audio, video: init audio/video format info to UNKNOWN format

This is to prevent e.g. GST_AUDIO_INFO_FORMAT() from crashing on a NULL pointer
dereference when used with an unset info.

diff --git a/gst-libs/gst/audio/audio.c b/gst-libs/gst/audio/audio.c
index 95d4266e258baf72242f24dea6e780a293fbed97..af59121d2a1487e5f529f8a7f42d8a717abe4964 100644 (file)
--- a/gst-libs/gst/audio/audio.c
+++ b/gst-libs/gst/audio/audio.c
@@ -275,6 +275,8 @@ gst_audio_info_init (GstAudioInfo * info)
   g_return_if_fail (info != NULL);
 
   memset (info, 0, sizeof (GstAudioInfo));
+
+  info->finfo = &formats[GST_AUDIO_FORMAT_UNKNOWN];
 }
 
 /**

diff --git a/gst-libs/gst/video/video.c b/gst-libs/gst/video/video.c
index 13af59299c0c7e343a42697cc7babcbe315da053..2efba1932db990e8336aa84b675cc0367519d9aa 100644 (file)
--- a/gst-libs/gst/video/video.c
+++ b/gst-libs/gst/video/video.c
@@ -608,6 +608,9 @@ gst_video_info_init (GstVideoInfo * info)
   g_return_if_fail (info != NULL);
 
   memset (info, 0, sizeof (GstVideoInfo));
+
+  info->finfo = &formats[GST_VIDEO_FORMAT_UNKNOWN].info;
+
   info->views = 1;
   /* arrange for sensible defaults, e.g. if turned into caps */
   info->fps_n = 0;