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This commit is contained in:
chudov
2011-04-09 13:24:34 +00:00
parent 2ca3829ae3
commit 89caa7858e
3 changed files with 176 additions and 138 deletions
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205
CUETools.AccurateRip/AccurateRip.cs
View File

@@ -27,9 +27,9 @@ namespace CUETools.AccurateRip
{
int offset = 64 * 64;
for (int i = 0; i < 64; i++)
this.val[i] = ar.GetMiddleCRC32(offset + i * 64 + 64, 2 * offset - 64 - i * 64);
this.val[i] = ar.CTDBCRC(offset + i * 64 + 64, 2 * offset - 64 - i * 64);
for (int i = 0; i < 64; i++)
this.val[i + 64] = ar.GetMiddleCRC32(offset + 64 - 1 - i, 2 * offset - 64 + 1 + i);
this.val[i + 64] = ar.CTDBCRC(offset + 64 - 1 - i, 2 * offset - 64 + 1 + i);
}
public OffsetSafeCRCRecord(uint[] val)
@@ -255,7 +255,7 @@ namespace CUETools.AccurateRip
public uint CRCV2(int iTrack)
{
int offs0 = iTrack == 0 ? 5 * 588 - 1 : 0;
int offs1 = iTrack == _toc.AudioTracks - 1 ? 20 * 588 - 5 * 588 : 0;
int offs1 = iTrack == _toc.AudioTracks - 1 ? 2 * maxOffset - 5 * 588 : 0;
uint crcA1 = _CRCAR[iTrack + 1, offs1] - (offs0 > 0 ? _CRCAR[iTrack + 1, offs0] : 0);
uint crcA2 = _CRCV2[iTrack + 1, offs1] - (offs0 > 0 ? _CRCV2[iTrack + 1, offs0] : 0);
return crcA1 + crcA2;
@@ -264,14 +264,14 @@ namespace CUETools.AccurateRip
public uint CRC(int iTrack, int oi)
{
int offs0 = iTrack == 0 ? 5 * 588 + oi - 1 : oi;
int offs1 = iTrack == _toc.AudioTracks - 1 ? 20 * 588 - 5 * 588 + oi : (oi >= 0 ? 0 : 20 * 588 + oi);
int offs1 = iTrack == _toc.AudioTracks - 1 ? 2 * maxOffset - 5 * 588 + oi : (oi >= 0 ? 0 : 2 * maxOffset + oi);
uint crcA = _CRCAR[iTrack + 1, offs1] - (offs0 > 0 ? _CRCAR[iTrack + 1, offs0] : 0);
uint sumA = _CRCSM[iTrack + 1, offs1] - (offs0 > 0 ? _CRCSM[iTrack + 1, offs0] : 0);
uint crc = crcA - sumA * (uint)oi;
if (oi < 0 && iTrack > 0)
{
uint crcB = _CRCAR[iTrack, 0] - _CRCAR[iTrack, 20 * 588 + oi];
uint sumB = _CRCSM[iTrack, 0] - _CRCSM[iTrack, 20 * 588 + oi];
uint crcB = _CRCAR[iTrack, 0] - _CRCAR[iTrack, 2 * maxOffset + oi];
uint sumB = _CRCSM[iTrack, 0] - _CRCSM[iTrack, 2 * maxOffset + oi];
uint posB = _toc[iTrack + _toc.FirstAudio - 1].Length * 588 + (uint)oi;
crc += crcB - sumB * posB;
}
@@ -287,10 +287,10 @@ namespace CUETools.AccurateRip
public uint CRC450(int iTrack, int oi)
{
uint crca = _CRCAR[iTrack + 1, 20 * 588 + 5 * 588 + oi];
uint crcb = _CRCAR[iTrack + 1, 20 * 588 + 6 * 588 + oi];
uint suma = _CRCSM[iTrack + 1, 20 * 588 + 5 * 588 + oi];
uint sumb = _CRCSM[iTrack + 1, 20 * 588 + 6 * 588 + oi];
uint crca = _CRCAR[iTrack + 1, 2 * maxOffset + 5 * 588 + oi];
uint crcb = _CRCAR[iTrack + 1, 2 * maxOffset + 6 * 588 + oi];
uint suma = _CRCSM[iTrack + 1, 2 * maxOffset + 5 * 588 + oi];
uint sumb = _CRCSM[iTrack + 1, 2 * maxOffset + 6 * 588 + oi];
uint offs = 450 * 588 + (uint)oi;
return crcb - crca - offs * (sumb - suma);
}
@@ -309,11 +309,6 @@ namespace CUETools.AccurateRip
return _Peak[iTrack];
}
internal uint GetMiddleCRC32(int prefixLen, int suffixLen)
