1 files changed, 329 insertions, 0 deletions
diff --git a/src/plugins/directshow/player/vmr9videowindowcontrol.cpp b/src/plugins/directshow/player/vmr9videowindowcontrol.cpp
new file mode 100644
index 000000000..5e729844b
--- /dev/null
+++ b/src/plugins/directshow/player/vmr9videowindowcontrol.cpp
@@ -0,0 +1,329 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the Qt Mobility Components.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "vmr9videowindowcontrol.h"
+
+#include "directshowglobal.h"
+
+Vmr9VideoWindowControl::Vmr9VideoWindowControl(QObject *parent)
+    : QVideoWindowControl(parent)
+    , m_filter(com_new<IBaseFilter>(CLSID_VideoMixingRenderer9, IID_IBaseFilter))
+    , m_windowId(0)
+    , m_dirtyValues(0)
+    , m_aspectRatioMode(Qt::KeepAspectRatio)
+    , m_brightness(0)
+    , m_contrast(0)
+    , m_hue(0)
+    , m_saturation(0)
+    , m_fullScreen(false)
+{
+    if (IVMRFilterConfig9 *config = com_cast<IVMRFilterConfig9>(m_filter, IID_IVMRFilterConfig9)) {
+        config->SetRenderingMode(VMR9Mode_Windowless);
+        config->SetNumberOfStreams(1);
+        config->Release();
+    }
+}
+
+Vmr9VideoWindowControl::~Vmr9VideoWindowControl()
+{
+    if (m_filter)
+        m_filter->Release();
+}
+
+
+WId Vmr9VideoWindowControl::winId() const
+{
+    return m_windowId;
+
+}
+
+void Vmr9VideoWindowControl::setWinId(WId id)
+{
+    m_windowId = id;
+
+    if (QWidget *widget = QWidget::find(m_windowId)) {
+        const QColor color = widget->palette().color(QPalette::Window);
+
+        m_windowColor = RGB(color.red(), color.green(), color.blue());
+    }
+
+    if (IVMRWindowlessControl9 *control = com_cast<IVMRWindowlessControl9>(
+            m_filter, IID_IVMRWindowlessControl9)) {
+        control->SetVideoClippingWindow(m_windowId);
+        control->SetBorderColor(m_windowColor);
+        control->Release();
+    }
+}
+
+QRect Vmr9VideoWindowControl::displayRect() const
+{
+    return m_displayRect;
+}
+
+void Vmr9VideoWindowControl::setDisplayRect(const QRect &rect)
+{
+    m_displayRect = rect;
+
+    if (IVMRWindowlessControl9 *control = com_cast<IVMRWindowlessControl9>(
+            m_filter, IID_IVMRWindowlessControl9)) {
+        RECT sourceRect = { 0, 0, 0, 0 };
+        RECT displayRect = { rect.left(), rect.top(), rect.right() + 1, rect.bottom() + 1 };
+
+        control->GetNativeVideoSize(&sourceRect.right, &sourceRect.bottom, 0, 0);
+
+        if (m_aspectRatioMode == Qt::KeepAspectRatioByExpanding) {
+            QSize clippedSize = rect.size();
+            clippedSize.scale(sourceRect.right, sourceRect.bottom, Qt::KeepAspectRatio);
+
+            sourceRect.left = (sourceRect.right - clippedSize.width()) / 2;
+            sourceRect.top = (sourceRect.bottom - clippedSize.height()) / 2;
+            sourceRect.right = sourceRect.left + clippedSize.width();
+            sourceRect.bottom = sourceRect.top + clippedSize.height();
+        }
+
+        control->SetVideoPosition(&sourceRect, &displayRect);
+        control->Release();
+    }
+}
+
+bool Vmr9VideoWindowControl::isFullScreen() const
+{
+    return m_fullScreen;
+}
+
+void Vmr9VideoWindowControl::setFullScreen(bool fullScreen)
+{
+    emit fullScreenChanged(m_fullScreen = fullScreen);
+}
+
+void Vmr9VideoWindowControl::repaint()
+{
+    PAINTSTRUCT paint;
+
+    if (HDC dc = ::BeginPaint(m_windowId, &paint)) {
+        HRESULT hr = E_FAIL;
+
+        if (IVMRWindowlessControl9 *control = com_cast<IVMRWindowlessControl9>(
+                m_filter, IID_IVMRWindowlessControl9)) {
+            hr = control->RepaintVideo(m_windowId, dc);
+            control->Release();
+        }
+
+        if (!SUCCEEDED(hr)) {
+            HPEN pen = ::CreatePen(PS_SOLID, 1, m_windowColor);
+            HBRUSH brush = ::CreateSolidBrush(m_windowColor);
+            ::SelectObject(dc, pen);
+            ::SelectObject(dc, brush);
+
+            ::Rectangle(
+                    dc,
+                    m_displayRect.left(),
+                    m_displayRect.top(),
+                    m_displayRect.right() + 1,
+                    m_displayRect.bottom() + 1);
+
+            ::DeleteObject(pen);
+            ::DeleteObject(brush);
+        }
+        ::EndPaint(m_windowId, &paint);
+    }
+}
+
