mirror of
https://github.com/aaru-dps/Aaru.Decoders.git
synced 2025-12-16 19:24:32 +00:00
Move to file scoped namespaces.
This commit is contained in:
295
CD/Session.cs
295
CD/Session.cs
@@ -35,189 +35,188 @@ using System.Text;
|
||||
using Aaru.Console;
|
||||
using Aaru.Helpers;
|
||||
|
||||
namespace Aaru.Decoders.CD
|
||||
namespace Aaru.Decoders.CD;
|
||||
|
||||
// Information from the following standards:
|
||||
// ANSI X3.304-1997
|
||||
// T10/1048-D revision 9.0
|
||||
// T10/1048-D revision 10a
|
||||
// T10/1228-D revision 7.0c
|
||||
// T10/1228-D revision 11a
|
||||
// T10/1363-D revision 10g
|
||||
// T10/1545-D revision 1d
|
||||
// T10/1545-D revision 5
|
||||
// T10/1545-D revision 5a
|
||||
// T10/1675-D revision 2c
|
||||
// T10/1675-D revision 4 T10/1836-D revision 2g
|
||||
[SuppressMessage("ReSharper", "InconsistentNaming"), SuppressMessage("ReSharper", "MemberCanBeInternal"),
|
||||
SuppressMessage("ReSharper", "MemberCanBePrivate.Global")]
|
||||
public static class Session
|
||||
{
|
||||
// Information from the following standards:
|
||||
// ANSI X3.304-1997
|
||||
// T10/1048-D revision 9.0
|
||||
// T10/1048-D revision 10a
|
||||
// T10/1228-D revision 7.0c
|
||||
// T10/1228-D revision 11a
|
||||
// T10/1363-D revision 10g
|
||||
// T10/1545-D revision 1d
|
||||
// T10/1545-D revision 5
|
||||
// T10/1545-D revision 5a
|
||||
// T10/1675-D revision 2c
|
||||
// T10/1675-D revision 4 T10/1836-D revision 2g
|
||||
[SuppressMessage("ReSharper", "InconsistentNaming"), SuppressMessage("ReSharper", "MemberCanBeInternal"),
|
||||
SuppressMessage("ReSharper", "MemberCanBePrivate.Global")]
|
||||
public static class Session
|
||||
public static CDSessionInfo? Decode(byte[] CDSessionInfoResponse)
|
||||
{
|
||||
public static CDSessionInfo? Decode(byte[] CDSessionInfoResponse)
|
||||
if(CDSessionInfoResponse == null ||
|
||||
CDSessionInfoResponse.Length <= 4)
|
||||
return null;
|
||||
|
||||
var decoded = new CDSessionInfo
|
||||
{
|
||||
if(CDSessionInfoResponse == null ||
|
||||
CDSessionInfoResponse.Length <= 4)
|
||||
return null;
|
||||
DataLength = BigEndianBitConverter.ToUInt16(CDSessionInfoResponse, 0),
|
||||
FirstCompleteSession = CDSessionInfoResponse[2],
|
||||
LastCompleteSession = CDSessionInfoResponse[3]
|
||||
};
|
||||
|
||||
var decoded = new CDSessionInfo
|
||||
{
|
||||
DataLength = BigEndianBitConverter.ToUInt16(CDSessionInfoResponse, 0),
|
||||
FirstCompleteSession = CDSessionInfoResponse[2],
|
||||
LastCompleteSession = CDSessionInfoResponse[3]
|
||||
};
|
||||
decoded.TrackDescriptors = new TrackDataDescriptor[(decoded.DataLength - 2) / 8];
|
||||
|
||||
decoded.TrackDescriptors = new TrackDataDescriptor[(decoded.DataLength - 2) / 8];
|
||||
if(decoded.DataLength + 2 != CDSessionInfoResponse.Length)
|
||||
{
|
||||
AaruConsole.DebugWriteLine("CD Session Info decoder",
|
||||
"Expected CDSessionInfo size ({0} bytes) is not received size ({1} bytes), not decoding",
|
||||
decoded.DataLength + 2, CDSessionInfoResponse.Length);
|
||||
|
||||
if(decoded.DataLength + 2 != CDSessionInfoResponse.Length)
|
||||
{
|
||||
AaruConsole.DebugWriteLine("CD Session Info decoder",
|
||||
"Expected CDSessionInfo size ({0} bytes) is not received size ({1} bytes), not decoding",
