diff --git a/Aaru.Decoders.csproj b/Aaru.Decoders.csproj index adf844864..0f2f3ac64 100644 --- a/Aaru.Decoders.csproj +++ b/Aaru.Decoders.csproj @@ -46,6 +46,7 @@ + diff --git a/CD/Subchannel.cs b/CD/Subchannel.cs new file mode 100644 index 000000000..74fe86d75 --- /dev/null +++ b/CD/Subchannel.cs @@ -0,0 +1,421 @@ +using Aaru.Checksums; + +namespace Aaru.Decoders.CD +{ + public static class Subchannel + { + static readonly string[] _isrcTable = + { + // 0x00 + "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "", "", "", "", "", "", + + // 0x10 + "", "A", "B", "C", "D", "E", "F", "G", "H", "I", "J", "K", "L", "M", "N", "O", + + // 0x20 + "P", "Q", "R", "S", "T", "U", "V", "W", "X", "Y", "Z", "", "", "", "", "", + + // 0x30 + "", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "" + }; + + public static void BinaryToBcdQ(byte[] q) + { + q[1] = (byte)(((q[1] / 10) << 4) + (q[1] % 10)); + q[2] = (byte)(((q[2] / 10) << 4) + (q[2] % 10)); + q[3] = (byte)(((q[3] / 10) << 4) + (q[3] % 10)); + q[4] = (byte)(((q[4] / 10) << 4) + (q[4] % 10)); + q[5] = (byte)(((q[5] / 10) << 4) + (q[5] % 10)); + q[6] = (byte)(((q[6] / 10) << 4) + (q[6] % 10)); + q[7] = (byte)(((q[7] / 10) << 4) + (q[7] % 10)); + q[8] = (byte)(((q[8] / 10) << 4) + (q[8] % 10)); + q[9] = (byte)(((q[9] / 10) << 4) + (q[9] % 10)); + } + + public static void BcdToBinaryQ(byte[] q) + { + q[1] = (byte)(((q[1] / 16) * 10) + (q[1] & 0x0F)); + q[2] = (byte)(((q[2] / 16) * 10) + (q[2] & 0x0F)); + q[3] = (byte)(((q[3] / 16) * 10) + (q[3] & 0x0F)); + q[4] = (byte)(((q[4] / 16) * 10) + (q[4] & 0x0F)); + q[5] = (byte)(((q[5] / 16) * 10) + (q[5] & 0x0F)); + q[6] = (byte)(((q[6] / 16) * 10) + (q[6] & 0x0F)); + q[7] = (byte)(((q[7] / 16) * 10) + (q[7] & 0x0F)); + q[8] = (byte)(((q[8] / 16) * 10) + (q[8] & 0x0F)); + q[9] = (byte)(((q[9] / 16) * 10) + (q[9] & 0x0F)); + } + + public static byte[] ConvertQToRaw(byte[] subchannel) + { + int pos = 0; + byte[] subBuf = new byte[subchannel.Length * 6]; + + for(int i = 0; i < subchannel.Length; i += 16) + { + // P + if((subchannel[i + 15] & 0x80) <= 0) + { + pos += 12; + } + else + { + subBuf[pos++] = 0xFF; + subBuf[pos++] = 0xFF; + subBuf[pos++] = 0xFF; + subBuf[pos++] = 0xFF; + subBuf[pos++] = 0xFF; + subBuf[pos++] = 0xFF; + subBuf[pos++] = 0xFF; + subBuf[pos++] = 0xFF; + subBuf[pos++] = 0xFF; + subBuf[pos++] = 0xFF; + subBuf[pos++] = 0xFF; + subBuf[pos++] = 0xFF; + } + + // Q + subBuf[pos++] = subchannel[i + 0]; + subBuf[pos++] = subchannel[i + 1]; + subBuf[pos++] = subchannel[i + 2]; + subBuf[pos++] = subchannel[i + 3]; + subBuf[pos++] = subchannel[i + 4]; + subBuf[pos++] = subchannel[i + 5]; + subBuf[pos++] = subchannel[i + 6]; + subBuf[pos++] = subchannel[i + 7]; + subBuf[pos++] = subchannel[i + 8]; + subBuf[pos++] = subchannel[i + 9]; + subBuf[pos++] = subchannel[i + 10]; + subBuf[pos++] = subchannel[i + 11]; + + // R to W + pos += 72; + } + + return Interleave(subBuf); + } + + public static byte[] Interleave(byte[] subchannel) + { + byte[] subBuf = new byte[subchannel.Length]; + + int pos = 0; + + while(pos < subBuf.Length) + { + // P + subBuf[pos + 0] += (byte)(subchannel[pos + 0] & 0x80); + subBuf[pos + 1] += (byte)((subchannel[pos + 0] & 0x40) << 1); + subBuf[pos + 2] += (byte)((subchannel[pos + 0] & 0x20) << 2); + subBuf[pos + 3] += (byte)((subchannel[pos + 0] & 0x10) << 3); + subBuf[pos + 4] += (byte)((subchannel[pos + 0] & 0x08) << 4); + subBuf[pos + 5] += (byte)((subchannel[pos + 0] & 0x04) << 5); + subBuf[pos + 6] += (byte)((subchannel[pos + 0] & 0x02) << 6); + subBuf[pos + 7] += (byte)((subchannel[pos + 0] & 0x01) << 7); + + // Q + subBuf[pos + 0] += (byte)((subchannel[pos + 1] & 0x80) >> 1); + subBuf[pos + 1] += (byte)(subchannel[pos + 1] & 0x40); + subBuf[pos + 2] += (byte)((subchannel[pos + 1] & 0x20) << 1); + subBuf[pos + 3] += (byte)((subchannel[pos + 1] & 0x10) << 2); + subBuf[pos + 4] += (byte)((subchannel[pos + 1] & 0x08) << 3); + subBuf[pos + 5] += (byte)((subchannel[pos + 1] & 0x04) << 4); + subBuf[pos + 6] += (byte)((subchannel[pos + 1] & 0x02) << 5); + subBuf[pos + 7] += (byte)((subchannel[pos + 1] & 0x01) << 6); + + // R + subBuf[pos + 0] += (byte)((subchannel[pos + 2] & 0x80) >> 2); + subBuf[pos + 1] += (byte)((subchannel[pos + 2] & 0x40) >> 1); + subBuf[pos + 2] += (byte)(subchannel[pos + 2] & 0x20); + subBuf[pos + 3] += (byte)((subchannel[pos + 2] & 0x10) << 1); + subBuf[pos + 4] += (byte)((subchannel[pos + 2] & 0x08) << 2); + subBuf[pos + 5] += (byte)((subchannel[pos + 2] & 0x04) << 3); + subBuf[pos + 6] += (byte)((subchannel[pos + 2] & 0x02) << 4); + subBuf[pos + 7] += (byte)((subchannel[pos + 2] & 0x01) << 5); + + // S + subBuf[pos + 0] += (byte)((subchannel[pos + 3] & 0x80) >> 3); + subBuf[pos + 1] += (byte)((subchannel[pos + 3] & 0x40) >> 2); + subBuf[pos + 2] += (byte)((subchannel[pos + 3] & 0x20) >> 1); + subBuf[pos + 3] += (byte)(subchannel[pos + 3] & 0x10); + subBuf[pos + 4] += (byte)((subchannel[pos + 3] & 0x08) << 1); + subBuf[pos + 5] += (byte)((subchannel[pos + 3] & 0x04) << 2); + subBuf[pos + 6] += (byte)((subchannel[pos + 3] & 0x02) << 3); + subBuf[pos + 7] += (byte)((subchannel[pos + 3] & 0x01) << 4); + + // T + subBuf[pos + 0] += (byte)((subchannel[pos + 4] & 0x80) >> 4); + subBuf[pos + 1] += (byte)((subchannel[pos + 4] & 0x40) >> 3); + subBuf[pos + 2] += (byte)((subchannel[pos + 4] & 0x20) >> 2); + subBuf[pos + 3] += (byte)((subchannel[pos + 4] & 0x10) >> 1); + subBuf[pos + 4] += (byte)(subchannel[pos + 4] & 