public UInt64 IsFormat(StreamReader.IReader fileReader, UInt64 offset, UInt64 length)
{
// Check for Mark ID (" KPV")
if (fileReader.Read_32bitsBE(offset) != 0x204B5056)
{
return(0);
}
uint channel_count = fileReader.Read_32bits(offset + 0x14);
uint sample_rate = fileReader.Read_32bits(offset + 0x10);
if (!VGM_Utils.CheckChannels(channel_count))
{
return(0);
}
if (!VGM_Utils.CheckSampleRate(sample_rate))
{
return(0);
}
uint fileLength = fileReader.Read_32bits(offset + 0x04);
uint interleave = fileReader.Read_32bits(offset + 0x0C) / channel_count;
int blockCount = (int)(fileLength / interleave);
if ((fileLength % interleave) != 0)
{
blockCount++;
}
fileLength = (uint)(blockCount * interleave * channel_count);
return(fileLength + fileReader.Read_32bits(offset + 0x08));
}
public UInt64 IsFormat(StreamReader.IReader fileReader, UInt64 offset, UInt64 length)
{
// Check for Mark ID ("AUS ")
if (fileReader.Read_32bitsBE(offset) != 0x41555320)
{
return(0);
}
uint channel_count = fileReader.Read_32bits(offset + 0x0C);
uint sample_rate = fileReader.Read_32bits(offset + 0x10);
if (!VGM_Utils.CheckChannels(channel_count))
{
return(0);
}
if (!VGM_Utils.CheckSampleRate(sample_rate))
{
return(0);
}
uint fileLength = (fileReader.Read_32bits(offset + 0x08) * 28 / 16) * channel_count;
return(fileLength + 0x28);
}
public UInt64 IsFormat(StreamReader.IReader fileReader, UInt64 offset, UInt64 length)
{
// Check for Mark ID (" KPV")
if (fileReader.Read_32bitsBE(offset) != 0x58564147)
{
return(0);
}
uint channel_count = fileReader.Read_32bitsBE(offset + 0x28);
uint sample_rate = fileReader.Read_32bitsBE(offset + 0x3C);
if (!VGM_Utils.CheckChannels(channel_count))
{
return(0);
}
if (!VGM_Utils.CheckSampleRate(sample_rate))
{
return(0);
}
uint fileLength = fileReader.Read_32bitsBE(offset + 0x04) + fileReader.Read_32bitsBE(offset + 0x40);
return(fileLength);
}
public UInt64 IsFormat(StreamReader.IReader fileReader, UInt64 offset, UInt64 length)
{
// Check for Mark ID ("RIFF")
if (fileReader.Read_32bitsBE(offset) != 0x52494646)
{
return(0);
}
// Check for Mark ID ("WAVE" + "fmt ")
if ((fileReader.Read_32bitsBE(offset + 0x08) == 0x57415645) && (fileReader.Read_32bitsBE(offset + 0x0C) == 0x666D7420))
{
if (fileReader.Read_16bits(offset + 0x14) == 0xFFFE)
{
if ((fileReader.Read_32bitsBE(offset + 0x2C) == 0xBFAA23E9) &&
(fileReader.Read_32bitsBE(offset + 0x30) == 0x58CB7144) &&
(fileReader.Read_32bitsBE(offset + 0x34) == 0xA119FFFA))
{
if (VGM_Utils.CheckSampleRate(fileReader.Read_16bits(offset + 0x18)))
{
length = fileReader.Read_32bits(offset + 0x04) + 0x8;
return(length);
}
}
}
}
return(0);
}
public UInt64 IsFormat(StreamReader.IReader fileReader, UInt64 offset, UInt64 length)
{
// Check for Mark ID ("RIFX")
if (fileReader.Read_32bitsBE(offset) != 0x52494658)
{
return(0);
}
// Check for Mark ID ("WAVE" + "fmt ")
if ((fileReader.Read_32bitsBE(offset + 0x08) == 0x57415645) && (fileReader.Read_32bitsBE(offset + 0x0C) == 0x666D7420))
{
for (UInt64 i = 0; i < 0x100; i += 4)
{
if ((fileReader.Read_32bitsBE(offset + i) == 0x766F7262) ||
(fileReader.Read_32bitsBE(offset + i) == 0x63756520) ||
(fileReader.Read_32bitsBE(offset + i) == 0x4A554E4B))
{
if (VGM_Utils.CheckSampleRate(fileReader.Read_32bitsBE(offset + 0x18)))
{
length = fileReader.Read_32bitsBE(offset + 0x04) + 0x8;
return(length);
}
}
}
}
return(0);
}
public UInt64 IsFormat(StreamReader.IReader fileReader, UInt64 offset, UInt64 length)
{
// Check for Mark ID ("SShd")
if (fileReader.Read_32bitsBE(offset) != 0x53536864)
{
return(0);
}
// Check for Mark ID ("SSbd")
if (fileReader.Read_32bitsBE(offset + 0x20) != 0x53536264)
{
return(0);
}
uint channel_count = fileReader.Read_32bits(offset + 0x10);
uint sample_rate = fileReader.Read_32bits(offset + 0x0c);
if (!VGM_Utils.CheckChannels(channel_count))
{
return(0);
}
if (!VGM_Utils.CheckSampleRate(sample_rate))
{
return(0);
}
uint fileLength = fileReader.Read_32bits(offset + 0x024);
return(fileLength + 0x28);
}
public UInt64 IsFormat(StreamReader.IReader fileReader, UInt64 offset, UInt64 length)
