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fixed stride calculation for 8-bit GGD images.

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This commit is contained in:
morkt 2016-01-10 02:30:17 +04:00
parent a1ac261ce7
commit ca269364ae
1 changed files with 4 additions and 5 deletions
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9
ArcFormats/Ikura/ImageDRG.cs
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@ -2,7 +2,7 @@
//! \date Fri Aug 22 05:58:40 2014
//! \brief Digital Romance System image format implementation.
//
// Copyright (C) 2014-2015 by morkt
// Copyright (C) 2014-2016 by morkt
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
@ -436,9 +436,7 @@ namespace GameRes.Formats.Ikura
public override ImageData Read (Stream file, ImageMetaData info)
{
var meta = info as GgdMetaData;
if (null == meta)
throw new ArgumentException ("DrgIndexedFormat.Read should be supplied with GgdMetaData", "info");
var meta = (GgdMetaData)info;
file.Position = meta.HeaderSize + 4;
var palette_data = new byte[0x400];
if (palette_data.Length != file.Read (palette_data, 0, palette_data.Length))
@ -454,7 +452,8 @@ namespace GameRes.Formats.Ikura
{
reader.Unpack();
var palette = new BitmapPalette (colors);
return ImageData.Create (info, PixelFormats.Indexed8, palette, reader.Data);
int stride = ((int)meta.Width + 3) & ~3;
return ImageData.Create (info, PixelFormats.Indexed8, palette, reader.Data, stride);
}
}