const VP9_COMMON *const cm = &cpi->common;
const VP9_CONFIG *const oxcf = &cpi->oxcf;
RATE_CONTROL *const rc = &cpi->rc;
+ const int qindex = cm->base_qindex;
// Update rate control heuristics
rc->projected_frame_size = (int)(bytes_used << 3);
// Keep a record of last Q and ambient average Q.
if (cm->frame_type == KEY_FRAME) {
- rc->last_q[KEY_FRAME] = cm->base_qindex;
- rc->avg_frame_qindex[KEY_FRAME] = ROUND_POWER_OF_TWO(
- 3 * rc->avg_frame_qindex[KEY_FRAME] + cm->base_qindex, 2);
+ rc->last_q[KEY_FRAME] = qindex;
+ rc->avg_frame_qindex[KEY_FRAME] =
+ ROUND_POWER_OF_TWO(3 * rc->avg_frame_qindex[KEY_FRAME] + qindex, 2);
} else if (!rc->is_src_frame_alt_ref &&
- (cpi->refresh_golden_frame || cpi->refresh_alt_ref_frame) &&
- !(cpi->use_svc && oxcf->end_usage == USAGE_STREAM_FROM_SERVER)) {
- rc->last_q[2] = cm->base_qindex;
- rc->avg_frame_qindex[2] = ROUND_POWER_OF_TWO(
- 3 * rc->avg_frame_qindex[2] + cm->base_qindex, 2);
+ (cpi->refresh_golden_frame || cpi->refresh_alt_ref_frame) &&
+ !(cpi->use_svc && oxcf->end_usage == USAGE_STREAM_FROM_SERVER)) {
+ rc->last_q[2] = qindex;
+ rc->avg_frame_qindex[2] =
+ ROUND_POWER_OF_TWO(3 * rc->avg_frame_qindex[2] + qindex, 2);
} else {
- rc->last_q[INTER_FRAME] = cm->base_qindex;
- rc->avg_frame_qindex[INTER_FRAME] = ROUND_POWER_OF_TWO(
- 3 * rc->avg_frame_qindex[INTER_FRAME] + cm->base_qindex, 2);
+ rc->last_q[INTER_FRAME] = qindex;
+ rc->avg_frame_qindex[INTER_FRAME] =
+ ROUND_POWER_OF_TWO(3 * rc->avg_frame_qindex[INTER_FRAME] + qindex, 2);
rc->ni_frames++;
- rc->tot_q += vp9_convert_qindex_to_q(cm->base_qindex);
- rc->avg_q = rc->tot_q / (double)rc->ni_frames;
-
+ rc->tot_q += vp9_convert_qindex_to_q(qindex);
+ rc->avg_q = rc->tot_q / rc->ni_frames;
// Calculate the average Q for normal inter frames (not key or GFU frames).
- rc->ni_tot_qi += cm->base_qindex;
+ rc->ni_tot_qi += qindex;
rc->ni_av_qi = rc->ni_tot_qi / rc->ni_frames;
}
// If all mbs in this group are skipped only update if the Q value is
// better than that already stored.
// This is used to help set quality in forced key frames to reduce popping
- if ((cm->base_qindex < rc->last_boosted_qindex) ||
+ if ((qindex < rc->last_boosted_qindex) ||
((cpi->static_mb_pct < 100) &&
((cm->frame_type == KEY_FRAME) || cpi->refresh_alt_ref_frame ||
(cpi->refresh_golden_frame && !rc->is_src_frame_alt_ref)))) {
- rc->last_boosted_qindex = cm->base_qindex;
+ rc->last_boosted_qindex = qindex;
}
update_buffer_level(cpi, rc->projected_frame_size);