private void CreateNewBitmapBunch(bool highResolution, ScalingAlgorithm algorithm)
{
var newBunch = CanvasHelper.CreateNewBitmapBunch(
highResolution, algorithm, LOW_RES_WIDTH, LOW_RES_HEIGHT,
this.bitmapBunch, PixelFormat.Format32bppRgb);
if (newBunch != null)
{
this.bitmapBunch = newBunch;
}
}
public static BitmapBunch CreateNewBitmapBunch(bool highResolution, ScalingAlgorithm algorithm, int minWidth, int minHeight, BitmapBunch oldBitmapBunch, PixelFormat format)
{
int sizeMultiplier = 1;
if (highResolution)
{
sizeMultiplier *= 2;
}
if (algorithm == ScalingAlgorithm.Hq2X)
{
sizeMultiplier *= 2;
}
else if (algorithm == ScalingAlgorithm.Hq3X)
{
sizeMultiplier *= 3;
}
else if (algorithm == ScalingAlgorithm.Hq4X)
{
sizeMultiplier *= 4;
}
int newWidth = minWidth * sizeMultiplier;
int newHeight = minHeight * sizeMultiplier;
if (oldBitmapBunch != null &&
newWidth == oldBitmapBunch.BitmapWidth &&
newHeight == oldBitmapBunch.BitmapHeight &&
highResolution == oldBitmapBunch.HighResolution &&
algorithm == oldBitmapBunch.ScalingAlgorithm)
{
return(null);
}
// Create new bitmap bunch if necessary.
var newBunch = new BitmapBunch(minWidth * sizeMultiplier, minHeight * sizeMultiplier, format);
newBunch.HighResolution = highResolution;
newBunch.ScalingAlgorithm = algorithm;
return(newBunch);
}
/// <summary>
/// Resizes an image using the given algorithm.
/// </summary>
/// <param name="i">Input image.</param>
/// <param name="outSize">Output size. (If Applicable)</param>
/// <param name="method">Scaling method.</param>
/// <returns>The resized image.</returns>
public static Image Resize(Image i, Vec2 outSize, ScalingAlgorithm method = ScalingAlgorithm.NearestNeighbor)
{
Image o;
switch (method)
{
case ScalingAlgorithm.NearestNeighbor:
o = ResizeNearestNeighbor(i, outSize);
break;
case ScalingAlgorithm.Bilinear:
o = ResizeBilinear(i, outSize);
break;
case ScalingAlgorithm.Bicubic:
o = ResizeBicubic(i, outSize);
break;
case ScalingAlgorithm.Hq2x:
o = ResizeHq2x(i);
break;
case ScalingAlgorithm.Hq3x:
o = ResizeHq3x(i);
break;
case ScalingAlgorithm.Hq4x:
o = ResizeHq4x(i);
break;
default:
o = ResizeNearestNeighbor(i, outSize);
break;
}
return(o);
}
private static void ThreadedScale(Texture2D texture, int newWidth, int newHeight, ScalingAlgorithm algorithm)
{
texColors = texture.GetPixels();
newColors = new Color[newWidth * newHeight];
if (algorithm == ScalingAlgorithm.Bilinear)
{
ratioX = 1.0f / ((float)newWidth / (texture.width - 1));
ratioY = 1.0f / ((float)newHeight / (texture.height - 1));
}
else
{
ratioX = ((float)texture.width) / newWidth;
ratioY = ((float)texture.height) / newHeight;
}
oldWidth = texture.width;
TextureScaler.newWidth = newWidth;
var cores = Mathf.Min(SystemInfo.processorCount, newHeight);
var slice = newHeight / cores;
finishCount = 0;
if (mutex == null)
{
mutex = new Mutex(false);
}
if (cores > 1)
{
int i = 0;
ThreadData threadData;
for (i = 0; i < cores - 1; i++)
{
threadData = new ThreadData(slice * i, slice * (i + 1));
ParameterizedThreadStart ts = algorithm == ScalingAlgorithm.Bilinear ? new ParameterizedThreadStart(BilinearScale) : new ParameterizedThreadStart(PointScale);
Thread thread = new Thread(ts);
thread.Start(threadData);
}
threadData = new ThreadData(slice * i, newHeight);
if (algorithm == ScalingAlgorithm.Bilinear)
{
BilinearScale(threadData);
}
else
{
PointScale(threadData);
}
while (finishCount < cores)
{
Thread.Sleep(1);
}
}
else
{
ThreadData threadData = new ThreadData(0, newHeight);
if (algorithm == ScalingAlgorithm.Bilinear)
{
BilinearScale(threadData);
}
else
{
PointScale(threadData);
}
}
texture.Resize(newWidth, newHeight);
texture.SetPixels(newColors);
texture.Apply();
}
public static void Scale(Texture2D texture, int newWidth, int newHeight, ScalingAlgorithm algorithm = ScalingAlgorithm.Bilinear)
{
ThreadedScale(texture, newWidth, newHeight, algorithm);
}
public unsafe static void CopyBitmap(IntPtr currentFrame, BitmapDefinition bitmapDefinition, int copyWidth, int copyHeight, bool addBlackBorder, bool copyPointlessAlphaByte, bool allowCrop, ScalingAlgorithm scalingAlgorithm)
{
Bitmap bitmapToPrepare = bitmapDefinition.Bitmap;
BitmapData bitmapData = bitmapToPrepare.LockBits(new Rectangle(0, 0, bitmapToPrepare.Width, bitmapToPrepare.Height), ImageLockMode.WriteOnly, bitmapToPrepare.PixelFormat);
int newWidth = 0;
int newHeight = 0;
FreeDOCore.GetFrameBitmap(
currentFrame
, bitmapData.Scan0
, bitmapToPrepare.Width
, bitmapDefinition.Crop
, copyWidth
, copyHeight
, addBlackBorder
, copyPointlessAlphaByte
, allowCrop
, scalingAlgorithm
, out newWidth
, out newHeight);
bitmapToPrepare.UnlockBits(bitmapData);
}
/// <summary>
/// Resizes an image using the given algorithm.
