Function Log2Ceiling

tensorflow/lite/kernels/internal/spectrogram.cc:61–67

}

inline int Log2Ceiling(uint32_t n) {
  int floor = Log2Floor(n);
  if (n == (n & ~(n - 1)))  // zero or a power of two
    return floor;
  else
    return floor + 1;
}

inline uint32_t NextPowerOfTwo(uint32_t value) {
  int exponent = Log2Ceiling(value);