shithub: libvpx

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Merge "vp9: Non-rd pickmode:  Avoid computation duplication."

--- a/vp9/encoder/vp9_pickmode.c

+++ b/vp9/encoder/vp9_pickmode.c

@@ -616,7 +616,7 @@

 static void block_yrd(VP9_COMP *cpi, MACROBLOCK *x, RD_COST *this_rdc,

                       int *skippable, int64_t *sse, BLOCK_SIZE bsize,

-                      TX_SIZE tx_size) {

+                      TX_SIZE tx_size, int rd_computed) {

   MACROBLOCKD *xd = &x->e_mbd;

   const struct macroblockd_plane *pd = &xd->plane[0];

   struct macroblock_plane *const p = &x->plane[0];

@@ -643,8 +643,9 @@

        bsize < BLOCK_32X32)) {

     unsigned int var_y, sse_y;

     (void)tx_size;

-    model_rd_for_sb_y(cpi, bsize, x, xd, &this_rdc->rate, &this_rdc->dist,

-                      &var_y, &sse_y);

+    if (!rd_computed)

+      model_rd_for_sb_y(cpi, bsize, x, xd, &this_rdc->rate, &this_rdc->dist,

+                        &var_y, &sse_y);

     *sse = INT_MAX;

     *skippable = 0;

     return;

@@ -655,8 +656,9 @@

       bsize < BLOCK_32X32) {

     unsigned int var_y, sse_y;

     (void)tx_size;

-    model_rd_for_sb_y(cpi, bsize, x, xd, &this_rdc->rate, &this_rdc->dist,

-                      &var_y, &sse_y);

+    if (!rd_computed)

+      model_rd_for_sb_y(cpi, bsize, x, xd, &this_rdc->rate, &this_rdc->dist,

+                        &var_y, &sse_y);

     *sse = INT_MAX;

     *skippable = 0;

     return;

@@ -978,7 +980,7 @@

     int64_t this_sse = INT64_MAX;

     // TODO(jingning): This needs further refactoring.

     block_yrd(cpi, x, &this_rdc, &args->skippable, &this_sse, bsize_tx,

-              VPXMIN(tx_size, TX_16X16));

+              VPXMIN(tx_size, TX_16X16), 0);

   } else {

     unsigned int var = 0;

     unsigned int sse = 0;

@@ -1608,6 +1610,8 @@

     int64_t this_sse;

     int is_skippable;

     int this_early_term = 0;

+    int rd_computed = 0;

+

     PREDICTION_MODE this_mode = ref_mode_set[idx].pred_mode;

     ref_frame = ref_mode_set[idx].ref_frame;

@@ -1835,6 +1839,7 @@

         (((mi->mv[0].as_mv.row | mi->mv[0].as_mv.col) & 0x07) != 0)) {

       int pf_rate[3];

       int64_t pf_dist[3];

+      int curr_rate[3];

       unsigned int pf_var[3];

       unsigned int pf_sse[3];

       TX_SIZE pf_tx_size[3];

@@ -1841,6 +1846,7 @@

       int64_t best_cost = INT64_MAX;

       INTERP_FILTER best_filter = SWITCHABLE, filter;

       PRED_BUFFER *current_pred = this_mode_pred;

+      rd_computed = 1;

       for (filter = EIGHTTAP; filter <= EIGHTTAP_SMOOTH; ++filter) {

         int64_t cost;

@@ -1848,6 +1854,7 @@

         vp9_build_inter_predictors_sby(xd, mi_row, mi_col, bsize);

         model_rd_for_sb_y(cpi, bsize, x, xd, &pf_rate[filter], &pf_dist[filter],

                           &pf_var[filter], &pf_sse[filter]);

+        curr_rate[filter] = pf_rate[filter];

         pf_rate[filter] += vp9_get_switchable_rate(cpi, xd);

         cost = RDCOST(x->rdmult, x->rddiv, pf_rate[filter], pf_dist[filter]);

         pf_tx_size[filter] = mi->tx_size;

@@ -1873,7 +1880,7 @@

       mi->interp_filter = best_filter;

       mi->tx_size = pf_tx_size[best_filter];

-      this_rdc.rate = pf_rate[best_filter];

+      this_rdc.rate = curr_rate[best_filter];

       this_rdc.dist = pf_dist[best_filter];

       var_y = pf_var[best_filter];

       sse_y = pf_sse[best_filter];

@@ -1897,6 +1904,7 @@

                                 &this_rdc.dist, &var_y, &sse_y, mi_row, mi_col,

                                 &this_early_term);

       } else {

+        rd_computed = 1;

         model_rd_for_sb_y(cpi, bsize, x, xd, &this_rdc.rate, &this_rdc.dist,

                           &var_y, &sse_y);

       }

@@ -1905,7 +1913,8 @@

     if (!this_early_term) {

       this_sse = (int64_t)sse_y;

       block_yrd(cpi, x, &this_rdc, &is_skippable, &this_sse, bsize,

-                VPXMIN(mi->tx_size, TX_16X16));

+                VPXMIN(mi->tx_size, TX_16X16), rd_computed);

+

       x->skip_txfm[0] = is_skippable;

       if (is_skippable) {

         this_rdc.rate = vp9_cost_bit(vp9_get_skip_prob(cm, xd), 1);

-- 

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