0x08); + subBuf[pos + 5] += (byte)((subchannel[pos + 4] & 0x04) << 1); + subBuf[pos + 6] += (byte)((subchannel[pos + 4] & 0x02) << 2); + subBuf[pos + 7] += (byte)((subchannel[pos + 4] & 0x01) << 3); + + // U + subBuf[pos + 0] += (byte)((subchannel[pos + 5] & 0x80) >> 5); + subBuf[pos + 1] += (byte)((subchannel[pos + 5] & 0x40) >> 4); + subBuf[pos + 2] += (byte)((subchannel[pos + 5] & 0x20) >> 3); + subBuf[pos + 3] += (byte)((subchannel[pos + 5] & 0x10) >> 2); + subBuf[pos + 4] += (byte)((subchannel[pos + 5] & 0x08) >> 1); + subBuf[pos + 5] += (byte)(subchannel[pos + 5] & 0x04); + subBuf[pos + 6] += (byte)((subchannel[pos + 5] & 0x02) << 1); + subBuf[pos + 7] += (byte)((subchannel[pos + 5] & 0x01) << 2); + + // V + subBuf[pos + 0] += (byte)((subchannel[pos + 6] & 0x80) >> 6); + subBuf[pos + 1] += (byte)((subchannel[pos + 6] & 0x40) >> 5); + subBuf[pos + 2] += (byte)((subchannel[pos + 6] & 0x20) >> 4); + subBuf[pos + 3] += (byte)((subchannel[pos + 6] & 0x10) >> 3); + subBuf[pos + 4] += (byte)((subchannel[pos + 6] & 0x08) >> 2); + subBuf[pos + 5] += (byte)((subchannel[pos + 6] & 0x04) >> 1); + subBuf[pos + 6] += (byte)(subchannel[pos + 6] & 0x02); + subBuf[pos + 7] += (byte)((subchannel[pos + 6] & 0x01) << 1); + + // W + subBuf[pos + 0] += (byte)((subchannel[pos + 7] & 0x80) >> 7); + subBuf[pos + 1] += (byte)((subchannel[pos + 7] & 0x40) >> 6); + subBuf[pos + 2] += (byte)((subchannel[pos + 7] & 0x20) >> 5); + subBuf[pos + 3] += (byte)((subchannel[pos + 7] & 0x10) >> 4); + subBuf[pos + 4] += (byte)((subchannel[pos + 7] & 0x08) >> 3); + subBuf[pos + 5] += (byte)((subchannel[pos + 7] & 0x04) >> 2); + subBuf[pos + 6] += (byte)((subchannel[pos + 7] & 0x02) >> 1); + subBuf[pos + 7] += (byte)(subchannel[pos + 7] & 0x01); + + pos += 8; + } + + return subBuf; + } + + public static byte[] Deinterleave(byte[] subchannel) + { + byte[] subBuf = new byte[subchannel.Length]; + int pos = 0; + + while(pos < subchannel.Length) + { + // P + subBuf[pos + 0] += (byte)((subchannel[pos + 0] & 0x80) >> 0); + subBuf[pos + 0] += (byte)((subchannel[pos + 1] & 0x80) >> 1); + subBuf[pos + 0] += (byte)((subchannel[pos + 2] & 0x80) >> 2); + subBuf[pos + 0] += (byte)((subchannel[pos + 3] & 0x80) >> 3); + subBuf[pos + 0] += (byte)((subchannel[pos + 4] & 0x80) >> 4); + subBuf[pos + 0] += (byte)((subchannel[pos + 5] & 0x80) >> 5); + subBuf[pos + 0] += (byte)((subchannel[pos + 6] & 0x80) >> 6); + subBuf[pos + 0] += (byte)((subchannel[pos + 7] & 0x80) >> 7); + + // Q + subBuf[pos + 1] += (byte)((subchannel[pos + 0] & 0x40) >> 1); + subBuf[pos + 1] += (byte)((subchannel[pos + 1] & 0x40) >> 0); + subBuf[pos + 1] += (byte)((subchannel[pos + 2] & 0x40) >> 1); + subBuf[pos + 1] += (byte)((subchannel[pos + 3] & 0x40) >> 2); + subBuf[pos + 1] += (byte)((subchannel[pos + 4] & 0x40) >> 3); + subBuf[pos + 1] += (byte)((subchannel[pos + 5] & 0x40) >> 4); + subBuf[pos + 1] += (byte)((subchannel[pos + 6] & 0x40) >> 5); + subBuf[pos + 1] += (byte)((subchannel[pos + 7] & 0x40) >> 6); + + // R + subBuf[pos + 2] += (byte)((subchannel[pos + 0] & 0x20) >> 2); + subBuf[pos + 2] += (byte)((subchannel[pos + 1] & 0x20) >> 1); + subBuf[pos + 2] += (byte)((subchannel[pos + 2] & 0x20) >> 0); + subBuf[pos + 2] += (byte)((subchannel[pos + 3] & 0x20) >> 1); + subBuf[pos + 2] += (byte)((subchannel[pos + 4] & 0x20) >> 2); + subBuf[pos + 2] += (byte)((subchannel[pos + 5] & 0x20) >> 3); + subBuf[pos + 2] += (byte)((subchannel[pos + 6] & 0x20) >> 4); + subBuf[pos + 2] += (byte)((subchannel[pos + 7] & 0x20) >> 5); + + // S + subBuf[pos + 3] += (byte)((subchannel[pos + 0] & 0x10) >> 3); + subBuf[pos + 3] += (byte)((subchannel[pos + 1] & 0x10) >> 2); + subBuf[pos + 3] += (byte)((subchannel[pos + 2] & 0x10) >> 1); + subBuf[pos + 3] += (byte)((subchannel[pos + 3] & 0x10) >> 0); + subBuf[pos + 3] += (byte)((subchannel[pos + 4] & 0x10) >> 1); + subBuf[pos + 3] += (byte)((subchannel[pos + 5] & 0x10) >> 2); + subBuf[pos + 3] += (byte)((subchannel[pos + 6] & 0x10) >> 3); + subBuf[pos + 3] += (byte)((subchannel[pos + 7] & 0x10) >> 4); + + // T + subBuf[pos + 4] += (byte)((subchannel[pos + 0] & 0x8) >> 4); + subBuf[pos + 4] += (byte)((subchannel[pos + 1] & 0x8) >> 3); + subBuf[pos + 4] += (byte)((subchannel[pos + 2] & 0x8) >> 2); + subBuf[pos + 4] += (byte)((subchannel[pos + 3] & 0x8) >> 1); + subBuf[pos + 4] += (byte)((subchannel[pos + 4] & 0x8) >> 0); + subBuf[pos + 4] += (byte)((subchannel[pos + 5] & 0x8) >> 1); + subBuf[pos + 4] += (byte)((subchannel[pos + 6] & 0x8) >> 2); + subBuf[pos + 4] += (byte)((subchannel[pos + 7] & 0x8) >> 3); + + // U + subBuf[pos + 5] += (byte)((subchannel[pos + 0] & 0x4) >> 5); + subBuf[pos + 5] += (byte)((subchannel[pos + 1] & 0x4) >> 4); + subBuf[pos + 5] += (byte)((subchannel[pos + 2] & 0x4) >> 3); + subBuf[pos + 5] += (byte)((subchannel[pos + 3] & 0x4) >> 2); + subBuf[pos + 5] += (byte)((subchannel[pos + 4] & 0x4) >> 1); + subBuf[pos + 5] += (byte)((subchannel[pos + 5] & 0x4) >> 0); + subBuf[pos + 5] += (byte)((subchannel[pos + 6] & 0x4) >> 1); + subBuf[pos + 5] += (byte)((subchannel[pos + 7] & 0x4) >> 2); + + // V + subBuf[pos + 6] += (byte)((subchannel[pos + 0] & 0x2) >> 6); + subBuf[pos + 6] += (byte)((subchannel[pos + 1] & 0x2) >> 5); + subBuf[pos + 6] += (byte)((subchannel[pos + 2] & 0x2) >> 4); + subBuf[pos + 6] += (byte)((subchannel[pos + 3] & 0x2) >> 3); + subBuf[pos + 6] += (byte)((subchannel[pos + 4] & 0x2) >> 2); + subBuf[pos + 6] += (byte)((subchannel[pos + 5] & 0x2) >> 1); + subBuf[pos + 