1 /*  This file is part of the KDE project.

     2 

     3 Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

     4 

     5 This library is free software: you can redistribute it and/or modify

     6 it under the terms of the GNU Lesser General Public License as published by

     7 the Free Software Foundation, either version 2.1 or 3 of the License.

     8 

     9 This library is distributed in the hope that it will be useful,

    10 but WITHOUT ANY WARRANTY; without even the implied warranty of

    11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    12 GNU Lesser General Public License for more details.

    13 

    14 You should have received a copy of the GNU Lesser General Public License

    15 along with this library.  If not, see <http://www.gnu.org/licenses/>.

    16 

    17 */

    18 

    19 #include "mediaobject.h"

    20 #include "utils.h"

    21 #include "videooutput.h"

    22 

    23 #include "videowidget.h"

    24 

    25 QT_BEGIN_NAMESPACE

    26 

    27 using namespace Phonon;

    28 using namespace Phonon::MMF;

    29 

    30 /*! \class MMF::VideoWidget

    31   \internal

    32 */

    33 

    34 //-----------------------------------------------------------------------------

    35 // Constants

    36 //-----------------------------------------------------------------------------

    37 

    38 static const Phonon::VideoWidget::AspectRatio DefaultAspectRatio =

    39     Phonon::VideoWidget::AspectRatioAuto;

    40 static const qreal DefaultBrightness = 1.0;

    41 static const Phonon::VideoWidget::ScaleMode DefaultScaleMode =

    42     Phonon::VideoWidget::FitInView;

    43 static const qreal DefaultContrast = 1.0;

    44 static const qreal DefaultHue = 1.0;

    45 static const qreal DefaultSaturation = 1.0;

    46 

    47 

    48 //-----------------------------------------------------------------------------

    49 // Constructor / destructor

    50 //-----------------------------------------------------------------------------

    51 

    52 MMF::VideoWidget::VideoWidget(QWidget* parent)

    53         :   MediaNode(parent)

    54         ,   m_widget(new VideoOutput(parent))

    55         ,   m_aspectRatio(DefaultAspectRatio)

    56         ,   m_brightness(DefaultBrightness)

    57         ,   m_scaleMode(DefaultScaleMode)

    58         ,   m_contrast(DefaultContrast)

    59         ,   m_hue(DefaultHue)

    60         ,   m_saturation(DefaultSaturation)

    61 {

    62     TRACE_CONTEXT(VideoWidget::VideoWidget, EVideoApi);

    63     TRACE_ENTRY_0();

    64 

    65     TRACE_EXIT_0();

    66 }

    67 

    68 MMF::VideoWidget::~VideoWidget()

    69 {

    70     TRACE_CONTEXT(VideoWidget::~VideoWidget, EVideoApi);

    71     TRACE_ENTRY_0();

    72 

    73     TRACE_EXIT_0();

    74 }

    75 

    76 

    77 //-----------------------------------------------------------------------------

    78 // VideoWidgetInterface

    79 //-----------------------------------------------------------------------------

    80 

    81 Phonon::VideoWidget::AspectRatio MMF::VideoWidget::aspectRatio() const

    82 {

    83     return m_aspectRatio;

    84 }

    85 

    86 void MMF::VideoWidget::setAspectRatio

    87 (Phonon::VideoWidget::AspectRatio aspectRatio)

    88 {

    89     TRACE_CONTEXT(VideoWidget::setAspectRatio, EVideoApi);

    90     TRACE("aspectRatio %d", aspectRatio);

    91 

    92     m_aspectRatio = aspectRatio;

    93 }

    94 

    95 qreal MMF::VideoWidget::brightness() const

    96 {

    97     return m_brightness;

    98 }

    99 

   100 void MMF::VideoWidget::setBrightness(qreal brightness)

   101 {

   102     TRACE_CONTEXT(VideoWidget::setBrightness, EVideoApi);

   103     TRACE("brightness %f", brightness);

   104 

   105     m_brightness = brightness;

   106 }

   107 

   108 Phonon::VideoWidget::ScaleMode MMF::VideoWidget::scaleMode() const

   109 {

   110     return m_scaleMode;

   111 }

   112 

   113 void MMF::VideoWidget::setScaleMode(Phonon::VideoWidget::ScaleMode scaleMode)

   114 {

   115     TRACE_CONTEXT(VideoWidget::setScaleMode, EVideoApi);

   116     TRACE("setScaleMode %d", setScaleMode);

   117 

   118     m_scaleMode = scaleMode;

   119 }

   120 

   121 qreal MMF::VideoWidget::contrast() const

   122 {

   123     return m_contrast;

   124 }

   125 

   126 void MMF::VideoWidget::setContrast(qreal contrast)

   127 {

   128     TRACE_CONTEXT(VideoWidget::setContrast, EVideoApi);

   129     TRACE("contrast %f", contrast);

   130 

   131     m_contrast = contrast;

   132 }

   133 

   134 qreal MMF::VideoWidget::hue() const

   135 {

   136     return m_hue;

   137 }

   138 

   139 void MMF::VideoWidget::setHue(qreal hue)

   140 {

   141     TRACE_CONTEXT(VideoWidget::setHue, EVideoApi);

   142     TRACE("hue %f", hue);

   143 

   144     m_hue = hue;

   145 }

   146 

   147 qreal MMF::VideoWidget::saturation() const

   148 {

   149     return m_saturation;

   150 }

   151 

   152 void MMF::VideoWidget::setSaturation(qreal saturation)

   153 {

   154     TRACE_CONTEXT(VideoWidget::setSaturation, EVideoApi);

   155     TRACE("saturation %f", saturation);

   156 

   157     m_saturation = saturation;

   158 }

   159 

   160 QWidget* MMF::VideoWidget::widget()

   161 {

   162     return m_widget.data();

   163 }

   164 

   165 VideoOutput& MMF::VideoWidget::videoOutput()

   166 {

   167     return *static_cast<VideoOutput*>(widget());

   168 }

   169 

   170 bool MMF::VideoWidget::activateOnMediaObject(MediaObject *mo)

   171 {

   172     mo->setVideoOutput(&videoOutput());

   173     return true;

   174 }

   175 

   176 QT_END_NAMESPACE

   177