{
return CTDBCRC(prefixLen * 2, suffixLen * 2);
}
public OffsetSafeCRCRecord OffsetSafeCRC
{
get
@@ -334,6 +329,39 @@ namespace CUETools.AccurateRip
uint crc = 0;
if (iTrack == 0)
{
// New idea:
// _CRC32[x, maxOffset] keeps crc state at track x boundary
// _CRC32[x, maxOffset +- offs] keeps crc state around track x boundary
// _CRC32[0, maxOffset] keeps crc state at disc end
// _CRC32[0, maxOffset + offs] keeps crc state around disc start
// _CRC32[0, maxOffset - offs] keeps crc state around disc end
//int t0len = (int)_toc[_toc.FirstAudio].Pregap * 588;
//int dlen = (int)_toc.AudioLength * 588;
//if (oi == 0)
//{
// // whole disc crc
// crc = _CRC32[0, maxOffset];
//}
//if (oi > 0)
//{
// // whole disc crc
// crc = _CRC32[0, maxOffset];
// // substract prefix
// // IDEA: copy _CRC32[1, maxOffset + oi - t0len] so we can always use _CRC32[0, maxOffset + oi] even if pregap is short
// if (oi >= t0len)
// crc = Crc32.Combine(_CRC32[1, maxOffset + oi - t0len], crc, (dlen - oi) * 4);
// else
// crc = Crc32.Combine(_CRC32[0, maxOffset + oi], crc, (dlen - oi) * 4);
// // add zero suffix
// crc = Crc32.Combine(crc, 0, oi * 4); // TODO: is crc(0) really 0?
//}
//if (oi < 0)
//{
// crc = _CRC32[0, maxOffset + oi];
// crc = Crc32.Combine(crc, 0, -oi * 4); // TODO: is crc(0) really 0?
//}
for (iTrack = 0; iTrack <= _toc.AudioTracks; iTrack++)
{
int trackLength = (int)(iTrack > 0 ? _toc[iTrack + _toc.FirstAudio - 1].Length : _toc[_toc.FirstAudio].Pregap) * 588 * 4;
@@ -348,7 +376,7 @@ namespace CUETools.AccurateRip
}
else if (oi < 0 && iTrack == _toc.AudioTracks)
{
crc = Crc32.Combine(crc, _CRC32[iTrack, 20 * 588 + oi], trackLength + oi * 4);
crc = Crc32.Combine(crc, _CRC32[iTrack, 2 * maxOffset + oi], trackLength + oi * 4);
}
else
{
@@ -376,9 +404,9 @@ namespace CUETools.AccurateRip
else if (oi < 0)
{
// Calculate CRC of previous track's last oi samples by 'subtracting' it's last CRCs
crc = Crc32.Combine(_CRC32[iTrack - 1, 20 * 588 + oi], _CRC32[iTrack - 1, 0], -oi * 4);
crc = Crc32.Combine(_CRC32[iTrack - 1, 2 * maxOffset + oi], _CRC32[iTrack - 1, 0], -oi * 4);
// Add this track's CRC without last oi samples
crc = Crc32.Combine(crc, _CRC32[iTrack, 20 * 588 + oi], trackLength + oi * 4);
crc = Crc32.Combine(crc, _CRC32[iTrack, 2 * maxOffset + oi], trackLength + oi * 4);
}
else // oi == 0
{
@@ -435,18 +463,18 @@ namespace CUETools.AccurateRip
else if (oi < 0)
{
int nonzeroPrevLength = -oi * 4 -
(_CRCNL[iTrack - 1, 0] - _CRCNL[iTrack - 1, 20 * 588 + oi]) * 2;
(_CRCNL[iTrack - 1, 0] - _CRCNL[iTrack - 1, 2 * maxOffset + oi]) * 2;
// Calculate CRC of previous track's last oi samples by 'subtracting' it's last CRCs
crc = Crc32.Combine(
_CRCWN[iTrack - 1, 20 * 588 + oi],
_CRCWN[iTrack - 1, 2 * maxOffset + oi],
_CRCWN[iTrack - 1, 0],
nonzeroPrevLength);
// Use 0xffffffff as an initial state
crc = Crc32.Combine(0xffffffff, crc, nonzeroPrevLength);
// Add this track's CRC without last oi samples
crc = Crc32.Combine(crc,
