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(Seraphim): CX images.

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This commit is contained in:
morkt 2018-05-07 01:09:03 +04:00
parent ac7303b4b3
commit b09a444aa8
1 changed files with 70 additions and 40 deletions
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110
ArcFormats/Seraphim/ImageSeraph.cs
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@ -76,7 +76,7 @@ namespace GameRes.Formats.Seraphim
var meta = (SeraphMetaData)info;
var reader = new SeraphReader (stream.AsStream, meta);
reader.UnpackCf();
return ImageData.Create (info, PixelFormats.Bgr24, null, reader.Data);
return ImageData.Create (info, reader.Format, null, reader.Data);
}
public override void Write (Stream file, ImageData image)
@ -94,7 +94,8 @@ namespace GameRes.Formats.Seraphim
public override ImageMetaData ReadMetaData (IBinaryStream stream)
{
var info = base.ReadMetaData (stream);
info.BPP = 32;
if (info != null)
info.BPP = 32;
return info;
}
@ -158,6 +159,33 @@ namespace GameRes.Formats.Seraphim
}
}
[Export(typeof(ImageFormat))]
public class SeraphCxImage : SeraphCfImage
{
public override string Tag { get { return "CX"; } }
public override uint Signature { get { return 0x5843; } } // 'CX'
public override ImageMetaData ReadMetaData (IBinaryStream stream)
{
var info = base.ReadMetaData (stream);
if (info != null)
info.BPP = 32;
return info;
}
public override ImageData Read (IBinaryStream stream, ImageMetaData info)
{
var reader = new SeraphReader (stream.AsStream, (SeraphMetaData)info, 4);
reader.UnpackCx();
return ImageData.Create (info, reader.Format, null, reader.Data);
}
public override void Write (Stream file, ImageData image)
{
throw new NotImplementedException ("SeraphCxImage.Write not implemented");
}
}
internal class SeraphReader
{
Stream m_input;
@ -167,6 +195,7 @@ namespace GameRes.Formats.Seraphim
int m_stride;
int m_colors;
int m_packed_size;
int m_pixel_size;
public byte[] Data { get { return m_output; } }
public PixelFormat Format { get; private set; }
@ -184,6 +213,7 @@ namespace GameRes.Formats.Seraphim
m_output = new byte[m_stride * m_height];
m_packed_size = info.PackedSize;
m_colors = info.Colors;
m_pixel_size = pixel_size;
if (1 == pixel_size && m_colors > 0)
Palette = ReadPalette (m_colors);
}
@ -236,6 +266,13 @@ namespace GameRes.Formats.Seraphim
Format = PixelFormats.Bgr24;
}
public void UnpackCx ()
{
UnpackRgb();
FlipPixels();
Format = PixelFormats.Bgra32;
}
private void UnpackRgb () // sub_404250
{
int dst = 0;
@ -253,9 +290,7 @@ namespace GameRes.Formats.Seraphim
if (0 != (ctl & 0x40))
{
count = (ctl & 0x3F) + 2;
int v2 = m_input.ReadByte();
for (int i = 0; i < count; ++i)
m_output[dst+i] = (byte)v2;
FillBytes (dst, (byte)m_input.ReadByte(), count);
}
else
{
@ -266,15 +301,12 @@ namespace GameRes.Formats.Seraphim
}
else if (0 == (ctl & 0x40))
{
int v2 = m_input.ReadByte();
count = v2 | ((ctl & 0xF) << 8);
count = m_input.ReadByte() | ((ctl & 0xF) << 8);
switch ((ctl >> 4) & 3)
{
case 0:
count += 2;
v2 = m_input.ReadByte();
for (int i = 0; i < count; ++i)
m_output[dst+i] = (byte)v2;
FillBytes (dst, (byte)m_input.ReadByte(), count);
break;
case 1:
++count;
@ -292,37 +324,28 @@ namespace GameRes.Formats.Seraphim
}
else if (0 == (ctl & 0x30))
{
int v2 = m_input.ReadByte();
count = v2 + ((ctl & 7) << 8) + 1;
count = m_input.ReadByte() + ((ctl & 7) << 8) + 1;
int x = m_pixel_size;
if (0 != (ctl & 8))
{
m_input.Read (m_output, dst, 6);
Binary.CopyOverlapped (m_output, dst, dst+6, count*6);
++count;
count *= 6;
}
else
{
m_input.Read (m_output, dst, 3);
Binary.CopyOverlapped (m_output, dst, dst+3, count*3);
++count;
count *= 3;
}
x *= 2;
m_input.Read (m_output, dst, x);
Binary.CopyOverlapped (m_output, dst, dst+x, count*x);
++count;
count *= x;
}
else if (0 == (ctl & 0x20))
{
int offset = m_input.ReadByte() + ((ctl & 0xF) << 8);
int offset = m_input.ReadByte() + ((ctl & 0xF) << 8) + 1;
count = m_input.ReadByte() + 1;
int src = dst - 3 - 3 * offset; // auto v34 = &unpacked[dst - 3] - 3 * offset;
count *= 3;
int src = dst - m_pixel_size * offset;
count *= m_pixel_size;
Binary.CopyOverlapped (m_output, src, dst, count);
}
else
{
int v37 = m_input.ReadByte();
int v38 = v37 + ((ctl & 0xF) << 8);
int offset = m_input.ReadByte() + ((ctl & 0xF) << 8) + 1;
count = m_input.ReadByte() + 1;
int src = dst - 1 - v38; // auto v40 = &unpacked[dst - 1] - v38;
int src = dst - offset;
Binary.CopyOverlapped (m_output, src, dst, count);
}
if (0 == count)
@ -350,9 +373,9 @@ namespace GameRes.Formats.Seraphim
if (0 != (next & 0x40))
{
count = (next & 0x3F) + 2;
int v4 = m_input.ReadByte();
byte v = (byte)m_input.ReadByte();
for (int i = 0; i < count; ++i)
output[dst+i] = (byte)v4;
output[dst+i] = v;
}
else
{
@ -363,16 +386,17 @@ namespace GameRes.Formats.Seraphim
}
else if (0 == (next & 0x40))
{
int v2 = m_input.ReadByte();
count = v2 | ((next & 0xF) << 8);
count = m_input.ReadByte() | ((next & 0xF) << 8);
switch ((next >> 4) & 3)
{
case 0:
count += 2;
v2 = m_input.ReadByte();
for (int i = 0; i < count; ++i)
output[dst+i] = (byte)v2;
break;
{
count += 2;
byte v = (byte)m_input.ReadByte();
for (int i = 0; i < count; ++i)
output[dst+i] = v;
break;
}
case 1:
++count;
Binary.CopyOverlapped (output, dst-m_width, dst, count);
@ -442,5 +466,11 @@ namespace GameRes.Formats.Seraphim
}
m_output = pixels;
}
void FillBytes (int dst, byte value, int count)
{
for (int i = 0; i < count; ++i)
m_output[dst+i] = value;
}
}
}