commit 4664b219a298387c009b393de2c2a023adfaa741
author Guillaume Martres <smarter3@gmail.com> Sun Apr 06 01:07:53 2014 +0200
committer Guillaume Martres <smarter3@gmail.com> Mon Apr 07 18:22:11 2014 +0200
tree 551dda4c0a9ab582ed9575a7bf19a1e0a8eee8bf
parent 0ec5919d4202c6e99b31cf707c7125536498f1f4

vp9_ratectrl: change ARF overlays rate correction factor

ARF overlays now use the same rate correction factor as regular inter
frames, further testing would be needed to see if it makes sense to use
a completely separate rate correction factor for ARF overlays.

$ vpxenc --cpu-used=5  --fps=50/1 --target-bitrate=2000
         parkjoy.y4m -o out.webm
=> Before: 3356 kb/s
=> After: 2271 kb/s

Change-Id: I73e4defa615ba7a8a2bdb845864f4b1721cbbffe

vp9/encoder/vp9_ratectrl.c

diff --git a/vp9/encoder/vp9_ratectrl.c b/vp9/encoder/vp9_ratectrl.c
index 26e89ad..c033b2f 100644
--- a/vp9/encoder/vp9_ratectrl.c
+++ b/vp9/encoder/vp9_ratectrl.c
@@ -272,6 +272,7 @@
     return cpi->rc.key_frame_rate_correction_factor;
   } else {
     if ((cpi->refresh_alt_ref_frame || cpi->refresh_golden_frame) &&
+        !cpi->rc.is_src_frame_alt_ref &&
         !(cpi->use_svc && cpi->oxcf.end_usage == USAGE_STREAM_FROM_SERVER))
       return cpi->rc.gf_rate_correction_factor;
     else
@@ -284,6 +285,7 @@
     cpi->rc.key_frame_rate_correction_factor = factor;
   } else {
     if ((cpi->refresh_alt_ref_frame || cpi->refresh_golden_frame) &&
+        !cpi->rc.is_src_frame_alt_ref &&
         !(cpi->use_svc && cpi->oxcf.end_usage == USAGE_STREAM_FROM_SERVER))
       cpi->rc.gf_rate_correction_factor = factor;
     else