mirror of
https://github.com/SubtitleEdit/subtitleedit.git
synced 2024-11-22 03:02:35 +01:00
331 lines
13 KiB
C#
331 lines
13 KiB
C#
using System;
|
|
using System.Text;
|
|
|
|
namespace Nikse.SubtitleEdit.Core.TransportStream
|
|
{
|
|
public static class Helper
|
|
{
|
|
|
|
#region Binary constants
|
|
|
|
public const int B00000000 = 0;
|
|
public const int B00000001 = 1;
|
|
public const int B00000010 = 2;
|
|
public const int B00000011 = 3;
|
|
public const int B00000100 = 4;
|
|
public const int B00000101 = 5;
|
|
public const int B00000110 = 6;
|
|
public const int B00000111 = 7;
|
|
public const int B00001000 = 8;
|
|
public const int B00001001 = 9;
|
|
public const int B00001010 = 10;
|
|
public const int B00001011 = 11;
|
|
public const int B00001100 = 12;
|
|
public const int B00001101 = 13;
|
|
public const int B00001110 = 14;
|
|
public const int B00001111 = 15;
|
|
public const int B00010000 = 16;
|
|
public const int B00010001 = 17;
|
|
public const int B00010010 = 18;
|
|
public const int B00010011 = 19;
|
|
public const int B00010100 = 20;
|
|
public const int B00010101 = 21;
|
|
public const int B00010110 = 22;
|
|
public const int B00010111 = 23;
|
|
public const int B00011000 = 24;
|
|
public const int B00011001 = 25;
|
|
public const int B00011010 = 26;
|
|
public const int B00011011 = 27;
|
|
public const int B00011100 = 28;
|
|
public const int B00011101 = 29;
|
|
public const int B00011110 = 30;
|
|
public const int B00011111 = 31;
|
|
public const int B00100000 = 32;
|
|
public const int B00100001 = 33;
|
|
public const int B00100010 = 34;
|
|
public const int B00100011 = 35;
|
|
public const int B00100100 = 36;
|
|
public const int B00100101 = 37;
|
|
public const int B00100110 = 38;
|
|
public const int B00100111 = 39;
|
|
public const int B00101000 = 40;
|
|
public const int B00101001 = 41;
|
|
public const int B00101010 = 42;
|
|
public const int B00101011 = 43;
|
|
public const int B00101100 = 44;
|
|
public const int B00101101 = 45;
|
|
public const int B00101110 = 46;
|
|
public const int B00101111 = 47;
|
|
public const int B00110000 = 48;
|
|
public const int B00110001 = 49;
|
|
public const int B00110010 = 50;
|
|
public const int B00110011 = 51;
|
|
public const int B00110100 = 52;
|
|
public const int B00110101 = 53;
|
|
public const int B00110110 = 54;
|
|
public const int B00110111 = 55;
|
|
public const int B00111000 = 56;
|
|
public const int B00111001 = 57;
|
|
public const int B00111010 = 58;
|
|
public const int B00111011 = 59;
|
|
public const int B00111100 = 60;
|
|
public const int B00111101 = 61;
|
|
public const int B00111110 = 62;
|
|
public const int B00111111 = 63;
|
|
public const int B01000000 = 64;
|
|
public const int B01000001 = 65;
|
|
public const int B01000010 = 66;
|
|
public const int B01000011 = 67;
|
|
public const int B01000100 = 68;
|
|
public const int B01000101 = 69;
|
|
public const int B01000110 = 70;
|
|
public const int B01000111 = 71;
|
|
public const int B01001000 = 72;
|
|
public const int B01001001 = 73;
|
|
public const int B01001010 = 74;
|
|
public const int B01001011 = 75;
|
|
public const int B01001100 = 76;
|
|
public const int B01001101 = 77;
|
|
public const int B01001110 = 78;
|
|
public const int B01001111 = 79;
|
|
public const int B01010000 = 80;
|
|
public const int B01010001 = 81;
|
|
public const int B01010010 = 82;
|
|
public const int B01010011 = 83;
|
|
public const int B01010100 = 84;
|
|
public const int B01010101 = 85;
|
|
public const int B01010110 = 86;
|
|
public const int B01010111 = 87;
|
|
public const int B01011000 = 88;
|
|
public const int B01011001 = 89;
|
|
public const int B01011010 = 90;
|
|
public const int B01011011 = 91;
|
|
public const int B01011100 = 92;
|
|
public const int B01011101 = 93;
|
|
public const int B01011110 = 94;
|
|
public const int B01011111 = 95;
|
|
public const int B01100000 = 96;
|
|
public const int B01100001 = 97;
