Function main

examples/framework_example5/framework_example5.cpp:37–187

#include "compressonator.h"

int main(int argc, char** argv)
{
    //-------------------------------------
    // Initialize example external texture data
    //-------------------------------------

    const int inputWidth        = 256;
    const int inputHeight       = 256;
    const int inputPixelCount   = inputWidth * inputHeight;
    const int inputChannelCount = 4;

    int8_t* inputData = (int8_t*)calloc(1, inputPixelCount * inputChannelCount);

    for (int i = 0; i < inputPixelCount; ++i)
    {
        inputData[i * inputChannelCount + 0] = 0xFF;
        inputData[i * inputChannelCount + 1] = 0xFF;
        inputData[i * inputChannelCount + 2] = 0x00;
        inputData[i * inputChannelCount + 3] = 0xFF;
    }

    //--------------------------
    // Init framework plugin and IO interfaces
    //--------------------------

    CMP_InitFramework();

    //=====================================================================================================
    // You can optionally use a 4th argv to set a destFormat other then the example BC7
    // just add additional encoder dll's in the example binary path.
    // example: to use BC1 add CMP_BC1_MD.dll.
    // You can edit CopyFiles.bat to add additional libs to the correct build folders of this application.
    //
    // CMP_FORMAT      destFormat    = CMP_ParseFormat(argv[4]);
    //======================================================================================================
    CMP_FORMAT destFormat = CMP_FORMAT_BC7;

    //---------------
    // Create the MipSet to hold the input data
    //---------------
    CMP_MipSet inputTexture = {};
    if (CMP_CreateMipSet(&inputTexture, inputWidth, inputHeight, 1, CF_8bit, TT_2D) != CMP_OK)
    {
        std::printf("Error: Failed to create mipset\n");
        return -1;
    }

    //----------------------------------
    // Copy external data into the created MipSet
    //----------------------------------
    CMP_MipLevel* baseLevel = 0;
    CMP_GetMipLevel(&baseLevel, &inputTexture, 0, 0);

    if (baseLevel == 0)
    {
        printf("Error: MipSet data allocation failed.\n");
        return -1;
    }