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
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
|
/*
Copyright (C) 2000 Rik Hemsley (rikkus) <rik@kde.org>
Copyright (C) 2000, 2001, 2002 Michael Matz <matz@kde.org>
Copyright (C) 2001 Carsten Duvenhorst <duvenhorst@m2.uni-hannover.de>
Copyright (C) 2001 Adrian Schroeter <adrian@suse.de>
Copyright (C) 2003 Richard Lärkäng <richard@goteborg.utfors.se>
Copyright (C) 2003 Scott Wheeler <wheeler@kde.org>
Copyright (C) 2004, 2005 Benjamin Meyer <ben at meyerhome dot net>
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 02111-1307, USA.
*/
#include "encoderwav.h"
extern "C"
{
KDE_EXPORT void create_audiocd_encoders(KIO::SlaveBase *slave, QPtrList<AudioCDEncoder> &encoders)
{
encoders.append( new EncoderWav(slave));
encoders.append( new EncoderCda(slave));
}
}
class EncoderWav::Private
{
public:
};
unsigned long EncoderWav::size(long time_secs) const {
return (EncoderCda::size(time_secs) + 44);
}
const char * EncoderWav::mimeType() const {
return "audio/x-wav";
}
long EncoderWav::readInit(long byteCount){
static char riffHeader[] =
{
0x52, 0x49, 0x46, 0x46, // 0 "AIFF"
0x00, 0x00, 0x00, 0x00, // 4 wavSize
0x57, 0x41, 0x56, 0x45, // 8 "WAVE"
0x66, 0x6d, 0x74, 0x20, // 12 "fmt "
0x10, 0x00, 0x00, 0x00, // 16
0x01, 0x00, 0x02, 0x00, // 20
0x44, 0xac, 0x00, 0x00, // 24
0x10, 0xb1, 0x02, 0x00, // 28
0x04, 0x00, 0x10, 0x00, // 32
0x64, 0x61, 0x74, 0x61, // 36 "data"
0x00, 0x00, 0x00, 0x00 // 40 byteCount
};
Q_INT32 wavSize(byteCount + 44 - 8);
riffHeader[4] = (wavSize >> 0 ) & 0xff;
riffHeader[5] = (wavSize >> 8 ) & 0xff;
riffHeader[6] = (wavSize >> 16) & 0xff;
riffHeader[7] = (wavSize >> 24) & 0xff;
riffHeader[40] = (byteCount >> 0 ) & 0xff;
riffHeader[41] = (byteCount >> 8 ) & 0xff;
riffHeader[42] = (byteCount >> 16) & 0xff;
riffHeader[43] = (byteCount >> 24) & 0xff;
QByteArray output;
output.setRawData(riffHeader, 44);
ioslave->data(output);
output.resetRawData(riffHeader, 44);
return 44;
}
|
