Reject input image with incorrect dimensions - everything gets screwy and I don't want to deal with it

Author: MaximDude

Types/GraphicsOutput.bmx

@@ -38,13 +38,18 @@ Type GraphicsOutput
 '////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 
 	Method LoadFile:Int(fileToLoad:String)
-		m_SourceImage = LoadImage(fileToLoad, 0)
-
-		If m_SourceImage <> Null Then
-			m_SourceImageSize = New SVec2I(m_SourceImage.Width, m_SourceImage.Height)
-			DrawImageRect(m_SourceImage, 0, 0, m_SourceImageSize[0] * m_InputZoom, m_SourceImageSize[1] * m_InputZoom) 'Draw the source image to the backbuffer so limb tiles can be created
-			m_LimbManager.CreateLimbParts(m_InputZoom, m_TileSize)
-			Return True
+		Local loadedImage:TImage = LoadImage(fileToLoad, 0)
+
+		If loadedImage <> Null Then
+			If loadedImage.Width = 192 And loadedImage.Height = 24 Then
+				m_SourceImage = loadedImage
+				m_SourceImageSize = New SVec2I(m_SourceImage.Width, m_SourceImage.Height)
+				DrawImageRect(m_SourceImage, 0, 0, m_SourceImageSize[0] * m_InputZoom, m_SourceImageSize[1] * m_InputZoom) 'Draw the source image to the backbuffer so limb tiles can be created
+				m_LimbManager.CreateLimbParts(m_InputZoom, m_TileSize)
+				Return True
+			Else
+				Notify("Attempting to load image with incorrect dimensions!~n~nMake sure the dimensions are exactly 192x24px!~nUse ~qInputTemplate~q for reference.", True)
+			EndIf
 		EndIf
 		Return False
 	EndMethod

Types/IndexedImageWriter.bmx

@@ -158,14 +158,14 @@ Type IndexedImageWriter
 				Local convertingPixmap:IndexedPixmap = New IndexedPixmap(sourcePixmap.Width, sourcePixmap.Height)
 				For Local pixelY:Int = 0 Until sourcePixmap.Height
 					For Local pixelX:Int = 0 Until sourcePixmap.Width
-						'Convert the 32bit RGBA color value from the source pixmap to a 8bit index value and write it to the converting bitmap
+						'Convert the 32bit RGBA color value from the source pixmap to a 8bit index value and write it to the converting pixmap
 						convertingPixmap.WritePixel(pixelX, pixelY, ConvertColorToClosestIndex(ReadPixel(sourcePixmap, pixelX, pixelY)))
 					Next
 				Next
 
 				Local rows:Byte Ptr[sourcePixmap.Height]
 				For Local i = 0 Until sourcePixmap.Height
-					rows[i] = convertingPixmap.PixelPtr(0, i) 'Get row pointers from the converting bitmap (1 byte aligned so won't be spaghettified)
+					rows[i] = convertingPixmap.PixelPtr(0, i) 'Get row pointers from the converting pixmap (1 byte aligned so won't be spaghettified)
 				Next
 				png_set_rows(pngPtr, pngInfoPtr, rows)