What is the most efficient way to convert an array of unsigned short numbers (16 bits per value) into an array of unsigned ints numbers (32 bits per value)?
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What is the most efficient way to convert an array of unsigned short numbers (16 bits per value) into an array of unsigned ints numbers (32 bits per value)?
Copy it.
std::copyinternally choses the best copying mechanism for given input types. In this case, however, there’s probably no better way than copying the elements individually in a loop.