Lines Matching refs:y_start
568 static int SetCropWindow(VP8Io* const io, int y_start, int y_end,
570 assert(y_start < y_end);
575 if (y_start < io->crop_top) {
576 const int delta = io->crop_top - y_start;
577 y_start = io->crop_top;
580 if (y_start >= y_end) return 0; // Crop window is empty.
584 io->mb_y = y_start - io->crop_top;
586 io->mb_h = y_end - y_start;