added game music plugin

git-svn-id: http://svn.code.sf.net/p/qmmp-dev/code/trunk/qmmp@1909 90c681e8-e032-0410-971d-27865f9a5e38

1 files changed, 99 insertions, 0 deletions

diff --git a/src/plugins/Input/gme/decoder_gme.cpp b/src/plugins/Input/gme/decoder_gme.cpp
new file mode 100644
index 000000000..7dd42101f
--- /dev/null
+++ b/src/plugins/Input/gme/decoder_gme.cpp
@@ -0,0 +1,99 @@
+/***************************************************************************
+ *   Copyright (C) 2010 by Ilya Kotov                                      *
+ *   forkotov02@hotmail.ru                                                 *
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ *   This program is distributed in the hope that it will be useful,       *
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+ *   GNU General Public License for more details.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with this program; if not, write to the                         *
+ *   Free Software Foundation, Inc.,                                       *
+ *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
+ ***************************************************************************/
+
+#include <qmmp/statehandler.h>
+#include "gmehelper.h"
+#include "decoder_gme.h"
+
+// Decoder class
+DecoderGme::DecoderGme(const QString &path) : Decoder()
+{
+    m_path = path;
+    m_emu = 0;
+}
+
+DecoderGme::~DecoderGme()
+{}
+
+bool DecoderGme::initialize()
+{
+    int track = m_path.section("#", -1).toInt();
+    m_emu = m_helper.load(m_path);
+    if(!m_emu)
+        return false;
+
+    int count = m_emu->track_count();
+    if(track > count + 1 || track < 0)
+    {
+        qWarning("DecoderGme: track number is out of range");
+        delete m_emu;
+        m_emu = 0;
+        return false;
+    }
+    m_emu->start_track(track - 1);
+    track_info_t track_info;
+    if(!m_emu->track_info(&track_info))
+    {
+        if(track_info.length <= 0)
+            track_info.length = track_info.intro_length + track_info.loop_length * 2;
+    }
+    if(track_info.length <= 0)
+        track_info.length = (long) (2.5 * 60 * 1000);
+    if(track_info.length < m_helper.fadeLength())
+        track_info.length += m_helper.fadeLength();
+    m_emu->set_fade(track_info.length - m_helper.fadeLength(), m_helper.fadeLength());
+    QMap<Qmmp::MetaData, QString> metadata;
+    metadata.insert(Qmmp::TITLE, track_info.song);
+    metadata.insert(Qmmp::ARTIST, track_info.author);
+    metadata.insert(Qmmp::COMMENT, track_info.comment);
+    metadata.insert(Qmmp::TRACK, QString("%1").arg(track));
+    metadata.insert(Qmmp::URL, m_path);
+    StateHandler::instance()->dispatch(metadata);
+    m_totalTime = track_info.length;
+    configure(44100, 2);
+    qDebug("DecoderGme: initialize succes");
+    return true;
+}
+
+qint64 DecoderGme::totalTime()
+{
+    return m_totalTime;
+}
+
+void DecoderGme::seek(qint64 pos)
+{
+    m_emu->seek(pos);
+}
+
+int DecoderGme::bitrate()
+{
+    return 8;
+}
+
+qint64 DecoderGme::read(char *data, qint64 size)
+{
+    if(m_emu->track_ended())
+        return 0;
+    if (m_emu->play(size/2, (short*)data))
+    {
+        return 0;
+    }
+    return size;
+}