tif_predict.c File Reference

#include "tiffiop.h"
#include "tif_predict.h"

Go to the source code of this file.

Macros
#define	PredictorState(tif)   ((TIFFPredictorState*) (tif)->tif_data)
#define	REPEAT4(n, op)
#define	FIELD_PREDICTOR   (FIELD_CODEC+0) /* XXX */
#define	N(a)   (sizeof (a) / sizeof (a[0]))

Functions
int	TIFFPredictorInit (TIFF *tif)
int	TIFFPredictorCleanup (TIFF *tif)

Macro Definition Documentation

FIELD_PREDICTOR

#define FIELD_PREDICTOR   (FIELD_CODEC+0) /* XXX */

Definition at line 513 of file tif_predict.c.

N

#define N

(

a

)

(sizeof (a) / sizeof (a[0]))

Definition at line 519 of file tif_predict.c.

Referenced by TIFFPredictorInit().

PredictorState

#define PredictorState

(

tif

)

((TIFFPredictorState*) (tif)->tif_data)

Definition at line 35 of file tif_predict.c.

Referenced by TIFFPredictorCleanup(), and TIFFPredictorInit().

REPEAT4

#define REPEAT4	(		n,
			op
	)

Value:

switch (n) {        \
    default: { int i; for (i = n-4; i > 0; i--) { op; } } \
    case 4:  op;        \
    case 3:  op;        \
    case 2:  op;        \
    case 1:  op;        \
    case 0:  ;          \
    }

Definition at line 208 of file tif_predict.c.

Function Documentation

TIFFPredictorCleanup()

int TIFFPredictorCleanup

(

TIFF *

tif

)

Definition at line 611 of file tif_predict.c.

References PredictorState, TIFFPredictorState::printdir, TIFFTagMethods::printdir, TIFFPredictorState::setupdecode, TIFFPredictorState::setupencode, tiff::tif_setupdecode, tiff::tif_setupencode, tiff::tif_tagmethods, TIFFTagMethods::vgetfield, TIFFPredictorState::vgetparent, TIFFTagMethods::vsetfield, and TIFFPredictorState::vsetparent.

TIFFPredictorInit()

int TIFFPredictorInit

(

TIFF *

tif

)

Definition at line 579 of file tif_predict.c.

References _TIFFMergeFieldInfo(), N, PredictorState, tiff::tif_tagmethods, TIFFTagMethods::vgetfield, and TIFFPredictorState::vgetparent.