[FFmpeg-cvslog] avconv: Make sure the encoder exists before inspecting supported_list

[Martin Storsjö]

ffmpeg | branch: master | Martin Storsjö <martin at martin.st> | Wed Mar  6 15:01:36 2013 +0200| [e760e1d408261566814e24c43119d7aca538d2eb] | committer: Martin Storsjö

avconv: Make sure the encoder exists before inspecting supported_list

This fixes crashes when there is no encoder for the default codec of
selected format.

Signed-off-by: Martin Storsjö <martin at martin.st>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=e760e1d408261566814e24c43119d7aca538d2eb
---

 avconv_filter.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/avconv_filter.c b/avconv_filter.c
index cad68e2..2065cb0 100644
--- a/avconv_filter.c
+++ b/avconv_filter.c
@@ -41,7 +41,7 @@ static char *choose_ ## var ## s(OutputStream *ost)                            \
     if (ost->st->codec->var != none) {                                         \
         get_name(ost->st->codec->var);                                         \
         return av_strdup(name);                                                \
-    } else if (ost->enc->supported_list) {                                     \
+    } else if (ost->enc && ost->enc->supported_list) {                         \
         const type *p;                                                         \
         AVIOContext *s = NULL;                                                 \
         uint8_t *ret;                                                          \