Convert if to switch statement.

This commit is contained in:
2022-11-13 19:38:02 +00:00
parent d7577c9880
commit 02d6222ae9
13 changed files with 752 additions and 410 deletions

View File

@@ -367,8 +367,15 @@ public static class Subchannel
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")}";
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
@@ -379,44 +386,136 @@ public static class Subchannel
_ => $"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")}";
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")}";
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")}";
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: {DecodeMcn(subBuf)} frame {subBuf[9]:X2} CRC 0x{subBuf[10]:X2}{subBuf[11]:X2} ({(crcOk ? "OK" : "BAD")}), R-W {(rwEmpty ? "empty" : "not empty")}";
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: {DecodeMcn(subBuf)
} 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")}";
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")}";
switch(subBuf[2])
{
case <= 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")}";
case 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")}";
case 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")}";
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}";
@@ -435,27 +534,59 @@ public static class Subchannel
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")}";
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: {DecodeMcn(subBuf)} 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: {DecodeIsrc(subBuf)} 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")}"
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: {DecodeMcn(subBuf)
} 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: {
DecodeIsrc(subBuf)} 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")}"
};
}
public static string DecodeIsrc(byte[] q) =>
$"{_isrcTable[q[1] / 4]}{_isrcTable[(q[1] & 3) * 16 + q[2] / 16]}{_isrcTable[(q[2] & 0xF) * 4 + q[3] / 64]}{_isrcTable[q[3] & 0x3F]}{_isrcTable[q[4] / 4]}{q[5]:X2}{q[6]:X2}{q[7]:X2}{q[8] / 16:X1}";
public static string DecodeIsrc(byte[] q) => $"{_isrcTable[q[1] / 4]}{_isrcTable[(q[1] & 3) * 16 + q[2] / 16]}{
_isrcTable[(q[2] & 0xF) * 4 + q[3] / 64]}{_isrcTable[q[3] & 0x3F]}{_isrcTable[q[4] / 4]}{q[5]:X2}{q[6]:X2}{q[7]
:X2}{q[8] / 16:X1}";
public static string DecodeMcn(byte[] q) => $"{q[1]:X2}{q[2]:X2}{q[3]:X2}{q[4]:X2}{q[5]:X2}{q[6]:X2}{q[7] >> 4:X}";