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Diffstat (limited to 'src/plugins/blackberry/mediaservice/bbvideowindowcontrol.cpp')
| -rw-r--r-- | src/plugins/blackberry/mediaservice/bbvideowindowcontrol.cpp | 415 |
1 files changed, 415 insertions, 0 deletions
diff --git a/src/plugins/blackberry/mediaservice/bbvideowindowcontrol.cpp b/src/plugins/blackberry/mediaservice/bbvideowindowcontrol.cpp new file mode 100644 index 000000000..5668332d1 --- /dev/null +++ b/src/plugins/blackberry/mediaservice/bbvideowindowcontrol.cpp @@ -0,0 +1,415 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Research In Motion +** Contact: http://www.qt-project.org/legal +** +** This file is part of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Digia. For licensing terms and +** conditions see http://qt.digia.com/licensing. For further information +** use the contact form at http://qt.digia.com/contact-us. +** +** 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, Digia gives you certain additional +** rights. These rights are described in the Digia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ +#include "bbvideowindowcontrol.h" +#include "bbutil.h" +#include <QtCore/qdebug.h> +#include <QtGui/qguiapplication.h> +#include <QtGui/qpa/qplatformnativeinterface.h> +#include <QtGui/qscreen.h> +#include <QtGui/qwindow.h> +#include <mm/renderer.h> +#include <bps/screen.h> + +QT_BEGIN_NAMESPACE + +static int winIdCounter = 0; + +BbVideoWindowControl::BbVideoWindowControl(QObject *parent) + : QVideoWindowControl(parent), + m_videoId(-1), + m_winId(0), + m_context(0), + m_fullscreen(false), + m_aspectRatioMode(Qt::IgnoreAspectRatio), + m_window(0), + m_hue(0), + m_brightness(0), + m_contrast(0), + m_saturation(0) +{ +} + +BbVideoWindowControl::~BbVideoWindowControl() +{ +} + +WId BbVideoWindowControl::winId() const +{ + return m_winId; +} + +void BbVideoWindowControl::setWinId(WId id) +{ + m_winId = id; +} + +QRect BbVideoWindowControl::displayRect() const +{ + return m_displayRect ; +} + +void BbVideoWindowControl::setDisplayRect(const QRect &rect) +{ + if (m_displayRect != rect) { + m_displayRect = rect; + updateVideoPosition(); + } +} + +bool BbVideoWindowControl::isFullScreen() const +{ + return m_fullscreen; +} + +void BbVideoWindowControl::setFullScreen(bool fullScreen) +{ + if (m_fullscreen != fullScreen) { + m_fullscreen = fullScreen; + updateVideoPosition(); + emit fullScreenChanged(m_fullscreen); + } +} + +void BbVideoWindowControl::repaint() +{ + // Nothing we can or should do here +} + +QSize BbVideoWindowControl::nativeSize() const +{ + return QSize(m_metaData.width(), m_metaData.height()); +} + +Qt::AspectRatioMode BbVideoWindowControl::aspectRatioMode() const +{ + return m_aspectRatioMode; +} + +void BbVideoWindowControl::setAspectRatioMode(Qt::AspectRatioMode mode) +{ + m_aspectRatioMode = mode; +} + +int BbVideoWindowControl::brightness() const +{ + return m_brightness; +} + +void BbVideoWindowControl::setBrightness(int brightness) +{ + if (m_brightness != brightness) { + m_brightness = brightness; + updateBrightness(); + emit brightnessChanged(m_brightness); + } +} + +int BbVideoWindowControl::contrast() const +{ + return m_contrast; +} + +void BbVideoWindowControl::setContrast(int contrast) +{ + if (m_contrast != contrast) { + m_contrast = contrast; + updateContrast(); + emit contrastChanged(m_contrast); + } +} + +int BbVideoWindowControl::hue() const +{ + return m_hue; +} + +void BbVideoWindowControl::setHue(int hue) +{ + if (m_hue != hue) { + m_hue = hue; + updateHue(); + emit hueChanged(m_hue); + } +} + +int