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Update aom to commit id e87fb2378f01103d5d6e477a4ef6892dc714e614

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trav90 2018-10-18 21:53:44 -05:00 • committed by Roy Tam
commit 992c6637e3
429 changed files with 76047 additions and 40937 deletions
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41
third_party/aom/av1/encoder/subexp.c vendored
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@ -138,47 +138,6 @@ int av1_prob_diff_update_savings_search(const unsigned int *ct, aom_prob oldp,
return bestsavings;
}
int av1_prob_diff_update_savings_search_model(const unsigned int *ct,
const aom_prob oldp,
aom_prob *bestp, aom_prob upd,
int stepsize, int probwt) {
int i, old_b, new_b, update_b, savings, bestsavings;
int newp;
const int step_sign = *bestp > oldp ? -1 : 1;
const int step = stepsize * step_sign;
const int upd_cost = av1_cost_one(upd) - av1_cost_zero(upd);
const aom_prob *newplist, *oldplist;
aom_prob bestnewp;
oldplist = av1_pareto8_full[oldp - 1];
old_b = cost_branch256(ct + 2 * PIVOT_NODE, oldp);
for (i = UNCONSTRAINED_NODES; i < ENTROPY_NODES; ++i)
old_b += cost_branch256(ct + 2 * i, oldplist[i - UNCONSTRAINED_NODES]);
bestsavings = 0;
bestnewp = oldp;
assert(stepsize > 0);
if (old_b > upd_cost + (MIN_DELP_BITS << AV1_PROB_COST_SHIFT)) {
for (newp = *bestp; (newp - oldp) * step_sign < 0; newp += step) {
if (newp < 1 || newp > 255) continue;
newplist = av1_pareto8_full[newp - 1];
new_b = cost_branch256(ct + 2 * PIVOT_NODE, newp);
for (i = UNCONSTRAINED_NODES; i < ENTROPY_NODES; ++i)
new_b += cost_branch256(ct + 2 * i, newplist[i - UNCONSTRAINED_NODES]);
update_b = prob_diff_update_cost(newp, oldp) + upd_cost;
savings = old_b - new_b - update_b * probwt;
if (savings > bestsavings) {
bestsavings = savings;
bestnewp = newp;
}
}
}
*bestp = bestnewp;
return bestsavings;
}
void av1_cond_prob_diff_update(aom_writer *w, aom_prob *oldp,
const unsigned int ct[2], int probwt) {
const aom_prob upd = DIFF_UPDATE_PROB;