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Fix GF interval for non-lagged ARFs

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When ARFs are enabled in non-lagged compress modes, the GF interval
was being reset to zero. Non-lagged ARF updates were enabled in commit
63ccfbd, but this incorrect GF interval caused a quality regression.

Change-Id: I615c3b493f4ce2127044f4e68d0bcb07d6b730c3
This commit is contained in:
John Koleszar
2010-09-09 12:57:23 -04:00
parent 6d90f867e4
commit edcbb1c199
2 changed files with 3 additions and 2 deletions
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vp8/encoder/firstpass.c
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@@ -1403,6 +1403,7 @@ static void define_gf_group(VP8_COMP *cpi, FIRSTPASS_STATS *this_frame)
// Should we use the alternate refernce frame
if (cpi->oxcf.play_alternate &&
cpi->oxcf.lag_in_frames &&
(i >= MIN_GF_INTERVAL) &&
(i <= (cpi->frames_to_key - MIN_GF_INTERVAL)) && // dont use ARF very near next kf
(((next_frame.pcnt_inter > 0.75) &&