Method read

tools/ktx/command_compare.cpp:1216–1227

    void compareImagesPerPixel(PrintDiff& diff, InputStreams& streams);

    void read(InputStream& stream, std::size_t offset, void* readDst, std::size_t readSize, std::string_view what) {
        stream->seekg(offset);
        if (stream->fail())
            fatal(rc::IO_FAILURE, "Failed to seek file to {} \"{}\": {}.", what, stream.str(), errnoMessage());

        stream->read(reinterpret_cast<char*>(readDst), readSize);
        if (stream->eof()) {
            fatal(rc::IO_FAILURE, "Unexpected end of file reading {} from file \"{}\".", what, stream.str());
        } else if (stream->fail()) {
            fatal(rc::IO_FAILURE, "Failed to read {} from file \"{}\": {}.", what, stream.str(), errnoMessage());
        }
    }

    template <typename T>
    std::vector<T> read(InputStreams& streams, std::size_t offset, std::string_view what) {