From 9099fc0d69a69525656b4bfeeb1e7aabec04897b Mon Sep 17 00:00:00 2001
From: John Koleszar <jkoleszar@google.com>
Date: Fri, 11 Jun 2010 13:05:08 -0400
Subject: [PATCH] require --enable-psnr to build ssim

ssim.c comiles in a huge (512M) amount of global scratch space. Allocating
this data on the heap would be a better solution, but this file doesn't
need to be built at all in most cases, so as a first pass, disable it
except when doing opsnr.stt output (--enable-psnr).

Change-Id: I320d812f6d652a12516a16b52295ebff20b5bd42
---
 vp8/vp8cx.mk | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/vp8/vp8cx.mk b/vp8/vp8cx.mk
index 544a3b3fa6..9496ef0be6 100644
--- a/vp8/vp8cx.mk
+++ b/vp8/vp8cx.mk
@@ -74,7 +74,7 @@ VP8_CX_SRCS-yes += encoder/quantize.c
 VP8_CX_SRCS-yes += encoder/ratectrl.c
 VP8_CX_SRCS-yes += encoder/rdopt.c
 VP8_CX_SRCS-yes += encoder/sad_c.c
-VP8_CX_SRCS-yes += encoder/ssim.c
+VP8_CX_SRCS-$(CONFIG_PSNR) += encoder/ssim.c
 VP8_CX_SRCS-yes += encoder/tokenize.c
 VP8_CX_SRCS-yes += encoder/treewriter.c
 VP8_CX_SRCS-yes += encoder/variance_c.c
-- 
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