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splitting the library into more intuitive modules

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This commit is contained in:
chudov
2008-11-28 22:20:17 +00:00
parent 1f4f51b379
commit d68737bd2e
28 changed files with 315 additions and 726 deletions
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184
CUETools.Ripper.SCSI/SCSIDrive.cs
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@@ -26,7 +26,8 @@ using System.Collections.Specialized;
using System.Text;
using Bwg.Scsi;
using Bwg.Logging;
using AudioCodecsDotNet;
using CUETools.CDImage;
using CUETools.Codecs;
namespace CUETools.Ripper.SCSI
{
@@ -46,9 +47,9 @@ namespace CUETools.Ripper.SCSI
const int NSECTORS = 32;
int _currentTrack = -1, _currentIndex = -1, _currentTrackActualStart = -1;
Logger m_logger = null;
CDImage _toc;
CDImageLayout _toc;
public CDImage TOC
public CDImageLayout TOC
{
get
{
@@ -105,20 +106,23 @@ namespace CUETools.Ripper.SCSI
st = m_device.ReadCDText(out cdtext);
// new CDTextEncoderDecoder
_toc = new CDImage(toc[toc.Count - 1].StartSector);
_toc = new CDImageLayout(toc[toc.Count - 1].StartSector);
uint cddbDiscId = 0;
uint discId1 = 0;
uint discId2 = 0;
for (int iTrack = 0; iTrack < toc.Count - 1; iTrack++)
{
_toc.tracks.Add(new CDTrack((uint)iTrack + 1, toc[iTrack].StartSector,
toc[iTrack + 1].StartSector - toc[iTrack].StartSector));
discId1 += toc[iTrack].StartSector;
discId2 += (toc[iTrack].StartSector == 0 ? 1 : toc[iTrack].StartSector) * ((uint)iTrack + 1);
_toc.AddTrack(new CDTrack((uint)iTrack + 1, toc[iTrack].StartSector,
toc[iTrack + 1].StartSector - toc[iTrack].StartSector, toc[iTrack].Control == 0));
cddbDiscId += sumDigits((uint)(toc[iTrack].StartSector / 75) + 2);
if (toc[iTrack].Control == 0)
{
discId1 += toc[iTrack].StartSector;
discId2 += (toc[iTrack].StartSector == 0 ? 1 : toc[iTrack].StartSector) * ((uint)iTrack + 1);
}
}
discId1 += toc[toc.Count - 1].StartSector;
discId2 += (toc[toc.Count - 1].StartSector == 0 ? 1 : toc[toc.Count - 1].StartSector) * ((uint)toc.Count);
discId2 += (toc[toc.Count - 1].StartSector == 0 ? 1 : toc[toc.Count - 1].StartSector) * (_toc.AudioTracks+1);
discId1 &= 0xFFFFFFFF;
discId2 &= 0xFFFFFFFF;
cddbDiscId = (((cddbDiscId % 255) << 24) +
@@ -156,43 +160,62 @@ namespace CUETools.Ripper.SCSI
{
int iTrack = fromBCD(_sectorBuffer[q_pos + 1]);
int iIndex = fromBCD(_sectorBuffer[q_pos + 2]);
if (iTrack == 110)
throw new Exception("lead out area encountred");
if (iTrack == 0)
throw new Exception("lead in area encountred");
if (iTrack != _currentTrack)
{
_currentTrack = iTrack;
_currentTrackActualStart = sector + iSector;
_currentIndex = iIndex;
if (_currentIndex == 1)
_toc.tracks[iTrack - 1].indexes.Add(new CDTrackIndex(1, _toc.tracks[iTrack - 1].Start.Sector));
_toc[iTrack].AddIndex(new CDTrackIndex(1, _toc[iTrack].Start));
else if (_currentIndex != 0)
throw new Exception("invalid index");
}
else
if (iIndex != _currentIndex)
else if (iIndex != _currentIndex)
{
if (iIndex != _currentIndex + 1)
throw new Exception("invalid index");
_currentIndex = iIndex;
if (_currentIndex == 1)
{
if (iIndex != _currentIndex + 1)
throw new Exception("invalid index");
_currentIndex = iIndex;
if (_currentIndex == 1)
{
int pregap = sector + iSector - _currentTrackActualStart;
_toc.tracks[iTrack - 1].indexes.Add(new CDTrackIndex(0, (uint)(_toc.tracks[iTrack - 1].Start.Sector - pregap)));