|
||||
decoded.DataLength + 2, CDSessionInfoResponse.Length);
|
||||
|
||||
return null;
|
||||
}
|
||||
|
||||
for(int i = 0; i < (decoded.DataLength - 2) / 8; i++)
|
||||
{
|
||||
decoded.TrackDescriptors[i].Reserved1 = CDSessionInfoResponse[0 + (i * 8) + 4];
|
||||
decoded.TrackDescriptors[i].ADR = (byte)((CDSessionInfoResponse[1 + (i * 8) + 4] & 0xF0) >> 4);
|
||||
decoded.TrackDescriptors[i].CONTROL = (byte)(CDSessionInfoResponse[1 + (i * 8) + 4] & 0x0F);
|
||||
decoded.TrackDescriptors[i].TrackNumber = CDSessionInfoResponse[2 + (i * 8) + 4];
|
||||
decoded.TrackDescriptors[i].Reserved2 = CDSessionInfoResponse[3 + (i * 8) + 4];
|
||||
|
||||
decoded.TrackDescriptors[i].TrackStartAddress =
|
||||
BigEndianBitConverter.ToUInt32(CDSessionInfoResponse, 4 + (i * 8) + 4);
|
||||
}
|
||||
|
||||
return decoded;
|
||||
return null;
|
||||
}
|
||||
|
||||
public static string Prettify(CDSessionInfo? CDSessionInfoResponse)
|
||||
for(int i = 0; i < (decoded.DataLength - 2) / 8; i++)
|
||||
{
|
||||
if(CDSessionInfoResponse == null)
|
||||
return null;
|
||||
decoded.TrackDescriptors[i].Reserved1 = CDSessionInfoResponse[0 + (i * 8) + 4];
|
||||
decoded.TrackDescriptors[i].ADR = (byte)((CDSessionInfoResponse[1 + (i * 8) + 4] & 0xF0) >> 4);
|
||||
decoded.TrackDescriptors[i].CONTROL = (byte)(CDSessionInfoResponse[1 + (i * 8) + 4] & 0x0F);
|
||||
decoded.TrackDescriptors[i].TrackNumber = CDSessionInfoResponse[2 + (i * 8) + 4];
|
||||
decoded.TrackDescriptors[i].Reserved2 = CDSessionInfoResponse[3 + (i * 8) + 4];
|
||||
|
||||
CDSessionInfo response = CDSessionInfoResponse.Value;
|
||||
decoded.TrackDescriptors[i].TrackStartAddress =
|
||||
BigEndianBitConverter.ToUInt32(CDSessionInfoResponse, 4 + (i * 8) + 4);
|
||||
}
|
||||
|
||||
var sb = new StringBuilder();
|
||||
return decoded;
|
||||
}
|
||||
|
||||
sb.AppendFormat("First complete session number: {0}", response.FirstCompleteSession).AppendLine();
|
||||
sb.AppendFormat("Last complete session number: {0}", response.LastCompleteSession).AppendLine();
|
||||
public static string Prettify(CDSessionInfo? CDSessionInfoResponse)
|
||||
{
|
||||
if(CDSessionInfoResponse == null)
|
||||
return null;
|
||||
|
||||
foreach(TrackDataDescriptor descriptor in response.TrackDescriptors)
|
||||
CDSessionInfo response = CDSessionInfoResponse.Value;
|
||||
|
||||
var sb = new StringBuilder();
|
||||
|
||||
sb.AppendFormat("First complete session number: {0}", response.FirstCompleteSession).AppendLine();
|
||||
sb.AppendFormat("Last complete session number: {0}", response.LastCompleteSession).AppendLine();
|
||||
|
||||
foreach(TrackDataDescriptor descriptor in response.TrackDescriptors)
|
||||
{
|
||||
sb.AppendFormat("First track number in last complete session: {0}", descriptor.TrackNumber).
|
||||
AppendLine();
|
||||
|
||||
sb.AppendFormat("Track starts at LBA {0}, or MSF {1:X2}:{2:X2}:{3:X2}", descriptor.TrackStartAddress,
|
||||
(descriptor.TrackStartAddress & 0x0000FF00) >> 8,
|
||||
(descriptor.TrackStartAddress & 0x00FF0000) >> 16,
|
||||
(descriptor.TrackStartAddress & 0xFF000000) >> 24).AppendLine();
|
||||
|
||||
switch((TocAdr)descriptor.ADR)
|
||||
{
|
||||
sb.AppendFormat("First track number in last complete session: {0}", descriptor.TrackNumber).
