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author | Scot Breitenfeld <brtnfld@hdfgroup.org> | 2012-12-15 22:59:00 (GMT) |
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committer | Scot Breitenfeld <brtnfld@hdfgroup.org> | 2012-12-15 22:59:00 (GMT) |
commit | a692fe88cd5e4ff138b927be9b275121d0d2a423 (patch) | |
tree | b27387461ccd7a2bb1b39a95d77507c3f7b37769 /fortran/examples | |
parent | 4de0ac53880e8f4a2b81554a871b21fba0f02d40 (diff) | |
download | hdf5-a692fe88cd5e4ff138b927be9b275121d0d2a423.zip hdf5-a692fe88cd5e4ff138b927be9b275121d0d2a423.tar.gz hdf5-a692fe88cd5e4ff138b927be9b275121d0d2a423.tar.bz2 |
[svn-r23105] Changed Fortran examples to reflect tutorial examples via Barbara;
added: h5_cmprss.f90
Tested: jam (gnu compilers)
Diffstat (limited to 'fortran/examples')
-rw-r--r-- | fortran/examples/CMakeLists.txt | 1 | ||||
-rw-r--r-- | fortran/examples/Makefile.am | 7 | ||||
-rw-r--r-- | fortran/examples/Makefile.in | 5 | ||||
-rw-r--r-- | fortran/examples/h5_cmprss.f90 | 131 | ||||
-rw-r--r-- | fortran/examples/run-fortran-ex.sh.in | 4 |
5 files changed, 142 insertions, 6 deletions
diff --git a/fortran/examples/CMakeLists.txt b/fortran/examples/CMakeLists.txt index bf4b11a..6154387 100644 --- a/fortran/examples/CMakeLists.txt +++ b/fortran/examples/CMakeLists.txt @@ -14,6 +14,7 @@ INCLUDE_DIRECTORIES (${CMAKE_Fortran_MODULE_DIRECTORY} ${HDF5_F90_BINARY_DIR} ${ # Define Sources #----------------------------------------------------------------------------- SET (examples + h5_cmprss h5_crtdat h5_rdwt h5_crtatt diff --git a/fortran/examples/Makefile.am b/fortran/examples/Makefile.am index 867d891..e994d4e 100644 --- a/fortran/examples/Makefile.am +++ b/fortran/examples/Makefile.am @@ -33,14 +33,14 @@ endif # compile them with the regular fortran compiler. EXAMPLE_PROG=h5_crtdat h5_rdwt h5_crtatt h5_crtgrp \ - h5_crtgrpar h5_crtgrpd h5_extend h5_subset hyperslab selectele \ + h5_crtgrpar h5_crtgrpd h5_extend h5_subset h5_cmprss hyperslab selectele \ refobjexample refregexample mountexample compound # List files to be installed here INSTALL_FILES=h5_crtdat.f90 h5_rdwt.f90 \ h5_crtatt.f90 h5_crtgrp.f90 h5_crtgrpar.f90 h5_crtgrpd.f90 \ - h5_extend.f90 h5_subset.f90 hyperslab.f90 selectele.f90 refobjexample.f90 \ - refregexample.f90 mountexample.f90 compound.f90 ph5example.f90 + h5_extend.f90 h5_subset.f90 h5_cmprss.f90 hyperslab.f90 selectele.f90 refobjexample.f90 \ + refregexample.f90 mountexample.f90 compound.f90 ph5example.f90 INSTALL_SCRIPT_FILES = run-fortran-ex.sh @@ -92,6 +92,7 @@ h5_crtatt: h5_crtatt.f90 h5_crtgrp: h5_crtgrp.f90 h5_crtgrpar: h5_crtgrpar.f90 h5_crtgrpd: h5_crtgrpd.f90 +h5_cmprss: h5_cmprss.f90 hyperslab: hyperslab.f90 selectele: selectele.f90 refobjexample: refobjexample.f90 diff --git a/fortran/examples/Makefile.in b/fortran/examples/Makefile.in index a0eb2c4..a3b0b98 100644 --- a/fortran/examples/Makefile.in +++ b/fortran/examples/Makefile.in @@ -406,14 +406,14 @@ CHECK_CLEANFILES = *.chkexe *.chklog *.clog *.h5 # We don't tell automake about these programs so that it doesn't try to # compile them with the regular fortran compiler. EXAMPLE_PROG = h5_crtdat h5_rdwt h5_crtatt h5_crtgrp h5_crtgrpar \ - h5_crtgrpd h5_extend h5_subset hyperslab selectele \ + h5_crtgrpd h5_extend h5_subset