private static PixImage CreateFromFiBitMap(FIBITMAP dib)
{
var sx = (int)FreeImage.GetWidth(dib);
var sy = (int)FreeImage.GetHeight(dib);
var delta = (int)FreeImage.GetPitch(dib);
var ftype = FreeImage.GetImageType(dib);
var bpp = FreeImage.GetBPP(dib);
var bits = FreeImage.GetBits(dib) + sy * delta;
switch (ftype)
{
case FREE_IMAGE_TYPE.FIT_BITMAP:
switch (bpp)
{
case 1:
{
var palette = FreeImage.GetPaletteEx(dib);
var pi = new PixImage <byte>(Col.Format.BW, sx, sy, 1);
var data = pi.Volume.Data;
int i = 0;
if (palette != null &&
palette[0].rgbRed + palette[0].rgbGreen + palette[0].rgbBlue >= 384)
{
for (var y = 0; y < sy; y++)
{
bits = bits - delta;
byte bit = 0x80; int bi = 0;
unsafe
{
byte *pixel = (byte *)bits;
for (var x = 0; x < sx; x++)
{
data[i++] = ((pixel[bi] & bit) == 0) ? (byte)255 : (byte)0;
bit >>= 1; if (bit == 0)
{
bit = 0x80; bi++;
}
}
}
}
}
else
{
for (var y = 0; y < sy; y++)
{
bits = bits - delta;
byte bit = 0x80; int bi = 0;
unsafe
{
byte *pixel = (byte *)bits;
for (var x = 0; x < sx; x++)
{
data[i++] = ((pixel[bi] & bit) != 0) ? (byte)255 : (byte)0;
bit >>= 1; if (bit == 0)
{
bit = 0x80; bi++;
}
}
}
}
}
return(pi);
}
case 8:
{
var pi = new PixImage <byte>(sx, sy, 1);
var data = pi.Volume.Data;
long i = 0;
for (var y = 0; y < sy; y++)
{
bits = bits - delta;
unsafe
{
Byte *pixel = (Byte *)bits;
for (var x = 0; x < sx; x++)
{
data[i++] = pixel[x];
}
}
}
return(pi);
}
case 24:
{
var pi = new PixImage <byte>(sx, sy, 3);
var data = pi.Volume.Data;
long i = 0;
for (var y = 0; y < sy; y++)
{
bits = bits - delta;
unsafe
{
Byte *pixel = (Byte *)bits;
for (var x = 0; x < sx; x++)
{
data[i++] = pixel[FreeImage.FI_RGBA_BLUE];
data[i++] = pixel[FreeImage.FI_RGBA_GREEN];
data[i++] = pixel[FreeImage.FI_RGBA_RED];
pixel += 3;
}
}
}
return(pi);
}
case 32:
{
var pi = new PixImage <byte>(sx, sy, 4);
var data = pi.Volume.Data;
long i = 0;
for (var y = 0; y < sy; y++)
{
bits = bits - delta;
unsafe
{
Byte *pixel = (Byte *)bits;
for (var x = 0; x < sx; x++)
{
data[i++] = pixel[FreeImage.FI_RGBA_BLUE];
data[i++] = pixel[FreeImage.FI_RGBA_GREEN];
data[i++] = pixel[FreeImage.FI_RGBA_RED];
data[i++] = pixel[FreeImage.FI_RGBA_ALPHA];
pixel += 4;
}
}
}
return(pi);
}
}
break;
case FREE_IMAGE_TYPE.FIT_UINT16:
{
var pi = new PixImage <ushort>(sx, sy, 1);
var data = pi.Volume.Data;
long i = 0;
for (var y = 0; y < sy; y++)
{
bits = bits - delta;
unsafe
{
ushort *pixel = (ushort *)bits;
for (var x = 0; x < sx; x++)
{
data[i++] = pixel[x];
}
}
}
return(pi);
}
case FREE_IMAGE_TYPE.FIT_INT16:
{
var pi = new PixImage <short>(sx, sy, 1);
var data = pi.Volume.Data;
long i = 0;
for (var y = 0; y < sy; y++)
{
bits = bits - delta;
unsafe
{
short *pixel = (short *)bits;
for (var x = 0; x < sx; x++)
{
data[i++] = pixel[x];
}
}
}
return(pi);
}
case FREE_IMAGE_TYPE.FIT_UINT32:
{
var pi = new PixImage <uint>(sx, sy, 1);
var data = pi.Volume.Data;
long i = 0;
for (var y = 0; y < sy; y++)
{
bits = bits - delta;
unsafe
{
uint *pixel = (uint *)bits;
for (var x = 0; x < sx; x++)
{
data[i++] = pixel[x];
}
}
}
return(pi);
}
case FREE_IMAGE_TYPE.FIT_INT32:
{
var pi = new PixImage <int>(sx, sy, 1);
var data = pi.Volume.Data;
long i = 0;
for (var y = 0; y < sy; y++)
{
bits = bits - delta;
unsafe
{
int *pixel = (int *)bits;
for (var x = 0; x < sx; x++)
{
data[i++] = pixel[x];
}
}
}
return(pi);
}
case FREE_IMAGE_TYPE.FIT_FLOAT:
{
var pi = new PixImage <float>(sx, sy, 1);
var data = pi.Volume.Data;
long i = 0;
for (var y = 0; y < sy; y++)
{
bits = bits - delta;
unsafe
{
float *pixel = (float *)bits;
for (var x = 0; x < sx; x++)
{
data[i++] = pixel[x];