/// </summary>
/// <param name="i">Input image.</param>
/// <param name="outSize">Output size. (If Applicable)</param>
/// <param name="method">Scaling method.</param>
/// <returns>The resized image.</returns>
public static Image Resize(Image i, Vec2 outSize, ScalingAlgorithm method = ScalingAlgorithm.NearestNeighbor)
{
Image o;
switch (method)
{
case ScalingAlgorithm.NearestNeighbor:
o = ResizeNearestNeighbor(i, outSize);
break;
case ScalingAlgorithm.Bilinear:
o = ResizeBilinear(i, outSize);
break;
case ScalingAlgorithm.Bicubic:
o = ResizeBicubic(i, outSize);
break;
case ScalingAlgorithm.Hq2x:
o = ResizeHq2x(i);
break;
case ScalingAlgorithm.Hq3x:
o = ResizeHq3x(i);
break;
case ScalingAlgorithm.Hq4x:
o = ResizeHq4x(i);
break;
default:
o = ResizeNearestNeighbor(i, outSize);
break;
}
return o;
}
public static void GetFrameBitmap(
IntPtr sourceFrame,
IntPtr destinationBitmap,
int destinationBitmapWidthPixels,
BitmapCrop resultingBitmapCrop,
int copyWidthPixels,
int copyHeightPixels,
bool addBlackBorder,
bool copyPointlessAlphaByte,
bool allowCrop,
ScalingAlgorithm scalingAlgorithm,
out int resultingWidth,
out int resultingHeight)
{
var crop = new GetFrameBitmapCrop();
GCHandle cropHandle;
RawSerialize(crop, out cropHandle);
var param = new GetFrameBitmapParams();
param.sourceFrame = sourceFrame;
param.destinationBitmap = destinationBitmap;
param.destinationBitmapWidthPixels = destinationBitmapWidthPixels;
param.bitmapCrop = cropHandle.AddrOfPinnedObject();
param.copyWidthPixels = copyWidthPixels;
param.copyHeightPixels = copyHeightPixels;
param.addBlackBorder = (byte)(addBlackBorder ? 1 : 0);
param.copyPointlessAlphaByte = (byte)(copyPointlessAlphaByte ? 1 : 0);
param.allowCrop = (byte)(allowCrop ? 1 : 0);
param.scalingAlgorithm = (int)scalingAlgorithm;
// Copy into locked structure.
GCHandle paramHandle;
RawSerialize(param, out paramHandle);
/////////////////////
// Run!
FreeDoInterface((int)InterfaceFunction.FDP_GET_FRAME_BITMAP, paramHandle.AddrOfPinnedObject());
Marshal.PtrToStructure(cropHandle.AddrOfPinnedObject(), crop);
Marshal.PtrToStructure(paramHandle.AddrOfPinnedObject(), param);
// Get resulting crop.
if (!Properties.Settings.Default.WindowScale)
{
resultingBitmapCrop.Top = crop.top;
resultingBitmapCrop.Left = crop.left;
resultingBitmapCrop.Right = crop.right;
resultingBitmapCrop.Bottom = crop.bottom;
}
else if (param.scalingAlgorithm == 1 || Properties.Settings.Default.RenderHighResolution == true)
{
resultingBitmapCrop.Top = crop.top + 32;
resultingBitmapCrop.Left = crop.left + 32;
resultingBitmapCrop.Right = crop.right + 32;
resultingBitmapCrop.Bottom = crop.bottom + 32;
}
else if (param.scalingAlgorithm == 2)
{
resultingBitmapCrop.Top = crop.top + 48;
resultingBitmapCrop.Left = crop.left + 48;
resultingBitmapCrop.Right = crop.right + 48;
resultingBitmapCrop.Bottom = crop.bottom + 48;
}
else if (param.scalingAlgorithm == 3)
{
resultingBitmapCrop.Top = crop.top + 64;
resultingBitmapCrop.Left = crop.left + 64;
resultingBitmapCrop.Right = crop.right + 64;
resultingBitmapCrop.Bottom = crop.bottom + 64;
}
else
{
resultingBitmapCrop.Top = crop.top + 16;
resultingBitmapCrop.Left = crop.left + 16;
resultingBitmapCrop.Right = crop.right + 16;
resultingBitmapCrop.Bottom = crop.bottom + 16;
}
resultingWidth = param.resultingWidth;
resultingHeight = param.resultingHeight;
// Unlock structures.
paramHandle.Free();
cropHandle.Free();
}