diff options
Diffstat (limited to 'audio/decoders/3do.h')
-rw-r--r-- | audio/decoders/3do.h | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/audio/decoders/3do.h b/audio/decoders/3do.h new file mode 100644 index 0000000000..4d8412a4cb --- /dev/null +++ b/audio/decoders/3do.h @@ -0,0 +1,96 @@ +/* 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. + * + */ + +/** + * @file + * Sound decoder used in engines: + * - sherlock (3DO version of Serrated Scalpel) + */ + +#ifndef AUDIO_3DO_SDX2_H +#define AUDIO_3DO_SDX2_H + +#include "common/scummsys.h" +#include "common/types.h" + +namespace Common { +class SeekableReadStream; +} + +namespace Audio { + +class SeekableAudioStream; + +struct audio_3DO_ADP4_PersistentSpace { + int16 lastSample; + int16 stepIndex; +}; + +struct audio_3DO_SDX2_PersistentSpace { + int16 lastSample1; + int16 lastSample2; +}; + + +/** + * Try to decode 3DO ADP4 data from the given seekable stream and create a SeekableAudioStream + * from that data. + * + * @param stream the SeekableReadStream from which to read the 3DO ADP4 data + * @size how many bytes to read from stream + * @sampleRate sample rate + * @audioFlags flags, that specify the type of output + * @param disposeAfterUse whether to delete the stream after use + * @return a new SeekableAudioStream, or NULL, if an error occurred + */ +SeekableAudioStream *make3DO_ADP4Stream( + Common::SeekableReadStream *stream, + uint32 size, + uint16 sampleRate, + byte audioFlags, + DisposeAfterUse::Flag disposeAfterUse, + audio_3DO_ADP4_PersistentSpace *persistentSpace = NULL +); + +/** + * Try to decode 3DO SDX2 data from the given seekable stream and create a SeekableAudioStream + * from that data. + * + * @param stream the SeekableReadStream from which to read the 3DO SDX2 data + * @size how many bytes to read from stream + * @sampleRate sample rate + * @audioFlags flags, that specify the type of output + * @param disposeAfterUse whether to delete the stream after use + * @return a new SeekableAudioStream, or NULL, if an error occurred + */ +SeekableAudioStream *make3DO_SDX2Stream( + Common::SeekableReadStream *stream, + uint32 size, + uint16 sampleRate, + byte audioFlags, + DisposeAfterUse::Flag disposeAfterUse, + audio_3DO_SDX2_PersistentSpace *persistentSpace = NULL +); + +} // End of namespace Audio + +#endif |