1 /****************************************************************************** 2 * Copyright (c) 2014, Howard Butler (howard@hobu.co) 3 * 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following 8 * conditions are met: 9 * 10 * * Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * * Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in 14 * the documentation and/or other materials provided 15 * with the distribution. 16 * * Neither the name of Hobu, Inc. or Flaxen Geo Consulting nor the 17 * names of its contributors may be used to endorse or promote 18 * products derived from this software without specific prior 19 * written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 24 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 25 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 27 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 28 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 29 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 31 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 32 * OF SUCH DAMAGE. 33 ****************************************************************************/ 34 #pragma once 35 36 #include "Compression.hpp" 37 38 namespace pdal 39 { 40 41 class DeflateDecompressorImpl; 42 43 // We only support decompression for now. 44 // The implementation is in DeflateCompression.cpp. 45 class GzipDecompressor : public Decompressor 46 { 47 public: 48 PDAL_DLL GzipDecompressor(BlockCb cb); 49 PDAL_DLL ~GzipDecompressor(); 50 51 PDAL_DLL void decompress(const char *buf, size_t bufsize); 52 PDAL_DLL void done(); 53 54 private: 55 // Gzip uses deflate. 56 std::unique_ptr<DeflateDecompressorImpl> m_impl; 57 }; 58 59 } // namespace pdal 60