public GIFEncoderAsync(
int width,
int height,
int delay = 1000 / 15,
int repeat = 0
)
{
var xscope = new { width, height, repeat, delay };
Console.WriteLine("will share scope data: " + xscope);
var w = new Worker(
scope =>
{
var encoder = default(GIFEncoder);
Console.WriteLine("waiting for scope data");
scope.onmessage +=
ze =>
{
#region once
if (encoder != null)
return;
#endregion
Console.WriteLine("new encoder");
dynamic zscope = ze.data;
int zwidth = zscope.width;
int zheight = zscope.height;
int zrepeat = zscope.repeat;
int zdelay = zscope.delay;
Console.WriteLine("got scope data: " + new { zwidth, zheight, zrepeat, zdelay });
encoder = new GIFEncoder();
encoder.setSize(zwidth, zheight);
encoder.setRepeat(zrepeat); //auto-loop
encoder.setDelay(zdelay);
encoder.start();
scope.onmessage +=
ee =>
{
dynamic xdata = ee.data;
string message = xdata.message;
//Console.WriteLine(new { message });
#region addFrame
if (message == "addFrame")
{
//Console.WriteLinke("addFrame");
// http://stackoverflow.com/questions/8776751/web-worker-dealing-with-imagedata-working-with-firefox-but-not-chrome
//byte[] data = xdata.data;
Uint8ClampedArray data = xdata.data;
//data[
// { data = [object Uint8ClampedArray] }
//Console.WriteLine(new { data });
encoder.addFrame(data, true);
ee.ports.WithEach(port => port.postMessage("ok"));
}
#endregion
#region finish
if (message == "finish")
{
Console.WriteLine("finish");
encoder.finish();
var bytes = Encoding.ASCII.GetBytes(encoder.stream().getData());
var src = "data:image/gif;base64," + Convert.ToBase64String(bytes);
ee.ports.WithEach(port => port.postMessage(src));
}
#endregion
};
};
}
);
w.postMessage(xscope);
#region addFrame
this.addFrame =
(data, yield) =>
{
dynamic xdata = new object();
xdata.message = "addFrame";
xdata.data = data;
// Error 4 Cannot convert lambda expression to type 'ScriptCoreLib.JavaScript.DOM.MessagePort[]' because it is not a delegate type X:\jsc.svn\examples\javascript\synergy\jsgif\jsgif\Application.cs 171 38 jsgif
w.postMessage(
(object)xdata,
(MessageEvent ee) =>
{
//Console.WriteLine("addFrame done");
if (yield != null)
yield();
}
);
};
#endregion
#region finish
this.finish =
yield_src =>
{
w.postMessage(
new { message = "finish" },
(MessageEvent ee) =>
{
//Console.WriteLine("finish done");
var src = (string)ee.data;
//Console.WriteLine(e.Elapsed);
//new IHTMLImage { src = src }.AttachToDocument();
w.terminate();
yield_src(src);
}
);
};
#endregion
}
// https://sites.google.com/a/jsc-solutions.net/work/knowledge-base/15-dualvr/20160108
// X:\jsc.svn\examples\javascript\android\com.abstractatech.appmanager\com.abstractatech.appmanager\Application.cs
// tested by
// X:\jsc.svn\examples\javascript\android\com.abstractatech.adminshell\com.abstractatech.adminshell\Application.cs
//02000066 ScriptCoreLib.JavaScript.Experimental.X+<>c__DisplayClassc+<<GetAwaiter>b__7>d__11
//script: error JSC1000: if block not detected correctly, opcode was { Branch = [0x0020] beq +0 -2{[0x0019] ldfld +1 -1{[0x0018] ldarg.0 +1 -0} } {[0x001e] ldc.i4.s +1 -0} , Location =
// assembly: T:\com.abstractatech.adminshell.Application.exe
// type: ScriptCoreLib.JavaScript.Experimental.X+<>c__DisplayClassc+<<GetAwaiter>b__7>d__11, com.abstractatech.adminshell.Application, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null
// offset: 0x0020
// method:Int32 <>02000019<>06000044<>MoveNext<0000>.try(<>02000019<>06000044<>MoveNext, <<GetAwaiter>b__7>d__11 ByRef, System.Runtime.CompilerServices.TaskAwaiter`1[System.Byte[]] ByRef, System.Runtime.CompilerServices.TaskAwaiter`1[System.Byte[]] ByRef) }
//public static object
// .NET 4.5!!!
