public static void FreeImageSaveExrBitmap(string fileName, int width, int height, RgbSpectrum[] data, string[] watermark = null)
{
using (var bmp = new FreeImageBitmap(width, height, FREE_IMAGE_TYPE.FIT_RGBF))
{
for (int i = 0; i < bmp.Height; i++)
{
Scanline<FIRGBF> s = bmp.GetScanline<FIRGBF>(i);
for (int j = 0; j < bmp.Width; j++)
{
try
{
var spectra = data[j + i * bmp.Width];
s[j] = new FIRGBF()
{
blue = spectra.c3,
green = spectra.c2,
red = spectra.c1
};
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
}
}
if (watermark != null)
{
ApplyWaterMark(10, 400, bmp.ToBitmap(), watermark);
}
bmp.Save(fileName, FREE_IMAGE_FORMAT.FIF_EXR, FREE_IMAGE_SAVE_FLAGS.EXR_NONE);
bmp.TmoReinhard05(1, 0.4);
bmp.Save(fileName, FREE_IMAGE_FORMAT.FIF_PNG);
}
}
private bool MergeImages(string fileNameFormat, string outputDir, string prefix, int frameNum, string ext)
{
FreeImageBitmap combined = null;
string fname = "";
bool supported = false;
bool mergeSuccessful = true;
FREE_IMAGE_TYPE type = FREE_IMAGE_TYPE.FIT_UNKNOWN;
FreeImageBitmap source = null;
string mergedFile = string.Format(fileNameFormat, outputDir, prefix, frameNum, ext);
string tempFile = string.Format(fileNameFormat, outputDir, prefix, frameNum, "_tmp" + ext);
// Allocate a bitmap to store the final image
fname = string.Format(fileNameFormat, outputDir, "slice_0_" + prefix, frameNum, ext);
try
{
source = new FreeImageBitmap(fname);
if (source != null)
{
type = source.ImageType;
switch (type)
{
case FREE_IMAGE_TYPE.FIT_BITMAP:
if (source.ColorDepth == 32 || source.ColorDepth == 24)
supported = true;
break;
case FREE_IMAGE_TYPE.FIT_RGB16:
case FREE_IMAGE_TYPE.FIT_RGBA16:
case FREE_IMAGE_TYPE.FIT_RGBAF:
case FREE_IMAGE_TYPE.FIT_RGBF:
supported = true;
break;
}
}
}
catch (Exception ex)
{
logger.Error(ex, "Error opening slice file");
}
if (supported == false)
{
Console.WriteLine("Image format not supported");
return false;
}
try
{
// Create a new image of the input file type and the correct size
FIBITMAP newImage = FreeImage.AllocateT(type, Width, Height, source.ColorDepth, source.RedMask, source.BlueMask, source.GreenMask);
FreeImage.SaveEx(newImage, tempFile);
FreeImage.UnloadEx(ref newImage);
source.Dispose();
source = null;
GC.Collect();
GC.WaitForPendingFinalizers();
combined = new FreeImageBitmap(tempFile);
}
catch (Exception ex)
{
logger.Error(ex, "Error creating output file");
mergeSuccessful = false;
}
for (int i = 0; i < SlicesAcross * SlicesDown; i++)
{
// Load the image slice
fname = string.Format(fileNameFormat, outputDir, "slice_" + i + "_" + prefix, frameNum, ext);
FreeImageBitmap slice = new FreeImageBitmap(fname);
int posX;
int posY;
if (SlicesDown > 1 && SlicesAcross > 1)
{
posX = i % SlicesAcross;
posY = i / SlicesAcross;
}
else if (SlicesDown == 1)
{
posX = i;
posY = 0;
}
else
{
posX = 0;
posY = i;
}
// Calculate the image slice sizes and the row/column position
double sizeV = (1.0 / SlicesDown) * Height;
double sizeH = (1.0 / SlicesAcross) * Width;
double overlapV = sizeV * (Overlap / 100.0);
double overlapH = sizeH * (Overlap / 100.0);
double realLeft = sizeH * posX;
double left = realLeft - overlapH;