_CRCWN[iTrack, 20 * 588 + oi],
trackLength + oi * 4 - _CRCNL[iTrack, 20 * 588 + oi] * 2);
_CRCWN[iTrack, 2 * maxOffset + oi],
trackLength + oi * 4 - _CRCNL[iTrack, 2 * maxOffset + oi] * 2);
}
else // oi == 0
{
@@ -472,10 +500,9 @@ namespace CUETools.AccurateRip
internal ushort[,] syndrome;
internal byte[] parity;
private int maxOffset;
internal ushort[] leadin;
internal ushort[] leadout;
private uint[] leadinCrc;
private uint[] leadoutCrc;
private uint preLeadoutCrc;
private int stride = 1, laststride = 1, stridecount = 1, npar = 1;
private bool calcSyn = false;
@@ -484,7 +511,9 @@ namespace CUETools.AccurateRip
internal void InitCDRepair(int stride, int laststride, int stridecount, int npar, bool calcSyn, bool calcParity)
{
if (npar != 8)
throw new NotSupportedException("npar != 8");
throw new ArgumentOutOfRangeException("npar");
if (stride % 2 != 0 || laststride % 2 != 0)
throw new ArgumentOutOfRangeException("stride");
this.stride = stride;
this.laststride = laststride;
this.stridecount = stridecount;
@@ -494,54 +523,38 @@ namespace CUETools.AccurateRip
Init(_toc);
}
public unsafe uint CTDBCRC(int prefixLen, int suffixLen)
public unsafe uint CTDBCRC(int prefixSamples, int suffixSamples)
{
if (prefixLen > leadin.Length || suffixLen > leadout.Length)
if (prefixSamples > maxOffset || suffixSamples > maxOffset)
throw new ArgumentOutOfRangeException();
// stride - 2 * actualOffset
// laststride + 2 * actualOffset
int lenAXB = (int)_toc.AudioLength * 588 * 4;
if (leadinCrc == null)
int discLen = (int)_toc.AudioLength * 588;
int lastTrackLen = (int)_toc[_toc.FirstAudio + (int)_toc.AudioTracks - 1].Length * 588;
int trackOneBorder = (int)_toc[_toc.FirstAudio].Pregap * 588;
if (preLeadoutCrc == 0)
{
leadinCrc = new uint[leadin.Length + 1];
leadoutCrc = new uint[leadout.Length + 1];
fixed (uint* crct = Crc32.table)
{
// calculate leadin CRC
uint crc0 = 0;
leadinCrc[0] = crc0;
for (int off = 0; off < leadin.Length; off++)
{
ushort dd = leadin[off];
crc0 = (crc0 >> 8) ^ crct[(byte)(crc0 ^ dd)];
crc0 = (crc0 >> 8) ^ crct[(byte)(crc0 ^ (dd >> 8))];
leadinCrc[off + 1] = crc0;
}
// calculate leadout CRC
uint crc2 = 0;
leadoutCrc[0] = crc2;
for (int off = leadout.Length - 1; off >= 0; off--)
{
ushort dd = leadout[off];
crc2 = (crc2 >> 8) ^ crct[(byte)(crc2 ^ dd)];
crc2 = (crc2 >> 8) ^ crct[(byte)(crc2 ^ (dd >> 8))];
leadoutCrc[leadout.Length - off] = crc2;
}
}
preLeadoutCrc = CRC32(0, 0) ^ _CRCMASK[0];
preLeadoutCrc = Crc32.Substract(preLeadoutCrc, leadoutCrc[leadout.Length], leadout.Length * 2);
preLeadoutCrc = Crc32.Substract(preLeadoutCrc, _CRC32[_toc.AudioTracks, 0], lastTrackLen * 4);
}
uint crcXE = Crc32.Combine(leadinCrc[prefixLen], preLeadoutCrc, lenAXB - prefixLen * 2 - leadout.Length * 2);
uint crcX = Crc32.Combine(crcXE, leadoutCrc[leadout.Length - suffixLen], (leadout.Length - suffixLen) * 2);
return Crc32.Combine(0xffffffff, crcX, lenAXB - prefixLen * 2 - suffixLen * 2) ^ 0xffffffff;
uint crcA = prefixSamples == 0 ? 0
