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Merge "Limit arf interval for low fpf clips."

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paulwilkins 2015-04-22 02:25:38 -07:00 committed by Gerrit Code Review
commit 5d8877a944
2 changed files with 7 additions and 2 deletions
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2
vp9/encoder/vp9_firstpass.c
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@ -1852,6 +1852,8 @@ static void define_gf_group(VP9_COMP *cpi, FIRSTPASS_STATS *this_frame) {
active_max_gf_interval = 12 + MIN(4, (int_lbq / 6));
if (active_max_gf_interval > rc->max_gf_interval)
active_max_gf_interval = rc->max_gf_interval;
if (active_max_gf_interval < active_min_gf_interval)
active_max_gf_interval = active_min_gf_interval;
}
}

7
vp9/encoder/vp9_ratectrl.c
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@ -1612,8 +1612,11 @@ int vp9_compute_qdelta_by_rate(const RATE_CONTROL *rc, FRAME_TYPE frame_type,
void vp9_rc_set_gf_max_interval(const VP9_COMP *const cpi,
RATE_CONTROL *const rc) {
const VP9EncoderConfig *const oxcf = &cpi->oxcf;
// Set Maximum gf/arf interval
rc->max_gf_interval = 16;
// Set Maximum gf/arf interval.
rc->max_gf_interval =
MIN(16, (int)(cpi->framerate / 2.0));
// Round up to next even number if odd.
rc->max_gf_interval += (rc->max_gf_interval & 0x01);
// Extended interval for genuinely static scenes
rc->static_scene_max_gf_interval = MAX_LAG_BUFFERS * 2;