formats.h
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// Copyright (C) 2002 Federico Montesino Pouzols <fedemp@altern.org>.
//
// 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//
// As a special exception, you may use this file as part of a free software
// library without restriction. Specifically, if other files instantiate
// templates or use macros or inline functions from this file, or you compile
// this file and link it with other files to produce an executable, this
// file does not by itself cause the resulting executable to be covered by
// the GNU General Public License. This exception does not however
// invalidate any other reasons why the executable file might be covered by
// the GNU General Public License.
//
// This exception applies only to the code released under the name GNU
// ccRTP. If you copy code from other releases into a copy of GNU
// ccRTP, as the General Public License permits, the exception does
// not apply to the code that you add in this way. To avoid misleading
// anyone as to the status of such modified files, you must delete
// this exception notice from them.
//
// If you write modifications of your own for GNU ccRTP, it is your choice
// whether to permit this exception to apply to your modifications.
// If you do not wish that, delete this exception notice.
//
#ifndef CCXX_RTP_FORMATS_H_
#define CCXX_RTP_FORMATS_H_
NAMESPACE_COMMONCPP
typedef uint8 PayloadType;
const PayloadType ptINVALID = 128;
typedef enum {
// Types for audio formats:
sptPCMU = 0,
firstStaticPayloadType = sptPCMU,
// 1016 static payload type is now deprecated. Type 1 is reserved.
// spt1016, ///< CELP audio (FED-STD 1016) (RFC 1890)
sptG726_32 = 2,
sptGSM,
sptG723,
sptDVI4_8000,
sptDVI4_16000,
sptLPC,
sptPCMA,
sptG722,
sptL16_DUAL,
sptL16_MONO,
sptQCELP,
// Type 13 is reserved.
sptMPA = 14,
sptG728,
sptDVI4_11025,
sptDVI4_22050,
sptG729,
// Type 19 is reserved. Types 20 - 23 are unassigned.
lastStaticAudioPayloadType = sptG729,
// Types for video formats:
// Type 24 is unassigned.
sptCELB = 25,
sptJPEG,
// Type 27 is unassigned.
sptNV = 28,
// Types 29 and 30 are unassigned.
sptH261 = 31,
sptMPV,
sptMP2T,
sptH263,
// Types 35 - 71 are unassigned.
// Types 72 - 76 are reserved.
// Types 96 - 127 are dynamic.
lastStaticPayloadType = sptH263
} StaticPayloadType;
class __EXPORT PayloadFormat
{
public:
inline PayloadType getPayloadType() const
{ return payloadType; }
inline uint32 getRTPClockRate() const
{ return RTPClockRate; }
protected:
PayloadFormat()
{ }
inline virtual ~PayloadFormat()
{ }
inline void setPayloadType(PayloadType pt)
{ payloadType = pt; }
inline void setRTPClockRate(uint32 rate)
{ RTPClockRate = rate; }
// default clock rate
static const uint32 defaultRTPClockRate;
private:
PayloadType payloadType;
uint32 RTPClockRate;
};
class __EXPORT StaticPayloadFormat : public PayloadFormat
{
public:
StaticPayloadFormat(StaticPayloadType type);
private:
static uint32 staticAudioTypesRates[lastStaticAudioPayloadType -
firstStaticPayloadType + 1];
};
class __EXPORT DynamicPayloadFormat : public PayloadFormat
{
public:
DynamicPayloadFormat(PayloadType type, uint32 rate);
};
// payload
END_NAMESPACE
#endif // ndef CCXX_RTP_FORMATS_H_
PayloadFormat::getPayloadType
PayloadType getPayloadType() const
Get payload type numeric identifier carried in RTP packets.
Definition: formats.h:138
sptPCMU
ITU-T G.711. mu-law audio 8 Khz (RFC 1890)
Definition: formats.h:76
sptDVI4_22050
DVI audio at 22050 hz (by Joseph Di Pol)
Definition: formats.h:95
PayloadFormat::~PayloadFormat
virtual ~PayloadFormat()
PayloadFormat must not be used but as base class.
