public TwinkleBeatmaniaSoundDefinition Decode(ReadOnlySpan <byte> data)
{
if (data.Length < 0x12)
{
return(null);
}
var invalid = true;
for (var i = 1; i < 0x12; i++)
{
if (data[i] != data[0])
{
invalid = false;
break;
}
}
if (invalid)
{
return(null);
}
return(new TwinkleBeatmaniaSoundDefinition
{
Channel = data[0x00],
Flags01 = data[0x01],
Frequency = Bitter.ToInt16S(data, 0x02) & 0xFFFF,
Volume = data[0x04],
Panning = data[0x05],
SampleStart = Bitter.ToInt24S(data, 0x06) & 0xFFFFFF,
SampleEnd = Bitter.ToInt24S(data, 0x09) & 0xFFFFFF,
Value0C = Bitter.ToInt16S(data, 0x0C) & 0xFFFF,
Flags0E = data[0x0E],
Flags0F = data[0x0F],
SizeInBlocks = Bitter.ToInt16S(data, 0x10) & 0xFFFF
});
}