Example #1
0
        public FecDecode(int rxlimit, ReedSolomon codec, int mtu)
        {
            this.rxlimit      = rxlimit;
            this.dataShards   = codec.getDataShardCount();
            this.parityShards = codec.getParityShardCount();
            this.shardSize    = dataShards + parityShards;

            if (dataShards <= 0 || parityShards <= 0)
            {
                throw new Exception("dataShards and parityShards can not less than 0");
            }

            if (rxlimit < dataShards + parityShards)
            {
                throw new Exception("");
            }

            this.codec       = codec;
            this.decodeCache = new IByteBuffer[this.shardSize];
            this.flagCache   = new bool[this.shardSize];
            this.rx          = new List <FecPacket>(rxlimit);

            zeros = PooledByteBufferAllocator.Default.DirectBuffer(mtu);
            zeros.WriteBytes(new byte[mtu]);
        }
Example #2
0
 public FecEncode(int headerOffset, ReedSolomon codec, int mtu)
 {
     this.dataShards   = codec.getDataShardCount();
     this.parityShards = codec.getParityShardCount();
     this.shardSize    = this.dataShards + this.parityShards;
     //this.paws = (Integer.MAX_VALUE/shardSize - 1) * shardSize;
     this.paws          = 0xffffffffL / shardSize * shardSize;
     this.headerOffset  = headerOffset;
     this.payloadOffset = headerOffset + Fec.fecHeaderSize;
     this.codec         = codec;
     this.shardCache    = new IByteBuffer[shardSize];
     this.encodeCache   = new IByteBuffer[parityShards];
     zeros = PooledByteBufferAllocator.Default.DirectBuffer(mtu);
     zeros.WriteBytes(new byte[mtu]);
 }