(Unicode C++) Decompress Bytes

Demonstrates how to decompress binary data.

Chilkat C/C++ Library Downloads
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#include <CkFileAccessW.h>
#include <CkByteData.h>
#include <CkCompressionW.h>

void ChilkatSample(void)
    {
    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    // See this example to compress bytes: Compress Bytes

    CkFileAccessW fac;

    CkByteData compressedBytes;
    success = fac.ReadEntireFile(L"qa_data/compressed/compressedBmp.dat",compressedBytes);
    if (fac.get_LastMethodSuccess() != true) {
        wprintf(L"%s\n",fac.lastErrorText());
        return;
    }

    CkCompressionW compress;
    compress.put_Algorithm(L"deflate");

    CkByteData decompressedBytes;
    success = compress.DecompressBytes(compressedBytes,decompressedBytes);
    if (compress.get_LastMethodSuccess() != true) {
        wprintf(L"%s\n",compress.lastErrorText());
        return;
    }

    bool success = fac.WriteEntireFile(L"qa_output/decompressed.bmp",decompressedBytes);
    if (fac.get_LastMethodSuccess() != true) {
        wprintf(L"%s\n",fac.lastErrorText());
        return;
    }
    }