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Rate ctrl changes to track target bitrates closer

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Turns off the DISABLE_RC_LONG_TERM_MEM macro and makes other changes
in the way the bits are updated, to make 2-pass rate control track
target bitrates closer.

Change-Id: I5f3be4b11c2908e6a9a9a1dd4fcf4e65531c44d8
This commit is contained in:
Deb Mukherjee
2014-04-01 17:31:59 -07:00
parent 8b8606a737
commit 97f4fb7b5f
8 changed files with 30 additions and 47 deletions
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5
vp9/encoder/vp9_ratectrl.c
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@@ -1150,10 +1150,9 @@ void vp9_rc_postencode_update(VP9_COMP *cpi, uint64_t bytes_used) {
// Actual bits spent
rc->total_actual_bits += rc->projected_frame_size;
rc->total_target_bits += (cm->show_frame ? rc->av_per_frame_bandwidth : 0);
// Debug stats
rc->total_target_vs_actual += (rc->this_frame_target -
rc->projected_frame_size);
rc->total_target_vs_actual = rc->total_actual_bits - rc->total_target_bits;
if (cpi->oxcf.play_alternate && cpi->refresh_alt_ref_frame &&
(cm->frame_type != KEY_FRAME))