corrade-vassal – Rev 16
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using System;
using System.Collections.Generic;
using System.IO;
using System.Threading;
using System.Drawing;
using OpenMetaverse;
using OpenMetaverse.Http;
using OpenMetaverse.Imaging;
namespace OpenMetaverse.TestClient
{
public class UploadImageCommand : Command
{
AutoResetEvent UploadCompleteEvent = new AutoResetEvent(false);
UUID TextureID = UUID.Zero;
DateTime start;
public UploadImageCommand(TestClient testClient)
{
Name = "uploadimage";
Description = "Upload an image to your inventory. Usage: uploadimage [inventoryname] [timeout] [filename]";
Category = CommandCategory.Inventory;
}
public override string Execute(string[] args, UUID fromAgentID)
{
string inventoryName;
uint timeout;
string fileName;
if (args.Length != 3)
return "Usage: uploadimage [inventoryname] [timeout] [filename]";
TextureID = UUID.Zero;
inventoryName = args[0];
fileName = args[2];
if (!UInt32.TryParse(args[1], out timeout))
return "Usage: uploadimage [inventoryname] [timeout] [filename]";
Console.WriteLine("Loading image " + fileName);
byte[] jpeg2k = LoadImage(fileName);
if (jpeg2k == null)
return "Failed to compress image to JPEG2000";
Console.WriteLine("Finished compressing image to JPEG2000, uploading...");
start = DateTime.Now;
DoUpload(jpeg2k, inventoryName);
if (UploadCompleteEvent.WaitOne((int)timeout, false))
{
return String.Format("Texture upload {0}: {1}", (TextureID != UUID.Zero) ? "succeeded" : "failed",
TextureID);
}
else
{
return "Texture upload timed out";
}
}
private void DoUpload(byte[] UploadData, string FileName)
{
if (UploadData != null)
{
string name = System.IO.Path.GetFileNameWithoutExtension(FileName);
Client.Inventory.RequestCreateItemFromAsset(UploadData, name, "Uploaded with TestClient",
AssetType.Texture, InventoryType.Texture, Client.Inventory.FindFolderForType(AssetType.Texture),
delegate(bool success, string status, UUID itemID, UUID assetID)
{
Console.WriteLine(String.Format(
"RequestCreateItemFromAsset() returned: Success={0}, Status={1}, ItemID={2}, AssetID={3}",
success, status, itemID, assetID));
TextureID = assetID;
Console.WriteLine(String.Format("Upload took {0}", DateTime.Now.Subtract(start)));
UploadCompleteEvent.Set();
}
);
}
}
private byte[] LoadImage(string fileName)
{
byte[] UploadData;
string lowfilename = fileName.ToLower();
Bitmap bitmap = null;
try
{
if (lowfilename.EndsWith(".jp2") || lowfilename.EndsWith(".j2c"))
{
Image image;
ManagedImage managedImage;
// Upload JPEG2000 images untouched
UploadData = System.IO.File.ReadAllBytes(fileName);
OpenJPEG.DecodeToImage(UploadData, out managedImage, out image);
bitmap = (Bitmap)image;
}
else
{
if (lowfilename.EndsWith(".tga"))
bitmap = LoadTGAClass.LoadTGA(fileName);
else
bitmap = (Bitmap)System.Drawing.Image.FromFile(fileName);
int oldwidth = bitmap.Width;
int oldheight = bitmap.Height;
if (!IsPowerOfTwo((uint)oldwidth) || !IsPowerOfTwo((uint)oldheight))
{
Bitmap resized = new Bitmap(256, 256, bitmap.PixelFormat);
Graphics graphics = Graphics.FromImage(resized);
graphics.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
graphics.InterpolationMode =
System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
graphics.DrawImage(bitmap, 0, 0, 256, 256);
bitmap.Dispose();
bitmap = resized;
oldwidth = 256;
oldheight = 256;
}
// Handle resizing to prevent excessively large images
if (oldwidth > 1024 || oldheight > 1024)
{
int newwidth = (oldwidth > 1024) ? 1024 : oldwidth;
int newheight = (oldheight > 1024) ? 1024 : oldheight;
Bitmap resized = new Bitmap(newwidth, newheight, bitmap.PixelFormat);
Graphics graphics = Graphics.FromImage(resized);
graphics.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
graphics.InterpolationMode =
System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
graphics.DrawImage(bitmap, 0, 0, newwidth, newheight);
bitmap.Dispose();
bitmap = resized;
}
UploadData = OpenJPEG.EncodeFromImage(bitmap, false);
}
}
catch (Exception ex)
{
Console.WriteLine(ex.ToString() + " SL Image Upload ");
return null;
}
return UploadData;
}
private static bool IsPowerOfTwo(uint n)
{
return (n & (n - 1)) == 0 && n != 0;
}
}
}
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