From 5626e812d2c1c202f749824905b70cdb8a845e7b Mon Sep 17 00:00:00 2001
From: Stefano Sabatini <stefasab@gmail.com>
Date: Sun, 15 Jul 2012 15:56:02 +0200
Subject: ffprobe: only decode frame if the codec is available

Fix crash when a stream codec is unknown, in particular fix trac
ticket #1243.
---
 ffprobe.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'ffprobe.c')

diff --git a/ffprobe.c b/ffprobe.c
index 1f6e048245..71136516b9 100644
--- a/ffprobe.c
+++ b/ffprobe.c
@@ -1661,6 +1661,7 @@ static av_always_inline int get_decoded_frame(AVFormatContext *fmt_ctx,
     int ret = 0;
 
     *got_frame = 0;
+    if (dec_ctx->codec) {
     switch (dec_ctx->codec_type) {
     case AVMEDIA_TYPE_VIDEO:
         ret = avcodec_decode_video2(dec_ctx, frame, got_frame, pkt);
@@ -1670,6 +1671,7 @@ static av_always_inline int get_decoded_frame(AVFormatContext *fmt_ctx,
         ret = avcodec_decode_audio4(dec_ctx, frame, got_frame, pkt);
         break;
     }
+    }
 
     return ret;
 }
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