public static LZ4Stream CreateCompressor(Stream innerStream, LZ4StreamMode streamMode, LZ4FrameBlockMode blockMode = LZ4FrameBlockMode.Linked, LZ4FrameBlockSize blockSize = LZ4FrameBlockSize.Max64KB, LZ4FrameChecksumMode checksumMode = LZ4FrameChecksumMode.Content, long?maxFrameSize = null, bool leaveInnerStreamOpen = false)
{
var s = LZ4Loader.CreateCompressor()(innerStream, streamMode, blockMode, blockSize, checksumMode, maxFrameSize, leaveInnerStreamOpen);
var r = new LZ4Stream();
r._innerStream = s;
return(r);
}
public static byte[] Compress(byte[] input, int inputOffset, int inputLength, LZ4FrameBlockMode blockMode = LZ4FrameBlockMode.Linked, LZ4FrameBlockSize blockSize = LZ4FrameBlockSize.Max1MB, LZ4FrameChecksumMode checksumMode = LZ4FrameChecksumMode.Content, long?maxFrameSize = null, bool highCompression = false)
{
if (input == null)
{
throw new ArgumentNullException("input");
}
else if (inputOffset < 0)
{
throw new ArgumentOutOfRangeException("inputOffset");
}
else if (inputLength <= 0)
{
throw new ArgumentOutOfRangeException("inputLength");
}
else if (inputOffset + inputLength > input.Length)
{
throw new ArgumentOutOfRangeException("inputOffset+inputLength");
}
using (var ms = new MemoryStream()) {
using (var lz4 = LZ4Stream.CreateCompressor(ms, LZ4StreamMode.Write, blockMode, blockSize, checksumMode, maxFrameSize, highCompression, true)) {
lz4.Write(input, inputOffset, inputLength);
}
return(ms.ToArray());
}
}
public static byte[] Compress(byte[] input, int inputOffset, int inputLength, LZ4FrameBlockMode blockMode = LZ4FrameBlockMode.Linked, LZ4FrameBlockSize blockSize = LZ4FrameBlockSize.Max64KB, LZ4FrameChecksumMode checksumMode = LZ4FrameChecksumMode.Content, long?maxFrameSize = null)
{
return(LZ4Loader.Compress4()(input, inputOffset, inputLength, blockMode, blockSize, checksumMode, maxFrameSize));
}
public static byte[] Compress(byte[] input, LZ4FrameBlockMode blockMode = LZ4FrameBlockMode.Linked, LZ4FrameBlockSize blockSize = LZ4FrameBlockSize.Max1MB, LZ4FrameChecksumMode checksumMode = LZ4FrameChecksumMode.Content, long?maxFrameSize = null, bool highCompression = false)
{
if (input == null)
{
throw new ArgumentNullException("input");
}
return(Compress(input, 0, input.Length, blockMode, blockSize, checksumMode, maxFrameSize, highCompression));
}
//public static class Custom {
// public static byte[] Compress(byte[] input) {
// return LZ4Loader.Compress1()(input);
// }
// public static byte[] Compress(byte[] input, int inputOffset, int inputLength, int passes) {
// return LZ4Loader.Compress2()(input, inputOffset, inputLength, passes);
// }
// public static byte[] Decompress(byte[] input) {
// return LZ4Loader.Decompress1()(input);
// }
// public static byte[] Decompress(byte[] input, int inputOffset, int inputLength) {
// return LZ4Loader.Decompress2()(input, inputOffset, inputLength);
// }
//}
//public static class Frame {
public static byte[] Compress(byte[] input, LZ4FrameBlockMode blockMode = LZ4FrameBlockMode.Linked, LZ4FrameBlockSize blockSize = LZ4FrameBlockSize.Max1MB, LZ4FrameChecksumMode checksumMode = LZ4FrameChecksumMode.Content, long?maxFrameSize = null, bool highCompression = false)
{
return(LZ4Loader.Compress3()(input, blockMode, blockSize, checksumMode, maxFrameSize, highCompression));
}