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added some IImageDecoder implementations.

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This commit is contained in:
morkt
2016-10-26 05:10:30 +04:00
parent d02a9b180a
commit 2c06c1cbcd
8 changed files with 196 additions and 95 deletions
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12
ArcFormats/ShiinaRio/ArcS25.cs
View File

@@ -59,7 +59,7 @@ namespace GameRes.Formats.ShiinaRio
{
var entry = new Entry
{
Name = string.Format ("{0}@{1:D4}.tga", base_name, i),
Name = string.Format ("{0}@{1:D4}", base_name, i),
Type = "image",
Offset = offset,
};
@@ -79,9 +79,8 @@ namespace GameRes.Formats.ShiinaRio
return new ArcFile (file, this, dir);
}
public override Stream OpenEntry (ArcFile arc, Entry entry)
public override IImageDecoder OpenImage (ArcFile arc, Entry entry)
{
// emulate TGA image
var offset = entry.Offset;
var info = new S25MetaData
{
@@ -93,11 +92,8 @@ namespace GameRes.Formats.ShiinaRio
FirstOffset = (uint)(offset + 0x14),
Incremental = 0 != (arc.File.View.ReadUInt32 (offset+0x10) & 0x80000000u),
};
using (var input = arc.File.CreateStream (0, (uint)arc.File.MaxOffset))
using (var reader = new S25Format.Reader (input, info))
{
return TgaStream.Create (info, reader.Unpack());
}
var input = arc.File.CreateStream (0, (uint)arc.File.MaxOffset);
return new S25Format.Reader (input, info);
}
}
}

27
ArcFormats/ShiinaRio/ImageS25.cs
View File

@@ -76,10 +76,7 @@ namespace GameRes.Formats.ShiinaRio
public override ImageData Read (IBinaryStream stream, ImageMetaData info)
{
using (var reader = new Reader (stream, (S25MetaData)info))
{
var pixels = reader.Unpack();
return ImageData.Create (info, PixelFormats.Bgra32, null, pixels);
}
return reader.Image;
}
public override void Write (Stream file, ImageData image)
@@ -87,7 +84,7 @@ namespace GameRes.Formats.ShiinaRio
throw new NotImplementedException ("S25Format.Write not implemented");
}
internal sealed class Reader : IDisposable
internal sealed class Reader : IImageDecoder
{
IBinaryStream m_input;
int m_width;
@@ -95,6 +92,25 @@ namespace GameRes.Formats.ShiinaRio
uint m_origin;
byte[] m_output;
bool m_incremental;
ImageMetaData m_info;
ImageData m_image;
public Stream Input { get { m_input.Position = 0; return m_input.AsStream; } }
public ImageMetaData Info { get { return m_info; } }
public ImageFormat Format { get { return null; } }
public ImageData Image
{
get
{
if (null == m_image)
{
var pixels = Unpack();
m_image = ImageData.Create (m_info, PixelFormats.Bgra32, null, pixels);
}
return m_image;
}
}
public byte[] Data { get { return m_output; } }
@@ -106,6 +122,7 @@ namespace GameRes.Formats.ShiinaRio
m_input = file;
m_origin = info.FirstOffset;
m_incremental = info.Incremental;
m_info = info;
}
public byte[] Unpack ()