From 8227dc75b8e236f7f9629d1bc49fae0addee3def Mon Sep 17 00:00:00 2001 From: Tom Schouten Date: Fri, 28 Feb 2003 09:48:54 +0000 Subject: pdp config svn path=/trunk/externals/pdp/; revision=440 --- system/pdp_imageproc_mmx.c | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) (limited to 'system/pdp_imageproc_mmx.c') diff --git a/system/pdp_imageproc_mmx.c b/system/pdp_imageproc_mmx.c index 4c347c6..fde790f 100644 --- a/system/pdp_imageproc_mmx.c +++ b/system/pdp_imageproc_mmx.c @@ -26,6 +26,36 @@ #include "pdp_imageproc.h" #include "m_pd.h" +/* round image dims to next multiple of 8 */ +u32 pdp_imageproc_legalwidth(int i) +{ + if (i>1024) return 1024; + if (i>0) return ((((i-1)>>3)+1)<<3); + return 8; + +} + +u32 pdp_imageproc_legalheight(int i) +{ + if (i>1024) return 1024; + if (i>0) return ((((i-1)>>3)+1)<<3); + return 8; +} +u32 pdp_imageproc_legalwidth_round_down(int i) +{ + if (i>1024) return 1024; + if (i>8) return ((i>>3)<<3); + return 8; + +} + +u32 pdp_imageproc_legalheight_round_down(int i) +{ + if (i>1024) return 1024; + if (i>8) return ((i>>3)<<3); + return 8; +} + // utility stuff inline static s16 float2fixed(float f) { -- cgit v1.2.1