avmedia/source/vlc/vlcmanager.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  */
   9
  10 #include <boost/algorithm/string.hpp>
  11 #include <boost/lexical_cast.hpp>
  12 #include <com/sun/star/uno/Exception.hpp>
  13 #include <cppuhelper/supportsservice.hxx>
  14 #include <sal/log.hxx>
  15 #include "vlcmanager.hxx"
  16 #include "vlcplayer.hxx"
  17 #include <wrapper/Instance.hxx>
  18 #include <wrapper/EventManager.hxx>
  19 #include <wrapper/Media.hxx>
  20 #include <wrapper/Player.hxx>
  21 #include <wrapper/Common.hxx>
  22
  23 using namespace ::com::sun::star;
  24
  25 namespace avmedia {
  26 namespace vlc {
  27
  28 namespace
  29 {
  30     const OUString VLC_IMPLEMENTATION_NAME = "com.sun.star.comp.avmedia.Manager_VLC";
  31     const OUString VLC_SERVICENAME = "com.sun.star.media.Manager_VLC";
  32
  33     const char * const VLC_ARGS[] = {
  34         "--demux",
  35         "ffmpeg",
  36         "--no-mouse-events",
  37         "--verbose=-1"
  38     };
  39 }
  40
  41 Manager::Manager()
  42     : mEventHandler()
  43 {
  44     using namespace wrapper;
  45     static bool success = Instance::LoadSymbols() && EventManager::LoadSymbols()
  46                           && Media::LoadSymbols() && Player::LoadSymbols()
  47                           && Common::LoadSymbols();
  48
  49     m_is_vlc_found = success;
  50     if (m_is_vlc_found)
  51     {
  52         mInstance.reset(new Instance( SAL_N_ELEMENTS(VLC_ARGS), VLC_ARGS ));
  53         //Check VLC version
  54         std::vector<std::string> verComponents;
  55         const std::string str(Common::Version());
  56
  57         boost::split(verComponents,
  58                      str,
  59                      boost::is_any_of(". "));
  60         if (verComponents.size() < 3
  61             || boost::lexical_cast<int>(verComponents[0]) < 2
  62             || (boost::lexical_cast<int>(verComponents[1]) == 0
  63                 && boost::lexical_cast<int>(verComponents[2]) < 8))
  64         {
  65             SAL_WARN("avmedia", "VLC version '" << str << "' is too old");
  66             m_is_vlc_found = false;
  67         }
  68         else
  69             SAL_INFO("avmedia", "VLC version '" << str << "' is acceptable");
  70     }
  71     else
  72         SAL_WARN("avmedia", "Cannot load symbols");
  73
  74     if (m_is_vlc_found)
  75     {
  76         mEventHandler.create();
  77     }
  78 }
  79
  80 Manager::~Manager()
  81 {
  82     mEventHandler.stop();
  83 }
  84
  85 uno::Reference< media::XPlayer > SAL_CALL Manager::createPlayer( const OUString& rURL )
  86 {
  87     if ( !m_is_vlc_found )
  88         throw uno::RuntimeException("VLC not found", nullptr);
  89
  90     if ( !rURL.isEmpty() )
  91     {
  92         if (mURL == rURL)
  93             return mPlayer;
  94
  95         mURL = rURL;
  96     }
  97     else
  98         return mPlayer;
  99
 100     VLCPlayer* pPlayer( new VLCPlayer( mURL,
 101                                        *mInstance,
 102                                        mEventHandler /*, mxMgr */ ) );
 103     mPlayer.set( pPlayer );
 104
 105     return mPlayer;
 106 }
 107
 108 OUString SAL_CALL Manager::getImplementationName()
 109 {
 110     return VLC_IMPLEMENTATION_NAME;
 111 }
 112
 113 sal_Bool SAL_CALL Manager::supportsService( const OUString& serviceName )
 114 {
 115     return cppu::supportsService(this, serviceName);
 116 }
 117
 118 uno::Sequence< OUString > SAL_CALL Manager::getSupportedServiceNames()
 119 {
 120     return { VLC_SERVICENAME };
 121 }
 122
 123 } // end namespace vlc
 124 } // end namespace avmedia
 125
 126 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */