diff options
Diffstat (limited to 'hl/tools/h52jpeg/h52jpegtst.c')
| -rw-r--r-- | hl/tools/h52jpeg/h52jpegtst.c | 213 |
1 files changed, 56 insertions, 157 deletions
diff --git a/hl/tools/h52jpeg/h52jpegtst.c b/hl/tools/h52jpeg/h52jpegtst.c index b420168..d22be87 100644 --- a/hl/tools/h52jpeg/h52jpegtst.c +++ b/hl/tools/h52jpeg/h52jpegtst.c @@ -25,12 +25,8 @@ #define IMAGE2_NAME "image24bitpixel" #define PAL_NAME "palette" #define PAL_ENTRIES 256 -#define RANK 2 -#define HEIGHT 200 -#define WIDTH 300 -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 */ @@ -59,11 +55,7 @@ int main( void ) /* make images */ if ( make_images( fid ) < 0 ) goto out; - - /* make images */ - if ( make_datasets( fid ) < 0 ) - goto out; - + /* close the file. */ H5Fclose( fid ); @@ -143,181 +135,88 @@ out: /*------------------------------------------------------------------------- - * Function: make_datasets + * read_data + * utility function to read ASCII image data + * the files have a header of the type * - * Purpose: generate datasets + * components + * n + * height + * n + * width + * n + * + * followed by the image data * *------------------------------------------------------------------------- */ -static int make_datasets( hid_t fid ) + +static int read_data( const char* fname, /*IN*/ + hsize_t *width, /*OUT*/ + hsize_t *height /*OUT*/ ) { - 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; + int i, n; + int color_planes; + char str[20]; + FILE *f; + int w, h; + char *srcdir = getenv("srcdir"); /* the source directory */ + char data_file[512]=""; /* buffer to hold name of existing data file */ - if ((sid = H5Screate_simple(RANK, dims, NULL)) < 0) + /*------------------------------------------------------------------------- + * compose the name of the file to open, using "srcdir", if appropriate + *------------------------------------------------------------------------- + */ + strcpy(data_file, ""); + if (srcdir) { - goto out; + strcpy(data_file, srcdir); + strcat(data_file, "/"); } + strcat(data_file,fname); /*------------------------------------------------------------------------- - * H5T_NATIVE_SHORT + * read *------------------------------------------------------------------------- - */ - if (NULL == (buf = HDmalloc( (size_t)width * (size_t)height * sizeof(short) ))) - goto out; + */ - for ( i = 0; i < height * width; i++) + f = fopen(data_file, "r"); + if ( f == NULL ) { - buf[i] = gbuf[i]; + printf( "Could not open file %s. Try set $srcdir \n", data_file ); + return -1; } - 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; + fscanf( f, "%s", str ); + fscanf( f, "%d", &color_planes ); + fscanf( f, "%s", str ); + fscanf( f, "%d", &h); + fscanf( f, "%s", str ); + fscanf( f, "%d", &w); - free( buf ); - - /*------------------------------------------------------------------------- - * H5T_NATIVE_INT - *------------------------------------------------------------------------- - */ - if (NULL == (buf = HDmalloc( (size_t)width * (size_t)height * sizeof(int) ))) - goto out; + *width = (hsize_t)w; + *height = (hsize_t)h; - for ( i = 0; i < height * width; i++) + if ( gbuf ) { - buf[i] = gbuf[i]; + free( gbuf ); + gbuf=NULL; } - 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 ); - - - + gbuf = (unsigned char*) malloc (w * h * color_planes * sizeof( unsigned char )); - /* close */ - H5Sclose(sid); - - return 0; - -out: - H5E_BEGIN_TRY + for (i = 0; i < h * w * color_planes ; i++) { - - H5Sclose(sid); - H5Dclose(did); - - } H5E_END_TRY; + fscanf( f, "%d",&n ); + gbuf[i] = (unsigned char)n; + } + fclose(f); - return -1; + return 1; } -/*------------------------------------------------------------------------- - * read_data - * utility function to read ASCII image data - * the files have a header of the type - * - * components - * n - * height - * n - * width - * n - * - * followed by the image data - * - *------------------------------------------------------------------------- - */ - -static int read_data( const char* fname, /*IN*/ - hsize_t *width, /*OUT*/ - hsize_t *height /*OUT*/ ) -{ - int i, n; - int color_planes; - char str[20]; - FILE *f; - int w, h; - char *srcdir = getenv("srcdir"); /* the source directory */ - char data_file[512]=""; /* buffer to hold name of existing data file */ - -/*------------------------------------------------------------------------- - * compose the name of the file to open, using "srcdir", if appropriate - *------------------------------------------------------------------------- - */ - strcpy(data_file, ""); - if (srcdir) - { - strcpy(data_file, srcdir); - strcat(data_file, "/"); - } - strcat(data_file,fname); - -/*------------------------------------------------------------------------- - * read - *------------------------------------------------------------------------- - */ - - f = fopen(data_file, "r"); - if ( f == NULL ) - { - printf( "Could not open file %s. Try set $srcdir \n", data_file ); - return -1; - } - - fscanf( f, "%s", str ); - fscanf( f, "%d", &color_planes ); - fscanf( f, "%s", str ); - fscanf( f, "%d", &h); - fscanf( f, "%s", str ); - fscanf( f, "%d", &w); - - *width = (hsize_t)w; - *height = (hsize_t)h; - - if ( gbuf ) - { - free( gbuf ); - gbuf=NULL; - } - - gbuf = (unsigned char*) malloc (w * h * color_planes * sizeof( unsigned char )); - - for (i = 0; i < h * w * color_planes ; i++) - { - fscanf( f, "%d",&n ); - gbuf[i] = (unsigned char)n; - } - fclose(f); - - return 1; - -} - - |