h5_cmprss hyperslab selectele \ refobjexample refregexample mountexample compound \ $(am__append_1) # List files to be installed here INSTALL_FILES = h5_crtdat.f90 h5_rdwt.f90 h5_crtatt.f90 h5_crtgrp.f90 \ h5_crtgrpar.f90 h5_crtgrpd.f90 h5_extend.f90 h5_subset.f90 \ - hyperslab.f90 selectele.f90 refobjexample.f90 \ + h5_cmprss.f90 hyperslab.f90 selectele.f90 refobjexample.f90 \ refregexample.f90 mountexample.f90 compound.f90 ph5example.f90 \ $(am__append_2) INSTALL_SCRIPT_FILES = run-fortran-ex.sh @@ -696,6 +696,7 @@ h5_crtatt: h5_crtatt.f90 h5_crtgrp: h5_crtgrp.f90 h5_crtgrpar: h5_crtgrpar.f90 h5_crtgrpd: h5_crtgrpd.f90 +h5_cmprss: h5_cmprss.f90 hyperslab: hyperslab.f90 selectele: selectele.f90 refobjexample: refobjexample.f90 diff --git a/fortran/examples/h5_cmprss.f90 b/fortran/examples/h5_cmprss.f90 new file mode 100644 index 0000000..847a922 --- /dev/null +++ b/fortran/examples/h5_cmprss.f90 @@ -0,0 +1,131 @@ +! * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+! Copyright by The HDF Group. *
+! Copyright by the Board of Trustees of the University of Illinois. *
+! All rights reserved. *
+! *
+! This file is part of HDF5. The full HDF5 copyright notice, including *
+! terms governing use, modification, and redistribution, is contained in *
+! the files COPYING and Copyright.html. COPYING can be found at the root *
+! of the source code distribution tree; Copyright.html can be found at the *
+! root level of an installed copy of the electronic HDF5 document set and *
+! is linked from the top-level documents page. It can also be found at *
+! http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have *
+! access to either file, you may request a copy from help@hdfgroup.org. *
+! * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+!
+! This example illustrates how to create a compressed dataset.
+! It is used in the HDF5 Tutorial.
+!
+PROGRAM h5_cmprss
+
+ USE HDF5 ! This module contains all necessary modules
+
+ IMPLICIT NONE
+ !
+ ! The dataset is stored in file "h5_cmprss.h5"
+ !
+ CHARACTER(LEN=12), PARAMETER :: filename = "h5_cmprss.h5"
+ INTEGER, PARAMETER :: rank = 2 ! Rank of the data set
+ INTEGER, PARAMETER :: dim0 = 100 ! Data set sizes
+ INTEGER, PARAMETER :: dim1 = 20
+
+ INTEGER(hid_t) :: file_id, dataset_id, dataspace_id ! Identifiers
+ INTEGER(hid_t) :: plist_id ! Property list identifier
+
+ INTEGER :: error
+ INTEGER(hsize_t), DIMENSION(1:rank) :: dims ! dimensions of data
+ INTEGER(hsize_t), DIMENSION(1:rank) :: cdims ! sizes of chunked data
+
+ INTEGER :: i,j, numfilt
+ INTEGER, DIMENSION(1:dim0,1:dim1) :: buf ! write buffer
+ INTEGER, DIMENSION(1:dim0,1:dim1) :: rbuf ! read buffer
+ INTEGER(HSIZE_T), DIMENSION(1:rank) :: data_dims ! dimensions of data buffers
+
+ INTEGER, DIMENSION(1:1) :: cd_values ! Auxiliary data for the filter
+ INTEGER(size_t) :: nelmts ! Number of elements in cd_values
+ INTEGER :: flags ! Bit vector specifying certain general properties of the filter
+ INTEGER(SIZE_T) :: namelen = 180 ! Anticipated number of characters in name
+ CHARACTER(LEN=180) :: name ! Name of the filter
+ INTEGER :: filter_id ! Filter identification number
+
+ ! Uncomment these variables to use SZIP compression
+ !INTEGER :: szip_options_mask
+ !INTEGER :: szip_pixels_per_block
+
+ !
