libvpx: Pull from upstream

source/libvpx/vp9/encoder/vp9_quantize.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 573 matching lines @@
         qrounding_factor_fp = 64;
 
       // y
       quant = i == 0 ? vp9_dc_quant(q, cm->y_dc_delta_q, cm->bit_depth)
                      : vp9_ac_quant(q, 0, cm->bit_depth);
       invert_quant(&quants->y_quant[q][i], &quants->y_quant_shift[q][i], quant);
       quants->y_quant_fp[q][i] = (1 << 16) / quant;
       quants->y_round_fp[q][i] = (qrounding_factor_fp * quant) >> 7;
       quants->y_zbin[q][i] = ROUND_POWER_OF_TWO(qzbin_factor * quant, 7);
       quants->y_round[q][i] = (qrounding_factor * quant) >> 7;
-      cm->y_dequant[q][i] = quant;
+      cpi->y_dequant[q][i] = quant;
 
       // uv
       quant = i == 0 ? vp9_dc_quant(q, cm->uv_dc_delta_q, cm->bit_depth)
                      : vp9_ac_quant(q, cm->uv_ac_delta_q, cm->bit_depth);
       invert_quant(&quants->uv_quant[q][i],
                    &quants->uv_quant_shift[q][i], quant);
       quants->uv_quant_fp[q][i] = (1 << 16) / quant;
       quants->uv_round_fp[q][i] = (qrounding_factor_fp * quant) >> 7;
       quants->uv_zbin[q][i] = ROUND_POWER_OF_TWO(qzbin_factor * quant, 7);
       quants->uv_round[q][i] = (qrounding_factor * quant) >> 7;
-      cm->uv_dequant[q][i] = quant;
+      cpi->uv_dequant[q][i] = quant;
     }
 
     for (i = 2; i < 8; i++) {
       quants->y_quant[q][i] = quants->y_quant[q][1];
       quants->y_quant_fp[q][i] = quants->y_quant_fp[q][1];
       quants->y_round_fp[q][i] = quants->y_round_fp[q][1];
       quants->y_quant_shift[q][i] = quants->y_quant_shift[q][1];
       quants->y_zbin[q][i] = quants->y_zbin[q][1];
       quants->y_round[q][i] = quants->y_round[q][1];
-      cm->y_dequant[q][i] = cm->y_dequant[q][1];
+      cpi->y_dequant[q][i] = cpi->y_dequant[q][1];
 
       quants->uv_quant[q][i] = quants->uv_quant[q][1];
       quants->uv_quant_fp[q][i] = quants->uv_quant_fp[q][1];
       quants->uv_round_fp[q][i] = quants->uv_round_fp[q][1];
       quants->uv_quant_shift[q][i] = quants->uv_quant_shift[q][1];
       quants->uv_zbin[q][i] = quants->uv_zbin[q][1];
       quants->uv_round[q][i] = quants->uv_round[q][1];
-      cm->uv_dequant[q][i] = cm->uv_dequant[q][1];
+      cpi->uv_dequant[q][i] = cpi->uv_dequant[q][1];
     }
   }
 }
 
 void vp9_init_plane_quantizers(VP9_COMP *cpi, MACROBLOCK *x) {
   const VP9_COMMON *const cm = &cpi->common;
   MACROBLOCKD *const xd = &x->e_mbd;
   QUANTS *const quants = &cpi->quants;
   const int segment_id = xd->mi[0].src_mi->mbmi.segment_id;
   const int qindex = vp9_get_qindex(&cm->seg, segment_id, cm->base_qindex);
   const int rdmult = vp9_compute_rd_mult(cpi, qindex + cm->y_dc_delta_q);
   int i;
 
   // Y
   x->plane[0].quant = quants->y_quant[qindex];
   x->plane[0].quant_fp = quants->y_quant_fp[qindex];
   x->plane[0].round_fp = quants->y_round_fp[qindex];
   x->plane[0].quant_shift = quants->y_quant_shift[qindex];
   x->plane[0].zbin = quants->y_zbin[qindex];
   x->plane[0].round = quants->y_round[qindex];
-  xd->plane[0].dequant = cm->y_dequant[qindex];
+  xd->plane[0].dequant = cpi->y_dequant[qindex];
 
   x->plane[0].quant_thred[0] = x->plane[0].zbin[0] * x->plane[0].zbin[0];
   x->plane[0].quant_thred[1] = x->plane[0].zbin[1] * x->plane[0].zbin[1];
 
   // UV
   for (i = 1; i < 3; i++) {
     x->plane[i].quant = quants->uv_quant[qindex];
     x->plane[i].quant_fp = quants->uv_quant_fp[qindex];
     x->plane[i].round_fp = quants->uv_round_fp[qindex];
     x->plane[i].quant_shift = quants->uv_quant_shift[qindex];
     x->plane[i].zbin = quants->uv_zbin[qindex];
     x->plane[i].round = quants->uv_round[qindex];
-    xd->plane[i].dequant = cm->uv_dequant[qindex];
+    xd->plane[i].dequant = cpi->uv_dequant[qindex];
 
     x->plane[i].quant_thred[0] = x->plane[i].zbin[0] * x->plane[i].zbin[0];
     x->plane[i].quant_thred[1] = x->plane[i].zbin[1] * x->plane[i].zbin[1];
   }
 
   x->skip_block = vp9_segfeature_active(&cm->seg, segment_id, SEG_LVL_SKIP);
   x->q_index = qindex;
 
   x->errorperbit = rdmult >> 6;
   x->errorperbit += (x->errorperbit == 0);
@@ skipping 33 matching lines @@
 
 int vp9_qindex_to_quantizer(int qindex) {
   int quantizer;
 
   for (quantizer = 0; quantizer < 64; ++quantizer)
     if (quantizer_to_qindex[quantizer] >= qindex)
       return quantizer;
 
   return 63;
 }