: prefixSamples < trackOneBorder ? _CRC32[0, prefixSamples]
: trackOneBorder == 0 ? _CRC32[1, prefixSamples - trackOneBorder]
: Crc32.Combine(_CRC32[0, 0], _CRC32[1, prefixSamples - trackOneBorder], (prefixSamples - trackOneBorder) * 4);
if (_toc.AudioTracks == 1)
{
uint crcY = Crc32.Combine(crcA, _CRC32[_toc.AudioTracks, 2 * maxOffset - suffixSamples], (discLen - prefixSamples - suffixSamples) * 4);
return Crc32.Combine(0xffffffff, crcY, (discLen - prefixSamples - suffixSamples) * 4) ^ 0xffffffff;
}
uint crcXE = Crc32.Combine(crcA, preLeadoutCrc, (discLen - prefixSamples - lastTrackLen) * 4);
uint crcX = Crc32.Combine(crcXE, _CRC32[_toc.AudioTracks, 2 * maxOffset - suffixSamples], (lastTrackLen - suffixSamples) * 4);
return Crc32.Combine(0xffffffff, crcX, (discLen - prefixSamples - suffixSamples) * 4) ^ 0xffffffff;
}
public uint CTDBCRC(int actualOffset)
{
return CTDBCRC(stride - 2 * actualOffset, laststride + 2 * actualOffset);
return CTDBCRC(stride / 2 - actualOffset, laststride / 2 + actualOffset);
}
private unsafe static void CalcSyn8(ushort* exp, ushort* log, ushort* syn, uint lo, uint n, int npar)
@@ -741,8 +754,6 @@ namespace CUETools.AccurateRip
{
// Process no more than there is in the buffer, no more than there is in this track, and no more than up to a sector boundary.
int copyCount = Math.Min(Math.Min(sampleBuffer.Length - pos, (int)_samplesRemTrack), 588 - (int)_sampleCount % 588);
int currentSector = _samplesDoneTrack / 588;
int remaingSectors = (_samplesRemTrack - 1) / 588;
uint* samples = ((uint*)pSampleBuff) + pos;
int currentPart = ((int)_sampleCount * 2) % stride;
ushort* synptr = synptr1 + npar * currentPart;
@@ -759,15 +770,29 @@ namespace CUETools.AccurateRip
int remaining = (int)(_finalSampleCount - _sampleCount) * 2 - i - 1;
leadout[remaining] = ((ushort*)samples)[i];
}
if (currentSector < 10)
CalculateCRCs(t, exp, log, synptr, wr, samples, copyCount, _samplesDoneTrack);
else if (remaingSectors < 10)
CalculateCRCs(t, exp, log, synptr, wr, samples, copyCount, 20 * 588 - _samplesRemTrack);
else if (currentSector >= 445 && currentSector <= 455)
CalculateCRCs(t, exp, log, synptr, wr, samples, copyCount, 20 * 588 + _samplesDoneTrack - 445 * 588);
else
CalculateCRCs(t, exp, log, synptr, wr, samples, copyCount, -1);
int offset = _samplesDoneTrack < maxOffset ? _samplesDoneTrack
: _samplesRemTrack <= maxOffset ? 2 * maxOffset - _samplesRemTrack
: _samplesDoneTrack >= 445 * 588 && _samplesDoneTrack <= 455 * 588 ? 2 * maxOffset + _samplesDoneTrack - 445 * 588
: -1;
CalculateCRCs(t, exp, log, synptr, wr, samples, copyCount, offset);
// duplicate prefix to suffix
if (_samplesDoneTrack < maxOffset && _samplesRemTrack <= maxOffset)
{
Array.Copy(_CRC32, _currentTrack * 3 * maxOffset + _samplesDoneTrack,
_CRC32, _currentTrack * 3 * maxOffset + 2 * maxOffset - _samplesRemTrack,
copyCount);
}
//// duplicate prefix to pregap
//// be careful here not overwrite _CRC32[0, maxOffset] which can hold disc CRC in the future!!!
