37   int x_offset_, y_offset_, width_, height_;  member
211     ClearRectangle(picture, rect->x_offset_, rect->y_offset_,  in WebPUtilClearPic()
427   assert(rect->y_offset_ + rect->height_ <= dst->height);  in MinimizeChangeRectangle()
432         &src->argb[rect->y_offset_ * src->argb_stride + i];  in MinimizeChangeRectangle()
434         &dst->argb[rect->y_offset_ * dst->argb_stride + i];  in MinimizeChangeRectangle()
448         &src->argb[rect->y_offset_ * src->argb_stride + i];  in MinimizeChangeRectangle()
450         &dst->argb[rect->y_offset_ * dst->argb_stride + i];  in MinimizeChangeRectangle()
461   for (j = rect->y_offset_; j < rect->y_offset_ + rect->height_; ++j) {  in MinimizeChangeRectangle()
469       ++rect->y_offset_;  in MinimizeChangeRectangle()
477   for (j = rect->y_offset_ + rect->height_ - 1; j >= rect->y_offset_; --j) {  in MinimizeChangeRectangle()
494     rect->y_offset_ = 0;  in MinimizeChangeRectangle()
503   rect->height_ += (rect->y_offset_ & 1);  in SnapToEvenOffsets()
505   rect->y_offset_ &= ~1;  in SnapToEvenOffsets()
557       assert(rect->y_offset_ == 0);  in GetSubRect()
562   return WebPPictureView(curr_canvas, rect->x_offset_, rect->y_offset_,  in GetSubRect()
574   params->rect_ll_.y_offset_ = 0;  in GetSubRects()
609   rect.y_offset_ = top;  in WebPAnimEncoderRefineRect()
611   rect.height_ = clip(bottom - top, 0, curr_canvas->height - rect.y_offset_);  in WebPAnimEncoderRefineRect()
616   *y_offset = rect.y_offset_;  in WebPAnimEncoderRefineRect()
641   assert(rect->y_offset_ + rect->height_ <= dst->height);  in IsLosslessBlendingPossible()
642   for (j = rect->y_offset_; j < rect->y_offset_ + rect->height_; ++j) {  in IsLosslessBlendingPossible()
665   assert(rect->y_offset_ + rect->height_ <= dst->height);  in IsLossyBlendingPossible()
666   for (j = rect->y_offset_; j < rect->y_offset_ + rect->height_; ++j) {  in IsLossyBlendingPossible()
692   for (j = rect->y_offset_; j < rect->y_offset_ + rect->height_; ++j) {  in IncreaseTransparency()
718   const int y_start = (rect->y_offset_ + block_size) & ~(block_size - 1);  in FlattenSimilarBlocks()
719   const int y_end = (rect->y_offset_ + rect->height_) & ~(block_size - 1);  in FlattenSimilarBlocks()
800   candidate->info_.y_offset = rect->y_offset_;  in EncodeCandidate()