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#ifdef __cplusplus
extern "C" {
#endif
#define SLABSKEL_MAXDIM 4
#include "StoreNamedData.h"
/* structure holding information on the output geometry */
typedef struct IOJpegGeo
{
int vdim; /* dimension of the gridvariable (dynamic) */
int sdim; /* dimension of the slab (dynamic) */
int direction[SLABSKEL_MAXDIM]; /* direction of slab (by parameter) */
int slab_start[SLABSKEL_MAXDIM];/* global start index (by parameter) */
int length[SLABSKEL_MAXDIM]; /* requested index slab length (by parameter) */
int actlen[SLABSKEL_MAXDIM]; /* actual index slab length (by PUGHSlab)*/
int downs[SLABSKEL_MAXDIM]; /* downsampling (by parameter) */
} IOJpegGeo_t;
/* IOJpeg GH extension structure */
typedef struct IOJpegGH {
/* how often to output */
int out2D_every;
/* flags indicating output for var [i] */
char *do_out2D;
/* directories in which to output */
char *outdir2D;
/* the last iteration output */
int *out2D_last;
/* geometry information (downsampling, zooming, etc.) */
IOJpegGeo_t **out_geo;
/* flags indicating file [slab][variable] is advertised */
char *advertised[SLABSKEL_MAXDIM];
} IOJpegGH;
/* function prototypes */
int IOJpeg_Output2DGH (cGH *GH);
int IOJpeg_Output2DVarAs (cGH *GH, const char *fullname, const char *alias);
int IOJpeg_TimeFor2D (cGH *GH, int vindex);
int IOJpeg_TriggerOutput2D (cGH *GH, int vindex);
int IOJpeg_Write2D (cGH *GH, int vindex, const char *alias);
void IOJpeg_DefaultGeo(cGH *GH, int sdim, IOJpegGeo_t *geo);
int IOJpeg_SetDirection (IOJpegGeo_t *geometry, int direction);
int IOJpeg_DumpVar (cGH *GH, int vindex, int timelevel, IOJpegGeo_t *geo, FILE *fid);
int WriteJPEGToFileRGB(int nx, /* width of image in pixels */
int ny, /* height of the image in pixels */
void *data, /* buffer containing image data */
int Quality, /* Integer from 0 to 100 */
FILE* outfile); /* name of file to store in */
int WriteJPEGToMemoryRGB(int nx,int ny, void *data, int Quality, char *memorybuffer,int bufsize);
void AutoColorDataSlice(int nx,int ny, /* size of the image x & y */
CCTK_REAL *datain, /* 2D slice of data input */
unsigned char *dataout, /* RGB image data output */
CCTK_REAL min,CCTK_REAL max, /* range of the entire 3D dataset
This could be ranged based
on the values of the slice,
but then that would be a
bit untrustworthy. Its
best to pass in the
range for the entire
dataset or a pre-defined
fixed range. It does
handle clamping of the
range. */
CCTK_REAL bias,
int rdfac);
#ifdef __cplusplus
} // extern "C"
#endif
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