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-rw-r--r--tools/h52jpeg/h52jpeg.c68
-rw-r--r--tools/h52jpeg/h52jpegtst.c176
-rw-r--r--tools/h52jpeg/testfiles/h52jpegtst.h5bin227613 -> 947613 bytes
3 files changed, 220 insertions, 24 deletions
diff --git a/tools/h52jpeg/h52jpeg.c b/tools/h52jpeg/h52jpeg.c
index 84fa145..05a3e80 100644
--- a/tools/h52jpeg/h52jpeg.c
+++ b/tools/h52jpeg/h52jpeg.c
@@ -69,7 +69,6 @@ static void make_jpeg_name( const char* template_name, const char* image_name, c
static int do_image(hid_t fid, h52jpeg_opt_t opt, const char* image_name);
static void write_JPEG_file(char *filename, JSAMPLE *image_buffer, int image_height, int image_width, int planes);
-
/*-------------------------------------------------------------------------
* Function: main
*
@@ -111,7 +110,7 @@ int main(int argc, const char *argv[])
image_type = opt_arg;
- if ( HDstrcmp( image_type, "gray" ) == 0 )
+ if ( HDstrcmp( image_type, "grey" ) == 0 )
{
opt.image_type = 0;
}
@@ -177,7 +176,7 @@ static void usage(const char *prog)
printf("\n");
- printf(" T - is a string, either <gray> or <true>\n");
+ printf(" T - is a string, either <grey> or <true>\n");
}
@@ -309,7 +308,7 @@ int do_image(hid_t fid, h52jpeg_opt_t opt, const char* image_name)
hsize_t planes;
char interlace[20];
hssize_t npals;
- void *buf=NULL;
+ unsigned char* buf=NULL;
H5T_class_t tclass;
hid_t sid;
hid_t did;
@@ -320,6 +319,7 @@ int do_image(hid_t fid, h52jpeg_opt_t opt, const char* image_name)
size_t size;
hsize_t nelmts;
const char* name;
+ size_t i;
int j;
int done;
char jpeg_name[1024];
@@ -354,7 +354,6 @@ int do_image(hid_t fid, h52jpeg_opt_t opt, const char* image_name)
goto out;
/* write the jpeg file */
- /* write the jpeg file */
write_JPEG_file (jpeg_name,
buf,
(int) height,
@@ -370,6 +369,16 @@ int do_image(hid_t fid, h52jpeg_opt_t opt, const char* image_name)
}
+
+ /*-------------------------------------------------------------------------
+ * HDF5 Image palette, ignore
+ *-------------------------------------------------------------------------
+ */
+
+ else if ( H5IMis_palette( fid, name ) )
+ {
+
+ }
/*-------------------------------------------------------------------------
* regular dataset
@@ -378,6 +387,8 @@ int do_image(hid_t fid, h52jpeg_opt_t opt, const char* image_name)
else
{
+
+ unsigned char* image_buffer = NULL;
if (( did = H5Dopen2( fid, name, H5P_DEFAULT )) < 0)
goto out;
@@ -416,12 +427,53 @@ int do_image(hid_t fid, h52jpeg_opt_t opt, const char* image_name)
if ( opt.image_type == 0 )
planes = 1;
else if ( opt.image_type == 1 )
- planes = 3;
+ planes = 3;
+
+
+ if ( NULL == (image_buffer = HDmalloc( (size_t)nelmts * sizeof (unsigned char) )))
+ {
+ goto out;
+ }
+
+ /*-------------------------------------------------------------------------
+ * convert the data to unsigned char
+ *
+ *-------------------------------------------------------------------------
+ */
+
+ {
+ double min = DBL_MAX;
+ double max = -DBL_MAX;
+ double ratio;
+
+ /* search for the minimum and maximum */
+ for ( i = 0; i < nelmts; i++)
+ {
+ if ( buf[i] < min) min = buf[i];
+ if ( buf[i] > max) max = buf[i];
+ }
+ /* converts the data based on the ratio to a 0-255 range */
+ ratio = (min == max) ? 1.0 : (double)(255.0/(max-min));
+ for ( i = 0; i < nelmts; i++)
+ {
+ image_buffer[i] = (unsigned char)ceil( (( buf[i] - min ) / ratio) );
+ }
+
+ }
-
+ /* write the jpeg file */
+ write_JPEG_file (jpeg_name,
+ image_buffer,
+ (int) height,
+ (int) width,
+ (int) planes);
+
+ free( image_buffer );
free( buf );
buf = NULL;
+ image_buffer = NULL;
+ done = 1;
}
@@ -504,6 +556,8 @@ void make_jpeg_name( const char* template_name, const char* image_name, char* jp
}
+
+
/*
* Sample routine for JPEG compression.
