From d43d2197c2906a10627334dc1184a694a2d5d53e Mon Sep 17 00:00:00 2001
From: Peter Ross <pross@xvid.org>
Date: Thu, 10 Feb 2011 17:25:40 +1100
Subject: [PATCH] make av_find_best_stream() ignore streams marked with
 AV_DISPOSITION_*_IMPAIRED

Signed-off-by: Janne Grunau <janne-ffmpeg@jannau.net>
(cherry picked from commit 52091491575f015c09a32a745de4f7f7592fe6d4)
---
 libavformat/utils.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavformat/utils.c b/libavformat/utils.c
index c21b922401..870a287f17 100644
--- a/libavformat/utils.c
+++ b/libavformat/utils.c
@@ -2516,6 +2516,8 @@ int av_find_best_stream(AVFormatContext *ic,
             continue;
         if (wanted_stream_nb >= 0 && stream_number++ != wanted_stream_nb)
             continue;
+        if (st->disposition & (AV_DISPOSITION_HEARING_IMPAIRED|AV_DISPOSITION_VISUAL_IMPAIRED))
+            continue;
         if (decoder_ret) {
             decoder = avcodec_find_decoder(ic->streams[i]->codec->codec_id);
             if (!decoder) {