Merge remote-tracking branch 'origin/5.13' into 5.14

 Conflicts:
	src/gsttools/qgstvideorenderersink.cpp
	src/gsttools/qgstvideorenderersink_p.h

Change-Id: I7fe29161d568fa3f7688abfd2f993d1b16ac3fb9

3 files changed, 31 insertions, 1 deletions

diff --git a/src/plugins/common/evr/evrcustompresenter.cpp b/src/plugins/common/evr/evrcustompresenter.cpp
index ef2e02220..b2dd0426c 100644
--- a/src/plugins/common/evr/evrcustompresenter.cpp
+++ b/src/plugins/common/evr/evrcustompresenter.cpp
@@ -559,6 +559,7 @@ EVRCustomPresenter::EVRCustomPresenter(QAbstractVideoSurface *surface)
     , m_mediaType(0)
     , m_surface(0)
     , m_canRenderToSurface(false)
+    , m_positionOffset(0)
 {
     // Initial source rectangle = (0,0,1,1)
     m_sourceRect.top = 0;
@@ -1145,7 +1146,7 @@ HRESULT EVRCustomPresenter::flush()
         sample->Release();
     m_frameStep.samples.clear();
 
-    if (m_renderState == RenderStopped && m_surface->isActive()) {
+    if (m_renderState == RenderStopped && m_surface && m_surface->isActive()) {
         // Repaint with black.
         presentSample(NULL);
     }
@@ -1934,6 +1935,15 @@ void EVRCustomPresenter::presentSample(IMFSample *sample)
 
     QVideoFrame frame = m_presentEngine->makeVideoFrame(sample);
 
+    // Since start/end times are related to a position when the clock is started,
+    // to have times from the beginning, need to adjust it by adding seeked position.
+    if (m_positionOffset) {
+        if (frame.startTime())
+            frame.setStartTime(frame.startTime() + m_positionOffset);
+        if (frame.endTime())
+            frame.setEndTime(frame.endTime() + m_positionOffset);
+    }
+
     if (!m_surface->isActive() || m_surface->surfaceFormat() != m_presentEngine->videoSurfaceFormat()) {
         m_surface->stop();
         if (!m_surface->start(m_presentEngine->videoSurfaceFormat()))
@@ -1943,6 +1953,11 @@ void EVRCustomPresenter::presentSample(IMFSample *sample)
     m_surface->present(frame);
 }
 
+void EVRCustomPresenter::positionChanged(qint64 position)
+{
+    m_positionOffset = position * 1000;
+}
+
 HRESULT setDesiredSampleTime(IMFSample *sample, const LONGLONG &sampleTime, const LONGLONG &duration)
 {
     if (!sample)
diff --git a/src/plugins/common/evr/evrcustompresenter.h b/src/plugins/common/evr/evrcustompresenter.h
index 5b7140b58..c1c21580e 100644
--- a/src/plugins/common/evr/evrcustompresenter.h
+++ b/src/plugins/common/evr/evrcustompresenter.h
@@ -264,6 +264,9 @@ public:
 
     bool event(QEvent *) override;
 
+public Q_SLOTS:
+    void positionChanged(qint64 position);
+
 private:
     HRESULT checkShutdown() const
     {
@@ -364,6 +367,7 @@ private:
 
     QAbstractVideoSurface *m_surface;
     bool m_canRenderToSurface;
+    qint64 m_positionOffset; // Seek position in microseconds.
 };
 
 bool qt_evr_setCustomPresenter(IUnknown *evr, EVRCustomPresenter *presenter);
diff --git a/src/plugins/common/evr/evrd3dpresentengine.cpp b/src/plugins/common/evr/evrd3dpresentengine.cpp
index 4ce5a99d7..d8e2da6d3 100644
--- a/src/plugins/common/evr/evrd3dpresentengine.cpp
+++ b/src/plugins/common/evr/evrd3dpresentengine.cpp
@@ -593,6 +593,17 @@ QVideoFrame D3DPresentEngine::makeVideoFrame(IMFSample *sample)
                       m_surfaceFormat.frameSize(),
                       m_surfaceFormat.pixelFormat());
 
+    // WMF uses 100-nanosecond units, Qt uses microseconds
+    LONGLONG startTime = 0;
+    auto hr = sample->GetSampleTime(&startTime);
+     if (SUCCEEDED(hr)) {
+        frame.setStartTime(startTime * 0.1);
+
+        LONGLONG duration = -1;
+        if (SUCCEEDED(sample->GetSampleDuration(&duration)))
+            frame.setEndTime((startTime + duration) * 0.1);
+    }
+
     return frame;
 }