|
||||
AppendLine();
|
||||
case TocAdr.NoInformation:
|
||||
sb.AppendLine("Q subchannel mode not given");
|
||||
|
||||
sb.AppendFormat("Track starts at LBA {0}, or MSF {1:X2}:{2:X2}:{3:X2}", descriptor.TrackStartAddress,
|
||||
(descriptor.TrackStartAddress & 0x0000FF00) >> 8,
|
||||
(descriptor.TrackStartAddress & 0x00FF0000) >> 16,
|
||||
(descriptor.TrackStartAddress & 0xFF000000) >> 24).AppendLine();
|
||||
break;
|
||||
case TocAdr.CurrentPosition:
|
||||
sb.AppendLine("Q subchannel stores current position");
|
||||
|
||||
switch((TocAdr)descriptor.ADR)
|
||||
break;
|
||||
case TocAdr.ISRC:
|
||||
sb.AppendLine("Q subchannel stores ISRC");
|
||||
|
||||
break;
|
||||
case TocAdr.MediaCatalogNumber:
|
||||
sb.AppendLine("Q subchannel stores media catalog number");
|
||||
|
||||
break;
|
||||
}
|
||||
|
||||
if((descriptor.CONTROL & (byte)TocControl.ReservedMask) == (byte)TocControl.ReservedMask)
|
||||
sb.AppendFormat("Reserved flags 0x{0:X2} set", descriptor.CONTROL).AppendLine();
|
||||
else
|
||||
{
|
||||
switch((TocControl)(descriptor.CONTROL & 0x0D))
|
||||
{
|
||||
case TocAdr.NoInformation:
|
||||
sb.AppendLine("Q subchannel mode not given");
|
||||
case TocControl.TwoChanNoPreEmph:
|
||||
sb.AppendLine("Stereo audio track with no pre-emphasis");
|
||||
|
||||
break;
|
||||
case TocAdr.CurrentPosition:
|
||||
sb.AppendLine("Q subchannel stores current position");
|
||||
case TocControl.TwoChanPreEmph:
|
||||
sb.AppendLine("Stereo audio track with 50/15 μs pre-emphasis");
|
||||
|
||||
break;
|
||||
case TocAdr.ISRC:
|
||||
sb.AppendLine("Q subchannel stores ISRC");
|
||||
case TocControl.FourChanNoPreEmph:
|
||||
sb.AppendLine("Quadraphonic audio track with no pre-emphasis");
|
||||
|
||||
break;
|
||||
case TocAdr.MediaCatalogNumber:
|
||||
sb.AppendLine("Q subchannel stores media catalog number");
|
||||
case TocControl.FourChanPreEmph:
|
||||
sb.AppendLine("Stereo audio track with 50/15 μs pre-emphasis");
|
||||
|
||||
break;
|
||||
case TocControl.DataTrack:
|
||||
sb.AppendLine("Data track, recorded uninterrupted");
|
||||
|
||||
break;
|
||||
case TocControl.DataTrackIncremental:
|
||||
sb.AppendLine("Data track, recorded incrementally");
|
||||
|
||||
break;
|
||||
}
|
||||
|
||||
if((descriptor.CONTROL & (byte)TocControl.ReservedMask) == (byte)TocControl.ReservedMask)
|
||||
sb.AppendFormat("Reserved flags 0x{0:X2} set", descriptor.CONTROL).AppendLine();
|
||||
else
|
||||
{
|
||||
switch((TocControl)(descriptor.CONTROL & 0x0D))
|
||||
{
|
||||
case TocControl.TwoChanNoPreEmph:
|
||||
sb.AppendLine("Stereo audio track with no pre-emphasis");
|
||||
sb.AppendLine((descriptor.CONTROL & (byte)TocControl.CopyPermissionMask) ==
|
||||
(byte)TocControl.CopyPermissionMask ? "Digital copy of track is permitted"
|
||||
: "Digital copy of track is prohibited");
|
||||
|
||||
break;
|
||||
case TocControl.TwoChanPreEmph:
|
||||
sb.AppendLine("Stereo audio track with 50/15 μs pre-emphasis");
|
||||
#if DEBUG
|
||||
if(descriptor.Reserved1 != 0)
|
||||
sb.AppendFormat("Reserved1 = 0x{0:X2}", descriptor.Reserved1).AppendLine();
|
||||
|
||||
break;
|
||||
case TocControl.FourChanNoPreEmph:
|
||||
sb.AppendLine("Quadraphonic audio track with no pre-emphasis");
|
||||
if(descriptor.Reserved2 != 0)
|
||||
sb.AppendFormat("Reserved2 = 0x{0:X2}", descriptor.Reserved2).AppendLine();
|
||||
#endif
|
||||
|
||||
break;
|
||||
case TocControl.FourChanPreEmph:
|
||||
sb.AppendLine("Stereo audio track with 50/15 μs pre-emphasis");
|
||||
|
||||
break;
|
||||
case TocControl.DataTrack:
|
||||
sb.AppendLine("Data track, recorded uninterrupted");
|
||||
|
||||
break;
