Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 177 insertions, 0 deletions

diff --git a/slideshow/source/engine/soundplayer.cxx b/slideshow/source/engine/soundplayer.cxx
new file mode 100644
index 000000000..c0ae300c1
--- /dev/null
+++ b/slideshow/source/engine/soundplayer.cxx
@@ -0,0 +1,177 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+
+#include <config_features.h>
+#include <tools/diagnose_ex.h>
+
+#include <com/sun/star/lang/NoSupportException.hpp>
+#include <com/sun/star/lang/XComponent.hpp>
+
+#include <tools/urlobj.hxx>
+
+#include <avmedia/mediawindow.hxx>
+#include <mediafilemanager.hxx>
+#include <soundplayer.hxx>
+
+#include <algorithm>
+
+using namespace ::com::sun::star;
+
+
+namespace slideshow::internal
+{
+        // TODO(Q3): Move the whole SoundPlayer class to avmedia.
+
+        std::shared_ptr<SoundPlayer> SoundPlayer::create(
+            EventMultiplexer & rEventMultiplexer,
+            const OUString& rSoundURL,
+            const uno::Reference< uno::XComponentContext>&  rComponentContext,
+            MediaFileManager& rMediaFileManager)
+        {
+            std::shared_ptr<SoundPlayer> pPlayer(
+                new SoundPlayer( rEventMultiplexer,
+                                 rSoundURL,
+                                 rComponentContext,
+                                 rMediaFileManager) );
+            rEventMultiplexer.addPauseHandler( pPlayer );
+            pPlayer->mThis = pPlayer;
+            return pPlayer;
+        }
+
+        bool SoundPlayer::handlePause( bool bPauseShow )
+        {
+            return bPauseShow ? stopPlayback() : startPlayback();
+        }
+
+        void SoundPlayer::dispose()
+        {
+            if( mThis )
+            {
+                mrEventMultiplexer.removePauseHandler( mThis );
+                mThis.reset();
+            }
+
+            if( mxPlayer.is() )
+            {
+                mxPlayer->stop();
+                uno::Reference<lang::XComponent> xComponent(
+                    mxPlayer, uno::UNO_QUERY );
+                if( xComponent.is() )
+                    xComponent->dispose();
+                mxPlayer.clear();
+            }
+        }
+
+        SoundPlayer::SoundPlayer(
+            EventMultiplexer & rEventMultiplexer,
+            const OUString& rSoundURL,
+            const uno::Reference< uno::XComponentContext>&  rComponentContext,
+            MediaFileManager& rMediaFileManager)
+            : mrEventMultiplexer(rEventMultiplexer),
+              mThis(),
+              mxPlayer()
+        {
+            ENSURE_OR_THROW( rComponentContext.is(),
+                              "SoundPlayer::SoundPlayer(): Invalid component context" );
+
+#if !HAVE_FEATURE_AVMEDIA
+            (void) rMediaFileManager;
+#else
+            try
+            {
+                if (rSoundURL.startsWithIgnoreAsciiCase("vnd.sun.star.Package:"))
+                {
+                    mpMediaTempFile = rMediaFileManager.getMediaTempFile(rSoundURL);
+                }
+                const INetURLObject aURL( mpMediaTempFile ? mpMediaTempFile->m_TempFileURL : rSoundURL );
+                mxPlayer = avmedia::MediaWindow::createPlayer(
+                                aURL.GetMainURL( INetURLObject::DecodeMechanism::Unambiguous ), ""/*TODO!*/ );
+            }
+            catch( uno::RuntimeException& )
+            {
+                throw;
+            }
+            catch( uno::Exception& )
+            {
+            }
+#endif
+
+            if( !mxPlayer.is() )
+                throw lang::NoSupportException(
+                    "No sound support for " + rSoundURL );
+        }
+
+        SoundPlayer::~SoundPlayer()
+        {
+            try
+            {
+                dispose();
+            }
+            catch (uno::Exception &) {
+                TOOLS_WARN_EXCEPTION( "slideshow", "" );
+            }
+        }
+
+        double SoundPlayer::getDuration() const
+        {
+            if( !mxPlayer.is() )
+                return 0.0;
+
+            const double nDuration( mxPlayer->getDuration() );
+            if( mxPlayer->isPlaying() )
+                return ::std::max( 0.0,
+                                   nDuration - mxPlayer->getMediaTime() );
+            else
+                return nDuration;
+        }
+
+        bool SoundPlayer::startPlayback()
+        {
+            if( !mxPlayer.is() )
+                return false;
+
+            if( mxPlayer->isPlaying() )
+                mxPlayer->stop();
+
+            mxPlayer->start();
+            return true;
+        }
+
+        bool SoundPlayer::stopPlayback()
+        {
+            if( mxPlayer.is() )
+                mxPlayer->stop();
+
+            return true;
+        }
+
+        void SoundPlayer::setPlaybackLoop( bool bLoop )
+        {
+            if( mxPlayer.is() )
+                mxPlayer->setPlaybackLoop( bLoop );
+        }
+
+        bool SoundPlayer::isPlaying() const
+        {
+            return mxPlayer->isPlaying();
+        }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */