From ac3fc94eb0f79685a3e10363032d68142b15e368 Mon Sep 17 00:00:00 2001
From: Piotr Bandurski <ami_stuff@o2.pl>
Date: Thu, 31 May 2012 20:10:04 +0200
Subject: sgienc: add a limit for maximum supported resolution

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 59352cc219c4f933c9a83b45043ec4810c2a51ee)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
---
 libavcodec/sgienc.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/libavcodec/sgienc.c b/libavcodec/sgienc.c
index d35c7ac5d1..8bb0aba1af 100644
--- a/libavcodec/sgienc.c
+++ b/libavcodec/sgienc.c
@@ -36,6 +36,11 @@ static av_cold int encode_init(AVCodecContext *avctx)
 {
     SgiContext *s = avctx->priv_data;
 
+    if (avctx->width > 65535 || avctx->height > 65535) {
+        av_log(avctx, AV_LOG_ERROR, "SGI does not support resolutions above 65535x65535\n");
+        return -1;
+    }
+
     avcodec_get_frame_defaults(&s->picture);
     avctx->coded_frame = &s->picture;
 
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