From 69645c021ad2cc503769b44b9008f98b014423de Mon Sep 17 00:00:00 2001
From: "Ronald S. Bultje" <rsbultje@gmail.com>
Date: Thu, 26 May 2011 09:15:38 -0400
Subject: swscale: replace formatConvBuffer[VOF] by allocated array.

This allows to convert between formats of arbitrary width,
regardless of the value of VOF/VOFW.
---
 libswscale/utils.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

(limited to 'libswscale/utils.c')

diff --git a/libswscale/utils.c b/libswscale/utils.c
index 96b3207cdd..20f07d672e 100644
--- a/libswscale/utils.c
+++ b/libswscale/utils.c
@@ -790,10 +790,7 @@ int sws_init_context(SwsContext *c, SwsFilter *srcFilter, SwsFilter *dstFilter)
                srcW, srcH, dstW, dstH);
         return AVERROR(EINVAL);
     }
-    if(srcW > VOFW || dstW > VOFW) {
-        av_log(NULL, AV_LOG_ERROR, "swScaler: Compile-time maximum width is "AV_STRINGIFY(VOFW)" change VOF/VOFW and recompile\n");
-        return AVERROR(EINVAL);
-    }
+    FF_ALLOC_OR_GOTO(c, c->formatConvBuffer, FFALIGN(srcW, 16) * 2, fail);
 
     if (!dstFilter) dstFilter= &dummyFilter;
     if (!srcFilter) srcFilter= &dummyFilter;
@@ -1507,6 +1504,7 @@ void sws_freeContext(SwsContext *c)
 #endif /* HAVE_MMX */
 
     av_freep(&c->yuvTable);
+    av_free(c->formatConvBuffer);
 
     av_free(c);
 }
-- 
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