6] += (byte)((subchannel[pos + 6] & 0x2) >> 0); + subBuf[pos + 6] += (byte)((subchannel[pos + 7] & 0x2) >> 1); + + // W + subBuf[pos + 7] += (byte)((subchannel[pos + 0] & 0x1) >> 7); + subBuf[pos + 7] += (byte)((subchannel[pos + 1] & 0x1) >> 6); + subBuf[pos + 7] += (byte)((subchannel[pos + 2] & 0x1) >> 5); + subBuf[pos + 7] += (byte)((subchannel[pos + 3] & 0x1) >> 4); + subBuf[pos + 7] += (byte)((subchannel[pos + 4] & 0x1) >> 3); + subBuf[pos + 7] += (byte)((subchannel[pos + 5] & 0x1) >> 2); + subBuf[pos + 7] += (byte)((subchannel[pos + 6] & 0x1) >> 1); + subBuf[pos + 7] += (byte)((subchannel[pos + 7] & 0x1) >> 0); + + pos += 8; + } + + return subBuf; + } + + public static string PrettifyQ(byte[] subBuf, bool bcd, long lba, bool corruptedPause, bool pause, bool rwEmpty) + { + CRC16CCITTContext.Data(subBuf, 10, out byte[] crc); + + bool crcOk = crc[0] == subBuf[10] && crc[1] == subBuf[11]; + long minute = (lba + 150) / 4500; + long second = ((lba + 150) % 4500) / 75; + long frame = (lba + 150) % 4500 % 75; + string area; + int control = (subBuf[0] & 0xF0) / 16; + int adr = subBuf[0] & 0x0F; + + string controlInfo = ((control & 0xC) / 4) switch + { + 0 => $"stereo audio {((control & 0x01) == 1 ? "with" : "without")} pre-emphasis", + 1 => $"{((control & 0x01) == 1 ? "incremental" : "uninterrupted")} data", + 2 => $"quadraphonic audio {((control & 0x01) == 1 ? "with" : "without")} pre-emphasis", + _ => $"reserved control value {control & 0x01}" + }; + + string copy = (control & 0x02) > 0 ? "copy permitted" : "copy prohibited"; + + if(bcd) + BcdToBinaryQ(subBuf); + + int qPos = ((subBuf[3] * 60 * 75) + (subBuf[4] * 75) + subBuf[5]) - 150; + byte pmin = subBuf[7]; + byte psec = subBuf[8]; + + int qStart = ((subBuf[7] * 60 * 75) + (subBuf[8] * 75) + subBuf[9]) - 150; + int nextPos = ((subBuf[3] * 60 * 75) + (subBuf[4] * 75) + subBuf[5]) - 150; + byte zero = subBuf[6]; + int maxOut = ((subBuf[7] * 60 * 75) + (subBuf[8] * 75) + subBuf[9]) - 150; + bool final = subBuf[3] == 0xFF && subBuf[4] == 0xFF && subBuf[5] == 0xFF; + + BinaryToBcdQ(subBuf); + + if(lba < 0) + { + area = "Lead-In"; + + switch(adr) + { + case 1 when subBuf[2] < 0xA0: + return + $"{minute:D2}:{second:D2}:{frame:D2} - LBA {lba,6}: {area} area, {(corruptedPause ? "corrupted pause" : pause ? "pause" : "not pause")}, {controlInfo}, {copy}, Q mode {adr} position: {subBuf[3]:X2}:{subBuf[4]:X2}:{subBuf[5]:X2} (LBA {qPos}), track {subBuf[2]:X} starts at {subBuf[7]:X2}:{subBuf[8]:X2}:{subBuf[9]:X2} (LBA {qStart}), Q CRC 0x{subBuf[10]:X2}{subBuf[11]:X2} ({(crcOk ? "OK" : "BAD")}), R-W {(rwEmpty ? "empty" : "not empty")}"; + case 1 when subBuf[2] == 0xA0: + { + string format = subBuf[8] switch + { + 0x00 => "CD-DA / CD-ROM", + 0x10 => "CD-i", + 