}
#endif
+ // Keep track of how many (consecutive) times a block is coded
+ // as ZEROMV_LASTREF, for base layer frames.
+ // Reset to 0 if its coded as anything else.
+ if (cpi->current_layer == 0) {
+ if (xd->mode_info_context->mbmi.mode == ZEROMV &&
+ xd->mode_info_context->mbmi.ref_frame == LAST_FRAME) {
+ // Increment, check for wrap-around.
+ if (cpi->consec_zero_last[map_index+mb_col] < 255)
+ cpi->consec_zero_last[map_index+mb_col] += 1;
+ } else {
+ cpi->consec_zero_last[map_index+mb_col] = 0;
+ }
+ }
/* Special case code for cyclic refresh
* If cyclic update enabled then copy xd->mbmi.segment_id; (which