commit 483e2959e10e210311c18c5f6a474a726006c666
author Debargha Mukherjee <debargha@google.com> Wed Jul 25 07:34:26 2018 -0700
committer Debargha Mukherjee <debargha@google.com> Tue Jul 31 21:22:40 2018 +0000
tree 209e60ef95e64c727fb36e10079865c0963799f7
parent 33005529f3211b9770ea6b5308a691396fce2f90

Add a rd-model based on a 2D surface fit.

Fits a surface for rate and distortion using as features:
log2(sse_norm+1) and log2((sse_norm+1)/qstep^2)

Change-Id: Ia750900e928b9940b46421d6f513656d6df418b6

av1/encoder/rd.h

diff --git a/av1/encoder/rd.h b/av1/encoder/rd.h
index 692367d..0f991ff 100644
--- a/av1/encoder/rd.h
+++ b/av1/encoder/rd.h
@@ -392,6 +392,9 @@
 void av1_model_rd_from_var_lapndz(int64_t var, unsigned int n,
                                   unsigned int qstep, int *rate, int64_t *dist);
 
+void av1_model_rd_surffit(double xm, double yl, double *rate_f,
+                          double *distbysse_f);
+
 int av1_get_switchable_rate(const AV1_COMMON *const cm, MACROBLOCK *x,
                             const MACROBLOCKD *xd);