liveMedia/MPEG2TransportStreamMultiplexor.cpp File Reference

#include "MPEG2TransportStreamMultiplexor.hh"

Include dependency graph for MPEG2TransportStreamMultiplexor.cpp:

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Defines
#define	TRANSPORT_PACKET_SIZE   188
#define	PAT_FREQUENCY   100
#define	PMT_FREQUENCY   500
#define	PID_TABLE_SIZE   256
#define	PAT_PID   0
#define	OUR_PROGRAM_NUMBER   1
#define	OUR_PROGRAM_MAP_PID   0x30
Functions
static u_int32_t	calculateCRC (u_int8_t *data, unsigned dataLength)
Variables
static u_int32_t const	CRC32 [256]

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Define Documentation

#define OUR_PROGRAM_MAP_PID   0x30

Definition at line 234 of file MPEG2TransportStreamMultiplexor.cpp.

Referenced by MPEG2TransportStreamMultiplexor::deliverPATPacket(), and MPEG2TransportStreamMultiplexor::deliverPMTPacket().

#define OUR_PROGRAM_NUMBER   1

Definition at line 233 of file MPEG2TransportStreamMultiplexor.cpp.

Referenced by MPEG2TransportStreamMultiplexor::deliverPATPacket(), and MPEG2TransportStreamMultiplexor::deliverPMTPacket().

#define PAT_FREQUENCY   100

Definition at line 26 of file MPEG2TransportStreamMultiplexor.cpp.

Referenced by MPEG2TransportStreamMultiplexor::doGetNextFrame().

#define PAT_PID   0

Definition at line 232 of file MPEG2TransportStreamMultiplexor.cpp.

#define PID_TABLE_SIZE   256

Definition at line 29 of file MPEG2TransportStreamMultiplexor.cpp.

#define PMT_FREQUENCY   500

Definition at line 27 of file MPEG2TransportStreamMultiplexor.cpp.

Referenced by MPEG2TransportStreamMultiplexor::doGetNextFrame().

#define TRANSPORT_PACKET_SIZE   188

Definition at line 24 of file MPEG2TransportStreamMultiplexor.cpp.

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Function Documentation

static u_int32_t calculateCRC	(	u_int8_t *	data,
		unsigned	dataLength
	)			[static]

Definition at line 423 of file MPEG2TransportStreamMultiplexor.cpp.

Referenced by MPEG2TransportStreamMultiplexor::deliverPATPacket(), and MPEG2TransportStreamMultiplexor::deliverPMTPacket().

                                                                   {
  u_int32_t crc = 0xFFFFFFFF;

  while (dataLength-- > 0) {
    crc = (crc<<8) ^ CRC32[(crc>>24) ^ (u_int32_t)(*data++)];
  }

  return crc;
}

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Variable Documentation

u_int32_t const CRC32[256] [static]

Definition at line 356 of file MPEG2TransportStreamMultiplexor.cpp.

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