Searched refs:pixel_sum (Results 1 – 2 of 2) sorted by relevance
253 int32_t pixel_sum = 0; in DownsampleAveraged() local260 pixel_sum += *p++; in DownsampleAveraged()264 (*this)[y][x] = pixel_sum / pixels_per_block; in DownsampleAveraged()420 int32_t pixel_sum = original[orig_y][orig_x] * 4; in DownsampleSmoothed3x3() local423 pixel_sum += (original[orig_y][max_x] + in DownsampleSmoothed3x3()429 pixel_sum += (original[min_y][max_x] + in DownsampleSmoothed3x3()434 (*this)[y][x] = pixel_sum >> 4; // 16 in DownsampleSmoothed3x3()459 int32_t pixel_sum = 0; in DownsampleSmoothed5x5() local472 pixel_sum += *p++ * *w++; in DownsampleSmoothed5x5()478 (*this)[y][x] = pixel_sum >> 8; in DownsampleSmoothed5x5()
205 uint32_t pixel_sum = 0; in estimate_noise_variance() local223 pixel_sum = 0; in estimate_noise_variance()226 pixel_sum += hist_y[i]; in estimate_noise_variance()227 if (pixel_sum >= median_thresh) { in estimate_noise_variance()244 pixel_sum = 0; in estimate_noise_variance()247 pixel_sum += hist_u[i]; in estimate_noise_variance()248 if (pixel_sum >= median_thresh >> 1) { in estimate_noise_variance()256 pixel_sum = 0; in estimate_noise_variance()259 pixel_sum += hist_v[i]; in estimate_noise_variance()260 if (pixel_sum >= median_thresh >> 1) { in estimate_noise_variance()