libvpx: Pull from upstream

source/libvpx/vp8/encoder/pickinter.c

 /*
  *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 371 matching lines @@
             best_error = pred_error[i];
             best_mode = (MB_PREDICTION_MODE)i;
         }
     }
 
 
     mb->e_mbd.mode_info_context->mbmi.uv_mode = best_mode;
 
 }
 
-static void update_mvcount(VP8_COMP *cpi, MACROBLOCKD *xd, int_mv *best_ref_mv)
+static void update_mvcount(MACROBLOCK *x, int_mv *best_ref_mv)
 {
+    MACROBLOCKD *xd = &x->e_mbd;
     /* Split MV modes currently not supported when RD is nopt enabled,
      * therefore, only need to modify MVcount in NEWMV mode. */
     if (xd->mode_info_context->mbmi.mode == NEWMV)
     {
-        cpi->MVcount[0][mv_max+((xd->mode_info_context->mbmi.mv.as_mv.row -
+        x->MVcount[0][mv_max+((xd->mode_info_context->mbmi.mv.as_mv.row -
                                       best_ref_mv->as_mv.row) >> 1)]++;
-        cpi->MVcount[1][mv_max+((xd->mode_info_context->mbmi.mv.as_mv.col -
+        x->MVcount[1][mv_max+((xd->mode_info_context->mbmi.mv.as_mv.col -
                                       best_ref_mv->as_mv.col) >> 1)]++;
     }
 }
 
 
 #if CONFIG_MULTI_RES_ENCODING
 static
 void get_lower_res_motion_info(VP8_COMP *cpi, MACROBLOCKD *xd, int *dissim,
                                int *parent_ref_frame,
                                MB_PREDICTION_MODE *parent_mode,
@@ skipping 261 matching lines @@
                                            ref_frame_map[1],
                                            cpi->common.ref_frame_sign_bias);
 
         mode_mv = mode_mv_sb[sign_bias];
         best_ref_mv.as_int = best_ref_mv_sb[sign_bias].as_int;
     }
 
     get_predictor_pointers(cpi, plane, recon_yoffset, recon_uvoffset);
 
     /* Count of the number of MBs tested so far this frame */
-    cpi->mbs_tested_so_far++;
+    x->mbs_tested_so_far++;
 
     *returnintra = INT_MAX;
     x->skip = 0;
 
     x->e_mbd.mode_info_context->mbmi.ref_frame = INTRA_FRAME;
 
     /* If the frame has big static background and current MB is in low
      * motion area, its mode decision is biased to ZEROMV mode.
      */
     calculate_zeromv_rd_adjustment(cpi, x, &rd_adjustment);
 
     /* if we encode a new mv this is important
      * find the best new motion vector
      */
     for (mode_index = 0; mode_index < MAX_MODES; mode_index++)
     {
         int frame_cost;
         int this_rd = INT_MAX;
         int this_ref_frame = ref_frame_map[vp8_ref_frame_order[mode_index]];
 
-        if (best_rd <= cpi->rd_threshes[mode_index])
+        if (best_rd <= x->rd_threshes[mode_index])
             continue;
 
         if (this_ref_frame < 0)
             continue;
 
         x->e_mbd.mode_info_context->mbmi.ref_frame = this_ref_frame;
 
         /* everything but intra */
         if (x->e_mbd.mode_info_context->mbmi.ref_frame)
         {
@@ skipping 24 matching lines @@
                 else if(vp8_mode_order[mode_index] == NEWMV && dissim==0
                     && best_ref_mv.as_int==parent_ref_mv.as_int)
                     continue;
             }
 #endif
         }
 
         /* Check to see if the testing frequency for this mode is at its max
          * If so then prevent it from being tested and increase the threshold
          * for its testing */
-        if (cpi->mode_test_hit_counts[mode_index] &&
+        if (x->mode_test_hit_counts[mode_index] &&
                                          (cpi->mode_check_freq[mode_index] > 1))
         {
-            if (cpi->mbs_tested_so_far <= (cpi->mode_check_freq[mode_index] *
-                                         cpi->mode_test_hit_counts[mode_index]))
+            if (x->mbs_tested_so_far <= (cpi->mode_check_freq[mode_index] *
+                                         x->mode_test_hit_counts[mode_index]))
             {
                 /* Increase the threshold for coding this mode to make it less
                  * likely to be chosen */
-                cpi->rd_thresh_mult[mode_index] += 4;
+                x->rd_thresh_mult[mode_index] += 4;
 
-                if (cpi->rd_thresh_mult[mode_index] > MAX_THRESHMULT)
-                    cpi->rd_thresh_mult[mode_index] = MAX_THRESHMULT;
+                if (x->rd_thresh_mult[mode_index] > MAX_THRESHMULT)
+                    x->rd_thresh_mult[mode_index] = MAX_THRESHMULT;
 
-                cpi->rd_threshes[mode_index] =
+                x->rd_threshes[mode_index] =
                                  (cpi->rd_baseline_thresh[mode_index] >> 7) *
-                                 cpi->rd_thresh_mult[mode_index];
+                                 x->rd_thresh_mult[mode_index];
                 continue;
             }
         }
 
         /* We have now reached the point where we are going to test the current
          * mode so increment the counter for the number of times it has been
          * tested */
-        cpi->mode_test_hit_counts[mode_index] ++;
+        x->mode_test_hit_counts[mode_index] ++;
 
         rate2 = 0;
         distortion2 = 0;
 
         this_mode = vp8_mode_order[mode_index];
 
         x->e_mbd.mode_info_context->mbmi.mode = this_mode;
         x->e_mbd.mode_info_context->mbmi.uv_mode = DC_PRED;
 