{
if (fileReader.Read_32bitsBE(offset + 0) != 0x5253544D) /* "RSTM" */
{
return(0);
}
if ((fileReader.Read_32bitsBE(offset + 0x04) != 0xFEFF0100) && (fileReader.Read_32bitsBE(offset + 0x04) != 0xFEFF0001))
{
return(0);
}
/* get head offset, check */
UInt64 head_offset = fileReader.Read_16bitsBE(offset + 0x0C);
if (head_offset == 0x10)
{
m_Description = "Nintendo RSTM Header v1";
}
else
{
m_Description = "Nintendo RSTM Header v2";
}
UInt64 rl_head_offset = head_offset + offset;
if (fileReader.Read_32bitsBE(head_offset + offset) != 0x48454144) /* "HEAD" */
{
return(0);
}
/* check type details */
byte codec_number = fileReader.Read_8Bits((head_offset == 0x10) ? rl_head_offset + 0x8 : rl_head_offset + 0x20);
bool loop_flag = (fileReader.Read_8Bits((head_offset == 0x10) ? rl_head_offset + 0x19 : rl_head_offset + 0x21) != 0);
uint channel_count = fileReader.Read_8Bits((head_offset == 0x10) ? rl_head_offset + 0xa : rl_head_offset + 0x22);
uint sample_rate = fileReader.Read_16bitsBE((head_offset == 0x10) ? rl_head_offset + 0xc : rl_head_offset + 0x24);
if (!VGM_Utils.CheckChannels(channel_count))
{
return(0);
}
if (!VGM_Utils.CheckSampleRate(sample_rate))
{
return(0);
}
if (codec_number > 2)
{
return(0);
}
return(fileReader.Read_32bitsBE(offset + 0x08));
}
public UInt64 IsFormat(StreamReader.IReader fileReader, UInt64 offset, UInt64 length)
{
// Check for Mark ID ("Svag")
if (fileReader.Read_32bitsBE(offset) != 0x53766167)
{
return(0);
}
// Check for Sample Rate
if (!VGM_Utils.CheckSampleRate(fileReader.Read_32bits(offset + 0x08)))
{
return(0);
}
// Check Channels count
if (!VGM_Utils.CheckChannels(fileReader.Read_32bits(offset + 0x0C)))
{
return(0);
}
// Values from 0 -> 0x1C are duplicated at offset 0x400
for (UInt64 i = 0; i < 0x1C / 4; i++)
{
if (fileReader.Read_32bits(offset + i) != fileReader.Read_32bits(offset + 0x400 + i))
{
return(0);
}
}
// Try to find file Length
UInt64 startOffset = 0x800;
UInt64 fileLength = fileReader.Read_32bits(offset + 0x04);
//if (!VGM_Utils.IsPS2ADPCM(fileReader, startOffset + offset, startOffset + offset + fileLength))
// return 0;
if (fileReader.Read_32bits(offset + 0x30) == 0x45434B2E)
{
m_Description = "Konami SVAG (KCE-Tokyo)";
}
else
{
m_Description = "Konami SVAG (KONAMITYO)";
}
return(fileLength + startOffset);
}
public UInt64 IsFormat(StreamReader.IReader fileReader, UInt64 offset, UInt64 length)
{
// Check for Mark ID ("NPSF")
if (fileReader.Read_32bitsBE(offset) != 0x4E505346)
{
return(0);
}
uint channel_count = fileReader.Read_32bits(offset + 0x0C);
uint sample_rate = fileReader.Read_32bits(offset + 0x18);
if (!VGM_Utils.CheckChannels(channel_count))
{
return(0);
}
if (!VGM_Utils.CheckSampleRate(sample_rate))
{
return(0);
}
if (fileReader.Read_32bits(offset + 0x10) != 0x800)
{
return(0);
}
uint fileLength = fileReader.Read_32bits(offset + 0x08);
m_Filename = fileReader.Read_String(offset + 0x34, 0x20);
if (channel_count == 1)
{
return(fileLength + 0x800);
}
else
{
uint blockCount = fileLength / 0x800;
if ((fileLength % 0x800) != 0)
{
blockCount++;
}
fileLength = (blockCount * channel_count * 0x800) + 0x800;
}
return(fileLength);
}
public UInt64 IsFormat(StreamReader.IReader fileReader, UInt64 offset, UInt64 length)
{
// Check for Mark ID ("VAGx") where x can be "p","i","s"
if ((fileReader.Read_32bitsBE(offset) & 0xFFFFFF00) != 0x56414700)
{
return(0);
}
uint vagLength = fileReader.Read_32bitsBE(offset + 0x0C) + 0x30;
if (fileReader.Read_32bitsBE(offset + 0x24) == 0x56414778)
{
uint k = 0;
do
{
k += 0x10;
vagLength += 0x10;
}while (fileReader.Read_16bitsBE(offset + fileReader.Read_32bitsBE(offset + 0x0C) + k) != 0x0007);
}
if ((length != (UInt64)(0xFFFFFFFFF)) && (vagLength != length))
{
return(0);
}
// Check for Sample Rate
if (!VGM_Utils.CheckSampleRate(fileReader.Read_32bitsBE(offset + 0x10)))
{
return(0);
}
if (!VGM_Utils.IsPS2ADPCM(fileReader, offset + 0x30, offset + vagLength))
{
return(0);
}
// Filename is stored at offset +0x20
m_Filename = fileReader.Read_String(offset + 0x20, 0x10);
return(vagLength + 0x30);
}