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Implement standard CD subchannel packets.

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Natalia Portillo
2014-08-25 19:13:25 +01:00
parent 168b22f869
commit 5089719204
1 changed files with 29 additions and 0 deletions
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29
DiscImageChef/Checksums/CDChecksums.cs
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@@ -340,6 +340,10 @@ namespace DiscImageChef.Checksums
byte[] CDTextPack2 = new byte[18];
byte[] CDTextPack3 = new byte[18];
byte[] CDTextPack4 = new byte[18];
byte[] CDSubRWPack1 = new byte[24];
byte[] CDSubRWPack2 = new byte[24];
byte[] CDSubRWPack3 = new byte[24];
byte[] CDSubRWPack4 = new byte[24];
int i = 0;
for (int j = 0; j < 12; j++)
@@ -351,6 +355,13 @@ namespace DiscImageChef.Checksums
CDTextPack3[j] = 0;
CDTextPack4[j] = 0;
}
for (int j = 0; j < 24; j++)
{
CDSubRWPack1[j] = 0;
CDSubRWPack2[j] = 0;
CDSubRWPack3[j] = 0;
CDSubRWPack4[j] = 0;
}
for (int j = 0; j < 12; j++)
{
@@ -426,6 +437,24 @@ namespace DiscImageChef.Checksums
CDTextPack4[j] = (byte)(CDTextPack4[j] | (subchannel[i++] & 0x3F));
}
i = 0;
for (int j = 0; j < 24; j++)
{
CDSubRWPack1[j] = (byte)(subchannel[i++] & 0x3F);
}
for (int j = 0; j < 24; j++)
{
CDSubRWPack2[j] = (byte)(subchannel[i++] & 0x3F);
}
for (int j = 0; j < 24; j++)
{
CDSubRWPack3[j] = (byte)(subchannel[i++] & 0x3F);
}
for (int j = 0; j < 24; j++)
{
CDSubRWPack4[j] = (byte)(subchannel[i++] & 0x3F);
}
BigEndianBitConverter.IsLittleEndian = true;
UInt16 QSubChannelCRC = BigEndianBitConverter.ToUInt16(QSubChannel, 10);