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! * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
! 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 COPYING file, which can be found at the root of the source code *
! distribution tree, or in https://support.hdfgroup.org/ftp/HDF5/releases. *
! If you do not have access to either file, you may request a copy from *
! help@hdfgroup.org. *
! * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
!
!
! This file contains the FORTRAN90 tests for H5LT
!
MODULE TSTIMAGE
CONTAINS
!-------------------------------------------------------------------------
! test_begin
!-------------------------------------------------------------------------
subroutine test_begin(string)
character(len=*), intent(in) :: string
write(*, fmt = '(14a)', advance = 'no') string
write(*, fmt = '(40x,a)', advance = 'no') ' '
end subroutine test_begin
!-------------------------------------------------------------------------
! passed
!-------------------------------------------------------------------------
subroutine passed()
write(*, fmt = '(6a)') 'PASSED'
end subroutine passed
END MODULE TSTIMAGE
MODULE TSTIMAGE_TESTS
CONTAINS
!-------------------------------------------------------------------------
! make_image1
!-------------------------------------------------------------------------
subroutine make_image1()
use h5im ! module of H5IM
use hdf5 ! module of HDF5 library
USE TSTIMAGE ! module for testing image support routines
implicit none
character(len=8), parameter :: filename = "f1img.h5" ! file name
character(len=4), parameter :: dsetname1 = "img1" ! dataset name
character(len=4), parameter :: dsetname2 = "img2" ! dataset name
character(len=15), parameter :: il ="INTERLACE_PIXEL"! dataset name
integer(hid_t) :: file_id ! file identifier
integer(hsize_t), parameter :: width = 500 ! width of image
integer(hsize_t), parameter :: height = 200 ! height of image
integer, parameter :: pal_entries = 9 ! palette number of entries
integer, dimension(width*height) :: buf1 ! data buffer
integer, dimension(width*height) :: bufr1 ! data buffer
integer, dimension(width*height*3) :: buf2 ! data buffer
integer, dimension(width*height*3) :: bufr2 ! data buffer
integer(hsize_t) :: widthr ! width of image
integer(hsize_t) :: heightr ! height of image
integer(hsize_t) :: planesr ! color planes
integer(hsize_t) :: npalsr ! palettes
character(len=15) :: interlacer ! interlace
integer :: errcode ! error flag
integer :: is_image ! error flag
integer :: i, j, n ! general purpose integers
!
! palette
! create a 9 entry palette
!
character(len=4), parameter :: pal_name = "pal1" ! dataset name
integer(hsize_t), dimension(2) :: pal_dims = (/pal_entries,3/) ! palette dimensions
integer(hsize_t), dimension(2) :: pal_dims_out ! palette dimensions
integer, dimension(pal_entries*3) :: pal_data_out ! data buffer
integer(hsize_t) :: npals ! number of palettes
integer :: pal_number ! palette number
integer :: is_palette ! is palette
integer :: space
integer, dimension(pal_entries*3) :: pal_data_in = (/&
0,0,168,& ! dark blue
0,0,252,& ! blue
0,168,252,& ! ocean blue
84,252,252,& ! light blue
168,252,168,& ! light green
0,252,168,& ! green
252,252,84,& ! yellow
252,168,0,& ! orange
252,0,0/) ! red
! create an 8bit image of 9 values divided evenly by the array
!
space = width*height / pal_entries;
n = 0; j = 0;
do i = 1, width*height
buf1(i) = n
if ( j > space ) then
n = n + 1;
j = 0;
endif
if (n>pal_entries-1) n=0;
j = j +1;
end do
!
! create a 3 byte rgb image
!
n = 0; j = 0;
do i = 1, width*height*3
buf2(i) = n;
if (j == 3) then
n = n + 1;
j = 0;
endif
if (n>255) n=0;
j = j +1;
end do
! Initialize FORTRAN predefined datatypes.
!
call h5open_f(errcode)
!
! Create a new file using default properties.
!
call h5fcreate_f(filename, H5F_ACC_TRUNC_F, file_id, errcode)
!-------------------------------------------------------------------------
! indexed image
!-------------------------------------------------------------------------
call test_begin(' Make/Read image 8bit ')
!
! write image.
!
call h5immake_image_8bit_f(file_id,dsetname1,width,height,buf1,errcode)
!
! read image.
