fix comment typos
Change-Id: I2a55e371dbf7e62b446f6bb732c8913b85633c49
This commit is contained in:
		@@ -1150,7 +1150,9 @@ static int BackwardReferencesHashChainDistanceOnly(
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    if (!cc_init) goto Error;
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  }
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  if (!CostModelBuild(cost_model, cache_bits, refs)) goto Error;
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  if (!CostModelBuild(cost_model, cache_bits, refs)) {
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    goto Error;
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  }
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  if (!CostManagerInit(cost_manager, dist_array, pix_count, cost_model)) {
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    goto Error;
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@@ -1165,8 +1167,7 @@ static int BackwardReferencesHashChainDistanceOnly(
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                                dist_array);
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  for (i = 1; i < pix_count - 1; ++i) {
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    int offset = 0;
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    int len = 0;
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    int offset = 0, len = 0;
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    double prev_cost = cost_manager->costs_[i - 1];
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    HashChainFindCopy(hash_chain, i, &offset, &len);
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    if (len >= MIN_LENGTH) {
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@@ -1178,19 +1179,17 @@ static int BackwardReferencesHashChainDistanceOnly(
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      PushInterval(cost_manager, distance_cost, i, len);
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      // The cost to get to pixel i+k is:
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      // prev_cost + best weight of path going from i to l.
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      // For the last cost, if the path were composed composed of several
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      // segments (like [i,j), [j,k), [k,l) ), its cost would be:
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      // offset cost + manager->cost_cache_[j-i] +
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      // offset cost + manager->cost_cache_[k-j] +
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      // offset cost + manager->cost_cache_[l-j]
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      //   prev_cost + best weight of path going from i to l.
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      // For the last cost, if the path were composed of several segments
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      // (like [i,j), [j,k), [k,l) ), its cost would be:
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      //   offset cost + manager->cost_cache_[j-i] +
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      //   offset cost + manager->cost_cache_[k-j] +
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      //   offset cost + manager->cost_cache_[l-j]
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      // As the offset_cost is close to the values in cost_cache_ (both are the
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      // cost to store a number, whether it's an offset or a length), the best
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      // path are therefore the ones involving one hop.
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      // paths are therefore the ones involving one hop.
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      for (; i + 1 < pix_count - 1; ++i) {
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        int offset_next;
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        int len_next;
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        int diff;
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        int offset_next, len_next, diff;
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        prev_cost = cost_manager->costs_[i - 1];
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        distance_cost = prev_cost + offset_cost;
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@@ -1206,7 +1205,7 @@ static int BackwardReferencesHashChainDistanceOnly(
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          if (diff >= len) diff = len - 1;
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          // The best path going to pixel i is the one starting in a pixel
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          // within diff hence at the pixel:
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          // i - manager->cost_cache_min_dist_[diff].
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          //     i - manager->cost_cache_min_dist_[diff].
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          UpdateCost(cost_manager, i, -diff, distance_cost);
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        }
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        len = len_next;
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