Definition: formats.h:162
PayloadFormat::setRTPClockRate
void setRTPClockRate(uint32 rate)
Set RTP clock rate.
Definition: formats.h:178
sptG723
ITU-T G.723. MP-MLQ ACELP audio (RFC 1890)
Definition: formats.h:82
PayloadFormat::setPayloadType
void setPayloadType(PayloadType pt)
Set payload type numeric identifier carried in RTP packets.
Definition: formats.h:170
sptGSM
GSM audio (RFC 1890)
Definition: formats.h:81
ptINVALID
const PayloadType ptINVALID
Predefined value for invalid or uninitialized payload type variables.
Definition: formats.h:66
sptLPC
LPC audio (RFC 1890)
Definition: formats.h:85
sptMPA
MPEG Audio elem. stream (RFCs 1890, 2250)
Definition: formats.h:92
sptG728
ITU-T G.728. LD-CELP audio.
Definition: formats.h:93
sptJPEG
JPEG (ISO 10918) video (RFCs 1890, 2435)
Definition: formats.h:103
StaticPayloadFormat
Static payload format objects.
Definition: formats.h:201
DynamicPayloadFormat
Dynamic payload format objects.
Definition: formats.h:235
sptH263
ITU-T H.263 video (RFCs 2190, 2429)
Definition: formats.h:110
firstStaticPayloadType
Definition: formats.h:77
PayloadFormat::getRTPClockRate
uint32 getRTPClockRate() const
Get RTP clock rate for this payload format.
Definition: formats.h:149
sptL16_MONO
Linear uncompressed mono audio (RFC 1890)
Definition: formats.h:89
sptDVI4_16000
Modified IMA ADPCM audio 16Khz (RFC 1890)
Definition: formats.h:84
sptDVI4_11025
DVI audio at 11025 hz (by Joseph Di Pol)
Definition: formats.h:94
PayloadFormat
Base payload format class.
Definition: formats.h:130
sptL16_DUAL
Linear uncompressed dual audio (RFC 1890)
Definition: formats.h:88
PayloadFormat::defaultRTPClockRate
static const uint32 defaultRTPClockRate
Definition: formats.h:182
PayloadFormat::PayloadFormat
PayloadFormat()
PayloadFormat must not be used but as base class.
Definition: formats.h:156
sptG722
Audio (RFCs 1890, 3047)
Definition: formats.h:87
sptG729
ITU-T G.729. CS-ACELP audio.
Definition: formats.h:96
lastStaticAudioPayloadType
Definition: formats.h:98
sptH261
ITU-T H.261 video (RFCs 1890, 2032)
Definition: formats.h:107
sptDVI4_8000
Modified IMA ADPCM audio 8Khz (RFC 1890)
Definition: formats.h:83
lastStaticPayloadType
Definition: formats.h:114
sptMP2T
MPEG 2 Transport stream (RFCs 1890, 2250)
Definition: formats.h:109
sptQCELP
Audio at 8000 hz.
Definition: formats.h:90
sptNV
Ron Frederick&#39;s nv audio (RFC 1890)
Definition: formats.h:105
sptG726_32
ITU-T G.726. ADPCM audio (RFC 1890)
Definition: formats.h:80
sptMPV
MPEG Video elem. stream (RFCs 1890, 2250)
Definition: formats.h:108
sptCELB
Sun&#39;s propietary video (RFCs 1890, 2029)
Definition: formats.h:102
StaticPayloadType
StaticPayloadType
RTP static payload types (default bindings) defined in the AVP profile.
Definition: formats.h:74
sptPCMA
ITU-T G.711 A-law audio 8 Khz (RFC 1890)
Definition: formats.h:86
PayloadType
uint8 PayloadType
RTP payload type numeric identifier.
Definition: formats.h:63