1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
|
/* 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.
*
*/
#ifndef BLADERUNNER_AUD_STREAM_H
#define BLADERUNNER_AUD_STREAM_H
#include "bladerunner/adpcm_decoder.h"
#include "audio/audiostream.h"
#include "common/endian.h"
#include "common/types.h"
namespace BladeRunner {
class AudioCache;
class AudStream : public Audio::RewindableAudioStream {
byte *_data;
byte *_p;
byte *_end;
AudioCache *_cache;
int32 _hash;
uint16 _deafBlockRemain;
uint16 _frequency;
uint32 _size;
uint32 _sizeDecompressed;
byte _flags;
byte _compressionType;
ADPCMWestwoodDecoder _decoder;
void init(byte *data);
public:
AudStream(byte *data);
AudStream(AudioCache *cache, int32 hash);
~AudStream();
int readBuffer(int16 *buffer, const int numSamples);
bool isStereo() const { return false; }
int getRate() const { return _frequency; };
bool endOfData() const { return _p == _end; }
bool rewind();
int getLength();
};
} // End of namespace BladeRunner
#endif
|
