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indeo3: add parens around some macro arguments

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Without these, the expansion contains things like --1 with
some compilers resulting in build errors.

Signed-off-by: Mans Rullgard <mans@mansr.com>
This commit is contained in:
Mans Rullgard 2012-04-16 15:48:05 +01:00
parent 87a246341b
commit 8b84e082ed
1 changed files with 2 additions and 2 deletions
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4
libavcodec/indeo3data.h
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@ -247,8 +247,8 @@
* Expand a pair of delta values (a,b)
* into two/four delta entries.
*/
#define E2(a, b) PD(a, b), PD(-a, -b)
#define E4(a, b) PD(a, b), PD(-a, -b), PD(b, a), PD(-b, -a)
#define E2(a, b) PD(a, b), PD(-(a), -(b))
#define E4(a, b) PD(a, b), PD(-(a), -(b)), PD(b, a), PD(-(b), -(a))
/*
* VQ tables for 4x4 block modes.