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voc.h

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00001 /* ScummVM - Graphic Adventure Engine
00002  *
00003  * ScummVM is the legal property of its developers, whose names
00004  * are too numerous to list here. Please refer to the COPYRIGHT
00005  * file distributed with this source distribution.
00006  *
00007  * This program is free software; you can redistribute it and/or
00008  * modify it under the terms of the GNU General Public License
00009  * as published by the Free Software Foundation; either version 2
00010  * of the License, or (at your option) any later version.
00011  *
00012  * This program is distributed in the hope that it will be useful,
00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015  * GNU General Public License for more details.
00016  *
00017  * You should have received a copy of the GNU General Public License
00018  * along with this program; if not, write to the Free Software
00019  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
00020  *
00021  */
00022 
00033 #ifndef AUDIO_VOC_H
00034 #define AUDIO_VOC_H
00035 
00036 #include "common/scummsys.h"
00037 #include "common/types.h"
00038 
00039 namespace Common {
00040 class ReadStream;
00041 class SeekableReadStream;
00042 }
00043 
00044 namespace Audio {
00045 
00046 class AudioStream;
00047 class SeekableAudioStream;
00048 
00049 
00050 #include "common/pack-start.h"  // START STRUCT PACKING
00051 
00052 struct VocFileHeader {
00053     uint8 desc[20];
00054     uint16 datablock_offset;
00055     uint16 version;
00056     uint16 id;
00057 } PACKED_STRUCT;
00058 
00059 struct VocBlockHeader {
00060     uint8 blocktype;
00061     uint8 size[3];
00062     uint8 sr;
00063     uint8 pack;
00064 } PACKED_STRUCT;
00065 
00066 #include "common/pack-end.h"    // END STRUCT PACKING
00067 
00078 extern int getSampleRateFromVOCRate(int vocSR);
00079 
00087 SeekableAudioStream *makeVOCStream(Common::SeekableReadStream *stream, byte flags, DisposeAfterUse::Flag disposeAfterUse = DisposeAfterUse::NO);
00088 
00089 } // End of namespace Audio
00090 
00091 #endif


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