/usr/include/qxmpp/QXmppCodec.h is in libqxmpp-dev 0.3.0-1ubuntu1.
This file is owned by root:root, with mode 0o644.
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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 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 | /*
* Copyright (C) 2008-2011 The QXmpp developers
*
* Author:
* Jeremy Lainé
*
* Source:
* http://code.google.com/p/qxmpp
*
* This file is a part of QXmpp library.
*
* 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.
*
* 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.
*
*/
#ifndef QXMPPCODEC_H
#define QXMPPCODEC_H
#include <QtGlobal>
/// \brief The QXmppCodec class is the base class for audio codecs capable of
/// encoding and decoding audio samples.
///
/// Samples must be 16-bit little endian.
class QXmppCodec
{
public:
/// Reads samples from the input stream, encodes them and writes the
/// encoded data to the output stream.
virtual qint64 encode(QDataStream &input, QDataStream &output) = 0;
/// Reads encoded data from the input stream, decodes it and writes the
/// decoded samples to the output stream.
virtual qint64 decode(QDataStream &input, QDataStream &output) = 0;
};
/// \internal
///
/// The QXmppG711aCodec class represent a G.711 a-law PCM codec.
class QXmppG711aCodec : public QXmppCodec
{
public:
QXmppG711aCodec(int clockrate);
qint64 encode(QDataStream &input, QDataStream &output);
qint64 decode(QDataStream &input, QDataStream &output);
private:
int m_frequency;
};
/// \internal
///
/// The QXmppG711uCodec class represent a G.711 u-law PCM codec.
class QXmppG711uCodec : public QXmppCodec
{
public:
QXmppG711uCodec(int clockrate);
qint64 encode(QDataStream &input, QDataStream &output);
qint64 decode(QDataStream &input, QDataStream &output);
private:
int m_frequency;
};
#ifdef QXMPP_USE_SPEEX
typedef struct SpeexBits SpeexBits;
/// \internal
///
/// The QXmppSpeexCodec class represent a SPEEX codec.
class QXmppSpeexCodec : public QXmppCodec
{
public:
QXmppSpeexCodec(int clockrate);
~QXmppSpeexCodec();
qint64 encode(QDataStream &input, QDataStream &output);
qint64 decode(QDataStream &input, QDataStream &output);
private:
SpeexBits *encoder_bits;
void *encoder_state;
SpeexBits *decoder_bits;
void *decoder_state;
int frame_samples;
};
#endif
#endif
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