double realTop = sizeV * posY;
double top = realTop - overlapV;
// Check the sizes are within limits and adjust
left = Math.Max(0.0, left);
top = Math.Max(0.0, top);
try
{
switch (type)
{
case FREE_IMAGE_TYPE.FIT_BITMAP:
if (slice.ColorDepth == 24)
{
for (int y = 0; y < slice.Height; y++)
{
int srcY = (slice.Height - 1) - y;
int destY = (combined.Height - 1) - (srcY + (int)top);
int topY = y + (int)top;
Scanline<RGBTRIPLE> srcLine = (Scanline<RGBTRIPLE>)slice.GetScanline(y);
Scanline<RGBTRIPLE> destLine = (Scanline<RGBTRIPLE>)combined.GetScanline(destY);
for (int x = 0; x < slice.Width; x++)
{
int destX = x + (int)left;
// Make sure it's not out of bounds
if (destY >= Height || destY >= Width)
continue;
// Is the pixel in an overlapping Area
if (topY < realTop || destX < realLeft)
{
MergePixel srcPixel = new MergePixel(srcLine[x].rgbtRed, srcLine[x].rgbtGreen, srcLine[x].rgbtBlue, 0);
MergePixel destPixel = new MergePixel(destLine[destX].rgbtRed, destLine[destX].rgbtGreen, destLine[destX].rgbtBlue, 0);
destPixel = CalculatePixelWeight(overlapV, overlapH, realLeft, left, realTop, top, y, topY, x, srcPixel, destPixel);
RGBTRIPLE dest;
dest.rgbtRed = destPixel.red > 255.0 ? (byte)255 : (byte)destPixel.red;
dest.rgbtGreen = destPixel.green > 255.0 ? (byte)255 : (byte)destPixel.green;
dest.rgbtBlue = destPixel.blue > 255.0 ? (byte)255 : (byte)destPixel.blue;
destLine[destX] = dest;
}
else
destLine[destX] = srcLine[x];
}
}
}
else
{
for (int y = 0; y < slice.Height; y++)
{
int srcY = (slice.Height - 1) - y;
int destY = (combined.Height - 1) - (srcY + (int)top);
int topY = y + (int)top;
Scanline<RGBQUAD> srcLine = (Scanline<RGBQUAD>)slice.GetScanline(y);
Scanline<RGBQUAD> destLine = (Scanline<RGBQUAD>)combined.GetScanline(destY);
for (int x = 0; x < slice.Width; x++)
{
int destX = x + (int)left;
// Make sure it's not out of bounds
if (destY >= Height || destY >= Width)
continue;
// Is the pixel in an overlapping Area
if (topY < realTop || destX < realLeft)
{
MergePixel srcPixel = new MergePixel(srcLine[x].rgbRed, srcLine[x].rgbGreen, srcLine[x].rgbBlue, destLine[destX].rgbReserved);
MergePixel destPixel = new MergePixel(destLine[destX].rgbRed, destLine[destX].rgbGreen, destLine[destX].rgbBlue, destLine[destX].rgbReserved);
destPixel = CalculatePixelWeight(overlapV, overlapH, realLeft, left, realTop, top, y, topY, x, srcPixel, destPixel);
RGBQUAD dest = new RGBQUAD();
dest.rgbRed = destPixel.red > 255.0 ? (byte)255 : (byte)destPixel.red;
dest.rgbGreen = destPixel.green > 255.0 ? (byte)255 : (byte)destPixel.green;
dest.rgbBlue = destPixel.blue > 255.0 ? (byte)255 : (byte)destPixel.blue;
dest.rgbReserved = destPixel.alpha > 255.0 ? (byte)255 : (byte)destPixel.alpha;
destLine[destX] = dest;
}
else
destLine[destX] = srcLine[x];
}
}
}
break;
case FREE_IMAGE_TYPE.FIT_RGB16:
for (int y = 0; y < slice.Height; y++)
{
int srcY = (slice.Height - 1) - y;
int destY = (combined.Height - 1) - (srcY + (int)top);
int topY = y + (int)top;
Scanline<FIRGB16> srcLine = (Scanline<FIRGB16>)slice.GetScanline(y);
Scanline<FIRGB16> destLine = (Scanline<FIRGB16>)combined.GetScanline(destY);
for (int x = 0; x < slice.Width; x++)
{
