diff options
Diffstat (limited to 'examples/h5_group.c')
| -rw-r--r-- | examples/h5_group.c | 74 |
1 files changed, 37 insertions, 37 deletions
diff --git a/examples/h5_group.c b/examples/h5_group.c index 4e3eac1..7afe19b 100644 --- a/examples/h5_group.c +++ b/examples/h5_group.c @@ -13,12 +13,12 @@ * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ /* - * This program creates a group in the file and two datasets in the group. + * This program creates a group in the file and two datasets in the group. * Hard link to the group object is created and one of the datasets is accessed - * under new name. + * under new name. * Iterator functions are used to find information about the objects - * in the root group and in the created group. - */ + * in the root group and in the created group. + */ #include "hdf5.h" @@ -38,12 +38,12 @@ main(void) hid_t file; hid_t grp; hid_t dataset, dataspace; - hid_t plist; + hid_t plist; herr_t status; hsize_t dims[2]; hsize_t cdims[2]; - + int idx_f, idx_g; /* @@ -52,15 +52,15 @@ main(void) file = H5Fcreate(H5FILE_NAME, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT); /* - * Create a group in the file. + * Create a group in the file. */ grp = H5Gcreate(file, "/Data", 0); /* * Create dataset "Compressed Data" in the group using absolute - * name. Dataset creation property list is modified to use - * GZIP compression with the compression effort set to 6. - * Note that compression can be used only when dataset is chunked. + * name. Dataset creation property list is modified to use + * GZIP compression with the compression effort set to 6. + * Note that compression can be used only when dataset is chunked. */ dims[0] = 1000; dims[1] = 20; @@ -69,16 +69,16 @@ main(void) dataspace = H5Screate_simple(RANK, dims, NULL); plist = H5Pcreate(H5P_DATASET_CREATE); H5Pset_chunk(plist, 2, cdims); - H5Pset_deflate( plist, 6); - dataset = H5Dcreate(file, "/Data/Compressed_Data", H5T_NATIVE_INT, - dataspace, plist); - /* + H5Pset_deflate( plist, 6); + dataset = H5Dcreate(file, "/Data/Compressed_Data", H5T_NATIVE_INT, + dataspace, plist); + /* * Close the first dataset . */ H5Sclose(dataspace); H5Dclose(dataset); - /* + /* * Create the second dataset. */ dims[0] = 500; @@ -87,7 +87,7 @@ main(void) dataset = H5Dcreate(file, "/Data/Float_Data", H5T_NATIVE_FLOAT, dataspace, H5P_DEFAULT); - /* + /* *Close the second dataset and file. */ H5Sclose(dataspace); @@ -96,13 +96,13 @@ main(void) H5Fclose(file); /* - * Now reopen the file and group in the file. + * Now reopen the file and group in the file. */ file = H5Fopen(H5FILE_NAME, H5F_ACC_RDWR, H5P_DEFAULT); grp = H5Gopen(file, "Data"); - /* - * Access "Compressed_Data" dataset in the group. + /* + * Access "Compressed_Data" dataset in the group. */ dataset = H5Dopen(grp, "Compressed_Data"); if( dataset < 0) printf(" Dataset 'Compressed-Data' is not found. \n"); @@ -118,9 +118,9 @@ main(void) */ status = H5Glink(file, H5G_LINK_HARD, "Data", "Data_new"); - /* + /* * We can access "Compressed_Data" dataset using created - * hard link "Data_new". + * hard link "Data_new". */ dataset = H5Dopen(file, "/Data_new/Compressed_Data"); if( dataset < 0) printf(" Dataset is not found. \n"); @@ -132,7 +132,7 @@ main(void) status = H5Dclose(dataset); - /* + /* * Use iterator to see the names of the objects in the root group. */ idx_f = H5Giterate(file, "/", NULL, file_info, NULL); @@ -141,15 +141,15 @@ main(void) * Unlink name "Data" and use iterator to see the names * of the objects in the file root direvtory. */ - if (H5Gunlink(file, "Data") < 0) + if (H5Gunlink(file, "Data") < 0) printf(" H5Gunlink failed \n"); - else + else printf("\"Data\" is unlinked \n"); idx_f = H5Giterate(file, "/", NULL, file_info, NULL); - /* - * Use iterator to see the names of the objects in the group + /* + * Use iterator to see the names of the objects in the group * /Data_new. */ idx_g = H5Giterate(grp, "/Data_new", NULL, group_info, NULL); @@ -157,7 +157,7 @@ main(void) /* * Close the file. */ - + status = H5Fclose(file); return 0; @@ -173,13 +173,13 @@ herr_t file_info(hid_t loc_id, const char *name, void *opdata) opdata = opdata; /* - * Display group name. The name is passed to the function by + * Display group name. The name is passed to the function by * the Library. Some magic :-) */ printf("\n"); printf("Name : "); puts(name); - + return 0; } @@ -204,20 +204,20 @@ herr_t group_info(hid_t loc_id, const char *name, void *opdata) * Open the datasets using their names. */ did = H5Dopen(loc_id, name); - + /* * Display dataset name. */ printf("\n"); printf("Name : "); puts(name); - - /* + + /* * Display dataset information. */ tid = H5Dget_type(did); /* get datatype*/ pid = H5Dget_create_plist(did); /* get creation property list */ - + /* * Check if dataset is chunked. */ @@ -226,13 +226,13 @@ herr_t group_info(hid_t loc_id, const char *name, void *opdata) * get chunking information: rank and dimensions. */ rank_chunk = H5Pget_chunk(pid, 2, chunk_dims_out); - printf("chunk rank %d, dimensions %lu x %lu\n", rank_chunk, + printf("chunk rank %d, dimensions %lu x %lu\n", rank_chunk, (unsigned long)(chunk_dims_out[0]), (unsigned long)(chunk_dims_out[1])); - } + } else{ t_class = H5Tget_class(tid); - if(t_class < 0){ + if(t_class < 0){ puts(" Invalid datatype.\n"); } else { @@ -250,7 +250,7 @@ herr_t group_info(hid_t loc_id, const char *name, void *opdata) puts(" Datatype is 'H5T_NATIVE_COMPOUND'.\n"); } } - + H5Dclose(did); H5Pclose(pid); |