0x20 => "CD-ROM XA", + _ => $"unknown {subBuf[0]:X2}" + }; + + return + $"{minute:D2}:{second:D2}:{frame:D2} - LBA {lba,6}: {area} area, {(corruptedPause ? "corrupted pause" : pause ? "pause" : "not pause")}, {controlInfo}, {copy}, Q mode {adr} position: {subBuf[3]:X2}:{subBuf[4]:X2}:{subBuf[5]:X2} (LBA {qPos}), track {subBuf[2]:X} is first program area track in {format} format, Q CRC 0x{subBuf[10]:X2}{subBuf[11]:X2} ({(crcOk ? "OK" : "BAD")}), R-W {(rwEmpty ? "empty" : "not empty")}"; + } + case 1 when subBuf[2] == 0xA1: + return + $"{minute:D2}:{second:D2}:{frame:D2} - LBA {lba,6}: {area} area, {(corruptedPause ? "corrupted pause" : pause ? "pause" : "not pause")}, {controlInfo}, {copy}, Q mode {adr} position: {subBuf[3]:X2}:{subBuf[4]:X2}:{subBuf[5]:X2} (LBA {qPos}), track {subBuf[2]:X} is last program area track, Q CRC 0x{subBuf[10]:X2}{subBuf[11]:X2} ({(crcOk ? "OK" : "BAD")}), R-W {(rwEmpty ? "empty" : "not empty")}"; + case 1: + return subBuf[2] == 0xA2 + ? $"{minute:D2}:{second:D2}:{frame:D2} - LBA {lba,6}: {area} area, {(corruptedPause ? "corrupted pause" : pause ? "pause" : "not pause")}, {controlInfo}, {copy}, Q mode {adr} position: {subBuf[3]:X2}:{subBuf[4]:X2}:{subBuf[5]:X2} (LBA {qPos}), track {subBuf[2]:X} starts at {subBuf[7]:X2}{subBuf[8]:X2}{subBuf[9]:X2} (LBA {qStart}), Q CRC 0x{subBuf[10]:X2}{subBuf[11]:X2} ({(crcOk ? "OK" : "BAD")}), R-W {(rwEmpty ? "empty" : "not empty")}" + : $"{minute:D2}:{second:D2}:{frame:D2} - LBA {lba,6}: {area} area, {(corruptedPause ? "corrupted pause" : pause ? "pause" : "not pause")}, {controlInfo}, {copy}, Q: {subBuf[0]:X2} {subBuf[1]:X2} {subBuf[2]:X2} {subBuf[3]:X2} {subBuf[4]:X2} {subBuf[5]:X2} {subBuf[6]:X2} {subBuf[7]:X2} {subBuf[8]:X2} {subBuf[9]:X2} CRC 0x{subBuf[10]:X2}{subBuf[11]:X2} ({(crcOk ? "OK" : "BAD")}), R-W {(rwEmpty ? "empty" : "not empty")}"; + case 2: + return + $"{minute:D2}:{second:D2}:{frame:D2} - LBA {lba,6}: {area} area, {(corruptedPause ? "corrupted pause" : pause ? "pause" : "not pause")}, {controlInfo}, {copy}, Q mode {adr} MCN: {subBuf[1]:X2}{subBuf[2]:X2}{subBuf[3]:X2}{subBuf[4]:X2}{subBuf[5]:X2}{subBuf[6]:X2}{subBuf[7] / 8:X} frame {subBuf[9]:X2} CRC 0x{subBuf[10]:X2}{subBuf[11]:X2} ({(crcOk ? "OK" : "BAD")}), R-W {(rwEmpty ? "empty" : "not empty")}"; + } + + if(adr != 5) + return + $"{minute:D2}:{second:D2}:{frame:D2} - LBA {lba,6}: {area} area, {(corruptedPause ? "corrupted pause" : pause ? "pause" : "not pause")}, {controlInfo}, {copy}, Q: {subBuf[0]:X2} {subBuf[1]:X2} {subBuf[2]:X2} {subBuf[3]:X2} {subBuf[4]:X2} {subBuf[5]:X2} {subBuf[6]:X2} {subBuf[7]:X2} {subBuf[8]:X2} {subBuf[9]:X2} CRC 0x{subBuf[10]:X2}{subBuf[11]:X2} ({(crcOk ? "OK" : "BAD")}), R-W {(rwEmpty ? "empty" : "not empty")}"; + + if(subBuf[2] <= 