[FFmpeg-cvslog] r31984 - trunk/libswscale/utils.c

[ramiro]

Author: ramiro
Date: Fri Aug 20 01:48:19 2010
New Revision: 31984

Log:
fix anonymous memory mapping for NetBSD

mmap() with MAP_ANONYMOUS requires the file descriptor to be -1 in NetBSD.
Linux just ignores this parameter.

Patch by Grant Carver <grantc at cat dot co dot za>

Modified:
   trunk/libswscale/utils.c

Modified: trunk/libswscale/utils.c
==============================================================================
--- trunk/libswscale/utils.c	Fri Aug 20 00:13:25 2010	(r31983)
+++ trunk/libswscale/utils.c	Fri Aug 20 01:48:19 2010	(r31984)
@@ -897,8 +897,8 @@ SwsContext *sws_getContext(int srcW, int
             c->chrMmx2FilterCodeSize = initMMX2HScaler(c->chrDstW, c->chrXInc, NULL, NULL, NULL, 4);
 
 #ifdef MAP_ANONYMOUS
-            c->lumMmx2FilterCode = mmap(NULL, c->lumMmx2FilterCodeSize, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, 0, 0);
-            c->chrMmx2FilterCode = mmap(NULL, c->chrMmx2FilterCodeSize, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, 0, 0);
+            c->lumMmx2FilterCode = mmap(NULL, c->lumMmx2FilterCodeSize, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
+            c->chrMmx2FilterCode = mmap(NULL, c->chrMmx2FilterCodeSize, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
 #elif HAVE_VIRTUALALLOC
             c->lumMmx2FilterCode = VirtualAlloc(NULL, c->lumMmx2FilterCodeSize, MEM_COMMIT, PAGE_EXECUTE_READWRITE);
             c->chrMmx2FilterCode = VirtualAlloc(NULL, c->chrMmx2FilterCodeSize, MEM_COMMIT, PAGE_EXECUTE_READWRITE);