!
call h5imread_image_f(file_id,dsetname1,bufr1,errcode)
!
! compare read and write buffers.
!
do i = 1, width*height
if ( buf1(i) /= bufr1(i) ) then
print *, 'read buffer differs from write buffer'
print *, bufr1(i), ' and ', buf1(i)
stop
endif
end do
!
! get image info.
!
call h5imget_image_info_f(file_id,dsetname1,widthr,heightr,planesr,interlacer,npalsr,errcode)
if ( (widthr /= widthr) .or. (heightr /= height) .or. (planesr /= 1)) then
print *, 'h5imget_image_info_f bad value'
stop
endif
is_image = h5imis_image_f(file_id,dsetname1)
if ( is_image /= 1) then
print *, 'h5imis_image_f bad value'
stop
endif
call passed()
!-------------------------------------------------------------------------
! true color image
!-------------------------------------------------------------------------
call test_begin(' Make/Read image 24bit ')
!
! write image.
!
call h5immake_image_24bit_f(file_id,dsetname2,width,height,il,buf2,errcode)
!
! read image.
!
call h5imread_image_f(file_id,dsetname2,bufr2,errcode)
!
! compare read and write buffers.
!
do i = 1, width*height*3
if ( buf2(i) /= bufr2(i) ) then
print *, 'read buffer differs from write buffer'
print *, bufr2(i), ' and ', buf2(i)
stop
endif
end do
!
! get image info.
!
call h5imget_image_info_f(file_id,dsetname2,widthr,heightr,planesr,interlacer,npalsr,errcode)
if ( (widthr /= widthr) .or. (heightr /= height) .or. (planesr /= 3)) then
print *, 'h5imget_image_info_f bad value'
stop
endif
is_image = h5imis_image_f(file_id,dsetname2)
if ( is_image /= 1) then
print *, 'h5imis_image_f bad value'
stop
endif
call passed()
!-------------------------------------------------------------------------
! palette
!-------------------------------------------------------------------------
call test_begin(' Make palette ')
!
! make palette.
!
call h5immake_palette_f(file_id,pal_name,pal_dims,pal_data_in,errcode)
call passed()
call test_begin(' Link/Unlink palette ')
!
! link palette.
!
call h5imlink_palette_f(file_id,dsetname1,pal_name,errcode)
!
! read palette.
!
pal_number = 0
call h5imget_palette_f(file_id,dsetname1,pal_number,pal_data_out,errcode)
!
! compare read and write buffers.
!
do i = 1, pal_entries*3
if ( pal_data_in(i) /= pal_data_out(i) ) then
print *, 'read buffer differs from write buffer'
print *, pal_data_in(i), ' and ', pal_data_out(i)
stop
endif
end do
!
! get number of palettes
!
call h5imget_npalettes_f(file_id,dsetname1,npals,errcode)
if ( npals /= 1) then
print *, 'h5imget_npalettes_f bad value'
stop
endif
!
! get palette info
!
pal_number = 0
call h5imget_palette_info_f(file_id,dsetname1,pal_number,pal_dims_out,errcode)
if ( (pal_dims_out(1) /= pal_dims(1)) .or. (pal_dims_out(2) /= pal_dims(2))) then
print *, 'h5imget_palette_info_f bad value'
stop
endif
!
! is palette
!
is_palette = h5imis_palette_f(file_id,pal_name)
if ( is_palette /= 1 ) then
print *, 'h5imis_palette_f bad value'
stop
endif
!
! unlink palette.
!
call h5imunlink_palette_f(file_id,dsetname1,pal_name,errcode)
!
! get number of palettes
!
call h5imget_npalettes_f(file_id,dsetname1,npals,errcode )
if ( npals /= 0) then
print *, 'h5imget_npalettes_f bad value'
stop
endif
!
! link palette again
!
call h5imlink_palette_f(file_id,dsetname1,pal_name,errcode)
call passed()
!-------------------------------------------------------------------------
! end
!-------------------------------------------------------------------------
!
! Close the file.
!
call h5fclose_f(file_id, errcode)
!
! Close FORTRAN predefined datatypes.
!
call h5close_f(errcode)
!
! end function.
!
end subroutine make_image1
END MODULE TSTIMAGE_TESTS
program image_test
USE TSTIMAGE_TESTS ! module for testing dataset routines
IMPLICIT NONE
call make_image1()
end program image_test
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