OpalRFC4175Encoder Class Reference

#include <rfc4175.h>

Inheritance diagram for OpalRFC4175Encoder:

OpalRFC4175Transcoder OpalVideoTranscoder OpalTranscoder OpalMediaFormatPair Opal_RGB24_to_RFC4175RGB Opal_YUV420P_to_RFC4175YCbCr420

Public Member Functions

 OpalRFC4175Encoder (const OpalMediaFormat &inputMediaFormat, const OpalMediaFormat &outputMediaFormat)
PBoolean ConvertFrames (const RTP_DataFrame &input, RTP_DataFrameList &output)

Protected Member Functions

virtual void StartEncoding (const RTP_DataFrame &input)
virtual void EndEncoding ()=0
void EncodeFullFrame ()
void EncodeScanLineSegment (PINDEX y, PINDEX offs, PINDEX width)
void AddNewDstFrame ()
void FinishOutputFrame ()

Protected Attributes

DWORD extendedSequenceNumber
PINDEX maximumPacketSize
unsigned frameHeight
unsigned frameWidth
DWORD srcTimestamp
RTP_DataFrameList * dstFrames
std::vector< PINDEX > dstScanlineCounts
PINDEX dstScanLineCount
PINDEX dstPacketSize
ScanLineHeader * dstScanLineTable

Constructor & Destructor Documentation

OpalRFC4175Encoder::OpalRFC4175Encoder ( const OpalMediaFormat inputMediaFormat,
const OpalMediaFormat outputMediaFormat 
)

Parameters:
inputMediaFormat  Input media format
outputMediaFormat  Output media format


Member Function Documentation

void OpalRFC4175Encoder::AddNewDstFrame (  )  [protected]

PBoolean OpalRFC4175Encoder::ConvertFrames ( const RTP_DataFrame input,
RTP_DataFrameList &  output 
) [virtual]

Convert the data from one format to another. This function takes the input data as a RTP_DataFrame and converts it to its output format, placing it (possibly) into multiple RTP_DataFrame objects.

The default behaviour makes sure the output list has only one element in it and calls the Convert() function.

Returns PFalse if the conversion fails.

Reimplemented from OpalTranscoder.

void OpalRFC4175Encoder::EncodeFullFrame (  )  [protected]

void OpalRFC4175Encoder::EncodeScanLineSegment ( PINDEX  y,
PINDEX  offs,
PINDEX  width 
) [protected]

virtual void OpalRFC4175Encoder::EndEncoding (  )  [protected, pure virtual]

Implemented in Opal_YUV420P_to_RFC4175YCbCr420, and Opal_RGB24_to_RFC4175RGB.

void OpalRFC4175Encoder::FinishOutputFrame (  )  [protected]

virtual void OpalRFC4175Encoder::StartEncoding ( const RTP_DataFrame input  )  [protected, virtual]

Reimplemented in Opal_YUV420P_to_RFC4175YCbCr420, and Opal_RGB24_to_RFC4175RGB.


Field Documentation

RTP_DataFrameList* OpalRFC4175Encoder::dstFrames [protected]

PINDEX OpalRFC4175Encoder::dstPacketSize [protected]

PINDEX OpalRFC4175Encoder::dstScanLineCount [protected]

std::vector<PINDEX> OpalRFC4175Encoder::dstScanlineCounts [protected]

ScanLineHeader* OpalRFC4175Encoder::dstScanLineTable [protected]

DWORD OpalRFC4175Encoder::extendedSequenceNumber [protected]

unsigned OpalRFC4175Encoder::frameHeight [protected]

unsigned OpalRFC4175Encoder::frameWidth [protected]

PINDEX OpalRFC4175Encoder::maximumPacketSize [protected]

DWORD OpalRFC4175Encoder::srcTimestamp [protected]


The documentation for this class was generated from the following file:
Generated on Mon Feb 21 20:19:24 2011 for OPAL by  doxygen 1.4.7