diff options
| -rw-r--r-- | tools/h52jpeg/h52jpeg.c | 183 |
1 files changed, 168 insertions, 15 deletions
diff --git a/tools/h52jpeg/h52jpeg.c b/tools/h52jpeg/h52jpeg.c index 35cf43c..7f56f27 100644 --- a/tools/h52jpeg/h52jpeg.c +++ b/tools/h52jpeg/h52jpeg.c @@ -14,15 +14,24 @@ * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ #include <stdlib.h> +#include <memory.h> + +#if 0 +#include "jpeglib.h" +#include "jerror.h" +#endif + +#include "h5tools.h" #include "h5tools_utils.h" +#include "h5trav.h" +#include "H5IMpublic.h" + const char *progname = "h52jpeg"; -static void usage(const char *prog); +int d_status = EXIT_SUCCESS; -/* - * command-line options: The user can specify short or long-named parameters - */ +/* command-line options: The user can specify short or long-named parameters */ static const char *s_opts = "hVvi:t:"; static struct long_options l_opts[] = { { "help", no_arg, 'h' }, @@ -34,6 +43,22 @@ static struct long_options l_opts[] = { }; +/* a structure that contains h52jpeg options */ +typedef struct +{ + const char *file_name; + const char *template_name; + const char *image_name; + int image_type; + int verbose; + + +} h52jpeg_opt_t; + + +/* prototypes */ +static void usage(const char *prog); +static int h52jpeg(h52jpeg_opt_t options); /*------------------------------------------------------------------------- @@ -49,12 +74,12 @@ static struct long_options l_opts[] = { */ int main(int argc, char **argv) { - int opt; - char *image_name = NULL; - char *image_type = NULL; - char *file_name = NULL; - char *template_name = NULL; - int verbose = 0; + h52jpeg_opt_t options; + const char *image_type = NULL; + int opt; + + /* initialze options to 0 */ + memset(&options,0,sizeof(h52jpeg_opt_t)); /* parse command line options */ while ((opt = get_option(argc, argv, s_opts, l_opts)) != EOF) @@ -68,13 +93,13 @@ int main(int argc, char **argv) print_version(progname); exit(EXIT_SUCCESS); case 'v': - verbose = 1; + options.verbose = 1; break; case 'i': - image_name = argv[ opt_ind ]; + options.image_name = opt_arg; break; case 't': - image_type = argv[ opt_ind ]; + image_type = opt_arg; break; } /* switch */ @@ -85,8 +110,8 @@ int main(int argc, char **argv) /* check for file names to be processed */ if ( argv[ opt_ind ] != NULL && argv[ opt_ind + 1 ] != NULL ) { - file_name = argv[ opt_ind ]; - template_name = argv[ opt_ind + 1 ]; + options.file_name = argv[ opt_ind ]; + options.template_name = argv[ opt_ind + 1 ]; } else @@ -94,6 +119,9 @@ int main(int argc, char **argv) usage(progname); exit(EXIT_FAILURE); } + + if ( h52jpeg(options) < 0 ) + return 1; return 0; @@ -126,7 +154,132 @@ static void usage(const char *prog) printf(" T - is a string, either <8bit> or <24bit>\n"); +} + +/*------------------------------------------------------------------------- + * Function: h52jpeg + * + * Parameters: options at command line + * + * Purpose: traverse the HDF5 file, save HDF5 images to jpeg files, translate + * 2D datasets of classes H5T_INTEGER and H5T_FLOAT to image data and save them + * to jpeg files + * + * Return: 0, all is fine, -1 not all is fine + * + *------------------------------------------------------------------------- + */ +static int h52jpeg(h52jpeg_opt_t opt) +{ + hid_t fid; + trav_table_t *travt = NULL; + size_t i; + + /* open the HDF5 file */ + if (( fid = h5tools_fopen(opt.file_name, H5F_ACC_RDONLY, H5P_DEFAULT, NULL, NULL, (size_t)0)) < 0) + { + error_msg(progname, "cannot open file <%s>\n", opt.file_name ); + return -1; + } + + /* initialize traversal table */ + trav_table_init(&travt); + + /* get the list of objects in the file */ + if ( h5trav_gettable(fid, travt) < 0 ) + goto out; + + /* search for images/datasets in file */ + for ( i = 0; i < travt->nobjs; i++) + { + + switch ( travt->objs[i].type ) + { + default: + goto out; + + case H5TRAV_TYPE_GROUP: + case H5TRAV_TYPE_NAMED_DATATYPE: + case H5TRAV_TYPE_LINK: + case H5TRAV_TYPE_UDLINK: + + break; + + case H5TRAV_TYPE_DATASET: + + printf("%s\n", travt->objs[i].name ); + + if ( H5IMis_image( fid, travt->objs[i].name ) ) + { + hsize_t width; + hsize_t height; + hsize_t planes; + char interlace[20]; + hssize_t npals; + char* buf = NULL; + + if ( H5IMget_image_info( fid, travt->objs[i].name, &width, &height, &planes, interlace, &npals ) < 0 ) + goto out; + + buf = (char*) malloc( (size_t) width * (size_t) height ); + + if ( H5IMread_image( fid, travt->objs[i].name, buf ) < 0 ) + goto out; + + if ( planes == 1 ) + { + + + + } + + + + + + free( buf ); + + + + + + } + + + + break; + + + + } /* switch */ + + + + } /* i */ + + + + /* free table */ + trav_table_free(travt); + + /* close */ + if ( H5Fclose(fid) < 0 ) + return -1; + + return 0; + +out: + H5E_BEGIN_TRY + { + + H5Fclose(fid); + + } H5E_END_TRY; + + + return -1; } + |