public static TaskAwaiter<InternalScriptApplicationSource> GetAwaiter(this Type __e)
{
Console.WriteLine("enter ScriptCoreLib.JavaScript.Experimental " + new { __e.Name });
// http://stackoverflow.com/questions/9713058/sending-post-data-with-a-xmlhttprequest
var y = new TaskCompletionSource<InternalScriptApplicationSource>();
//var ysource = Native.window.sessionStorage[__e.Name];
//if (ysource != null)
//{
// y.SetResult(ysource);
// return y.Task.GetAwaiter();
//}
//return
//InternalInitializeInlineWorker Report: { __IProgress_Report = { value = [object Object] } }
// view-source:27346
//{ Name = a, loaded = 4538818, total = 4538818 } view-source:27346
// view-source:27346
//loading secondary app in a moment... { responseType = arraybuffer, ManagedThreadId = 10 }
// view-source:27346
//loading secondary app in a moment... { Length = 4538818 } decrypting...
// view-source:27346
//loading secondary app in a moment... { Length = 2269409 } done!
var bar = new IHTMLDiv { }.AttachToDocument();
bar.style.SetLocation(0, -2);
bar.style.position = IStyle.PositionEnum.@fixed;
bar.style.height = "3px";
bar.style.backgroundColor = "red";
//bar.style.borderBottom = "1px solid darkred";
// http://stackoverflow.com/questions/9670075/css-transition-shorthand-with-multiple-properties
(bar.style as dynamic).webkitTransition = "top 0.5s linear";
//(bar.style as dynamic).webkitTransitionProperty = "top, width, background-color";
(bar.style as dynamic).webkitTransitionProperty = "top, width";
var state = new
{
__e.Name,
backgroundColor = "red",
loaded = default(long),
total = default(long),
source = default(string),
Native.document.location.href,
references = new InternalScriptApplicationReference[0]
};
Console.WriteLine("call Task.Factory.StartNewWithProgress");
// https://sites.google.com/a/jsc-solutions.net/work/knowledge-base/15-dualvr/20160108
Task.Factory.StartNewWithProgress(
state,
progress: x =>
{
bar.style.top = "0px";
#region bar
if (x.loaded > 0)
if (x.total > 0)
{
//if (x.loaded == x.total)
//{
//}
//else
//{
// bar.style.SetLocation(0, 0);
//}
var xx = (int)(100 * x.loaded / x.total);
;
//
// 3% is the minimum we want to show
var per = Math.Max(3, xx) + "%";
//Console.WriteLine(new { per, x.loaded, x.total, x.backgroundColor });
bar.style.backgroundColor = x.backgroundColor;
bar.style.width = per;
}
#endregion
//Console.WriteLine(
// new { x.Name, x.loaded, x.total }
//);
#region SetResult
x.source.With(
async source =>
{
// // should we analyze? IFunction
//Console.WriteLine("wall save source to localStorage " + new { __e.Name, source.Length });
// sessionStorage out of memory?
//Native.window.sessionStorage[__e.Name] = source;
//Native.window.eval(
// //x.responseText
// source
//);
bar.style.backgroundColor = "yellow";
await Task.Delay(300);
bar.style.backgroundColor = "red";
await Task.Delay(300);
bar.style.backgroundColor = "yellow";
await Task.Delay(300);
bar.style.backgroundColor = "red";
await Task.Delay(300);
bar.Orphanize();
// { index = 0, name = ScriptCoreLib.dll.js, size = 1330538 } view-source:27530
// view-source:27530
//{ index = 1, name = WorkerInsideSecondaryApplicationWithBackButton.Application+x.exe.js, size = 507500 } view-source:2753
y.SetResult(
new InternalScriptApplicationSource
{
source = source,
references = x.references
}
);
}
);
#endregion
},
function:
tuple =>
{
var progress = tuple.Item1;
var scope = tuple.Item2;
// http://stackoverflow.com/questions/13870853/how-to-upload-files-in-web-workers-when-formdata-is-not-defined
// FormData is not defined
//var f = new FormData();
//f.append("Application", scope.Name);
// can we use WebClient instead now?
var x = new IXMLHttpRequest();
// { src = /more-source }
// { src = blob:http%3A//192.168.43.252%3A5485/fdec11d3-735f-4165-937a-43f25ef8d8d3#worker/more-source }
// worker location might not help us talk to our server!