int destX = x + (int)left;
// Make sure it's not out of bounds
if (destY >= Height || destY >= Width)
continue;
// Is the pixel in an overlapping Area
if (topY < realTop || destX < realLeft)
{
MergePixel srcPixel = new MergePixel(srcLine[x].red, srcLine[x].green, srcLine[x].blue, 0);
MergePixel destPixel = new MergePixel(destLine[destX].red, destLine[destX].green, destLine[destX].blue, 0);
destPixel = CalculatePixelWeight(overlapV, overlapH, realLeft, left, realTop, top, y, topY, x, srcPixel, destPixel);
FIRGB16 dest = new FIRGB16();
dest.red = (ushort)destPixel.red;
dest.green = (ushort)destPixel.green;
dest.blue = (ushort)destPixel.blue;
destLine[destX] = dest;
}
else
destLine[destX] = srcLine[x];
}
}
break;
case FREE_IMAGE_TYPE.FIT_RGBA16:
for (int y = 0; y < slice.Height; y++)
{
int srcY = (slice.Height - 1) - y;
int destY = (combined.Height - 1) - (srcY + (int)top);
int topY = y + (int)top;
Scanline<FIRGBA16> srcLine = (Scanline<FIRGBA16>)slice.GetScanline(y);
Scanline<FIRGBA16> destLine = (Scanline<FIRGBA16>)combined.GetScanline(destY);
for (int x = 0; x < slice.Width; x++)
{
int destX = x + (int)left;
// Make sure it's not out of bounds
if (destY >= Height || destY >= Width)
continue;
// Is the pixel in an overlapping Area
if (topY < realTop || destX < realLeft)
{
MergePixel srcPixel = new MergePixel(srcLine[x].red, srcLine[x].green, srcLine[x].blue, srcLine[x].alpha);
MergePixel destPixel = new MergePixel(destLine[destX].red, destLine[destX].green, destLine[destX].blue, destLine[destX].alpha);
destPixel = CalculatePixelWeight(overlapV, overlapH, realLeft, left, realTop, top, y, topY, x, srcPixel, destPixel);
FIRGBA16 dest = new FIRGBA16();
dest.red = (ushort)destPixel.red;
dest.green = (ushort)destPixel.green;
dest.blue = (ushort)destPixel.blue;
dest.alpha = (ushort)destPixel.alpha;
destLine[destX] = dest;
}
else
destLine[destX] = srcLine[x];
}
}
break;
case FREE_IMAGE_TYPE.FIT_RGBAF:
for (int y = 0; y < slice.Height; y++)
{
int srcY = (slice.Height - 1) - y;
int destY = (combined.Height - 1) - (srcY + (int)top);
int topY = y + (int)top;
Scanline<FIRGBAF> srcLine = (Scanline<FIRGBAF>)slice.GetScanline(y);
Scanline<FIRGBAF> destLine = (Scanline<FIRGBAF>)combined.GetScanline(destY);
for (int x = 0; x < slice.Width; x++)
{
int destX = x + (int)left;
// Make sure it's not out of bounds
if (destY >= Height || destY >= Width)
continue;
// Is the pixel in an overlapping Area
if (topY < realTop || destX < realLeft)
{
MergePixel srcPixel = new MergePixel(srcLine[x].red, srcLine[x].green, srcLine[x].blue, destLine[destX].alpha);
MergePixel destPixel = new MergePixel(destLine[destX].red, destLine[destX].green, destLine[destX].blue, destLine[destX].alpha);
destPixel = CalculatePixelWeight(overlapV, overlapH, realLeft, left, realTop, top, y, topY, x, srcPixel, destPixel);
FIRGBAF dest = new FIRGBAF();
dest.red = (float)destPixel.red;
dest.green = (float)destPixel.green;
dest.blue = (float)destPixel.blue;
dest.alpha = (float)destPixel.alpha;
destLine[destX] = dest;
}
else
destLine[destX] = srcLine[x];
}
}
break;
case FREE_IMAGE_TYPE.FIT_RGBF:
for (int y = 0; y < slice.Height; y++)
{
