From 0d0dbd97d8e3e2bb210c8813b274e60dbe421d84 Mon Sep 17 00:00:00 2001
From: reimar <reimar@b3059339-0415-0410-9bf9-f77b7e298cf2>
Date: Mon, 5 Jun 2006 20:21:25 +0000
Subject: Avoid crash with e.g. -vo gl2:yuv=2 when no fragment program
 functions are available Fix "ported" from vo_gl.c

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@18585 b3059339-0415-0410-9bf9-f77b7e298cf2
---
 libvo/vo_gl2.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libvo/vo_gl2.c b/libvo/vo_gl2.c
index 224ecdd0d7..036f3f4fdb 100644
--- a/libvo/vo_gl2.c
+++ b/libvo/vo_gl2.c
@@ -765,6 +765,10 @@ static int initGl(uint32_t d_width, uint32_t d_height)
         glBindTexture(GL_TEXTURE_2D, 0);
       case YUV_CONVERSION_FRAGMENT_POW:
       case YUV_CONVERSION_FRAGMENT:
+        if (!GenPrograms || !BindProgram) {
+          mp_msg(MSGT_VO, MSGL_ERR, "[gl] fragment program functions missing!\n");
+          break;
+        }
         GenPrograms(1, &fragprog);
         BindProgram(GL_FRAGMENT_PROGRAM, fragprog);
         break;
-- 
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