//if (_sampleCount < maxOffset && _currentTrack == 1)
//{
// Array.Copy(_CRC32, _currentTrack * 3 * maxOffset + _samplesDoneTrack,
// _CRC32, _sampleCount,
// copyCount);
//}
pos += copyCount;
_samplesRemTrack -= copyCount;
@@ -820,20 +845,20 @@ namespace CUETools.AccurateRip
_CRC32[iTrack, 0] = Crc32.Combine(crc32, part._CRC32[iTrack, 0], 4 * (trEnd - trStart));
_CRCWN[iTrack, 0] = Crc32.Combine(crcwn, part._CRCWN[iTrack, 0], 4 * (trEnd - trStart) - 2 * part._CRCNL[iTrack, 0]);
_CRCV2[iTrack, 0] = crcv2 + part._CRCV2[iTrack, 0];
for (int i = 1; i < 31 * 588; i++)
for (int i = 1; i < 3 * maxOffset; i++)
{
int currentOffset;
if (i < 10 * 588)
if (i < maxOffset)
{
currentOffset = tempLocation + i;
}
else if (i < 20 * 588)
else if (i < 2 * maxOffset)
{
currentOffset = tempLocation + tempLen + i - 20 * 588;
currentOffset = tempLocation + tempLen + i - 2 * maxOffset;
}
else
{
currentOffset = tempLocation + i - 20 * 588 + 445 * 588;
currentOffset = tempLocation + i - 2 * maxOffset + 445 * 588;
}
if (currentOffset < trStart)
continue;
@@ -857,14 +882,19 @@ namespace CUETools.AccurateRip
_CRCMASK[0] = 0xffffffff ^ Crc32.Combine(0xffffffff, 0, (int)_finalSampleCount * 4);
for (int iTrack = 1; iTrack <= _toc.AudioTracks; iTrack++)
_CRCMASK[iTrack] = 0xffffffff ^ Crc32.Combine(0xffffffff, 0, (int)_toc[iTrack + _toc.FirstAudio - 1].Length * 588 * 4);
_CRCAR = new uint[_toc.AudioTracks + 1, 31 * 588];
_CRCSM = new uint[_toc.AudioTracks + 1, 31 * 588];
_CRC32 = new uint[_toc.AudioTracks + 1, 31 * 588];
_CacheCRC32 = new uint[_toc.AudioTracks + 1, 31 * 588];
_CRCWN = new uint[_toc.AudioTracks + 1, 31 * 588];
_CacheCRCWN = new uint[_toc.AudioTracks + 1, 31 * 588];
_CRCNL = new int[_toc.AudioTracks + 1, 31 * 588];
_CRCV2 = new uint[_toc.AudioTracks + 1, 31 * 588];
maxOffset = Math.Max(4096 * 2, (calcSyn || calcParity) ? stride + laststride : 0);
if (maxOffset % 588 != 0)
maxOffset += 588 - maxOffset % 588;
_CRCAR = new uint[_toc.AudioTracks + 1, 3 * maxOffset];
_CRCSM = new uint[_toc.AudioTracks + 1, 3 * maxOffset];
_CRC32 = new uint[_toc.AudioTracks + 1, 3 * maxOffset];
_CacheCRC32 = new uint[_toc.AudioTracks + 1, 3 * maxOffset];
_CRCWN = new uint[_toc.AudioTracks + 1, 3 * maxOffset];
_CacheCRCWN = new uint[_toc.AudioTracks + 1, 3 * maxOffset];
_CRCNL = new int[_toc.AudioTracks + 1, 3 * maxOffset];
_CRCV2 = new uint[_toc.AudioTracks + 1, 3 * maxOffset];
_Peak = new int[_toc.AudioTracks + 1];
syndrome = new ushort[calcSyn ? stride : 1, npar];
parity = new byte[stride * npar * 2];
@@ -872,8 +902,7 @@ namespace CUETools.AccurateRip
int leadout_len = Math.Max(4096 * 4, (calcSyn || calcParity) ? stride + laststride : 0);
leadin = new ushort[leadin_len];
leadout = new ushort[leadout_len];
leadinCrc = null;
leadoutCrc = null;
preLeadoutCrc = 0;
_currentTrack = 0;
Position = 0; // NOT _toc[_toc.FirstAudio][0].Start * 588;
}

107
CUETools/CUETools.TestCodecs/AccurateRipVerifyTest.cs
View File

@@ -109,7 +109,18 @@ namespace CUETools.TestCodecs
}
/// <summary>
///A test for CRC
///A test for ARV1 CRC
///</summary>
[TestMethod()]
