runtime/phonon/xine/brightnesscontrol.cpp

   1 /*  This file is part of the KDE project
   2     Copyright (C) 2006 Matthias Kretz <kretz@kde.org>
   3
   4     This program is free software; you can redistribute it and/or
   5     modify it under the terms of the GNU Library General Public
   6     License as published by the Free Software Foundation; either
   7     version 2 of the License, or (at your option) any later version.
   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 GNU
  12     Library General Public License for more details.
  13
  14     You should have received a copy of the GNU Library General Public License
  15     along with this library; see the file COPYING.LIB.  If not, write to
  16     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  17     Boston, MA 02110-1301, USA.
  18
  19 */
  20
  21 #include "brightnesscontrol.h"
  22 #include "mediaobject.h"
  23 #include <kdebug.h>
  24
  25 namespace Phonon
  26 {
  27 namespace Xine
  28 {
  29
  30 BrightnessControl::BrightnessControl(QObject *parent)
  31     : VideoEffect(1, parent)
  32     , m_brightness(100)
  33 {
  34 }
  35
  36 BrightnessControl::~BrightnessControl()
  37 {
  38 }
  39
  40 void BrightnessControl::setPath(VideoPath *path)
  41 {
  42     VideoEffect::setPath(path);
  43     //TODO find output and set brightness
  44 }
  45
  46 void BrightnessControl::setBrightness(int newBrightness)
  47 {
  48     if (newBrightness < 0)
  49         newBrightness = 0;
  50     else if (newBrightness > 65535)
  51         newBrightness = 65535;
  52     if (m_brightness != newBrightness)
  53     {
  54         m_brightness = newBrightness;
  55         XineStream *s = stream();
  56         if (s) {
  57             kDebug(610) << m_brightness;
  58             s->setParam(XINE_PARAM_VO_BRIGHTNESS, m_brightness);
  59         }
  60     }
  61 }
  62
  63 int BrightnessControl::upperBound() const
  64 {
  65     return 65535;
  66 }
  67
  68 int BrightnessControl::lowerBound() const
  69 {
  70     return 0;
  71 }
  72
  73 XineStream *BrightnessControl::stream()
  74 {
  75     if (path() && path()->mediaObject()) {
  76         return &path()->mediaObject()->stream();
  77     }
  78     return 0;
  79 }
  80
  81 } // namespace Xine
  82 } // namespace Phonon
  83
  84 #include "brightnesscontrol.moc"
  85 // vim: sw=4 ts=4