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
|
/**********
This library is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by the
Free Software Foundation; either version 2.1 of the License, or (at your
option) any later version. (See <http://www.gnu.org/copyleft/lesser.html>.)
This library 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 Lesser General Public License for
more details.
You should have received a copy of the GNU Lesser General Public License
along with this library; if not, write to the Free Software Foundation, Inc.,
59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
**********/
// "liveMedia"
// Copyright (c) 1996-2004 Live Networks, Inc. All rights reserved.
// A source object for AMR audio sources
// C++ header
#ifndef _AMR_AUDIO_SOURCE_HH
#define _AMR_AUDIO_SOURCE_HH
#ifndef _FRAMED_SOURCE_HH
#include "FramedSource.hh"
#endif
class AMRAudioSource: public FramedSource {
public:
Boolean isWideband() const { return fIsWideband; }
unsigned numChannels() const { return fNumChannels; }
u_int8_t lastFrameHeader() const { return fLastFrameHeader; }
// The frame header for the most recently read frame (RFC 3267, sec. 5.3)
protected:
AMRAudioSource(UsageEnvironment& env, Boolean isWideband, unsigned numChannels);
// virtual base class
virtual ~AMRAudioSource();
private:
// redefined virtual functions:
virtual Boolean isAMRAudioSource() const;
protected:
Boolean fIsWideband;
unsigned fNumChannels;
u_int8_t fLastFrameHeader;
};
#endif
|