//var src = Native.worker.location.href + "/more-source";
//POST http://public:[email protected]:14356//more-source 400 (Bad Request)
var src = scope.href;
Console.WriteLine(new { src });
x.open(ScriptCoreLib.Shared.HTTPMethodEnum.POST, src,
async: true,
user: "******",
password: "******"
);
// Uncaught InvalidStateError: An attempt was made to use an object that is not, or is no longer, usable.
x.setRequestHeader(
"X-Application", scope.Name
);
// what about progress?
// http://stackoverflow.com/questions/10956574/why-might-xmlhttprequest-progressevent-lengthcomputable-be-false
var xprogress = new { scope.loaded, scope.total };
// AppEngine will not report progress
#region onprogress
x.onprogress +=
e =>
{
// make room for decrypt progress
var loaded = e.loaded / 2;
xprogress = new { loaded, e.total };
//Console.WriteLine();
progress.Report(
new
{
scope.Name,
scope.backgroundColor,
xprogress.loaded,
xprogress.total,
scope.source,
scope.href,
scope.references
}
);
};
#endregion
#region decrypt
Action<byte[]> decrypt = response =>
{
var AllResponseHeaders = x.getAllResponseHeaders();
//AllResponseHeaders = Date: Wed, 11 Sep 2013 14:31:43 GMT
//X-Reference-0: ScriptCoreLib.dll.js 1330538
//Server: ASP.NET Development Server/11.0.0.0
//X-AspNet-Version: 4.0.30319
//X-Reference-1: WorkerInsideSecondaryApplicationWithBackButton.Application+x.exe.js 487668
//X-DiagnosticsMakeItSlowAndAddSalt: ok
//Content-Type: application/octet-stream
//Cache-Control: public
//Connection: Close
//Content-Length: 3636412
//Expires: Wed, 11 Sep 2013 14:46:43 GMT
var prefix = "X-Reference-";
var references = AllResponseHeaders.Split(new[] { "\r\n" }, StringSplitOptions.RemoveEmptyEntries).Where(k => k.StartsWith(prefix)).Select(
k =>
{
var text = k.Substring(prefix.Length);
var index = int.Parse(text.TakeUntilIfAny(":"));
var name = text.SkipUntilIfAny(":").TakeUntilLastIfAny(" ");
var size = int.Parse(text.SkipUntilIfAny(":").SkipUntilLastIfAny(" "));
return new InternalScriptApplicationReference
{
index = index,
name = name,
size = size
};
}
).ToArray();
Console.WriteLine(
"loading secondary app in a moment... "
+ new
{
response.Length,
Thread.CurrentThread.ManagedThreadId
} + " decrypting...");
// loading secondary app in a moment... { Length = 6265416, ManagedThreadId = 10 } decrypting...