0x40) + { + return + $"{minute:D2}:{second:D2}:{frame:D2} - LBA {lba,6}: {area} area, {(corruptedPause ? "corrupted pause" : pause ? "pause" : "not pause")}, {controlInfo}, {copy}, Q mode {adr} skip interval start time {subBuf[7]:X2}{subBuf[8]:X2}{subBuf[9]:X2}, skip interval stop time {subBuf[3]:X2}{subBuf[4]:X2}{subBuf[5]:X2}, CRC 0x{subBuf[10]:X2}{subBuf[11]:X2} ({(crcOk ? "OK" : "BAD")}), R-W {(rwEmpty ? "empty" : "not empty")}"; + } + + if(subBuf[2] == 0xB0) + { + return final + ? $"{minute:D2}:{second:D2}:{frame:D2} - LBA {lba,6}: {area} area, {(corruptedPause ? "corrupted pause" : pause ? "pause" : "not pause")}, {controlInfo}, {copy}, Q mode {adr} next program area can start at {subBuf[3]:X2}:{subBuf[4]:X2}:{subBuf[5]:X2} (LBA {nextPos}), last-session, {zero} mode 5 pointers, CRC 0x{subBuf[10]:X2}{subBuf[11]:X2} ({(crcOk ? "OK" : "BAD")}), R-W {(rwEmpty ? "empty" : "not empty")}" + : $"{minute:D2}:{second:D2}:{frame:D2} - LBA {lba,6}: {area} area, {(corruptedPause ? "corrupted pause" : pause ? "pause" : "not pause")}, {controlInfo}, {copy}, Q mode {adr} next program area can start at {subBuf[3]:X2}:{subBuf[4]:X2}:{subBuf[5]:X2} (LBA {nextPos}), maximum Lead-out at {subBuf[7]:X2}:{subBuf[8]:X2}:{subBuf[9]:X2} (LBA {maxOut}), {zero} mode 5 pointers, CRC 0x{subBuf[10]:X2}{subBuf[11]:X2} ({(crcOk ? "OK" : "BAD")}), R-W {(rwEmpty ? "empty" : "not empty")}"; + } + + if(subBuf[2] == 0xB1) + { + return + $"{minute:D2}:{second:D2}:{frame:D2} - LBA {lba,6}: {area} area, {(corruptedPause ? "corrupted pause" : pause ? "pause" : "not pause")}, {controlInfo}, {copy}, Q mode {adr}, {pmin} skip interval pointers, {psec} skip track assignments, CRC 0x{subBuf[10]:X2}{subBuf[11]:X2} ({(crcOk ? "OK" : "BAD")}), R-W {(rwEmpty ? "empty" : "not empty")}"; + } + + if(subBuf[2] != 0xB2 && + subBuf[2] != 0xB3 && + subBuf[2] != 0xB4) + return subBuf[2] == 0xC0 + ? $"{minute:D2}:{second:D2}:{frame:D2} - LBA {lba,6}: {area} area, {(corruptedPause ? "corrupted pause" : pause ? "pause" : "not pause")}, {controlInfo}, {copy}, Q mode {adr}, ATIP values {subBuf[3]:X2}, {subBuf[4]:X2}, {subBuf[5]:X2}, first disc Lead-in starts at {subBuf[7]:X2}{subBuf[8]:X2}{subBuf[9]:X2} (LBA {qStart}), CRC 0x{subBuf[10]:X2}{subBuf[11]:X2} ({(crcOk ? "OK" : "BAD")}), R-W {(rwEmpty ? "empty" : "not empty")}" + : $"{minute:D2}:{second:D2}:{frame:D2} - LBA {lba,6}: {area} area, {(corruptedPause ? "corrupted pause" : pause ? "pause" : "not pause")}, {controlInfo}, {copy}, Q: {subBuf[0]:X2} {subBuf[1]:X2} {subBuf[2]:X2} {subBuf[3]:X2} {subBuf[4]:X2} {subBuf[5]:X2} {subBuf[6]:X2} {subBuf[7]:X2} {subBuf[8]:X2} {subBuf[9]:X2} CRC 0x{subBuf[10]:X2}{subBuf[11]:X2} ({(crcOk ? "OK" : "BAD")}), R-W {(rwEmpty ? "empty" : "not