avformat/utils: Move ff_format_io_close.* to options.c, avformat.c

These are not pure avio-functions, but auxiliary AVFormatContext
functions.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>

1 files changed, 14 insertions, 0 deletions

diff --git a/libavformat/avformat.c b/libavformat/avformat.c
index 3eae41d109..30d6ea6a49 100644
--- a/libavformat/avformat.c
+++ b/libavformat/avformat.c
@@ -33,6 +33,7 @@
 #include "libavcodec/codec_desc.h"
 #include "libavcodec/packet_internal.h"
 #include "avformat.h"
+#include "avio.h"
 #include "demux.h"
 #include "internal.h"
 
@@ -774,3 +775,16 @@ void ff_format_set_url(AVFormatContext *s, char *url)
     av_freep(&s->url);
     s->url = url;
 }
+
+int ff_format_io_close(AVFormatContext *s, AVIOContext **pb)
+{
+    int ret = 0;
+    if (*pb) {
+        if (s->io_close == ff_format_io_close_default || s->io_close == NULL)
+            ret = s->io_close2(s, *pb);
+        else
+            s->io_close(s, *pb);
+    }
+    *pb = NULL;
+    return ret;
+}