ffmpeg.c: reset avoptions after each input/output file.

This is consistent with how all the other options work.

1 files changed, 1 insertions, 0 deletions

diff --git a/cmdutils.c b/cmdutils.c
index 9da07223f5..f770c7963d 100644
--- a/cmdutils.c
+++ b/cmdutils.c
@@ -88,6 +88,7 @@ void uninit_opts(void)
     }
     av_freep(&opt_names);
     av_freep(&opt_values);
+    opt_name_count = 0;
 }
 
 void log_callback_help(void* ptr, int level, const char* fmt, va_list vl)