Cross Reference: /external/webp/src/enc/analysis.c

Lines Matching refs:it
236 static int MBAnalyzeBestIntra16Mode(VP8EncIterator* const it) {
242   VP8MakeLuma16Preds(it);
247     VP8CollectHistogram(it->yuv_in_ + Y_OFF,
248                         it->yuv_p_ + VP8I16ModeOffsets[mode],
256   VP8SetIntra16Mode(it, best_mode);
260 static int MBAnalyzeBestIntra4Mode(VP8EncIterator* const it,
268   VP8IteratorStartI4(it);
273     const uint8_t* const src = it->yuv_in_ + Y_OFF + VP8Scan[it->i4_];
275     VP8MakeIntra4Preds(it);
280       VP8CollectHistogram(src, it->yuv_p_ + VP8I4ModeOffsets[mode],
285         modes[it->i4_] = mode;
292   } while (VP8IteratorRotateI4(it, it->yuv_in_ + Y_OFF));
296     VP8SetIntra4Mode(it, modes);
302 static int MBAnalyzeBestUVMode(VP8EncIterator* const it) {
308   VP8MakeChroma8Preds(it);
312     VP8CollectHistogram(it->yuv_in_ + U_OFF,
313                         it->yuv_p_ + VP8UVModeOffsets[mode],
321   VP8SetIntraUVMode(it, best_mode);
325 static void MBAnalyze(VP8EncIterator* const it,
328   const VP8Encoder* const enc = it->enc_;
331   VP8SetIntra16Mode(it, 0);  // default: Intra16, DC_PRED
332   VP8SetSkip(it, 0);         // not skipped
333   VP8SetSegment(it, 0);      // default segment, spec-wise.
335   best_alpha = MBAnalyzeBestIntra16Mode(it);
341     best_alpha = MBAnalyzeBestIntra4Mode(it, best_alpha);
343   best_uv_alpha = MBAnalyzeBestUVMode(it);
349   it->mb_->alpha_ = best_alpha;   // for later remapping.
393   VP8EncIterator it;
398 static int DoSegmentsJob(SegmentJob* const job, VP8EncIterator* const it) {
400   if (!VP8IteratorIsDone(it)) {
405       VP8IteratorImport(it, scratch);
406       MBAnalyze(it, job->alphas, &job->alpha, &job->uv_alpha);
407       ok = VP8IteratorProgress(it, job->delta_progress);
408     } while (ok && VP8IteratorNext(it));
425   job->worker.data2 = &job->it;
427   VP8IteratorInit(enc, &job->it);
428   VP8IteratorSetRow(&job->it, start_row);
429   VP8IteratorSetCountDown(&job->it, (end_row - start_row) * enc->mb_w_);
451     const int kMinSplitRow = 2;  // minimal rows needed for mt to be worth it
466       // WebPWorkerExecute() on it