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Explicitly dispose of bitmaps opened from files in GenericSystemDrawing and JPEG.cs

0.7.4.1
Justin Clark-Casey (justincc) 2012-04-20 03:46:09 +01:00
parent 4ac2f839bd
commit cba64ebc79
2 changed files with 31 additions and 18 deletions
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20
OpenSim/Region/CoreModules/World/Terrain/FileLoaders/GenericSystemDrawing.cs
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@ -59,7 +59,8 @@ namespace OpenSim.Region.CoreModules.World.Terrain.FileLoaders
/// <returns>A terrain channel generated from the image.</returns>
public virtual ITerrainChannel LoadFile(string filename)
{
return LoadBitmap(new Bitmap(filename));
using (Bitmap b = new Bitmap(filename))
return LoadBitmap(b);
}
public virtual ITerrainChannel LoadFile(string filename, int offsetX, int offsetY, int fileWidth, int fileHeight, int w, int h)
@ -75,13 +76,15 @@ namespace OpenSim.Region.CoreModules.World.Terrain.FileLoaders
retval[x, y] = bitmap.GetPixel(offsetX * retval.Width + x, (bitmap.Height - (retval.Height * (offsetY + 1))) + retval.Height - y - 1).GetBrightness() * 128;
}
}
return retval;
}
}
public virtual ITerrainChannel LoadStream(Stream stream)
{
return LoadBitmap(new Bitmap(stream));
using (Bitmap b = new Bitmap(stream))
return LoadBitmap(b);
}
protected virtual ITerrainChannel LoadBitmap(Bitmap bitmap)
@ -227,17 +230,22 @@ namespace OpenSim.Region.CoreModules.World.Terrain.FileLoaders
/// <returns>A System.Drawing.Bitmap containing a coloured image</returns>
protected static Bitmap CreateBitmapFromMap(ITerrainChannel map)
{
Bitmap gradientmapLd = new Bitmap("defaultstripe.png");
int pallete;
Bitmap bmp;
Color[] colours;
int pallete = gradientmapLd.Height;
using (Bitmap gradientmapLd = new Bitmap("defaultstripe.png"))
{
pallete = gradientmapLd.Height;
Bitmap bmp = new Bitmap(map.Width, map.Height);
Color[] colours = new Color[pallete];
bmp = new Bitmap(map.Width, map.Height);
colours = new Color[pallete];
for (int i = 0; i < pallete; i++)
{
colours[i] = gradientmapLd.GetPixel(0, i);
}
}
for (int y = 0; y < map.Height; y++)
{

13
OpenSim/Region/CoreModules/World/Terrain/FileLoaders/JPEG.cs
View File

@ -99,17 +99,22 @@ namespace OpenSim.Region.CoreModules.World.Terrain.FileLoaders
private static Bitmap CreateBitmapFromMap(ITerrainChannel map)
{
Bitmap gradientmapLd = new Bitmap("defaultstripe.png");
int pallete;
Bitmap bmp;
Color[] colours;
int pallete = gradientmapLd.Height;
using (Bitmap gradientmapLd = new Bitmap("defaultstripe.png"))
{
pallete = gradientmapLd.Height;
Bitmap bmp = new Bitmap(map.Width, map.Height);
Color[] colours = new Color[pallete];
bmp = new Bitmap(map.Width, map.Height);
colours = new Color[pallete];
for (int i = 0; i < pallete; i++)
{
colours[i] = gradientmapLd.GetPixel(0, i);
}
}
for (int y = 0; y < map.Height; y++)
{