BbVideoWindowControl::saturation() const +{ + return m_saturation; +} + +void BbVideoWindowControl::setSaturation(int saturation) +{ + if (m_saturation != saturation) { + m_saturation = saturation; + updateSaturation(); + emit saturationChanged(m_saturation); + } +} + +void BbVideoWindowControl::attachDisplay(mmr_context_t *context) +{ + if (m_videoId != -1) { + qDebug() << "BbVideoWindowControl: Video output already attached!"; + return; + } + + if (!context) { + qDebug() << "BbVideoWindowControl: No media player context!"; + return; + } + + QWindow * const window = findWindow(m_winId); + if (!window) { + qDebug() << "BbVideoWindowControl: No video window!"; + return; + } + + QPlatformNativeInterface * const nativeInterface = QGuiApplication::platformNativeInterface(); + if (!nativeInterface) { + qDebug() << "BbVideoWindowControl: Unable to get platform native interface. Qt too old?"; + return; + } + + const char * const groupNameData = static_cast<const char *>( + nativeInterface->nativeResourceForWindow("windowGroup", window)); + if (!groupNameData) { + qDebug() << "BbVideoWindowControl: Unable to find window group for window" << window; + return; + } + + const QString groupName = QString::fromLatin1(groupNameData); + m_windowName = QString("BbVideoWindowControl_%1_%2").arg(winIdCounter++) + .arg(QCoreApplication::applicationPid()); + // Start with an invisible window. If it would be visible right away, it would be at the wrong + // position, and we can only change the position once we get the window handle. + const QString videoDeviceUrl = + QString("screen:?winid=%1&wingrp=%2&initflags=invisible&nodstviewport=1").arg(m_windowName).arg(groupName); + + m_videoId = mmr_output_attach(context, videoDeviceUrl.toLatin1(), "video"); + if (m_videoId == -1) { + qDebug() << mmErrorMessage("mmr_output_attach() for video failed", context); + return; + } + + m_context = context; + updateVideoPosition(); + updateHue(); + updateContrast(); + updateBrightness(); + updateSaturation(); +} + +void BbVideoWindowControl::updateVideoPosition() +{ + QWindow * const window = findWindow(m_winId); + if (m_context && m_videoId != -1 && window) { + QPoint topLeft = m_fullscreen ? + QPoint(0,0) : + window->mapToGlobal(m_displayRect.topLeft()); + + QScreen * const screen = window->screen(); + int width = m_fullscreen ? + screen->size().width() : + m_displayRect.width(); + int height = m_fullscreen ? + screen->size().height() : + m_displayRect.height(); + + if (m_metaData.hasVideo()) { // We need the source size to do aspect ratio scaling + const qreal sourceRatio = m_metaData.width() / static_cast<float>(m_metaData.height()); + const qreal targetRatio = width / static_cast<float>(height); + + if (m_aspectRatioMode == Qt::KeepAspectRatio) { + if (targetRatio < sourceRatio) { + // Need to make height smaller + const int newHeight = width / sourceRatio; + const int heightDiff = height - newHeight; + topLeft.ry() += heightDiff / 2; + height = newHeight; + } else { + // Need to make width smaller + const int newWidth = sourceRatio * height; + const int widthDiff = width - newWidth; + topLeft.rx() += widthDiff / 2; + width = newWidth; + } + + } else if (m_aspectRatioMode == Qt::KeepAspectRatioByExpanding) { + if (targetRatio < sourceRatio) { + // Need to make width larger + const int newWidth = sourceRatio * height; + const int widthDiff = newWidth - width; + topLeft.rx() -= widthDiff / 2; + width = newWidth; + } else { + // Need to make height larger + const int newHeight = width / sourceRatio; + const int heightDiff = newHeight - height; + topLeft.ry() -= heightDiff / 2; + height = newHeight; + } + } + } + + if (m_window != 0) { + const int position[2] = { topLeft.x(), topLeft.y() }; + const int size[2] = { width, height }; + const int visible = m_displayRect.isValid(); + if (screen_set_window_property_iv(m_window, SCREEN_PROPERTY_POSITION, position) != 0) + perror("Setting video position failed"); + if (screen_set_window_property_iv(m_window, SCREEN_PROPERTY_SIZE, size) != 0) + perror("Setting video size failed"); + if (screen_set_window_property_iv(m_window, SCREEN_PROPERTY_VISIBLE, &visible) != 0) + perror("Setting video visibility failed"); + } + } +} + +void BbVideoWindowControl::updateBrightness() +{ + if (m_window != 0) { + const int backendValue = m_brightness * 2.55f; + if (screen_set_window_property_iv(m_window, SCREEN_PROPERTY_BRIGHTNESS, &backendValue) != 0) + perror("Setting brightness failed"); + } +} + +void BbVideoWindowControl::updateContrast() +{ + if (m_window != 0) { + const int backendValue = m_contrast * 1.27f; + if (screen_set_window_property_iv(m_window, SCREEN_PROPERTY_CONTRAST, &backendValue) != 0) + perror("Setting contrast failed"); + } +} + +void BbVideoWindowControl::updateHue() +{ + if (m_window != 0) { + const int backendValue = m_hue * 1.27f; + if (screen_set_window_property_iv(m_window, SCREEN_PROPERTY_HUE, &backendValue) != 0) + perror("Setting hue failed"); + } +} + +void BbVideoWindowControl::updateSaturation() +{ + if (m_window != 0) { + const int backendValue = m_saturation * 1.27f; + if (screen_set_window_property_iv(m_window, SCREEN_PROPERTY_SATURATION, &backendValue) != 0) + perror("Setting saturation failed"); + } +} + +void BbVideoWindowControl::detachDisplay() +{ + if (m_context && m_videoId != -1) + mmr_output_detach(m_context, m_videoId); + + m_context = 0; + m_videoId = -1; + m_metaData.clear(); + m_windowName.clear(); + m_window = 0; + m_hue = 0; + m_brightness = 0; + m_contrast = 0; + m_saturation = 0; +} + +void BbVideoWindowControl::setMetaData(const BbMetaData &metaData) +{ + m_metaData = metaData; + emit nativeSizeChanged(); + + // To handle the updated source size data + updateVideoPosition(); +} + +void BbVideoWindowControl::bpsEventHandler(bps_event_t *event) +{ + if (event && bps_event_get_domain(event) == screen_get_domain()) { + const screen_event_t screen_event = screen_event_get_event(event); + + int eventType; + if (screen_get_event_property_iv(screen_event, SCREEN_PROPERTY_TYPE, &eventType) != 0) { + perror("BbVideoWindowControl: Failed to query screen event type"); + return; + } + + if (eventType != SCREEN_EVENT_CREATE) + return; + + screen_window_t window = 0; + if (screen_get_event_property_pv(screen_event, SCREEN_PROPERTY_WINDOW, (void**)&window) != 0) { + perror("BbVideoWindowControl: Failed to query window property"); + return; + } + + const int maxIdStrLength = 128; + char idString[maxIdStrLength]; + if (screen_get_window_property_cv(window, SCREEN_PROPERTY_ID_STRING, maxIdStrLength, idString) != 0) { + perror("BbVideoWindowControl: Failed to query window ID string"); + return; + } + + if (m_windowName == idString) { + m_window = window; + updateVideoPosition(); + + const int visibleFlag = 1; + if (screen_set_window_property_iv(m_window, SCREEN_PROPERTY_VISIBLE, &visibleFlag) != 0) { + perror("BbVideoWindowControl: Failed to make window visible"); + return; + } + } + } +} + +QWindow *BbVideoWindowControl::findWindow(WId id) const +{ + Q_FOREACH (QWindow *window, QGuiApplication::allWindows()) + if (window->winId() == id) + return window; + return 0; +} + +QT_END_NAMESPACE |