+QSize Vmr9VideoWindowControl::nativeSize() const
+{
+    QSize size;
+
+    if (IVMRWindowlessControl9 *control = com_cast<IVMRWindowlessControl9>(
+            m_filter, IID_IVMRWindowlessControl9)) {
+        LONG width;
+        LONG height;
+
+        if (control->GetNativeVideoSize(&width, &height, 0, 0) == S_OK)
+            size = QSize(width, height);
+        control->Release();
+    }
+    return size;
+}
+
+Qt::AspectRatioMode Vmr9VideoWindowControl::aspectRatioMode() const
+{
+    return m_aspectRatioMode;
+}
+
+void Vmr9VideoWindowControl::setAspectRatioMode(Qt::AspectRatioMode mode)
+{
+    m_aspectRatioMode = mode;
+
+    if (IVMRWindowlessControl9 *control = com_cast<IVMRWindowlessControl9>(
+            m_filter, IID_IVMRWindowlessControl9)) {
+        switch (mode) {
+        case Qt::IgnoreAspectRatio:
+            control->SetAspectRatioMode(VMR9ARMode_None);
+            break;
+        case Qt::KeepAspectRatio:
+            control->SetAspectRatioMode(VMR9ARMode_LetterBox);
+            break;
+        case Qt::KeepAspectRatioByExpanding:
+            control->SetAspectRatioMode(VMR9ARMode_LetterBox);
+            setDisplayRect(m_displayRect);
+            break;
+        default:
+            break;
+        }
+        control->Release();
+    }
+}
+
+int Vmr9VideoWindowControl::brightness() const
+{
+    return m_brightness;
+}
+
+void Vmr9VideoWindowControl::setBrightness(int brightness)
+{
+    m_brightness = brightness;
+
+    m_dirtyValues |= ProcAmpControl9_Brightness;
+
+    setProcAmpValues();
+
+    emit brightnessChanged(brightness);
+}
+
+int Vmr9VideoWindowControl::contrast() const
+{
+    return m_contrast;
+}
+
+void Vmr9VideoWindowControl::setContrast(int contrast)
+{
+    m_contrast = contrast;
+
+    m_dirtyValues |= ProcAmpControl9_Contrast;
+
+    setProcAmpValues();
+
+    emit contrastChanged(contrast);
+}
+
+int Vmr9VideoWindowControl::hue() const
+{
+    return m_hue;
+}
+
+void Vmr9VideoWindowControl::setHue(int hue)
+{
+    m_hue = hue;
+
+    m_dirtyValues |= ProcAmpControl9_Hue;
+
+    setProcAmpValues();
+
+    emit hueChanged(hue);
+}
+
+int Vmr9VideoWindowControl::saturation() const
+{
+    return m_saturation;
+}
+
+void Vmr9VideoWindowControl::setSaturation(int saturation)
+{
+    m_saturation = saturation;
+
+    m_dirtyValues |= ProcAmpControl9_Saturation;
+
+    setProcAmpValues();
+
+    emit saturationChanged(saturation);
+}
+
+void Vmr9VideoWindowControl::setProcAmpValues()
+{
+    if (IVMRMixerControl9 *control = com_cast<IVMRMixerControl9>(m_filter, IID_IVMRMixerControl9)) {
+        VMR9ProcAmpControl procAmp;
+        procAmp.dwSize = sizeof(VMR9ProcAmpControl);
+        procAmp.dwFlags = m_dirtyValues;
+
+        if (m_dirtyValues & ProcAmpControl9_Brightness) {
+            procAmp.Brightness = scaleProcAmpValue(
+                    control, ProcAmpControl9_Brightness, m_brightness);
+        }
+        if (m_dirtyValues & ProcAmpControl9_Contrast) {
+            procAmp.Contrast = scaleProcAmpValue(
+                    control, ProcAmpControl9_Contrast, m_contrast);
+        }
+        if (m_dirtyValues & ProcAmpControl9_Hue) {
+            procAmp.Hue = scaleProcAmpValue(
+                    control, ProcAmpControl9_Hue, m_hue);
+        }
+        if (m_dirtyValues & ProcAmpControl9_Saturation) {
+            procAmp.Saturation = scaleProcAmpValue(
+                    control, ProcAmpControl9_Saturation, m_saturation);
+        }
+
+        if (SUCCEEDED(control->SetProcAmpControl(0, &procAmp))) {
+            m_dirtyValues = 0;
+        }
+
+        control->Release();
+    }
+}
+
+float Vmr9VideoWindowControl::scaleProcAmpValue(
+        IVMRMixerControl9 *control, VMR9ProcAmpControlFlags property, int value) const
+{
+    float scaledValue = 0.0;
+
+    VMR9ProcAmpControlRange range;
+    range.dwSize = sizeof(VMR9ProcAmpControlRange);
+    range.dwProperty = property;
+
+    if (SUCCEEDED(control->GetProcAmpControlRange(0, &range))) {
+        scaledValue = range.DefaultValue;
+        if (value > 0)
+            scaledValue += float(value) * (range.MaxValue - range.DefaultValue) / 100;
+        else if (value < 0)
+            scaledValue -= float(value) * (range.MinValue - range.DefaultValue) / 100;
+    }
+
+    return scaledValue;
+}