libpgf
6.14.12
PGF - Progressive Graphics File
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PGF definitions. More...
#include "PGFplatform.h"
Go to the source code of this file.
Classes | |
struct | PGFMagicVersion |
PGF identification and version. More... | |
struct | PGFPreHeader |
PGF pre-header. More... | |
struct | PGFHeader |
PGF header. More... | |
struct | PGFPostHeader |
Optional PGF post-header. More... | |
union | ROIBlockHeader |
Block header used with ROI coding scheme More... | |
struct | ROIBlockHeader::RBH |
Named ROI block header (part of the union) More... | |
struct | IOException |
PGF exception. More... | |
struct | PGFRect |
Rectangle. More... | |
Macros | |
#define | PGFCodecVersion "6.14.12" |
Minor number: Year (2) Week (2) More... | |
#define | PGFCodecVersionID 0x061412 |
Codec version ID to use for API check in client implementation. More... | |
#define | PGFMagic "PGF" |
PGF identification. More... | |
#define | MaxLevel 30 |
maximum number of transform levels More... | |
#define | NSubbands 4 |
number of subbands per level More... | |
#define | MaxChannels 8 |
maximum number of (color) channels More... | |
#define | DownsampleThreshold 3 |
if quality is larger than this threshold than downsampling is used More... | |
#define | ColorTableLen 256 |
size of color lookup table (clut) More... | |
#define | Version2 2 |
data structure PGFHeader of major version 2 More... | |
#define | PGF32 4 |
32 bit values are used -> allows at maximum 31 bits, otherwise 16 bit values are used -> allows at maximum 15 bits More... | |
#define | PGFROI 8 |
supports Regions Of Interest More... | |
#define | Version5 16 |
new coding scheme since major version 5 More... | |
#define | Version6 32 |
new HeaderSize: 32 bits instead of 16 bits More... | |
#define | PGFVersion (Version2 | PGF32 | Version5 | Version6) |
current standard version More... | |
#define | BufferSize 16384 |
must be a multiple of WordWidth More... | |
#define | RLblockSizeLen 15 |
block size length (< 16): ld(BufferSize) < RLblockSizeLen <= 2*ld(BufferSize) More... | |
#define | LinBlockSize 8 |
side length of a coefficient block in a HH or LL subband More... | |
#define | InterBlockSize 4 |
side length of a coefficient block in a HL or LH subband More... | |
#define | MaxBitPlanes 31 |
maximum number of bit planes of m_value: 32 minus sign bit More... | |
#define | MaxBitPlanesLog 5 |
number of bits to code the maximum number of bit planes (in 32 or 16 bit mode) More... | |
#define | MaxQuality MaxBitPlanes |
maximum quality More... | |
#define | MagicVersionSize sizeof(PGFMagicVersion) |
#define | PreHeaderSize sizeof(PGFPreHeader) |
#define | HeaderSize sizeof(PGFHeader) |
#define | ColorTableSize ColorTableLen*sizeof(RGBQUAD) |
#define | DataTSize sizeof(DataT) |
Typedefs | |
typedef INT32 | DataT |
typedef void(* | RefreshCB) (void *p) |
Enumerations | |
enum | Orientation { LL =0, HL =1, LH =2, HH =3 } |
PGF definitions.
Definition in file PGFtypes.h.
#define BufferSize 16384 |
must be a multiple of WordWidth
Definition at line 78 of file PGFtypes.h.
#define ColorTableLen 256 |
size of color lookup table (clut)
Definition at line 61 of file PGFtypes.h.
#define ColorTableSize ColorTableLen*sizeof(RGBQUAD) |
Definition at line 233 of file PGFtypes.h.
#define DataTSize sizeof(DataT) |
Definition at line 234 of file PGFtypes.h.
#define DownsampleThreshold 3 |
if quality is larger than this threshold than downsampling is used
Definition at line 60 of file PGFtypes.h.
#define HeaderSize sizeof(PGFHeader) |
Definition at line 232 of file PGFtypes.h.
#define InterBlockSize 4 |
side length of a coefficient block in a HL or LH subband
Definition at line 81 of file PGFtypes.h.
#define LinBlockSize 8 |
side length of a coefficient block in a HH or LL subband
Definition at line 80 of file PGFtypes.h.
#define MagicVersionSize sizeof(PGFMagicVersion) |
Definition at line 230 of file PGFtypes.h.
#define MaxBitPlanes 31 |
maximum number of bit planes of m_value: 32 minus sign bit
Definition at line 83 of file PGFtypes.h.
#define MaxBitPlanesLog 5 |
number of bits to code the maximum number of bit planes (in 32 or 16 bit mode)
Definition at line 87 of file PGFtypes.h.
#define MaxChannels 8 |
maximum number of (color) channels
Definition at line 59 of file PGFtypes.h.
#define MaxLevel 30 |
maximum number of transform levels
Definition at line 57 of file PGFtypes.h.
#define MaxQuality MaxBitPlanes |
maximum quality
Definition at line 88 of file PGFtypes.h.
#define NSubbands 4 |
number of subbands per level
Definition at line 58 of file PGFtypes.h.
#define PGF32 4 |
32 bit values are used -> allows at maximum 31 bits, otherwise 16 bit values are used -> allows at maximum 15 bits
Definition at line 64 of file PGFtypes.h.
#define PGFCodecVersion "6.14.12" |
#define PGFCodecVersionID 0x061412 |
Codec version ID to use for API check in client implementation.
Definition at line 51 of file PGFtypes.h.
#define PGFMagic "PGF" |
PGF identification.
Definition at line 56 of file PGFtypes.h.
#define PGFROI 8 |
supports Regions Of Interest
Definition at line 65 of file PGFtypes.h.
current standard version
Definition at line 70 of file PGFtypes.h.
#define PreHeaderSize sizeof(PGFPreHeader) |
Definition at line 231 of file PGFtypes.h.
#define RLblockSizeLen 15 |
block size length (< 16): ld(BufferSize) < RLblockSizeLen <= 2*ld(BufferSize)
Definition at line 79 of file PGFtypes.h.
#define Version2 2 |
data structure PGFHeader of major version 2
Definition at line 63 of file PGFtypes.h.
#define Version5 16 |
new coding scheme since major version 5
Definition at line 66 of file PGFtypes.h.
#define Version6 32 |
new HeaderSize: 32 bits instead of 16 bits
Definition at line 67 of file PGFtypes.h.
typedef INT32 DataT |
Definition at line 219 of file PGFtypes.h.
typedef void(* RefreshCB) (void *p) |
Definition at line 224 of file PGFtypes.h.
enum Orientation |