libpgf: ROIBlockHeader Union Reference

| libpgf 7.21.2 PGF - Progressive Graphics File

Loading...
Searching...
No Matches
ROIBlockHeader Union Reference

Block header used with ROI coding scheme. More...

`#include <PGFtypes.h>`

## Classes
struct | RBH
| Named ROI block header (part of the union). More...

## Public Member Functions
| ROIBlockHeader (UINT16 v)
| ROIBlockHeader (UINT32 size, bool end)

## Public Attributes
UINT16 | val
struct ROIBlockHeader::RBH | rbh
| ROI block header.

## Detailed Description

Block header used with ROI coding scheme.

ROI block header is used with ROI coding scheme. It contains block size and tile end flag

Author
  C. Stamm

Definition at line 180 of file PGFtypes.h.

## Constructor & Destructor Documentation

## ◆ ROIBlockHeader() [1/2]

ROIBlockHeader::ROIBlockHeader | ( | UINT16 | v | ) |
| inline

Constructor

Parameters

  v | Buffer size

Definition at line 196 of file PGFtypes.h.

196{ val = v; }
ROIBlockHeader::val
UINT16 val
Definition PGFtypes.h:181

## ◆ ROIBlockHeader() [2/2]

ROIBlockHeader::ROIBlockHeader | ( | UINT32 | size,
|  | bool | end )
| inline

Constructor

Parameters

  size | Buffer size
  end | 0/1 Flag; 1: last part of a tile

Definition at line 201 of file PGFtypes.h.

201{ ASSERT(size < (1 << RLblockSizeLen)); rbh.bufferSize = size; rbh.tileEnd = end; }
RLblockSizeLen
#define RLblockSizeLen
block size length (< 16): ld(BufferSize) < RLblockSizeLen <= 2*ld(BufferSize)
Definition PGFtypes.h:85
ROIBlockHeader::rbh
struct ROIBlockHeader::RBH rbh
ROI block header.

## Member Data Documentation

## ◆ rbh

struct ROIBlockHeader::RBH ROIBlockHeader::rbh

ROI block header.

## ◆ val

UINT16 ROIBlockHeader::val

unstructured union value

Definition at line 181 of file PGFtypes.h.

The documentation for this union was generated from the following file:

- PGFtypes.h