Function main

examples/framework_example1/framework_example1.cpp:70–224

}

int main(int argc, char* argv[])
{
#ifdef _WIN32
    double start_time = timeStampsec();
#endif
    if (argc < 5)
    {
        std::printf("Example1 SourceFile DestFile Format Quality\n");
        std::printf("This example shows how to compress a single image by generating mipmap levels\n");
        std::printf("then compressing it using the compression format and quality settings\n");
        std::printf("Quality is in the range of 0.0 to 1.0\n");
        std::printf("When using DLL builds make sure the  CMP_Framework_xx_DLL.dll is in exe path\n");
        std::printf("Usage: Example1.exe ruby.dds ruby_bc7.dds BC7 0.05\n");
        std::printf("this will generate a mip mapped compressed ruby file in BC7 format\n");
        return 0;
    }

    const char* pszSourceFile = argv[1];
    const char* pszDestFile   = argv[2];
    CMP_FORMAT  destFormat    = CMP_ParseFormat(argv[3]);
    CMP_ERROR   cmp_status;
    CMP_FLOAT   fQuality;

    try
    {
        fQuality = std::stof(argv[4]);
        if (fQuality < 0.0f)
        {
            fQuality = 0.0f;
            std::printf("Warning: Quality setting is out of range using 0.0\n");
        }
        if (fQuality > 1.0f)
        {
            fQuality = 1.0f;
            std::printf("Warning: Quality setting is out of range using 1.0\n");
        }
    }
    catch (...)
    {
        std::printf("Error: Unable to process quality setting\n");
        return -1;
    }

    if (destFormat == CMP_FORMAT_Unknown)
    {
        std::printf("Error: Unsupported destination format\n");
        return 0;
    }

    //--------------------------
    // Init frameworks
    // plugin and IO interfaces
    //--------------------------
    CMP_InitFramework();

    //---------------
    // Load the image
    //---------------