home *** CD-ROM | disk | FTP | other *** search
Wrap
/* ** $VER: Gamma.ieb 1.12, IE Arexx script ** Image Engineer Batch Processing script ** Copyright © by Patrik M Nydensten ** 1/2 1997 Stockholm/Sweden ** ** Apply gamma to image. */ options results signal on error parse arg input command input = upper(strip(input)) address 'IMAGEENGINEER' select /* Required batch script commands */ when input = 'INFO' then return get_info() when input = 'CONFIG' then return get_config(command) when input = 'PROCESS' then return process_image(command) otherwise do 'REQUEST' '"Failure in call to batch script!"' '" Quit "' return '<ERROR>' end end exit 0 /* Required "Get_info" procedure ------------------------------------ */ /* S = SECONDARY, A = ALPHA, 1 = Single file, 2 = Multiple files */ get_info: back = 'OK' return back /* Required "Get_config" procedure ---------------------------------- */ get_config: parse arg '"'command'"' Gamma=30 if command ~= '' then parse var command Gamma '#'Red '#'Green '#'Blue 'IE_TO_FRONT' form = 'FORM "Gamma" " OK | Cancel "', ' INTEGER,"Gamma",-100,100,'Gamma',SLIDER' if command = '' then do form = form ||' CHECKBOX,"Affect red (R)",1', ' CHECKBOX,"Affect green (G)",1', ' CHECKBOX,"Affect blue (B)",1' form parse var result ok Gamma Red Green Blue . if ok = 0 then return '<ERROR>' end else do form parse var result ok Gamma if ok = 0 then return '<ERROR>' Red='none'; Green='none'; Blue='none' end if (Red=0&Green=0&Blue=0) then do 'REQUEST' '"Incorrect settings. Read the manual."' '" OK "' return '<ERROR>' end back = Gamma '#'Red '#'Green '#'strip(Blue) return back /* Required "Process_image" procedure ------------------------------- */ process_image: parse arg '"'src_image'"' '"'dst_image'"' '"'options'"' parse var options Gamma '#'Red '#'Green '#'Blue . 'OPEN' '"'src_image'"' '24' if (RC ~= 0) then do 'IE_TO_FRONT' 'REQUEST' '"Failed to load image:' d2c(10)||src_image'"' '" OK "' return '<ERROR>' end else LoadImage = result Calc = '' if Red=1 then Calc=Calc 'RED' if Green=1 then Calc=Calc 'GREEN' if Blue=1 then Calc=Calc 'BLUE' 'GAMMA' LoadImage Gamma strip(Calc) OutputImage = result 'CLOSE' LoadImage if getclip('cfg_save_frmt')='' then setclip('cfg_save_frmt','ILBM CmpByteRun1') 'SAVE_DATA' OutputImage '"'dst_image'"' '"'getclip('cfg_save_frmt')'"' if (RC ~= 0) then do 'IE_TO_FRONT' 'REQUEST' '"Failed to save image:' d2c(10)||dst_image'"' '" OK "' return '<ERROR>' end 'CLOSE' OutputImage back = 'OK' return back /* Internal procedures ---------------------------------------------- */ /*******************************************************************/ /* This is where control goes when an error code is returned by IE */ /* It puts up a message saying what happened and on which line */ /*******************************************************************/ error: if RC=5 then do IE_TO_FRONT LAST_ERROR 'REQUEST "'||RESULT||'"' end else do IE_TO_FRONT LAST_ERROR 'REQUEST "Error detected!!!'||D2C(10)||'Image Engineer error message is as follows'||D2C(10)||result||D2C(10)||'Script failed on line '||SIGL||'"' 'Doh!' end return '<ERROR>'