int srcY = (slice.Height - 1) - y;
int destY = (combined.Height - 1) - (srcY + (int)top);
int topY = y + (int)top;
Scanline<FIRGBF> srcLine = (Scanline<FIRGBF>)slice.GetScanline(y);
Scanline<FIRGBF> destLine = (Scanline<FIRGBF>)combined.GetScanline(destY);
for (int x = 0; x < slice.Width; x++)
{
int destX = x + (int)left;
// Make sure it's not out of bounds
if (destY >= Height || destY >= Width)
continue;
// Is the pixel in an overlapping Area
if (topY < realTop || destX < realLeft)
{
MergePixel srcPixel = new MergePixel(srcLine[x].red, srcLine[x].green, srcLine[x].blue, 0);
MergePixel destPixel = new MergePixel(destLine[destX].red, destLine[destX].green, destLine[destX].blue, 0);
destPixel = CalculatePixelWeight(overlapV, overlapH, realLeft, left, realTop, top, y, topY, x, srcPixel, destPixel);
FIRGBF dest = new FIRGBF();
dest.red = (float)destPixel.red;
dest.green = (float)destPixel.green;
dest.blue = (float)destPixel.blue;
destLine[destX] = dest;
}
else
destLine[destX] = srcLine[x];
}
}
break;
}
slice.Dispose();
}
catch (Exception ex)
{
logger.Error(ex, "Error merging image files");
mergeSuccessful = false;
}
}
try
{
if (mergeSuccessful)
{
combined.Save(mergedFile);
combined.Dispose();
combined = null;
GC.Collect();
GC.WaitForPendingFinalizers();
File.Delete(tempFile);
}
else
{
Log += DateTime.Now.ToLongTimeString() + " Merging frame " + frameNum + " failed.\n";
}
}
catch (Exception ex)
{
logger.Error(ex, "Error writing combined file");
mergeSuccessful = false;
}
return mergeSuccessful;
}
public void FIRGBF()
{
FIRGBF rgb = new FIRGBF();
Assert.AreEqual(0 / 255f, rgb.blue);
Assert.AreEqual(0 / 255f, rgb.green);
Assert.AreEqual(0 / 255f, rgb.red);
rgb = new FIRGBF(Color.Chartreuse);
Assert.That(EqualColors(Color.Chartreuse, rgb.Color));
rgb = new FIRGBF(Color.FromArgb(133, 83, 95, 173));
Assert.AreEqual(173 / 255f, rgb.blue);
Assert.AreEqual(95 / 255f, rgb.green);
Assert.AreEqual(83 / 255f, rgb.red);
rgb.Color = Color.Crimson;
Assert.That(EqualColors(Color.Crimson, rgb.Color));
rgb.Color = Color.MidnightBlue;
Assert.That(EqualColors(Color.MidnightBlue, rgb.Color));
rgb.Color = Color.White;
Assert.AreEqual(255 / 255f, rgb.blue);
Assert.AreEqual(255 / 255f, rgb.green);
Assert.AreEqual(255 / 255f, rgb.red);
rgb.Color = Color.Black;
Assert.AreEqual(0 / 255f, rgb.blue);
Assert.AreEqual(0 / 255f, rgb.green);
Assert.AreEqual(0 / 255f, rgb.red);
rgb = Color.DarkGoldenrod;
Color color = rgb;
Assert.That(EqualColors(Color.DarkGoldenrod, color));
}
protected void SavePBOhdr(string fileName) {
OGLBuffer buffer = OutputBuffer as OGLBuffer;
if (buffer == null)
return;
Vector4[] data = new Vector4[buffer.Width * buffer.Height];
buffer.GetDataNoAlloc<Vector4>(data);
using (var bmp = new FreeImageBitmap(this.Width, this.Height, FREE_IMAGE_TYPE.FIT_RGBF)) {
for (var j = 0ul; j < buffer.Height; j++) {
var scanLine = bmp.GetScanline<FIRGBF>((int)buffer.Height - (int)j - 1);
for (var i = 0ul; i < buffer.Width; i++) {
var px = data[(int)i + (int)(buffer.Height - j - 1) * bmp.Width];
scanLine[(int)i] = new FIRGBF() { red = px.X, green = px.Y, blue = px.Z};
}
}
bmp.Save(fileName, FREE_IMAGE_FORMAT.FIF_EXR);
}
}
