git.maemo.org Git - mafwsubrenderer/blob - qmafw-gst-subtitles-renderer/src/MafwGstRendererPlugin.cpp

   1 /*
   2  * This file is part of QMAFW
   3  *
   4  * Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). All rights
   5  * reserved.
   6  *
   7  * Contact: Visa Smolander <visa.smolander@nokia.com>
   8  *
   9  * This software, including documentation, is protected by copyright controlled
  10  * by Nokia Corporation. All rights are reserved. Copying, including
  11  * reproducing, storing, adapting or translating, any or all of this material
  12  * requires the prior written consent of Nokia Corporation. This material also
  13  * contains confidential information which may not be disclosed to others
  14  * without the prior written consent of Nokia.
  15  *
  16  */
  17
  18 #include <QObject>
  19 #include <QtPlugin>
  20 #include <QDebug>
  21 #include <QSettings>
  22 #include <QCoreApplication>
  23
  24 #include <MafwInternalRegistry.h>
  25
  26 #include "MafwGstRendererPlugin.h"
  27 #include "MafwGstRenderer.h"
  28
  29 #ifdef _VERSION_INFO
  30 #include "version.h"
  31 #endif
  32
  33 const QString PLUGIN_NAME = "MafwGstRendererPlugin";
  34 const QString RENDERER_UUID = "mafw_gst_renderer";
  35 const QString DBUS_WRAPPER_NAME = "qmafw-dbus-wrapper";
  36 const QString RENDERER_PLUGIN_CONFIG_FILE = "/usr/share/qmafw/mafw-gst-renderer-plugin.conf";
  37
  38
  39 MafwGstRendererPlugin::~MafwGstRendererPlugin()
  40 {
  41     qDebug() << __PRETTY_FUNCTION__;
  42     for(int i = 0; i < m_rendererIds.count(); i++)
  43     {
  44         m_registry->removeExtension(m_rendererIds.at(i));
  45     }
  46 }
  47
  48 void MafwGstRendererPlugin::initialize(MafwInternalRegistry* registry)
  49 {
  50 #ifdef _VERSION_INFO
  51     qDebug() << "mafw-gst-renderer revision:" << revision;
  52     qDebug() << "mafw-gst-renderer library builtime:" << build_time;
  53 #endif
  54
  55     Q_ASSERT(registry);
  56
  57     m_registry = registry;
  58
  59     QString rendererArrayKey;
  60     QString appname = QCoreApplication::applicationName();
  61     // appname can contain full path to config file
  62     if(appname.endsWith(DBUS_WRAPPER_NAME))
  63     {
  64         // We are loading out-process renderers from config file
  65         rendererArrayKey = "renderers";
  66         loadRenderers(rendererArrayKey);
  67     }
  68     else
  69     {
  70         // We are loading in-process renderers from config file
  71         rendererArrayKey = "in-process-renderers";
  72         loadRenderers(rendererArrayKey);
  73     }
  74
  75     // if there are no gst-renderers in config file, we create a "basic" gst-renderer
  76     if(m_rendererIds.isEmpty())
  77     {
  78         MafwGstRenderer *rnd = new MafwGstRenderer(RENDERER_UUID,
  79                                                    PLUGIN_NAME,
  80                                                    "QMAFW GStreamer Renderer",
  81                                                    registry);
  82
  83         QSettings settings(RENDERER_PLUGIN_CONFIG_FILE, QSettings::NativeFormat);
  84
  85         if(rnd->initialize(&settings))
  86         {
  87             m_registry->addRenderer(rnd);
  88             m_rendererIds.append(RENDERER_UUID);
  89         }
  90         else
  91         {
  92             qCritical() << "Failed to initialize QMAFW GStreamer Renderer";
  93             delete rnd;
  94         }
  95     }
  96 }
  97
  98 void MafwGstRendererPlugin::loadRenderers(const QString& rendererArrayKey)
  99 {
 100     QSettings settings(RENDERER_PLUGIN_CONFIG_FILE, QSettings::NativeFormat);
 101     QString id;
 102     QString friendlyname;
 103
 104     QList<MafwGstRenderer*> rnds;
 105
 106     // Configuration file contains the array of renderer names and uuids as string.
 107     // beginReadArray returns size of the array.
 108     int size = settings.beginReadArray(rendererArrayKey);
 109     for(int i = 0; i < size; i++)
 110     {
 111         settings.setArrayIndex(i);
 112         id = settings.value("Id").toString();
 113         friendlyname = settings.value("FriendlyName").toString();
 114         MafwGstRenderer *rnd = new MafwGstRenderer(id,
 115                                                    PLUGIN_NAME,
 116                                                    friendlyname,
 117                                                    m_registry);
 118         rnds.append(rnd);
 119     }
 120     settings.endArray();
 121
 122     Q_FOREACH( MafwGstRenderer *rnd, rnds )
 123     {
 124         if(rnd->initialize(&settings))
 125         {
 126             m_registry->addRenderer(rnd);
 127             m_rendererIds.append(rnd->uuid());
 128         }
 129         else
 130         {
 131             qCritical() << "Failed to initialize" << rnd->name();
 132             delete rnd;
 133         }
 134     }
 135 }
 136
 137 QString MafwGstRendererPlugin::name() const
 138 {
 139     return PLUGIN_NAME;
 140 }
 141
 142 /*****************************************************************************
 143  * Plugin export
 144  ****************************************************************************/
 145 Q_EXPORT_PLUGIN2(qmafw-gst-renderer-plugin, MafwGstRendererPlugin)