}
}
}
return(pi);
}
case FREE_IMAGE_TYPE.FIT_DOUBLE:
{
var pi = new PixImage <double>(sx, sy, 1);
var data = pi.Volume.Data;
long i = 0;
for (var y = 0; y < sy; y++)
{
bits = bits - delta;
unsafe
{
double *pixel = (double *)bits;
for (var x = 0; x < sx; x++)
{
data[i++] = pixel[x];
}
}
}
}
break;
case FREE_IMAGE_TYPE.FIT_COMPLEX:
{
var pi = new PixImage <double>(sx, sy, 2);
var data = pi.Volume.Data;
long i = 0;
for (var y = 0; y < sy; y++)
{
bits = bits - delta;
unsafe
{
FICOMPLEX *pixel = (FICOMPLEX *)bits;
for (var x = 0; x < sx; x++)
{
data[i++] = pixel[x].real;
data[i++] = pixel[x].imag;
}
}
}
return(pi);
}
case FREE_IMAGE_TYPE.FIT_RGB16:
{
var pi = new PixImage <ushort>(sx, sy, 3);
var data = pi.Volume.Data;
long i = 0;
for (var y = 0; y < sy; y++)
{
bits = bits - delta;
unsafe
{
FIRGB16 *pixel = (FIRGB16 *)bits;
for (var x = 0; x < sx; x++)
{
data[i++] = pixel[x].red;
data[i++] = pixel[x].green;
data[i++] = pixel[x].blue;
}
}
}
return(pi);
}
case FREE_IMAGE_TYPE.FIT_RGBF:
{
var pi = new PixImage <float>(sx, sy, 3);
var data = pi.Volume.Data;
long i = 0;
for (var y = 0; y < sy; y++)
{
bits = bits - delta;
unsafe
{
FIRGBF *pixel = (FIRGBF *)bits;
for (var x = 0; x < sx; x++)
{
data[i++] = pixel[x].red;
data[i++] = pixel[x].green;
data[i++] = pixel[x].blue;
}
}
}
return(pi);
}
case FREE_IMAGE_TYPE.FIT_RGBA16:
{
var pi = new PixImage <ushort>(sx, sy, 4);
var data = pi.Volume.Data;
long i = 0;
for (var y = 0; y < sy; y++)
{
bits = bits - delta;
unsafe
{
FIRGBA16 *pixel = (FIRGBA16 *)bits;
for (var x = 0; x < sx; x++)
{
data[i++] = pixel[x].red;
data[i++] = pixel[x].green;
data[i++] = pixel[x].blue;
data[i++] = pixel[x].alpha;
}
}
}
return(pi);
}
case FREE_IMAGE_TYPE.FIT_RGBAF:
{
var pi = new PixImage <float>(sx, sy, 4);
var data = pi.Volume.Data;
long i = 0;
for (var y = 0; y < sy; y++)
{
bits = bits - delta;
unsafe
{
FIRGBAF *pixel = (FIRGBAF *)bits;
for (var x = 0; x < sx; x++)
{
data[i++] = pixel[x].red;
data[i++] = pixel[x].green;
data[i++] = pixel[x].blue;
data[i++] = pixel[x].alpha;
}
}
}
return(pi);
}
}
return(null);
}
private static FIBITMAP NewFiBitMap(PixImage <ushort> pi)
{
FreeImageCheck(pi.Volume.Info);
var sx = pi.Size.X;
var sy = pi.Size.Y;
var data = pi.Volume.Data;
long i = pi.Volume.FirstIndex;
long j = pi.Volume.JY;
switch (pi.ChannelCount)
{
case 1:
{
var dib = FreeImage.AllocateT(FREE_IMAGE_TYPE.FIT_UINT16, sx, sy, 16);
var delta = (int)FreeImage.GetPitch(dib);
var bits = FreeImage.GetBits(dib) + sy * delta;
for (var y = 0; y < sy; y++)
{
bits = bits - delta;
unsafe
{
ushort *pixel = (ushort *)bits;
for (var x = 0; x < sx; x++)
{
pixel[x] = data[i++];
}
}
i += j;
}
return(dib);
}
case 3:
{
var dib = FreeImage.AllocateT(FREE_IMAGE_TYPE.FIT_RGB16, sx, sy, 48);
var delta = (int)FreeImage.GetPitch(dib);
var bits = FreeImage.GetBits(dib) + sy * delta;
for (var y = 0; y < sy; y++)
{
bits = bits - delta;
unsafe
{
FIRGB16 *pixel = (FIRGB16 *)bits;
for (var x = 0; x < sx; x++)
{
pixel[x].red = data[i++];
pixel[x].green = data[i++];
pixel[x].blue = data[i++];
}
}
i += j;
}
return(dib);
}
case 4:
{
var dib = FreeImage.AllocateT(FREE_IMAGE_TYPE.FIT_RGBA16, sx, sy, 64);
var delta = (int)FreeImage.GetPitch(dib);
var bits = FreeImage.GetBits(dib) + sy * delta;
for (var y = 0; y < sy; y++)
{
bits = bits - delta;
unsafe
{
FIRGBA16 *pixel = (FIRGBA16 *)bits;
for (var x = 0; x < sx; x++)
{
pixel[x].red = data[i++];
pixel[x].green = data[i++];
pixel[x].blue = data[i++];
pixel[x].alpha = data[i++];
}
}
i += j;
}
return(dib);
}
default:
break;
}
throw new ArgumentException("cannot save PixImage");
}
