daily update on 20240419 by nitload youmu, SSD merged into main stream

2024-04-20 02:36:36 +08:00
parent efeb4ba058
commit 7b67eb2f4d
81 changed files with 4568 additions and 33 deletions
@@ -0,0 +1,80 @@
+using StgSharp.Data;
+using StgSharp.Data.FileIO;
+
+using StgSharpData;
+
+using System;
+using System.Collections;
+using System.Collections.Concurrent;
+using System.Runtime.InteropServices;
+using System.Text;
+
+namespace StgSharpDataEncoder
+{
+    internal class Program
+    {
+        static unsafe void Main(string[] args)
+        {
+            string test =
+                "aaaaaaaaaaaaaaaaabbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbsddfdsfsdfdsfsdfsdfsdfsdfsdfdsfsdfdsfsdfsdfsdfsdfsfsdfsdfccccccccccccccccccccccccc";
+
+
+
+            byte[] array = CodeSeparator.SeparateCode<byte>(
+                Encoding.UTF8.GetBytes(test));
+            List<(byte, ulong)> list = CodeSeparator.CountCodeFrequency(array);
+            foreach (var i in list)
+            {
+                Console.WriteLine($"{i.Item1}\t{i.Item2}");
+            }
+
+            Console.WriteLine();
+            Console.WriteLine();
+
+            HuffmanTree<byte> tree = HuffmanTree<byte>.BuildHuffmanTree(list);
+            foreach (var i in tree.LeafList)
+            {
+                Console.WriteLine($"{i.Value}\t{i.frequency}\t" +
+                    $"{(i.Left == null ? 0 : i.Left.frequency)}\t" +
+                    $"{(i.Right == null ? 0 : i.Right.frequency)}");
+            }
+
+            Console.WriteLine();
+            Console.WriteLine();
+
+            Dictionary<byte, HuffmanKey<byte>> encodeDictionary
+                = tree.BuildHuffmanDictionary();
+
+            Console.WriteLine();
+            Console.WriteLine();
+            foreach (var item in encodeDictionary)
+            {
+                Console.WriteLine(
+                    $"{item.Key}\t" +
+                    $"{item.Value}"
+                    );
+            }
+            Encode.Freeze(encodeDictionary);
+
+            EncodeStream encodeStream = new EncodeStream();
+            foreach (var item in array)
+            {
+                var bits = encodeDictionary[item];
+                encodeStream.WriteBits(bits);
+            }
+            Console.WriteLine();
+            Console.WriteLine();
+            foreach (var item in encodeStream.EncodeData)
+            {
+                Console.Write($"{item}\t");
+            }
+            Console.WriteLine();
+            Console.WriteLine();
+            Console.WriteLine($"{array.Length}\t{encodeStream.Length}");
+
+            SSDraw testRaw = new SSDraw("test");
+            testRaw.WriteRaw(encodeStream.EncodeData.ToArray());
+            testRaw.CreateRawFile("",true);
+        }
+    }
+}