simplify AVFormatParameters NULL checks

Originally committed as revision 5146 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-03-11 00:22:21 +00:00
parent e7c8206e5c
commit c04c3282b4
9 changed files with 18 additions and 15 deletions
--- a/libavformat/utils.c
+++ b/libavformat/utils.c
@@ -465,6 +465,12 @@ int av_open_input_stream(AVFormatContext **ic_ptr,
 {
    int err;
    AVFormatContext *ic;
+    AVFormatParameters default_ap;
+
+    if(!ap){
+        ap=&default_ap;
+        memset(ap, 0, sizeof(default_ap));
+    }

    ic = av_alloc_format_context();
    if (!ic) {