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Merge "Make alt_extra_bits a local variable" into experimental

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Adrian Grange 2013-04-17 14:50:39 -07:00 committed by Gerrit Code Review
commit 3f2b254c38
1 changed files with 6 additions and 11 deletions
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17
vp9/encoder/vp9_firstpass.c
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@ -1980,27 +1980,22 @@ static void define_gf_group(VP9_COMP *cpi, FIRSTPASS_STATS *this_frame) {
// This condition could fail if there are two kfs very close together
// despite (MIN_GF_INTERVAL) and would cause a divide by 0 in the
// calculation of cpi->twopass.alt_extra_bits.
// calculation of alt_extra_bits.
if (cpi->baseline_gf_interval >= 3) {
int boost = (cpi->source_alt_ref_pending)
? b_boost : cpi->gfu_boost;
if (boost >= 150) {
int pct_extra;
int alt_extra_bits;
pct_extra = (boost - 100) / 50;
pct_extra = (pct_extra > 20) ? 20 : pct_extra;
// TODO(agrange) Remove cpi->twopass.alt_extra_bits.
cpi->twopass.alt_extra_bits = (int)
((cpi->twopass.gf_group_bits * pct_extra) / 100);
cpi->twopass.gf_group_bits -= cpi->twopass.alt_extra_bits;
cpi->twopass.alt_extra_bits /=
((cpi->baseline_gf_interval - 1) >> 1);
} else
cpi->twopass.alt_extra_bits = 0;
} else
cpi->twopass.alt_extra_bits = 0;
alt_extra_bits = (int)((cpi->twopass.gf_group_bits * pct_extra) / 100);
cpi->twopass.gf_group_bits -= alt_extra_bits;
}
}
}
if (cpi->common.frame_type != KEY_FRAME) {