|
|
public const int B01100010 = 98;
|
|
public const int B01100011 = 99;
|
|
public const int B01100100 = 100;
|
|
public const int B01100101 = 101;
|
|
public const int B01100110 = 102;
|
|
public const int B01100111 = 103;
|
|
public const int B01101000 = 104;
|
|
public const int B01101001 = 105;
|
|
public const int B01101010 = 106;
|
|
public const int B01101011 = 107;
|
|
public const int B01101100 = 108;
|
|
public const int B01101101 = 109;
|
|
public const int B01101110 = 110;
|
|
public const int B01101111 = 111;
|
|
public const int B01110000 = 112;
|
|
public const int B01110001 = 113;
|
|
public const int B01110010 = 114;
|
|
public const int B01110011 = 115;
|
|
public const int B01110100 = 116;
|
|
public const int B01110101 = 117;
|
|
public const int B01110110 = 118;
|
|
public const int B01110111 = 119;
|
|
public const int B01111000 = 120;
|
|
public const int B01111001 = 121;
|
|
public const int B01111010 = 122;
|
|
public const int B01111011 = 123;
|
|
public const int B01111100 = 124;
|
|
public const int B01111101 = 125;
|
|
public const int B01111110 = 126;
|
|
public const int B01111111 = 127;
|
|
public const int B10000000 = 128;
|
|
public const int B10000001 = 129;
|
|
public const int B10000010 = 130;
|
|
public const int B10000011 = 131;
|
|
public const int B10000100 = 132;
|
|
public const int B10000101 = 133;
|
|
public const int B10000110 = 134;
|
|
public const int B10000111 = 135;
|
|
public const int B10001000 = 136;
|
|
public const int B10001001 = 137;
|
|
public const int B10001010 = 138;
|
|
public const int B10001011 = 139;
|
|
public const int B10001100 = 140;
|
|
public const int B10001101 = 141;
|
|
public const int B10001110 = 142;
|
|
public const int B10001111 = 143;
|
|
public const int B10010000 = 144;
|
|
public const int B10010001 = 145;
|
|
public const int B10010010 = 146;
|
|
public const int B10010011 = 147;
|
|
public const int B10010100 = 148;
|
|
public const int B10010101 = 149;
|
|
public const int B10010110 = 150;
|
|
public const int B10010111 = 151;
|
|
public const int B10011000 = 152;
|
|
public const int B10011001 = 153;
|
|
public const int B10011010 = 154;
|
|
public const int B10011011 = 155;
|
|
public const int B10011100 = 156;
|
|
public const int B10011101 = 157;
|
|
public const int B10011110 = 158;
|
|
public const int B10011111 = 159;
|
|
public const int B10100000 = 160;
|
|
public const int B10100001 = 161;
|
|
public const int B10100010 = 162;
|
|
public const int B10100011 = 163;
|
|
public const int B10100100 = 164;
|
|
public const int B10100101 = 165;
|
|
public const int B10100110 = 166;
|
|
public const int B10100111 = 167;
|
|
public const int B10101000 = 168;
|
|
public const int B10101001 = 169;
|
|
public const int B10101010 = 170;
|
|
public const int B10101011 = 171;
|
|
public const int B10101100 = 172;
|
|
public const int B10101101 = 173;
|
|
public const int B10101110 = 174;
|
|
public const int B10101111 = 175;
|
|
public const int B10110000 = 176;
|
|
public const int B10110001 = 177;
|
|
public const int B10110010 = 178;
|
|
public const int B10110011 = 179;
|
|
public const int B10110100 = 180;
|
|
public const int B10110101 = 181;
|
|
public const int B10110110 = 182;
|
|
public const int B10110111 = 183;
|
|
public const int B10111000 = 184;
|
|
public const int B10111001 = 185;
|
|
public const int B10111010 = 186;
|
|
public const int B10111011 = 187;
|
|
public const int B10111100 = 188;
|
|
public const int B10111101 = 189;
|
|
public const int B10111110 = 190;
|
|
public const int B10111111 = 191;
|
|
public const int B11000000 = 192;
|
|
public const int B11000001 = 193;
|
|
public const int B11000010 = 194;
|
|
public const int B11000011 = 195;
|
|
public const int B11000100 = 196;
|
|
public const int B11000101 = 197;
|
|
public const int B11000110 = 198;
|
|
public const int B11000111 = 199;
|
|
public const int B11001000 = 200;
