowvideorenderercontrol.cpp +++ b/src/plugins/directshow/player/directshowvideorenderercontrol.cpp @@ -98,13 +98,15 @@ void DirectShowVideoRendererControl::setSurface(QAbstractVideoSurface *surface) if (m_surface) { #if QT_CONFIG(evr) - m_filter = com_new<IBaseFilter>(clsid_EnhancedVideoRenderer); - m_evrPresenter = new EVRCustomPresenter(m_surface); - if (!m_evrPresenter->isValid() || !qt_evr_setCustomPresenter(m_filter, m_evrPresenter)) { - m_filter->Release(); - m_filter = 0; - m_evrPresenter->Release(); - m_evrPresenter = 0; + if (!qgetenv("QT_DIRECTSHOW_NO_EVR").toInt()) { + m_filter = com_new<IBaseFilter>(clsid_EnhancedVideoRenderer); + m_evrPresenter = new EVRCustomPresenter(m_surface); + if (!m_evrPresenter->isValid() || !qt_evr_setCustomPresenter(m_filter, m_evrPresenter)) { + m_filter->Release(); + m_filter = 0; + m_evrPresenter->Release(); + m_evrPresenter = 0; + } } if (!m_filter) |