// X-Reference-0:ScriptCoreLib.dll.js 1330538
//X-Reference-1:WorkerInsideSecondaryApplicationWithBackButton.Application+x.exe.js 485234
// "X:\jsc.svn\examples\javascript\WorkerInsideSecondaryApplication\WorkerInsideSecondaryApplication.sln"
//y.SetResult(new { x.responseText.Length }.ToString());
// X:\jsc.svn\core\ScriptCoreLib.Ultra.Library\ScriptCoreLib.Ultra.Library\Ultra\WebService\InternalGlobalExtensions.cs
var mstopwatch = Stopwatch.StartNew();
var m = new MemoryStream();
var lo = default(byte);
var lo_set = false;
foreach (var item in response)
{
if (lo_set)
{
lo_set = false;
var hi = (byte)(item << 4);
m.WriteByte(
(byte)(lo | hi)
);
if ((m.Length % 1024 * 8) == 0)
{
var loaded = xprogress.total / 2 + m.Length;
xprogress = new { loaded, xprogress.total };
//Console.WriteLine(new
//{
// Thread.CurrentThread.ManagedThreadId,
// mstopwatch.ElapsedMilliseconds,
// xprogress
//});
progress.Report(
new
{
scope.Name,
backgroundColor = "cyan",
xprogress.loaded,
xprogress.total,
scope.source,
scope.href,
scope.references
}
);
}
}
else
{
lo = item;
lo_set = true;
}
}
// decrypted
Console.WriteLine("UTF8.GetString " + new { m.Length });
var source = Encoding.UTF8.GetString(m.ToArray());
Console.WriteLine("loading secondary app in a moment... " + new { source.Length } + " done!");
//return new { response.Length, responseText = source };
progress.Report(
new
{
scope.Name,
backgroundColor = "green",
xprogress.loaded,
xprogress.total,
source,
scope.href,
references
}
);
};
#endregion
Action send = async delegate
{
var response = await x.bytes;
decrypt(response);
};
send();
// no changes yet
return scope;
}
);
return y.Task.GetAwaiter();
}
public GIFEncoderWorker(
int width,
int height,
int delay = 1000 / 15,
int repeat = 0,
//object transparentColor = null,
IEnumerable<byte[]> frames = null,
Action<int> AtFrame = null
)
{
// X:\jsc.svn\examples\javascript\async\test\TestScopeWithDelegate\TestScopeWithDelegate\Application.cs
//MethodTargetObjectData: Array[2]
//0: type$Wp_akjqSvXzyEjEqVpOKCvA._8gAABqSvXzyEjEqVpOKCvA
//AtFrame: $ctor$.f
Console.WriteLine("enter GIFEncoderWorker");
var progress = (new Progress<int>(
x =>
{
Console.WriteLine("DOM Progress: " + new { x, Thread.CurrentThread.ManagedThreadId });
if (AtFrame != null)
AtFrame(x);
}
) as IProgress<int>);
this.Task = System.Threading.Tasks.Task.Factory.StartNew(
//Tuple.Create(progress,
new
{
width,
height,
delay,
repeat,
//transparentColor,
frames = frames.ToArray()
}
//)
,
x =>
{
Console.WriteLine("in GIFEncoderWorker");
// https://sites.google.com/a/jsc-solutions.net/backlog/knowledge-base/2014/201405/20140526/stack
var src = default(string);
// is this killing the rewrite?
//Action<int> yield = xx.Item1.Report;
Action<int> yield = progress.Report;
// wtf?
//0200003f GIFEncoderWorker
//script: error JSC1000: Method: <.ctor>b__1, Type: GIFEncoderWorker; emmiting failed : System.NullReferenceException: Object reference not set to an instance of an object.
// at jsc.IL2ScriptGenerator.OpCode_newobj(IdentWriter w, Prestatement p, ILInstruction i, ILFlowStackItem[] s) in x:\jsc.internal.svn\compiler\jsc\Languages\JavaScript\IL2ScriptGenerator.OpCodes.Newobj.cs:line 151
yield(0);
//var x = xx.Item2;
var state = new
{
x.width,
x.height,
x.delay,
//x.transparentColor,
x.repeat,
x.frames.Length
};
// { state = { width = 640, height = 480, delay = 100, repeat = 0, Length = 16 } }
Console.WriteLine(new { state });
var encoder = new GIFEncoder();
encoder.setSize(x.width, x.height);
encoder.setRepeat(x.repeat); //auto-loop
encoder.setDelay(x.delay);
//encoder.setTransparent(x.transparentColor);
encoder.start();
//#if OK
x.frames.WithEachIndex(
(frame, index) =>
{
Console.WriteLine("addFrame " + new { index });
encoder.addFrame((Uint8ClampedArray)(object)frame, true);
yield(index);
}
);
//#endif
Console.WriteLine("finish");
encoder.finish();
var bytes = Encoding.ASCII.GetBytes(encoder.stream().getData());
src = "data:image/gif;base64," + Convert.ToBase64String(bytes);
return src;
}
);
}