|
||||
case TocControl.DataTrackIncremental:
|
||||
sb.AppendLine("Data track, recorded incrementally");
|
||||
|
||||
break;
|
||||
}
|
||||
|
||||
sb.AppendLine((descriptor.CONTROL & (byte)TocControl.CopyPermissionMask) ==
|
||||
(byte)TocControl.CopyPermissionMask ? "Digital copy of track is permitted"
|
||||
: "Digital copy of track is prohibited");
|
||||
|
||||
#if DEBUG
|
||||
if(descriptor.Reserved1 != 0)
|
||||
sb.AppendFormat("Reserved1 = 0x{0:X2}", descriptor.Reserved1).AppendLine();
|
||||
|
||||
if(descriptor.Reserved2 != 0)
|
||||
sb.AppendFormat("Reserved2 = 0x{0:X2}", descriptor.Reserved2).AppendLine();
|
||||
#endif
|
||||
|
||||
sb.AppendLine();
|
||||
}
|
||||
sb.AppendLine();
|
||||
}
|
||||
|
||||
return sb.ToString();
|
||||
}
|
||||
|
||||
public static string Prettify(byte[] CDSessionInfoResponse)
|
||||
{
|
||||
CDSessionInfo? decoded = Decode(CDSessionInfoResponse);
|
||||
return sb.ToString();
|
||||
}
|
||||
|
||||
return Prettify(decoded);
|
||||
}
|
||||
public static string Prettify(byte[] CDSessionInfoResponse)
|
||||
{
|
||||
CDSessionInfo? decoded = Decode(CDSessionInfoResponse);
|
||||
|
||||
public struct CDSessionInfo
|
||||
{
|
||||
/// <summary>Total size of returned session information minus this field</summary>
|
||||
public ushort DataLength;
|
||||
/// <summary>First track number in hex</summary>
|
||||
public byte FirstCompleteSession;
|
||||
/// <summary>Last track number in hex</summary>
|
||||
public byte LastCompleteSession;
|
||||
/// <summary>Track descriptors</summary>
|
||||
public TrackDataDescriptor[] TrackDescriptors;
|
||||
}
|
||||
return Prettify(decoded);
|
||||
}
|
||||
|
||||
public struct TrackDataDescriptor
|
||||
{
|
||||
/// <summary>Byte 0 Reserved</summary>
|
||||
public byte Reserved1;
|
||||
/// <summary>Byte 1, bits 7 to 4 Type of information in Q subchannel of block where this TOC entry was found</summary>
|
||||
public byte ADR;
|
||||
/// <summary>Byte 1, bits 3 to 0 Track attributes</summary>
|
||||
public byte CONTROL;
|
||||
/// <summary>Byte 2 First track number in last complete session</summary>
|
||||
public byte TrackNumber;
|
||||
/// <summary>Byte 3 Reserved</summary>
|
||||
public byte Reserved2;
|
||||
/// <summary>Bytes 4 to 7 First track number in last complete session start address in LBA or in MSF</summary>
|
||||
public uint TrackStartAddress;
|
||||
}
|
||||
public struct CDSessionInfo
|
||||
{
|
||||
/// <summary>Total size of returned session information minus this field</summary>
|
||||
public ushort DataLength;
|
||||
/// <summary>First track number in hex</summary>
|
||||
public byte FirstCompleteSession;
|
||||
/// <summary>Last track number in hex</summary>
|
||||
public byte LastCompleteSession;
|
||||
/// <summary>Track descriptors</summary>
|
||||
public TrackDataDescriptor[] TrackDescriptors;
|
||||
}
|
||||
|
||||
public struct TrackDataDescriptor
|
||||
{
|
||||
/// <summary>Byte 0 Reserved</summary>
|
||||
public byte Reserved1;
|
||||
/// <summary>Byte 1, bits 7 to 4 Type of information in Q subchannel of block where this TOC entry was found</summary>
|
||||
public byte ADR;
|
||||
/// <summary>Byte 1, bits 3 to 0 Track attributes</summary>
|
||||
public byte CONTROL;
|
||||
/// <summary>Byte 2 First track number in last complete session</summary>
|
||||
public byte TrackNumber;
|
||||
/// <summary>Byte 3 Reserved</summary>
|
||||
public byte Reserved2;
|
||||
/// <summary>Bytes 4 to 7 First track number in last complete session start address in LBA or in MSF</summary>
|
||||
public uint TrackStartAddress;
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user