93     const int alpha = 255 * (centers[n] - mid) / (max - min);  in SetSegmentAlphas()  local
95     enc->dqm_[n].alpha_ = clip(alpha, -127, 127);  in SetSegmentAlphas()
107 #define IS_BETTER_ALPHA(alpha, best_alpha) ((alpha) > (best_alpha))  argument
109 static int FinalAlphaValue(int alpha) {  in FinalAlphaValue()  argument
110   alpha = MAX_ALPHA - alpha;  in FinalAlphaValue()
111   return clip(alpha, 0, MAX_ALPHA);  in FinalAlphaValue()
117   int alpha;  in GetAlpha()  local
128   alpha = (max_value > 1) ? ALPHA_SCALE * last_non_zero / max_value : 0;  in GetAlpha()
129   return alpha;  in GetAlpha()
208     const int alpha = mb->alpha_;  in AssignSegments()  local
209     mb->segment_ = map[alpha];  in AssignSegments()
210     mb->alpha_ = centers[map[alpha]];  // for the record.  in AssignSegments()
245     int alpha;  in MBAnalyzeBestIntra16Mode()  local
250     alpha = GetAlpha(&histo);  in MBAnalyzeBestIntra16Mode()
251     if (IS_BETTER_ALPHA(alpha, best_alpha)) {  in MBAnalyzeBestIntra16Mode()
252       best_alpha = alpha;  in MBAnalyzeBestIntra16Mode()
279       int alpha;  in MBAnalyzeBestIntra4Mode()  local
284       alpha = GetAlpha(&histos[cur_histo]);  in MBAnalyzeBestIntra4Mode()
285       if (IS_BETTER_ALPHA(alpha, best_mode_alpha)) {  in MBAnalyzeBestIntra4Mode()
286         best_mode_alpha = alpha;  in MBAnalyzeBestIntra4Mode()
314     int alpha;  in MBAnalyzeBestUVMode()  local
318     alpha = GetAlpha(&histo);  in MBAnalyzeBestUVMode()
319     if (IS_BETTER_ALPHA(alpha, best_alpha)) {  in MBAnalyzeBestUVMode()
320       best_alpha = alpha;  in MBAnalyzeBestUVMode()
330                       int* const alpha, int* const uv_alpha) {  in MBAnalyze()  argument
355   *alpha += best_alpha;   // mixed susceptibility (not just luma)  in MBAnalyze()