30 static void SmoothSegmentMap(VP8Encoder* const enc) {  in SmoothSegmentMap()  argument
32   const int w = enc->mb_w_;  in SmoothSegmentMap()
33   const int h = enc->mb_h_;  in SmoothSegmentMap()
42       const VP8MBInfo* const mb = &enc->mb_info_[x + w * y];  in SmoothSegmentMap()
63       VP8MBInfo* const mb = &enc->mb_info_[x + w * y];  in SmoothSegmentMap()
77 static void SetSegmentAlphas(VP8Encoder* const enc,  in SetSegmentAlphas()  argument
80   const int nb = enc->segment_hdr_.num_segments_;  in SetSegmentAlphas()
95     enc->dqm_[n].alpha_ = clip(alpha, -127, 127);  in SetSegmentAlphas()
96     enc->dqm_[n].beta_ = clip(beta, 0, 255);  in SetSegmentAlphas()
143 static void AssignSegments(VP8Encoder* const enc,  in AssignSegments()  argument
145   const int nb = enc->segment_hdr_.num_segments_;  in AssignSegments()
206   for (n = 0; n < enc->mb_w_ * enc->mb_h_; ++n) {  in AssignSegments()
207     VP8MBInfo* const mb = &enc->mb_info_[n];  in AssignSegments()
214     const int smooth = (enc->config_->preprocessing & 1);  in AssignSegments()
215     if (smooth) SmoothSegmentMap(enc);  in AssignSegments()
218   SetSegmentAlphas(enc, centers, weighted_average);  // pick some alphas.  in AssignSegments()
331   const VP8Encoder* const enc = it->enc_;  in MBAnalyze()  local
339   if (enc->method_ >= 5) {  in MBAnalyze()
377 static void ResetAllMBInfo(VP8Encoder* const enc) {  in ResetAllMBInfo()  argument
379   for (n = 0; n < enc->mb_w_ * enc->mb_h_; ++n) {  in ResetAllMBInfo()
380     DefaultMBInfo(&enc->mb_info_[n]);  in ResetAllMBInfo()
383   enc->dqm_[0].alpha_ = 0;  in ResetAllMBInfo()
384   enc->dqm_[0].beta_ = 0;  in ResetAllMBInfo()
386   WebPReportProgress(enc->pic_, enc->percent_ + 20, &enc->percent_);  in ResetAllMBInfo()
389 int VP8EncAnalyze(VP8Encoder* const enc) {  in VP8EncAnalyze()  argument
392       enc->config_->emulate_jpeg_size ||   // We need the complexity evaluation.  in VP8EncAnalyze()
393       (enc->segment_hdr_.num_segments_ > 1) ||  in VP8EncAnalyze()
394       (enc->method_ == 0);  // for method 0, we need preds_[] to be filled.  in VP8EncAnalyze()
395   enc->alpha_ = 0;  in VP8EncAnalyze()
396   enc->uv_alpha_ = 0;  in VP8EncAnalyze()
401     VP8IteratorInit(enc, &it);  in VP8EncAnalyze()
404       MBAnalyze(&it, alphas, &enc->alpha_, &enc->uv_alpha_);  in VP8EncAnalyze()
408     enc->alpha_ /= enc->mb_w_ * enc->mb_h_;  in VP8EncAnalyze()
409     enc->uv_alpha_ /= enc->mb_w_ * enc->mb_h_;  in VP8EncAnalyze()
410     if (ok) AssignSegments(enc, alphas);  in VP8EncAnalyze()
412     ResetAllMBInfo(enc);  in VP8EncAnalyze()