_currentTrackActualStart = sector + iSector;
}
_toc.tracks[iTrack - 1].indexes.Add(new CDTrackIndex((uint)iIndex, (uint)(_toc.tracks[iTrack - 1].Start.Sector + sector + iSector - _currentTrackActualStart)));
_currentIndex = iIndex;
int pregap = sector + iSector - _currentTrackActualStart;
_toc[iTrack].AddIndex(new CDTrackIndex(0, (uint)(_toc[iTrack].Start - pregap), (uint)pregap));
_currentTrackActualStart = sector + iSector;
}
_toc[iTrack].AddIndex(new CDTrackIndex((uint)iIndex, (uint)(_toc[iTrack].Start + sector + iSector - _currentTrackActualStart)));
_currentIndex = iIndex;
}
break;
}
case 2: // catalog
if (_toc._catalog == null)
if (_toc.Catalog == null)
{
StringBuilder catalog = new StringBuilder();
for (int i = 1; i < 8; i++)
catalog.AppendFormat("{0:x2}", _sectorBuffer[q_pos + i]);
_toc._catalog = catalog.ToString(0, 13);
_toc.Catalog = catalog.ToString(0, 13);
}
break;
case 3: //isrc
if (_toc[_currentTrack].ISRC == null)
{
StringBuilder isrc = new StringBuilder();
char[] ISRC6 = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '#', '#', '#', '#', '#', '#', '#', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z' };
isrc.Append(ISRC6[_sectorBuffer[q_pos + 1] >> 2]);
isrc.Append(ISRC6[((_sectorBuffer[q_pos + 1] & 0x3) << 4) + (_sectorBuffer[q_pos + 2] >> 4)]);
isrc.Append(ISRC6[((_sectorBuffer[q_pos + 2] & 0xf) << 2) + (_sectorBuffer[q_pos + 3] >> 6)]);
isrc.Append(ISRC6[(_sectorBuffer[q_pos + 3] & 0x3f)]);
isrc.Append(ISRC6[_sectorBuffer[q_pos + 4] >> 2]);
isrc.Append(ISRC6[((_sectorBuffer[q_pos + 4] & 0x3) << 4) + (_sectorBuffer[q_pos + 5] >> 4)]);
isrc.AppendFormat("{0:x}", _sectorBuffer[q_pos + 5] & 0xf);
isrc.AppendFormat("{0:x2}", _sectorBuffer[q_pos + 6]);
isrc.AppendFormat("{0:x2}", _sectorBuffer[q_pos + 7]);
isrc.AppendFormat("{0:x}", _sectorBuffer[q_pos + 8] >> 4);
_toc[_currentTrack].ISRC = isrc.ToString();
}
break;
}
}
@@ -321,7 +344,7 @@ namespace CUETools.Ripper.SCSI
{
if (_toc == null)
throw new Exception("invalid TOC");
return (ulong)588 * _toc.Length.Sector;
return (ulong)588 * (_toc.Length - (_toc[_toc.TrackCount].IsAudio ? 0 : _toc[_toc.TrackCount].Length + 152 * 75));
}
}
@@ -419,113 +442,4 @@ namespace CUETools.Ripper.SCSI
return r;
}
}
public class CDTrackIndex
{
public CDTrackIndex(uint index, uint sector)
{
_sector = sector;
_index = index;
}
public uint Sector
{
get
{
return _sector;
}
}
public uint Index
{
get
{
return _index;
}
}
public string MSF
{
get
{
return new MinuteSecondFrame(_sector).ToString("M:S:F");
}
}
uint _sector;
uint _index;
}
public class CDTrack
{
public CDTrack(uint number, uint start, uint length)
{
_number = number;
_start = start;
_length = length;
indexes = new List<CDTrackIndex>();
}
public CDTrackIndex Start
{
get
{
return new CDTrackIndex(0, _start);
}
}
public CDTrackIndex Length
{
get
{
return new CDTrackIndex(0, _length);
}
}
public CDTrackIndex End
{
get
{
return new CDTrackIndex(0, _start + _length - 1);
}
}
public uint Number
{
get
{
return _number;
}
}
public IList<CDTrackIndex> indexes;
uint _start;
uint _length;
uint _number;
}
public class CDImage
{
public CDImage(uint length)
{
tracks = new List<CDTrack>();
_length = length;
}
public IList<CDTrack> tracks;
public CDTrackIndex Length
{
get
{
return new CDTrackIndex(0, _length);
}
}
public string _catalog;
public string _cddbId;
public string _ArId;
uint _length;
}
}