public void CRCTest()
{
Assert.AreEqual<uint>(3727147246, ar.CRC(0), "CRC[0] was not set correctly.");
Assert.AreEqual<uint>(2202235240, ar.CRC(1), "CRC[1] was not set correctly.");
Assert.AreEqual<uint>(3752629998, ar.CRC(2), "CRC[2] was not set correctly.");
}
/// <summary>
///A test for ARV1 CRC with offset
///</summary>
[TestMethod()]
public void CRCTest1()
@@ -122,17 +133,6 @@ namespace CUETools.TestCodecs
Assert.AreEqual<uint>(0301435197, ar.CRC(2, 55), "CRC[2][55] was not set correctly.");
}
/// <summary>
///A test for CRC
///</summary>
[TestMethod()]
public void CRCTest()
{
Assert.AreEqual<uint>(3727147246, ar.CRC(0), "CRC[0] was not set correctly.");
Assert.AreEqual<uint>(2202235240, ar.CRC(1), "CRC[1] was not set correctly.");
Assert.AreEqual<uint>(3752629998, ar.CRC(2), "CRC[2] was not set correctly.");
}
/// <summary>
///A test for CRCV2
///</summary>
@@ -144,6 +144,40 @@ namespace CUETools.TestCodecs
Assert.AreEqual<uint>(3841231027, ar.CRCV2(2), "CRCV2[2] was not set correctly.");
}
/// <summary>
///A test for CRCWONULL
///</summary>
[TestMethod()]
public void CRCWONULLTest()
{
Assert.AreEqual<uint>(0812984565, ar.CRCWONULL(2, 19), "CRC32WONULL[2][19] was not set correctly.");
Assert.AreEqual<uint>(2390392664, ar.CRCWONULL(2, -2), "CRC32WONULL[2][-2] was not set correctly.");
}
/// <summary>
///A test for CRCWONULL with offset
///</summary>
[TestMethod()]
public void CRCWONULLTestOffset()
{
Assert.AreEqual<uint>(0404551290, ar.CRCWONULL(0), "CRC32WONULL[0] was not set correctly.");
Assert.AreEqual<uint>(0224527589, ar.CRCWONULL(1), "CRC32WONULL[1] was not set correctly.");
Assert.AreEqual<uint>(0557159190, ar.CRCWONULL(2), "CRC32WONULL[2] was not set correctly.");
Assert.AreEqual<uint>(0516255430, ar.CRCWONULL(3), "CRC32WONULL[3] was not set correctly.");
Assert.AreEqual<uint>(0404551290, ar2.CRCWONULL(1), "CRC32WONULL[1](2) was not set correctly.");
}
/// <summary>
///A test for CRC450
///</summary>
[TestMethod()]
public void CRC450Test()
{
Assert.AreEqual<uint>(2224430043, ar2.CRC450(1, 00), "CRC450[1,00] was not set correctly.");
Assert.AreEqual<uint>(1912726337, ar2.CRC450(1, 55), "CRC450[1,55] was not set correctly.");
Assert.AreEqual<uint>(1251460151, ar2.CRC450(1, -3), "CRC450[1,-3] was not set correctly.");
}
/// <summary>
///A test for ARCRC offset
///</summary>
@@ -162,12 +196,18 @@ namespace CUETools.TestCodecs
Assert.AreEqual<uint>(ar0.CRC450(track, offs), ar1.CRC450(track, 0), "CRC450 with offset " + offs + " was not set correctly.");
Assert.AreEqual<uint>(ar0.CRC450(track, 0), ar1.CRC450(track, -offs), "CRC450 with offset " + (-offs) + " was not set correctly.");
if (track != 2)
{
Assert.AreEqual<uint>(ar0.CRC32(track + 1, offs), ar1.CRC32(track + 1), "CRC32 with offset " + (offs) + " was not set correctly.");
Assert.AreEqual<uint>(ar0.CRCWONULL(track + 1, offs), ar1.CRCWONULL(track + 1), "CRCWONULL with offset " + (offs) + " was not set correctly.");
}
if (track != 0)
{
Assert.AreEqual<uint>(ar0.CRC32(track + 1), ar1.CRC32(track + 1, -offs), "CRC32 with offset " + (-offs) + " was not set correctly.");