*
diff --git a/tools/h52jpeg/h52jpegtst.c b/tools/h52jpeg/h52jpegtst.c
index 3a4b277..b420168 100644
--- a/tools/h52jpeg/h52jpegtst.c
+++ b/tools/h52jpeg/h52jpegtst.c
@@ -15,6 +15,7 @@
#include "hdf5.h"
#include "hdf5_hl.h"
+#include "H5private.h"
#include <stdlib.h>
#include <string.h>
@@ -24,23 +25,72 @@
#define IMAGE2_NAME "image24bitpixel"
#define PAL_NAME "palette"
#define PAL_ENTRIES 256
+#define RANK 2
+#define HEIGHT 200
+#define WIDTH 300
-static int read_data(const char* file_name, hsize_t *width, hsize_t *height );
+
+static int make_datasets( hid_t fid );
+static int make_images( hid_t fid );
+static int read_data(const char* file_name, hsize_t *width, hsize_t *height );
unsigned char *gbuf = 0; /* global buffer for image data */
+
+/*-------------------------------------------------------------------------
+ * Function: main
+ *
+ * Purpose: h52jpegtst main program. Generate images and datasets to be used
+ * by h52jpeg tests
+ *
+ * Programmer: Pedro Vicente, pvn@hdfgroup.org
+ *
+ * Date: May 30, 2008
+ *
+ *-------------------------------------------------------------------------
+ */
int main( void )
{
- hid_t fid; /* HDF5 file identifier */
+ hid_t fid; /* HDF5 file identifier */
+
+ /* create a new HDF5 file using default properties. */
+ if (( fid = H5Fcreate( "h52jpegtst.h5", H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT )) < 0 )
+ return 1;
+
+ /* make images */
+ if ( make_images( fid ) < 0 )
+ goto out;
+
+ /* make images */
+ if ( make_datasets( fid ) < 0 )
+ goto out;
+
+ /* close the file. */
+ H5Fclose( fid );
+
+ return 0;
+
+out:
+ printf("Error on return function...Exiting\n");
+ H5Fclose( fid );
+ return 1;
+}
+
+/*-------------------------------------------------------------------------
+ * Function: make_images
+ *
+ * Purpose: generate images
+ *
+ *-------------------------------------------------------------------------
+ */
+
+static int make_images( hid_t fid )
+{
hsize_t width; /* width of image */
hsize_t height; /* height of image */
unsigned char pal[ PAL_ENTRIES * 3 ]; /* palette array */
hsize_t pal_dims[2] = {PAL_ENTRIES,3}; /* palette dimensions */
int i, n;
- /* create a new HDF5 file using default properties. */
- if (( fid = H5Fcreate( "h52jpegtst.h5", H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT )) < 0 )
- return 1;
-
/* read first data file */
if ( read_data( DATA_FILE1, &width, &height ) < 0 )
goto out;
@@ -50,9 +100,9 @@ int main( void )
goto out;
/*-------------------------------------------------------------------------
- * define a palette, blue to red tones
- *-------------------------------------------------------------------------
- */
+ * define a palette, blue to red tones
+ *-------------------------------------------------------------------------
+ */
for ( i=0, n=0; i<PAL_ENTRIES*3; i+=3, n++)
{
pal[i] =n; /* red */
@@ -69,9 +119,9 @@ int main( void )
goto out;
/*-------------------------------------------------------------------------
- * true color image example with pixel interlace in RGB type