         /* Work out the cost assosciated with selecting the reference frame */
@@ skipping 319 matching lines @@
             *returnrate = rate2;
             *returndistortion = distortion2;
             best_rd_sse = sse;
             best_rd = this_rd;
             vpx_memcpy(&best_mbmode, &x->e_mbd.mode_info_context->mbmi,
                        sizeof(MB_MODE_INFO));
 
             /* Testing this mode gave rise to an improvement in best error
              * score. Lower threshold a bit for next time
              */
-            cpi->rd_thresh_mult[mode_index] =
-                     (cpi->rd_thresh_mult[mode_index] >= (MIN_THRESHMULT + 2)) ?
-                     cpi->rd_thresh_mult[mode_index] - 2 : MIN_THRESHMULT;
-            cpi->rd_threshes[mode_index] =
+            x->rd_thresh_mult[mode_index] =
+                     (x->rd_thresh_mult[mode_index] >= (MIN_THRESHMULT + 2)) ?
+                     x->rd_thresh_mult[mode_index] - 2 : MIN_THRESHMULT;
+            x->rd_threshes[mode_index] =
                                    (cpi->rd_baseline_thresh[mode_index] >> 7) *
-                                   cpi->rd_thresh_mult[mode_index];
+                                   x->rd_thresh_mult[mode_index];
         }
 
         /* If the mode did not help improve the best error case then raise the
          * threshold for testing that mode next time around.
          */
         else
         {
-            cpi->rd_thresh_mult[mode_index] += 4;
+            x->rd_thresh_mult[mode_index] += 4;
 
-            if (cpi->rd_thresh_mult[mode_index] > MAX_THRESHMULT)
-                cpi->rd_thresh_mult[mode_index] = MAX_THRESHMULT;
+            if (x->rd_thresh_mult[mode_index] > MAX_THRESHMULT)
+                x->rd_thresh_mult[mode_index] = MAX_THRESHMULT;
 
-            cpi->rd_threshes[mode_index] =
+            x->rd_threshes[mode_index] =
                          (cpi->rd_baseline_thresh[mode_index] >> 7) *
-                         cpi->rd_thresh_mult[mode_index];
+                         x->rd_thresh_mult[mode_index];
         }
 
         if (x->skip)
             break;
     }
 
     /* Reduce the activation RD thresholds for the best choice mode */
     if ((cpi->rd_baseline_thresh[best_mode_index] > 0) && (cpi->rd_baseline_thresh[best_mode_index] < (INT_MAX >> 2)))
     {
-        int best_adjustment = (cpi->rd_thresh_mult[best_mode_index] >> 3);
+        int best_adjustment = (x->rd_thresh_mult[best_mode_index] >> 3);
 
-        cpi->rd_thresh_mult[best_mode_index] =
-                        (cpi->rd_thresh_mult[best_mode_index]
+        x->rd_thresh_mult[best_mode_index] =
+                        (x->rd_thresh_mult[best_mode_index]
                         >= (MIN_THRESHMULT + best_adjustment)) ?
-                        cpi->rd_thresh_mult[best_mode_index] - best_adjustment :
+                        x->rd_thresh_mult[best_mode_index] - best_adjustment :
                         MIN_THRESHMULT;
-        cpi->rd_threshes[best_mode_index] =
+        x->rd_threshes[best_mode_index] =
                         (cpi->rd_baseline_thresh[best_mode_index] >> 7) *
-                        cpi->rd_thresh_mult[best_mode_index];
+                        x->rd_thresh_mult[best_mode_index];
     }
 
 
     {
         int this_rdbin = (*returndistortion >> 7);
 
         if (this_rdbin >= 1024)
         {
             this_rdbin = 1023;
         }
 
-        cpi->error_bins[this_rdbin] ++;
+        x->error_bins[this_rdbin] ++;
     }
 
 #if CONFIG_TEMPORAL_DENOISING
     if (cpi->oxcf.noise_sensitivity)
     {
         if (x->best_sse_inter_mode == DC_PRED)
         {
             /* No best MV found. */
             x->best_sse_inter_mode = best_mbmode.mode;
             x->best_sse_mv = best_mbmode.mv;
@@ skipping 60 matching lines @@
     if (best_mbmode.mode <= B_PRED)
     {
         /* set mode_info_context->mbmi.uv_mode */
         pick_intra_mbuv_mode(x);
     }
 
     if (sign_bias
       != cpi->common.ref_frame_sign_bias[xd->mode_info_context->mbmi.ref_frame])
         best_ref_mv.as_int = best_ref_mv_sb[!sign_bias].as_int;
 
-    update_mvcount(cpi, &x->e_mbd, &best_ref_mv);
+    update_mvcount(x, &best_ref_mv);
 }
 
 
-void vp8_pick_intra_mode(VP8_COMP *cpi, MACROBLOCK *x, int *rate_)
+void vp8_pick_intra_mode(MACROBLOCK *x, int *rate_)
 {
     int error4x4, error16x16 = INT_MAX;
     int rate, best_rate = 0, distortion, best_sse;
     MB_PREDICTION_MODE mode, best_mode = DC_PRED;
     int this_rd;
     unsigned int sse;
     BLOCK *b = &x->block[0];
     MACROBLOCKD *xd = &x->e_mbd;
 
     xd->mode_info_context->mbmi.ref_frame = INTRA_FRAME;
@@ skipping 27 matching lines @@
     error4x4 = pick_intra4x4mby_modes(x, &rate,
                                       &best_sse);
     if (error4x4 < error16x16)
     {
         xd->mode_info_context->mbmi.mode = B_PRED;
         best_rate = rate;
     }
 
     *rate_ = best_rate;
 }