1 files changed, 78 insertions, 0 deletions
diff --git a/src/multimedia/platform/qplatformvideosink.cpp b/src/multimedia/platform/qplatformvideosink.cpp
new file mode 100644
index 000000000..abf82af0f
--- /dev/null
+++ b/src/multimedia/platform/qplatformvideosink.cpp
@@ -0,0 +1,78 @@
+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
+
+#include "qplatformvideosink_p.h"
+#include "qmultimediautils_p.h"
+
+QT_BEGIN_NAMESPACE
+
+QPlatformVideoSink::QPlatformVideoSink(QVideoSink *parent) : QObject(parent), m_sink(parent) { }
+
+QPlatformVideoSink::~QPlatformVideoSink() = default;
+
+QSize QPlatformVideoSink::nativeSize() const
+{
+    QMutexLocker locker(&m_mutex);
+    return m_nativeSize;
+}
+
+void QPlatformVideoSink::setNativeSize(QSize s)
+{
+    {
+        QMutexLocker locker(&m_mutex);
+        if (m_nativeSize == s)
+            return;
+        m_nativeSize = s;
+    }
+    emit m_sink->videoSizeChanged();
+}
+
+void QPlatformVideoSink::setVideoFrame(const QVideoFrame &frame)
+{
+    bool sizeChanged = false;
+
+    {
+        QMutexLocker locker(&m_mutex);
+        if (frame == m_currentVideoFrame)
+            return;
+        m_currentVideoFrame = frame;
+        m_currentVideoFrame.setSubtitleText(m_subtitleText);
+        const auto size = qRotatedFrameSize(frame);
+        if (size != m_nativeSize) {
+            m_nativeSize = size;
+            sizeChanged = true;
+        }
+    }
+
+    // emit signals outside the mutex to avoid deadlocks on the user side
+    if (sizeChanged)
+        emit m_sink->videoSizeChanged();
+    emit m_sink->videoFrameChanged(frame);
+}
+
+QVideoFrame QPlatformVideoSink::currentVideoFrame() const
+{
+    QMutexLocker locker(&m_mutex);
+    return m_currentVideoFrame;
+}
+
+void QPlatformVideoSink::setSubtitleText(const QString &subtitleText)
+{
+    {
+        QMutexLocker locker(&m_mutex);
+        if (m_subtitleText == subtitleText)
+            return;
+        m_subtitleText = subtitleText;
+    }
+    emit m_sink->subtitleTextChanged(subtitleText);
+}
+
+QString QPlatformVideoSink::subtitleText() const
+{
+    QMutexLocker locker(&m_mutex);
+    return m_subtitleText;
+}
+
+QT_END_NAMESPACE
+
+#include "moc_qplatformvideosink_p.cpp"