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diff --git a/engines/gob/sound/soundblaster.h b/engines/gob/sound/soundblaster.h
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+++ b/engines/gob/sound/soundblaster.h
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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * $URL$
+ * $Id$
+ *
+ */
+
+#ifndef GOB_SOUND_SOUNDBLASTER_H
+#define GOB_SOUND_SOUNDBLASTER_H
+
+#include "common/mutex.h"
+#include "sound/mixer.h"
+
+#include "gob/sound/sounddesc.h"
+#include "gob/sound/soundmixer.h"
+
+namespace Gob {
+
+class SoundBlaster : public SoundMixer {
+public:
+	SoundBlaster(Audio::Mixer &mixer);
+	~SoundBlaster();
+
+	void playSample(SoundDesc &sndDesc, int16 repCount,
+			int16 frequency, int16 fadeLength = 0);
+	void stopSound(int16 fadeLength, SoundDesc *sndDesc = 0);
+
+	void playComposition(int16 *composition, int16 freqVal,
+			SoundDesc *sndDescs = 0, int8 sndCount = 60);
+	void stopComposition();
+	void endComposition();
+
+protected:
+	Common::Mutex _mutex;
+
+	SoundDesc *_compositionSamples;
+	int8 _compositionSampleCount;
+	int16 _composition[50];
+	int8 _compositionPos;
+
+	SoundDesc *_curSoundDesc;
+
+	void setSample(SoundDesc &sndDesc, int16 repCount,
+			int16 frequency, int16 fadeLength);
+	void checkEndSample();
+	void endFade();
+
+	void nextCompositionPos();
+};
+
+} // End of namespace Gob
+
+#endif // GOB_SOUND_SOUNDBLASTER_H