capsfeatures: Add GST_CAPS_FEATURES_ANY

This is equal to any other caps features but results in unfixed caps. It
would be used by elements that only look at the buffer metadata or are
currently working in passthrough mode, and as such don't care about any
specific features.

1 files changed, 6 insertions, 0 deletions

diff --git a/gst/gstcapsfeatures.h b/gst/gstcapsfeatures.h
index cb0359cb2..62d9e3c43 100644
--- a/gst/gstcapsfeatures.h
+++ b/gst/gstcapsfeatures.h
@@ -35,6 +35,9 @@ typedef struct _GstCapsFeatures GstCapsFeatures;
 
 #define GST_CAPS_FEATURE_MEMORY_SYSTEM_MEMORY "memory:SystemMemory"
 
+GST_EXPORT GstCapsFeatures *_gst_caps_features_any;
+#define GST_CAPS_FEATURES_ANY (_gst_caps_features_any)
+
 GST_EXPORT GstCapsFeatures *_gst_caps_features_memory_system_memory;
 #define GST_CAPS_FEATURES_MEMORY_SYSTEM_MEMORY (_gst_caps_features_memory_system_memory)
 
@@ -42,6 +45,7 @@ GType             gst_caps_features_get_type (void);
 gboolean          gst_is_caps_features (gconstpointer obj);
 
 GstCapsFeatures * gst_caps_features_new_empty (void);
+GstCapsFeatures * gst_caps_features_new_any (void);
 GstCapsFeatures * gst_caps_features_new (const gchar *feature1, ...);
 GstCapsFeatures * gst_caps_features_new_valist (const gchar *feature1, va_list varargs);
 GstCapsFeatures * gst_caps_features_new_id (GQuark feature1, ...);
@@ -63,6 +67,8 @@ gboolean          gst_caps_features_contains (const GstCapsFeatures * features,
 gboolean          gst_caps_features_contains_id (const GstCapsFeatures * features, GQuark feature);
 gboolean          gst_caps_features_is_equal (const GstCapsFeatures * features1, const GstCapsFeatures * features2);
 
+gboolean          gst_caps_features_is_any (const GstCapsFeatures * features);
+
 void              gst_caps_features_add (GstCapsFeatures * features, const gchar * feature);
 void              gst_caps_features_add_id ( GstCapsFeatures * features, GQuark feature);