empty")}"; + + string skipTracks = $"{subBuf[3]:X2}"; + + if(subBuf[4] > 0) + skipTracks += $", {subBuf[4]:X2}"; + + if(subBuf[5] > 0) + skipTracks += $", {subBuf[4]:X2}"; + + if(subBuf[7] > 0) + skipTracks += $", {subBuf[4]:X2}"; + + if(subBuf[8] > 0) + skipTracks += $", {subBuf[4]:X2}"; + + if(subBuf[9] > 0) + skipTracks += $", {subBuf[4]:X2}"; + + return + $"{minute:D2}:{second:D2}:{frame:D2} - LBA {lba,6}: {area} area, {(corruptedPause ? "corrupted pause" : pause ? "pause" : "not pause")}, {controlInfo}, {copy}, Q mode {adr}, tracks {skipTracks} to be skipped, CRC 0x{subBuf[10]:X2}{subBuf[11]:X2} ({(crcOk ? "OK" : "BAD")}), R-W {(rwEmpty ? "empty" : "not empty")}"; + } + + area = subBuf[1] == 0xAA ? "Lead-out" : "Program"; + + return adr switch + { + 1 => + $"{minute:D2}:{second:D2}:{frame:D2} - LBA {lba,6}: {area} area, {(corruptedPause ? "corrupted pause" : pause ? "pause" : "not pause")}, {controlInfo}, {copy}, Q mode {adr} position: track {subBuf[1]:X} index {subBuf[2]:X} relative position {subBuf[3]:X2}:{subBuf[4]:X2}:{subBuf[5]:X2} (LBA {qPos + 150}), absolute position {subBuf[7]:X2}:{subBuf[8]:X2}:{subBuf[9]:X2} (LBA {qStart}), Q CRC 0x{subBuf[10]:X2}{subBuf[11]:X2} ({(crcOk ? "OK" : "BAD")}), R-W {(rwEmpty ? "empty" : "not empty")}", + 2 => + $"{minute:D2}:{second:D2}:{frame:D2} - LBA {lba,6}: {area} area, {(corruptedPause ? "corrupted pause" : pause ? "pause" : "not pause")}, {controlInfo}, {copy}, Q mode {adr} MCN: {subBuf[1]:X2}{subBuf[2]:X2}{subBuf[3]:X2}{subBuf[4]:X2}{subBuf[5]:X2}{subBuf[6]:X2}{subBuf[7] / 8:X} frame {subBuf[9]:X2} CRC 0x{subBuf[10]:X2}{subBuf[11]:X2} ({(crcOk ? "OK" : "BAD")}), R-W {(rwEmpty ? "empty" : "not empty")}", + 3 => + $"{minute:D2}:{second:D2}:{frame:D2} - LBA {lba,6}: {area} area, {(corruptedPause ? "corrupted pause" : pause ? "pause" : "not pause")}, {controlInfo}, {copy}, Q mode {adr} ISRC: {_isrcTable[subBuf[1] / 4]}{_isrcTable[((subBuf[1] & 3) * 16) + (subBuf[2] / 16)]}{_isrcTable[((subBuf[2] & 0xF) * 4) + (subBuf[3] / 64)]}{_isrcTable[subBuf[3] & 0x3F]}{_isrcTable[subBuf[4] / 4]}{subBuf[5]:X2}{subBuf[6]:X2}{subBuf[7]:X2}{subBuf[8] / 16:X2} frame {subBuf[9]:X2} CRC 0x{subBuf[10]:X2}{subBuf[11]:X2} ({(crcOk ? "OK" : "BAD")}), R-W {(rwEmpty ? "empty" : "not empty")}", + _ => + $"{minute:D2}:{second:D2}:{frame:D2} - LBA {lba,6}: {area} area, {(corruptedPause ? "corrupted pause" : pause ? "pause" : "not pause")}, {controlInfo}, {copy}, Q: {subBuf[0]:X2} {subBuf[1]:X2} {subBuf[2]:X2} {subBuf[3]:X2} {subBuf[4]:X2} {subBuf[5]:X2} {subBuf[6]:X2} {subBuf[7]:X2} {subBuf[8]:X2} {subBuf[9]:X2} CRC 0x{subBuf[10]:X2}{subBuf[11]:X2} ({(crcOk ? "OK" : "BAD")}), R-W {(rwEmpty ? "empty" : "not empty")}" + }; + } + } +} \ No newline at end of file