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(CandyFormat): renamed to EPF, implemented later version.

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This commit is contained in:
morkt 2018-10-01 17:49:55 +04:00
parent e4e33d2d09
commit 5bd512c333
1 changed files with 80 additions and 25 deletions
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105
ArcFormats/Interheart/ImageCandy.cs
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@ -35,31 +35,56 @@ namespace GameRes.Formats.Interheart
internal class CandyMetaData : ImageMetaData
{
public int Colors;
public int HeaderSize;
public int Version;
}
[Export(typeof(ImageFormat))]
public class CandyFormat : ImageFormat
{
public override string Tag { get { return "PIC/CANDY"; } }
public override string Tag { get { return "EPF"; } }
public override string Description { get { return "Candy Soft image format"; } }
public override uint Signature { get { return 0; } }
public CandyFormat ()
{
Extensions = new string[] { "" };
Signatures = new uint[] { 0x0E00, 0 };
}
public override ImageMetaData ReadMetaData (IBinaryStream file)
{
var header = file.ReadHeader (10);
if (BigEndian.ToUInt16 (header, 0) != 10 || header[7] != 1)
var header = file.ReadHeader (14);
int header_size = BigEndian.ToUInt16 (header, 0);
CandyMetaData info;
if (14 == header_size)
{
info = new CandyMetaData {
OffsetX = BigEndian.ToInt16 (header, 2),
OffsetY = BigEndian.ToInt16 (header, 4),
Width = BigEndian.ToUInt16 (header, 6),
Height = BigEndian.ToUInt16 (header, 8),
BPP = header[0xA],
Colors = BigEndian.ToUInt16 (header, 0xC),
Version = header[0xB],
HeaderSize = header_size,
};
}
else if (10 == header_size)
{
info = new CandyMetaData {
Width = BigEndian.ToUInt16 (header, 2),
Height = BigEndian.ToUInt16 (header, 4),
BPP = header[6],
Colors = BigEndian.ToUInt16 (header, 8),
Version = header[7],
HeaderSize = header_size,
};
}
else
return null;
return new CandyMetaData {
Width = BigEndian.ToUInt16 (header, 2),
Height = BigEndian.ToUInt16 (header, 4),
BPP = header[6],
Colors = BigEndian.ToUInt16 (header, 8),
};
if (info.Version != 1 && info.Version != 2 || info.BPP < 8 || info.BPP > 32)
return null;
return info;
}
public override ImageData Read (IBinaryStream file, ImageMetaData info)
@ -78,11 +103,13 @@ namespace GameRes.Formats.Interheart
internal class CandyDecoder
{
IBinaryStream m_input;
CandyMetaData m_info;
byte[] m_output;
int m_width;
int m_height;
int m_stride;
int m_colors;
int m_pixel_size;
public PixelFormat Format { get; private set; }
public BitmapPalette Palette { get; private set; }
@ -90,17 +117,26 @@ namespace GameRes.Formats.Interheart
public CandyDecoder (IBinaryStream input, CandyMetaData info)
{
m_input = input;
m_info = info;
m_width = (int)info.Width;
m_height = (int)info.Height;
m_colors = info.Colors;
if (32 == info.BPP)
if (24 == info.BPP || (32 == info.BPP && 1 == info.Version))
{
m_stride = (int)m_width * 3;
m_pixel_size = 3;
m_stride = m_width * 3;
Format = PixelFormats.Bgr24;
}
else if (32 == info.BPP)
{
m_pixel_size = 4;
m_stride = m_width * 4;
Format = PixelFormats.Bgra32;
}
else
{
m_stride = (int)m_width;
m_pixel_size = 1;
m_stride = m_width;
Format = PixelFormats.Indexed8;
}
m_output = new byte[m_stride * m_height];
@ -108,31 +144,50 @@ namespace GameRes.Formats.Interheart
public byte[] Unpack ()
{
m_input.Position = 0xA;
m_input.Position = m_info.HeaderSize;
if (m_colors > 0)
Palette = ReadPalette();
LzUnpack();
if (m_colors > 0)
return m_output;
return RestorePixels();
}
byte[] RestorePixels ()
{
var pixels = new byte[m_output.Length];
int src = 0;
for (int block_y = 0; block_y < m_height; block_y += 80)
for (int block_x = 0; block_x < m_width; block_x += 80)
int block_size = m_info.BPP == 8 ? 144 : 80;
for (int block_y = 0; block_y < m_height; block_y += block_size)
for (int block_x = 0; block_x < m_width; block_x += block_size)
{
int dst_col = block_y * m_stride + block_x * 3;
int block_height = Math.Min (80, m_height - block_y);
int block_width = Math.Min (80, m_width - block_x);
int dst_col = block_y * m_stride + block_x * m_pixel_size;
int block_height = Math.Min (block_size, m_height - block_y);
int block_width = Math.Min (block_size, m_width - block_x);
for (int x = 0; x < block_width; ++x)
{
int dst = dst_col;
for (int y = 0; y < block_height; ++y)
{
pixels[dst+2] = m_output[src++];
pixels[dst+1] = m_output[src++];
pixels[dst ] = m_output[src++];
if (m_pixel_size > 3)
{
pixels[dst+3] = m_output[src ];
pixels[dst+2] = m_output[src+1];
pixels[dst+1] = m_output[src+2];
pixels[dst ] = m_output[src+3];
}
else if (1 == m_pixel_size)
{
pixels[dst] = m_output[src];
}
else
{
pixels[dst+2] = m_output[src ];
pixels[dst+1] = m_output[src+1];
pixels[dst ] = m_output[src+2];
}
dst += m_stride;
src += m_pixel_size;
}
dst_col += 3;
dst_col += m_pixel_size;
}
}
return pixels;