Imported-Repos/UA3REO-DDC-Transceiver
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Dmitry Panin
2024-02-05 22:11:34 +03:00
commit dd54efd2d9
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Stuff/file2rle/Program.cs Normal file
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using System;
using System.Text;
using System.IO;
using System.Collections.Generic;
namespace file2rle
{
class Program
{
static FileStream in_file;
static FileStream out_file;
static byte[] out_bytes;
static StringBuilder hex = new StringBuilder(2);
static UInt32 out_count = 0;
static UInt32 in_position = 0;
const bool debug = false;
static void Main(string[] args)
{
if(args.Length!=2)
{
Console.WriteLine("Set argument <in_file> <out_file>");
return;
}
string in_filename = args[0];
string out_filename = args[1];
if (!File.Exists(in_filename))
{
Console.WriteLine("Infile not exist");
return;
}
in_file = File.OpenRead(in_filename);
if (in_file.Length == 0)
{
Console.WriteLine("Infile has zero length");
return;
}
if (File.Exists(out_filename))
File.Delete(out_filename);
out_file = File.OpenWrite(out_filename);
out_filename = out_filename.Substring(out_filename.LastIndexOf("\\")+1).Replace(".", "_").ToUpper();
in_filename = in_filename.Substring(in_filename.LastIndexOf("\\")+1).Replace(".", "_").ToUpper();
out_bytes = Encoding.UTF8.GetBytes("#ifndef __" + out_filename + "_H\r\n");
out_file.Write(out_bytes, 0, out_bytes.Length);
out_bytes = Encoding.UTF8.GetBytes("#define __" + out_filename + "_H\r\n");
out_file.Write(out_bytes, 0, out_bytes.Length);
out_bytes = Encoding.UTF8.GetBytes("\r\n#include <stdint.h>\r\n");
out_file.Write(out_bytes, 0, out_bytes.Length);
out_bytes = Encoding.UTF8.GetBytes("\r\nstatic const uint8_t FILES_" + in_filename + "[] = {\r\n");
out_file.Write(out_bytes, 0, out_bytes.Length);
int prev = in_file.ReadByte();
int replay_count = 0;
List<sbyte> neg_bytes = new List<sbyte>();
long filesize = in_file.Length;
if (filesize > 0x1000FF)
filesize = 0x1000FF; //trim for 1mb flash
while (in_position < filesize)
{
int current = in_file.ReadByte();
if (prev == current) //повторы
{
if (replay_count < 0) //начались повторы, сохраняем накопленные неповторяющиеся
{
while (replay_count < -127)
{
if (debug)
appendByteN(-127);
else
appendByte((sbyte)-127);
int tcnt = 0;
foreach (byte point in neg_bytes)
{
appendByte((sbyte)point);
tcnt++;
if (tcnt == 127)
break;
}
neg_bytes.RemoveRange(0, 127);
replay_count += 127;
}
if (debug)
appendByteN(replay_count);
else
appendByte((sbyte)replay_count);
foreach (byte point in neg_bytes)
appendByte((sbyte)point);
neg_bytes.Clear();
replay_count = 0;
}
replay_count++;
}
else //нет повторов
{
if (replay_count > 0) //сохраняем накопленные повторы
{
replay_count++;
while (replay_count > 127)
{
if (debug)
appendByteP(127);
else
appendByte(127);
appendByte((sbyte)prev);
replay_count -= 127;
}
if (debug)
appendByteP(replay_count);
else
appendByte((sbyte)replay_count);
appendByte((sbyte)prev);
replay_count = 0;
}
else //иначе накапливаем неповторяющиеся
{
neg_bytes.Add((sbyte)prev);
replay_count--;
}
}
in_position++;
prev = current;
}
if (replay_count > 0) //сохраняем накопленные повторы
{
replay_count++;
while (replay_count > 127)
{
if (debug)
appendByteP(127);
else
appendByte(127);
appendByte((sbyte)prev);
replay_count -= 127;
}
if (debug)
appendByteP(replay_count);
else
appendByte((sbyte)replay_count);
appendByte((sbyte)prev);
replay_count = 0;
}
//сохраняем накопленные неповторяющиеся
while (replay_count < -127)
{
if (debug)
appendByteN(-127);
else
appendByte((sbyte)-127);
int tcnt = 0;
foreach (byte point in neg_bytes)
{
appendByte((sbyte)point);
tcnt++;
if (tcnt == 127)
break;
}
neg_bytes.RemoveRange(0, 127);
replay_count += 127;
}
if (debug)
appendByteN(replay_count);
else
appendByte((sbyte)replay_count);
foreach (byte point in neg_bytes)
appendByte((sbyte)point);
neg_bytes.Clear();
replay_count = 0;
out_bytes = Encoding.UTF8.GetBytes("\r\n};\r\n");
out_file.Write(out_bytes, 0, out_bytes.Length);
out_bytes = Encoding.UTF8.GetBytes("\r\n#endif\r\n");
out_file.Write(out_bytes, 0, out_bytes.Length);
in_file.Close();
out_file.Close();
Console.WriteLine("End.");
}
static void appendByteN(int data)
{
out_bytes = Encoding.UTF8.GetBytes("N" + data.ToString() + ", ");
out_file.Write(out_bytes, 0, out_bytes.Length);
out_count++;
if ((out_count % 32) == 0)
{
out_bytes = Encoding.UTF8.GetBytes("\r\n");
out_file.Write(out_bytes, 0, out_bytes.Length);
}
}
static void appendByteP(int data)
{
out_bytes = Encoding.UTF8.GetBytes("P" + data.ToString() + ", ");
out_file.Write(out_bytes, 0, out_bytes.Length);
out_count++;
if ((out_count % 32) == 0)
{
out_bytes = Encoding.UTF8.GetBytes("\r\n");
out_file.Write(out_bytes, 0, out_bytes.Length);
}
}
static void appendByte(sbyte data)
{
hex.Clear();
hex.AppendFormat("{0:x2}", data);
out_bytes = Encoding.UTF8.GetBytes("0x" + hex.ToString().ToUpper() + ", ");
out_file.Write(out_bytes, 0, out_bytes.Length);
out_count++;
if ((out_count % 32) == 0)
{
out_bytes = Encoding.UTF8.GetBytes("\r\n/*"+ in_position +"*/ ");
out_file.Write(out_bytes, 0, out_bytes.Length);
}
}
}
}