SUBROUTINE ADI2_GETIMGB( HDUID, NDIM, DIMS, DATA, STATUS ) *+ * Name: * ADI2_GETIMGB * Purpose: * Get BYTE data from image extension HDU of file FID * Language: * Starlink Fortran * Invocation: * CALL ADI2_GETIMGB( HDUID, NDIM, DIMS, DATA, STATUS ) * Description: * {routine_description} * Arguments: * HDUID = INTEGER (given) * ADI identifier of FITShdu object * NDIM = INTEGER (given) * Dimensionality of DATA * DIMS[] = INTEGER (given) * The dimensions of DATA * DATA[] = BYTE (returned) * The data from the extension * STATUS = INTEGER (given and returned) * The global status. * Examples: * {routine_example_text} * {routine_example_description} * Pitfalls: * {pitfall_description}... * Notes: * {routine_notes}... * Prior Requirements: * {routine_prior_requirements}... * Side Effects: * {routine_side_effects}... * Algorithm: * {algorithm_description}... * Accuracy: * {routine_accuracy} * Timing: * {routine_timing} * External Routines Used: * {name_of_facility_or_package}: * {routine_used}... * Implementation Deficiencies: * {routine_deficiencies}... * References: * ADI Subroutine Guide : http://www.sr.bham.ac.uk/asterix-docs/Programmer/Guides/adi.html * Keywords: * package:adi, usage:private * Copyright: * Copyright (C) University of Birmingham, 1995 * Authors: * DJA: David J. Allan (Jet-X, University of Birmingham) * {enter_new_authors_here} * History: * 26 Jul 1995 (DJA): * Original version. * {enter_changes_here} * Bugs: * {note_any_bugs_here} *- * Type Definitions: IMPLICIT NONE ! No implicit typing * Global Constants: INCLUDE 'SAE_PAR' ! Standard SAE constants INCLUDE 'ADI_PAR' * Arguments Given: INTEGER HDUID INTEGER NDIM INTEGER DIMS(*) * Arguments Returned: BYTE DATA(*) * Status: INTEGER STATUS ! Global status * Local Variables: INTEGER ADIMS(ADI__MXDIM) ! Actual dimensions INTEGER ANDIM ! Actual dimensionality INTEGER FPIX(ADI__MXDIM) ! 1st pix to extract INTEGER FSTAT ! FITSIO status code INTEGER I ! Loop over dims INTEGER LPIX(ADI__MXDIM) ! Last pix to extract INTEGER LUN ! Logical unit of file LOGICAL ANYF ! Any diff values? LOGICAL PAD ! DATA requires padding? *. * Check inherited global status. IF ( STATUS .NE. SAI__OK ) RETURN * Get dimensions of extension CALL ADI2_ISHAPE( HDUID, ADI__MXDIM, ADIMS, ANDIM, STATUS ) * If ok, and dimensionalities match IF ( (STATUS .EQ. SAI__OK) .AND. (ANDIM.EQ.NDIM) ) THEN * Limit data to be extracted to size of user array PAD = .FALSE. DO I = 1, ANDIM FPIX(I) = 1 LPIX(I) = MIN( DIMS(I), ADIMS(I) ) PAD = (PAD .OR. (DIMS(I).NE.ADIMS(I))) END DO * Extract the logical unit CALL ADI2_HDULUN( HDUID, LUN, STATUS ) * Read the data FSTAT = 0 CALL FTGSVB( LUN, 1, NDIM, ADIMS, FPIX, LPIX, FPIX, 0, DATA, : ANYF, FSTAT ) IF ( FSTAT .NE. 0 ) THEN CALL ADI2_FITERP( FSTAT, STATUS ) END IF * Pad if required IF ( PAD ) THEN CALL MSG_PRNT( 'No padding yet!' ) END IF * Otherwise dims don't match ELSE IF ( STATUS .EQ. SAI__OK ) THEN STATUS = SAI__ERROR CALL ERR_REP( ' ', 'Dimensions of user array and FITS data '/ : /'do not match', STATUS ) END IF * Report any errors IF ( STATUS .NE. SAI__OK ) THEN CALL AST_REXIT( 'ADI2_GETIMGB', STATUS ) END IF END