- *-------------------------------------------------------------------------
- */
+ * true color image example with pixel interlace in RGB type
+ *-------------------------------------------------------------------------
+ */
/* read second data file */
if ( read_data( DATA_FILE2, &width, &height ) < 0 )
@@ -80,16 +130,108 @@ int main( void )
/* make dataset */
if ( H5IMmake_image_24bit( fid, IMAGE2_NAME, width, height, "INTERLACE_PIXEL", gbuf ) < 0 )
goto out;
+
+ return 0;
- /* close the file. */
- H5Fclose( fid );
+out:
+ printf("Error on return function...Exiting\n");
+ return -1;
+}
+
+
+
+
+
+/*-------------------------------------------------------------------------
+ * Function: make_datasets
+ *
+ * Purpose: generate datasets
+ *
+ *-------------------------------------------------------------------------
+ */
+static int make_datasets( hid_t fid )
+{
+ hsize_t width; /* width of image */
+ hsize_t height; /* height of image */
+ hid_t sid;
+ hid_t did;
+ hsize_t dims[2];
+ unsigned char *buf;
+ hsize_t i;
+
+ /* read a data file with 8bit data */
+ if ( read_data( DATA_FILE1, &width, &height ) < 0 )
+ goto out;
+
+ dims[0] = height;
+ dims[1] = width;
+
+ if ((sid = H5Screate_simple(RANK, dims, NULL)) < 0)
+ {
+ goto out;
+ }
+
+ /*-------------------------------------------------------------------------
+ * H5T_NATIVE_SHORT
+ *-------------------------------------------------------------------------
+ */
+ if (NULL == (buf = HDmalloc( (size_t)width * (size_t)height * sizeof(short) )))
+ goto out;
+
+ for ( i = 0; i < height * width; i++)
+ {
+ buf[i] = gbuf[i];
+ }
+
+ if ((did = H5Dcreate2(fid, "short", H5T_NATIVE_SHORT, sid, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0)
+ goto out;
+ if (H5Dwrite(did, H5T_NATIVE_SHORT, H5S_ALL, H5S_ALL, H5P_DEFAULT, buf) < 0)
+ goto out;
+ if (H5Dclose(did)< 0)
+ goto out;
+
+ free( buf );
+
+ /*-------------------------------------------------------------------------
+ * H5T_NATIVE_INT
+ *-------------------------------------------------------------------------
+ */
+ if (NULL == (buf = HDmalloc( (size_t)width * (size_t)height * sizeof(int) )))
+ goto out;
+
+ for ( i = 0; i < height * width; i++)
+ {
+ buf[i] = gbuf[i];
+ }
+
+ if ((did = H5Dcreate2(fid, "int", H5T_NATIVE_INT, sid, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT)) < 0)
+ goto out;
+ if (H5Dwrite(did, H5T_NATIVE_INT, H5S_ALL, H5S_ALL, H5P_DEFAULT, buf) < 0)
+ goto out;
+ if (H5Dclose(did)< 0)
+ goto out;
+
+ free( buf );
+
+
+
+
+ /* close */
+ H5Sclose(sid);
return 0;
out:
- printf("Error on return function...Exiting\n");
- H5Fclose( fid );
- return 1;
+ H5E_BEGIN_TRY
+ {
+
+ H5Sclose(sid);
+ H5Dclose(did);
+
+ } H5E_END_TRY;
+
+ return -1;
+
}
diff --git a/tools/h52jpeg/testfiles/h52jpegtst.h5 b/tools/h52jpeg/testfiles/h52jpegtst.h5
index 39bded7..e7ad02f 100644
--- a/tools/h52jpeg/testfiles/h52jpegtst.h5
+++ b/tools/h52jpeg/testfiles/h52jpegtst.h5
Binary files differ
generated by cgit v0.12 at 2024-08-25 19:47:28 (GMT)