+ !Initialize FORTRAN predifined datatypes
+ !
+ CALL h5open_f(error)
+ !
+ ! Create a file
+ CALL h5fcreate_f(filename, H5F_ACC_TRUNC_F, file_id, error)
+ !
+ ! Create dataset "Compressed Data" in the group using absolute name.
+ dims(1:2) = (/dim0, dim1/)
+ CALL h5screate_simple_f(rank, dims, dataspace_id, error)
+ CALL h5pcreate_f(H5P_DATASET_CREATE_F, plist_id, error)
+ !
+ ! Dataset must be chunked for compression
+ cdims(1:2) = 20
+ CALL h5pset_chunk_f(plist_id, 2, cdims, error)
+
+ ! Set ZLIB / DEFLATE Compression using compression level 6.
+ ! To use SZIP Compression comment out these lines.
+ CALL h5pset_deflate_f(plist_id, 6, error)
+
+ ! Uncomment these lines to set SZIP Compression
+ !szip_options_mask = H5_SZIP_NN_OM_F
+ !szip_pixels_per_block = 16
+ !CALL H5Pset_szip_f(plist_id, szip_options_mask, szip_pixels_per_block, error)
+
+ ! Create data set
+ CALL h5dcreate_f(file_id, "Compressed_Data", H5T_NATIVE_INTEGER, dataspace_id, &
+ dataset_id, error, dcpl_id=plist_id)
+
+ DO j = 1, dim1
+ DO i = 1, dim0
+ buf(i,j) = i+j
+ ENDDO
+ ENDDO
+
+ data_dims(1:2) = (/dim0,dim1/)
+ CALL h5dwrite_f(dataset_id, H5T_NATIVE_INTEGER, buf, data_dims, error)
+
+ ! Close resources
+ CALL h5sclose_f(dataspace_id, error)
+ CALL h5pclose_f(plist_id, error)
+ CALL h5dclose_f(dataset_id, error)
+ CALL h5fclose_f(file_id, error)
+
+ ! Now reopen the file and dataset in the file.
+ CALL h5fopen_f(filename, H5F_ACC_RDONLY_F, file_id, error)
+ CALL h5dopen_f(file_id, "Compressed_Data", dataset_id, error)
+
+ ! Retrieve filter information.
+ CALL h5dget_create_plist_f(dataset_id, plist_id, error)
+
+ CALL h5pget_nfilters_f(plist_id, numfilt, error)
+ WRITE(*,'(A, I0)') "Number of filters associated with dataset: ", numfilt
+
+ DO i = 1, numfilt
+ nelmts = 1
+ CALL h5pget_filter_f(plist_id, 0, flags, nelmts, cd_values, &
+ namelen, name, filter_id, error)
+
+ WRITE(*,'(30X,A)', ADVANCE='NO')"Filter Type: "
+ IF(filter_id.EQ.H5Z_FILTER_DEFLATE_F)THEN
+ WRITE(*,'(A)') "H5Z_FILTER_DEFLATE"
+ ELSEIF (filter_id.EQ.H5Z_FILTER_SZIP_F)THEN
+ WRITE(*,'(A)') "H5Z_FILTER_SZIP"
+ ELSE
+ WRITE(*,'(A)') "Other filter type included"
+ ENDIF
+ ENDDO
+ data_dims(1:2) = (/dim0,dim1/)
+ CALL h5dread_f(dataset_id, H5T_NATIVE_INTEGER, rbuf, data_dims, error)
+
+ CALL h5dclose_f(dataset_id, error)
+ CALL h5pclose_f(plist_id, error)
+ CALL h5fclose_f(file_id, error)
+
+END PROGRAM h5_cmprss
diff --git a/fortran/examples/run-fortran-ex.sh.in b/fortran/examples/run-fortran-ex.sh.in index 23c2266..c5c379e 100644 --- a/fortran/examples/run-fortran-ex.sh.in +++ b/fortran/examples/run-fortran-ex.sh.in @@ -70,7 +70,9 @@ RunTest() # Run tests if [ $? -eq 0 ] then - if (RunTest h5_crtdat &&\ + if (RunTest h5_cmprss &&\ + rm h5_cmprss &&\ + RunTest h5_crtdat &&\ rm h5_crtdat &&\ RunTest h5_extend &&\ rm h5_extend &&\ |