|
|
public const int B11001001 = 201;
|
|
public const int B11001010 = 202;
|
|
public const int B11001011 = 203;
|
|
public const int B11001100 = 204;
|
|
public const int B11001101 = 205;
|
|
public const int B11001110 = 206;
|
|
public const int B11001111 = 207;
|
|
public const int B11010000 = 208;
|
|
public const int B11010001 = 209;
|
|
public const int B11010010 = 210;
|
|
public const int B11010011 = 211;
|
|
public const int B11010100 = 212;
|
|
public const int B11010101 = 213;
|
|
public const int B11010110 = 214;
|
|
public const int B11010111 = 215;
|
|
public const int B11011000 = 216;
|
|
public const int B11011001 = 217;
|
|
public const int B11011010 = 218;
|
|
public const int B11011011 = 219;
|
|
public const int B11011100 = 220;
|
|
public const int B11011101 = 221;
|
|
public const int B11011110 = 222;
|
|
public const int B11011111 = 223;
|
|
public const int B11100000 = 224;
|
|
public const int B11100001 = 225;
|
|
public const int B11100010 = 226;
|
|
public const int B11100011 = 227;
|
|
public const int B11100100 = 228;
|
|
public const int B11100101 = 229;
|
|
public const int B11100110 = 230;
|
|
public const int B11100111 = 231;
|
|
public const int B11101000 = 232;
|
|
public const int B11101001 = 233;
|
|
public const int B11101010 = 234;
|
|
public const int B11101011 = 235;
|
|
public const int B11101100 = 236;
|
|
public const int B11101101 = 237;
|
|
public const int B11101110 = 238;
|
|
public const int B11101111 = 239;
|
|
public const int B11110000 = 240;
|
|
public const int B11110001 = 241;
|
|
public const int B11110010 = 242;
|
|
public const int B11110011 = 243;
|
|
public const int B11110100 = 244;
|
|
public const int B11110101 = 245;
|
|
public const int B11110110 = 246;
|
|
public const int B11110111 = 247;
|
|
public const int B11111000 = 248;
|
|
public const int B11111001 = 249;
|
|
public const int B11111010 = 250;
|
|
public const int B11111011 = 251;
|
|
public const int B11111100 = 252;
|
|
public const int B11111101 = 253;
|
|
public const int B11111110 = 254;
|
|
public const int B11111111 = 255;
|
|
|
|
#endregion Binary constants
|
|
|
|
public static string IntToHex(UInt64 value, int digits)
|
|
{
|
|
return value.ToString("X").PadLeft(digits, '0');
|
|
}
|
|
|
|
public static string IntToHex(int value, int digits)
|
|
{
|
|
return value.ToString("X").PadLeft(digits, '0');
|
|
}
|
|
|
|
public static string IntToBin(long value, int digits)
|
|
{
|
|
return Convert.ToString(value, 2).PadLeft(digits, '0');
|
|
}
|
|
|
|
public static UInt32 GetEndian(byte[] buffer, int index, int count)
|
|
{
|
|
UInt32 result = 0;
|
|
for (int i = 0; i < count; i++)
|
|
result = (result << 8) + buffer[index + i];
|
|
return result;
|
|
}
|
|
|
|
public static int GetLittleEndian32(byte[] buffer, int index)
|
|
{
|
|
return (buffer[index + 3] << 24 | (int)buffer[index + 2] << 16 | (int)buffer[index + 1] << 8 | (int)buffer[index + 0]);
|
|
}
|
|
|
|
//private int Swap4Bytes(byte[] b)
|
|
//{
|
|
// return ((int)b[3] << 24 | (int)b[2] << 16 | (int)b[1] << 8 | (int)b[0]);
|
|
//}
|
|
|
|
/// <summary>
|
|
/// Get two bytes word stored in endian order
|
|
/// </summary>
|
|
/// <param name="buffer">Byte array</param>
|
|
/// <param name="index">Index in byte array</param>
|
|
/// <returns>Word as int</returns>
|
|
public static int GetEndianWord(byte[] buffer, int index)
|
|
{
|
|
if (index + 1 < buffer.Length)
|
|
return (buffer[index] << 8) | buffer[index + 1];
|
|
return 0;
|
|
}
|
|
|
|
public static string GetBinaryString(byte[] buffer, int index, int count)
|
|
{
|
|
var sb = new StringBuilder();
|
|
for (int i = 0; i < count; i++)
|
|
sb.Append(Convert.ToString(buffer[index + i], 2).PadLeft(8, '0'));
|
|
return sb.ToString();
|
|
}
|
|
|
|
public static UInt64 GetUInt32FromBinaryString(string binaryValue)
|
|
{
|
|
return Convert.ToUInt32(binaryValue, 2);
|
|
}
|
|
|
|
}
|
|
}
|