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#ifndef __AST_H323CAPS_H
#define __AST_H323CAPS_H
/**This class describes the G.711 codec capability.
*/
class AST_G711Capability : public H323AudioCapability
{
PCLASSINFO(AST_G711Capability, H323AudioCapability);
public:
AST_G711Capability(int rx_frames = 125, H323_G711Capability::Mode _mode = H323_G711Capability::muLaw, H323_G711Capability::Speed _speed = H323_G711Capability::At64k);
virtual PObject *Clone() const;
virtual H323Codec * CreateCodec(H323Codec::Direction direction) const;
virtual unsigned GetSubType() const;
virtual PString GetFormatName() const;
protected:
H323_G711Capability::Mode mode;
H323_G711Capability::Speed speed;
};
/**This class describes the G.723.1 codec capability.
*/
class AST_G7231Capability : public H323AudioCapability
{
PCLASSINFO(AST_G7231Capability, H323AudioCapability);
public:
AST_G7231Capability(int rx_frames = 7, BOOL annexA = TRUE);
Comparison Compare(const PObject & obj) const;
virtual PObject * Clone() const;
virtual H323Codec * CreateCodec(H323Codec::Direction direction) const;
virtual unsigned GetSubType() const;
virtual PString GetFormatName() const;
virtual BOOL OnSendingPDU(H245_AudioCapability & pdu, unsigned packetSize) const;
virtual BOOL OnReceivedPDU(const H245_AudioCapability & pdu, unsigned & packetSize);
protected:
BOOL annexA;
};
/**This class describes the (fake) G729 codec capability.
*/
class AST_G729Capability : public H323AudioCapability
{
PCLASSINFO(AST_G729Capability, H323AudioCapability);
public:
AST_G729Capability(int rx_frames = 24);
/* Create a copy of the object. */
virtual PObject * Clone() const;
/* Create the codec instance, allocating resources as required. */
virtual H323Codec * CreateCodec(H323Codec::Direction direction) const;
/* Get the sub-type of the capability. This is a code dependent on the
main type of the capability.
This returns one of the four possible combinations of mode and speed
using the enum values of the protocol ASN H245_AudioCapability class. */
virtual unsigned GetSubType() const;
/* Get the name of the media data format this class represents. */
virtual PString GetFormatName() const;
};
/* This class describes the VoiceAge G729A codec capability. */
class AST_G729ACapability : public H323AudioCapability
{
PCLASSINFO(AST_G729ACapability, H323AudioCapability);
public:
/* Create a new G.729A capability. */
AST_G729ACapability(int rx_frames = 24);
/* Create a copy of the object. */
virtual PObject * Clone() const;
/* Create the codec instance, allocating resources as required. */
virtual H323Codec * CreateCodec(H323Codec::Direction direction) const;
/* Get the sub-type of the capability. This is a code dependent on the
main type of the capability.
This returns one of the four possible combinations of mode and speed
using the enum values of the protocol ASN H245_AudioCapability class. */
virtual unsigned GetSubType() const;
/* Get the name of the media data format this class represents. */
virtual PString GetFormatName() const;
};
/* This class describes the GSM-06.10 codec capability. */
class AST_GSM0610Capability : public H323AudioCapability
{
PCLASSINFO(AST_GSM0610Capability, H323AudioCapability);
public:
/* Create a new GSM capability. */
AST_GSM0610Capability(int rx_frames = 24, int comfortNoise = 0, int scrambled = 0);
/* Create a copy of the object. */
virtual PObject * Clone() const;
/* Create the codec instance, allocating resources as required. */
virtual H323Codec * CreateCodec(H323Codec::Direction direction) const;
/* Get the sub-type of the capability. This is a code dependent on the
main type of the capability.
This returns one of the four possible combinations of mode and speed
using the enum values of the protocol ASN H245_AudioCapability class. */
virtual unsigned GetSubType() const;
/* Get the name of the media data format this class represents. */
virtual PString GetFormatName() const;
BOOL OnSendingPDU(H245_AudioCapability & pdu, unsigned packetSize) const;
BOOL OnReceivedPDU(const H245_AudioCapability & pdu, unsigned & packetSize);
protected:
int comfortNoise;
int scrambled;
};
#endif /* __AST_H323CAPS_H */
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