Assert.AreEqual<uint>(ar0.CRCWONULL(track + 1), ar1.CRCWONULL(track + 1, -offs), "CRCWONULL with offset " + (-offs) + " was not set correctly.");
}
}
Assert.AreEqual<uint>(ar0.CTDBCRC(2 * 588 * 5, 2 * 588 * 5), ar1.CTDBCRC(2 * 588 * 5 - offs * 2, 2 * 588 * 5 + offs * 2), "CTDBCRC with offset " + offs + " was not set correctly.");
Assert.AreEqual<uint>(ar1.CTDBCRC(2 * 588 * 5, 2 * 588 * 5), ar0.CTDBCRC(2 * 588 * 5 + offs * 2, 2 * 588 * 5 - offs * 2), "CTDBCRC with offset " + (-offs) + " was not set correctly.");
Assert.AreEqual<uint>(ar0.CTDBCRC(588 * 5, 588 * 5), ar1.CTDBCRC(588 * 5 - offs, 588 * 5 + offs), "CTDBCRC with offset " + offs + " was not set correctly.");
Assert.AreEqual<uint>(ar1.CTDBCRC(588 * 5, 588 * 5), ar0.CTDBCRC(588 * 5 + offs, 588 * 5 - offs), "CTDBCRC with offset " + (-offs) + " was not set correctly.");
}
}
@@ -197,46 +237,15 @@ namespace CUETools.TestCodecs
Assert.AreEqual<uint>(ar0.CRC32(track + 1, offs), ar1.CRC32(track + 1, offs), "CRC32 was not set correctly, " + message);
Assert.AreEqual<uint>(ar0.CRCWONULL(track + 1, offs), ar1.CRCWONULL(track + 1, offs), "CRCWONULL was not set correctly, " + message);
}
if (offs == 0)
{
Assert.AreEqual<uint>(ar0.CRCV2(track), ar1.CRCV2(track), "CRCV2 was not set correctly, " + message);
}
}
}
}
}
/// <summary>
///A test for CRCWONULL
///</summary>
[TestMethod()]
public void CRCWONULLTest1()
{
Assert.AreEqual<uint>(0812984565, ar.CRCWONULL(2, 19), "CRC32WONULL[2][19] was not set correctly.");
Assert.AreEqual<uint>(2390392664, ar.CRCWONULL(2, -2), "CRC32WONULL[2][-2] was not set correctly.");
}
/// <summary>
///A test for CRCWONULL
///</summary>
[TestMethod()]
public void CRCWONULLTest()
{
Assert.AreEqual<uint>(0404551290, ar.CRCWONULL(0), "CRC32WONULL[0] was not set correctly.");
Assert.AreEqual<uint>(0224527589, ar.CRCWONULL(1), "CRC32WONULL[1] was not set correctly.");
Assert.AreEqual<uint>(0557159190, ar.CRCWONULL(2), "CRC32WONULL[2] was not set correctly.");
Assert.AreEqual<uint>(0516255430, ar.CRCWONULL(3), "CRC32WONULL[3] was not set correctly.");
Assert.AreEqual<uint>(0404551290, ar2.CRCWONULL(1), "CRC32WONULL[1](2) was not set correctly.");
}
/// <summary>
///A test for CRC450
///</summary>
[TestMethod()]
public void CRC450Test()
{
Assert.AreEqual<uint>(2224430043, ar2.CRC450(1, 00), "CRC450[1,00] was not set correctly.");
Assert.AreEqual<uint>(1912726337, ar2.CRC450(1, 55), "CRC450[1,55] was not set correctly.");
Assert.AreEqual<uint>(1251460151, ar2.CRC450(1, -3), "CRC450[1,-3] was not set correctly.");
}
/// <summary>
///OffsetSafeCRCRecord
///</summary>

2
CUETools/CUETools.TestParity/CDRepairDecodeTest.cs
View File

@@ -203,7 +203,7 @@ namespace CUETools.TestParity
[TestMethod()]
public void CDRepairDecodeNegativeOffsetErrorsTest()
{
var generator2 = new TestImageGenerator("0 9801", seed, 32 * 588 - offset, errors);
var generator2 = new TestImageGenerator("0 999 9801", seed, 32 * 588 - offset, errors);
var decode = generator2.CreateCDRepairEncode(stride, npar, true, false);
int actualOffset;
bool hasErrors;