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(S25): pick first non-null frame as default.

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This commit is contained in:
morkt 2016-08-18 14:51:37 +04:00
parent 95e1dd97a6
commit 4a2f867353
1 changed files with 5 additions and 7 deletions
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12
ArcFormats/ShiinaRio/ImageS25.cs
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@ -2,7 +2,7 @@
//! \date Sat Apr 18 17:00:54 2015
//! \brief ShiinaRio S25 multi-image format.
//
// Copyright (C) 2015 by morkt
// Copyright (C) 2015-2016 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
@ -58,7 +58,9 @@ namespace GameRes.Formats.ShiinaRio
int count = input.ReadInt32();
if (count < 0 || count > 0xfffff)
return null;
uint first_offset = input.ReadUInt32();
uint first_offset = 0;
for (int i = 0; i < count && 0 == first_offset; ++i)
first_offset = input.ReadUInt32();
if (0 == first_offset)
return null;
input.BaseStream.Position = first_offset;
@ -76,11 +78,7 @@ namespace GameRes.Formats.ShiinaRio
public override ImageData Read (Stream stream, ImageMetaData info)
{
var meta = info as S25MetaData;
if (null == meta)
throw new ArgumentException ("S25Format.Read should be supplied with S25MetaData", "info");
using (var reader = new Reader (stream, meta))
using (var reader = new Reader (stream, (S25MetaData)info))
{
var pixels = reader.Unpack();
return ImageData.Create (info, PixelFormats.Bgra32, null, pixels);