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'-----------------------------------------------------------------------------
' Get Image info using DevIL
' DevIL Sample program using Powerbasic.
'
' by Peter Scheutz, Scheutz & Clementsen Design
' Web: http://www.scheutz.dk
' e-mail: sourcecode@scheutz.dk
'
' Last modified: 06/22/2002
' Based on DevIL Ver. 1.6.1 PB incs
' Filename: imgview.bas
'
' Released under the GNU Lesser General Public License:
' http://www.gnu.org/copyleft/lesser.html
'
' For information on use and download of DevIL goto: http://openil.sourceforge.net/
' (Get docs and "End User Package")
'
' Report errors in the Powerbasic includes to e-mail above.
'
' For general help on Powerbasic and DevIL, try the forums at:
' http://www.powerbasic.com
'-----------------------------------------------------------------------------
#Register None
#Compile Exe "imginfo.exe"
Option Explicit
#Include "il.inc"
#Include "ilu.inc"
#Include "ilut.inc"
Function OpenIL_TypeString(ByVal il_const As Dword) As String
Select Case il_const
Case %IL_BYTE : Function = "IL_BYTE"
Case %IL_UNSIGNED_BYTE : Function = "IL_UNSIGNED_BYTE"
Case %IL_SHORT : Function = "IL_SHORT"
Case %IL_UNSIGNED_SHORT : Function = "IL_UNSIGNED_SHORT"
Case %IL_INT : Function = "IL_INT"
Case %IL_UNSIGNED_INT : Function = "IL_UNSIGNED_INT"
Case %IL_FLOAT : Function = "IL_FLOAT"
Case %GL_DOUBLE : Function = "GL_DOUBLE"
Case Else : Function = "Type not defined"
End Select
End Function
Function OpenIL_FormatString(ByVal il_const As Dword) As String
Select Case il_const
Case %IL_COLOUR_INDEX : Function = "IL_COLOUR_INDEX"
Case %IL_COLOR_INDEX : Function = "IL_COLOR_INDEX"
Case %IL_RGB : Function = "IL_RGB"
Case %IL_RGBA : Function = "IL_RGBA"
Case %IL_BGR : Function = "IL_BGR"
Case %IL_BGRA : Function = "IL_BGRA"
Case %IL_LUMINANCE : Function = "IL_LUMINANCE"
Case Else : Function = "Format not defined"
End Select
End Function
Function OpenIL_OriginString(ByVal il_const As Dword) As String
' Origin Definitions
Select Case il_const
Case %IL_ORIGIN_LOWER_LEFT : Function = "IL_ORIGIN_LOWER_LEFT"
Case %IL_ORIGIN_UPPER_LEFT : Function = "IL_ORIGIN_UPPER_LEFT"
Case Else : Function = "Origin type not defined"
End Select
End Function
Function OpenIL_PalTypeString(ByVal il_const As Dword) As String
' Palette types
Select Case il_const
Case %IL_PAL_NONE : Function = "IL_PAL_NONE"
Case %IL_PAL_RGB24 : Function = "IL_PAL_RGB24"
Case %IL_PAL_RGB32 : Function = "IL_PAL_RGB32"
Case %IL_PAL_RGBA32 : Function = "IL_PAL_RGBA32"
Case %IL_PAL_BGR24 : Function = "IL_PAL_BGR24"
Case %IL_PAL_BGR32 : Function = "IL_PAL_BGR32"
Case %IL_PAL_BGRA32 : Function = "IL_PAL_BGRA32"
Case Else : Function = "Pallete type not defined"
End Select
End Function
Function PbMain() As Long
Local ILErr As Dword
Local info As ILinfo
Local ID As Dword
Local errString As Asciiz*1024
If Len(Command$)=0 Then
MsgBox "Usage: imginfo.exe filename"
Exit Function
End If
ilInit
ilGenImages ByVal 1, ID
ILErr=ilGetError()
If ILErr <> 0 Then
errString = iluErrorString(ILErr)
MsgBox "Error in ilGenImages" & $CRLF & errString
Exit Function
End If
ilBindImage ID
ILErr=ilGetError()
If ILErr <> 0 Then
errString = iluErrorString(ILErr)
MsgBox "Error in ilBindImage" & $CRLF & errString
GoTo done
End If
' ilEnable %IL_FORMAT_SET
' ilEnable %IL_ORIGIN_SET
' ilEnable %IL_TYPE_SET
'
' ilFormatFunc %IL_RGB
' ilOriginFunc %IL_ORIGIN_LOWER_LEFT
' ilTypeFunc %IL_UNSIGNED_BYTE
'
' ilEnable %IL_CONV_PAL
' Do
' ILErr = ilGetError()
' Loop While (ILErr <> 0)
ilLoadImage Command$
ILErr=ilGetError()
If ILErr <> 0 Then
errString = iluErrorString(ILErr)
MsgBox "Error in ilLoadImage" & $CRLF & errString
GoTo done
End If
iluGetImageInfo info
ILErr=ilGetError()
If ILErr <> 0 Then
errString = iluErrorString(ILErr)
MsgBox "Error in iluGetImageInfo" & $CRLF & errString
GoTo done
Else
MsgBox "DevIL Image info: " & $CRLF & $CRLF & _
"Id: " & $TAB & $TAB & Format$(info.iId) & $CRLF & _
"Data Pointer" & $TAB & Format$(info.iData) & $CRLF & _
"Width: " & $TAB & $TAB & Format$(info.iWidth) & $CRLF & _
"Height: " & $TAB & $TAB & Format$(info.iHeight) & $CRLF & _
"Depth: " & $TAB & $TAB & Format$(info.iDepth) & $CRLF & _
"Bpp: " & $TAB & $TAB & Format$(info.iBpp) & $CRLF & _
"SizeOfData: " & $TAB & Format$(info.iSizeOfData) & $CRLF & _
"Format: " & $TAB & $TAB & OpenIL_FormatString(info.iFormat) & $CRLF & _
"Type: " & $TAB & $TAB & OpenIL_TypeString(info.iType) & $CRLF & _
"Origin: " & $TAB & $TAB & OpenIL_OriginString(info.iOrigin) & $CRLF & _
"PalType: " & $TAB & $TAB & OpenIL_PalTypeString(info.iPalType) & $CRLF & _
"PalSize: " & $TAB & $TAB & Format$(info.iPalSize) & $CRLF & _
"NumNext: " & $TAB & Format$(info.iNumNext) & $CRLF & _
"NumMips: " & $TAB & Format$(info.iNumMips) & $CRLF & _
"NumLayers: " & $TAB & Format$(info.iNumLayers)
End If
done:
ilDeleteImages 1 , ID
' clear additional errors
Do
ILErr = ilGetError()
Loop While (ILErr <> 0)
End Function
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