public static unsafe byte[] Compress(byte *source, int sourceLength, LZ4CompressionLevel level = LZ4CompressionLevel.Level0)
{
if (sourceLength <= 0)
{
return(Array.Empty <byte>());
}
int targetLength = sourceLength - 1;
byte *target = (byte *)LZ4MemoryHelper.Alloc(sourceLength);
try
{
int encodedLength = Encode(source, sourceLength, target, targetLength, level);
return(encodedLength <= 0
? PickleV0(source, sourceLength, sourceLength)
: PickleV0(target, encodedLength, sourceLength));
}
finally
{
LZ4MemoryHelper.Free(target);
}
}
private static CCtxT *AllocCtx()
{
return((CCtxT *)LZ4MemoryHelper.Alloc(sizeof(CCtxT)));
}
