1 files changed, 29 insertions, 0 deletions
diff --git a/filters/user_filters.h b/filters/user_filters.h
new file mode 100644
index 0000000000..8e1e3e380d
--- /dev/null
+++ b/filters/user_filters.h
@@ -0,0 +1,29 @@
+#pragma once
+
+#include "options/m_option.h"
+
+#include "f_output_chain.h"
+
+// For creating filters from command line. Strictly for --vf/--af.
+struct mp_user_filter_entry {
+    // Name and sub-option description.
+    struct m_obj_desc desc;
+    // Create a filter. The option pointer is non-NULL if desc implies a priv
+    // struct to be allocated; then options are parsed into it. The callee
+    // must always free options (but can reparent it with talloc to keep it).
+    struct mp_filter *(*create)(struct mp_filter *parent, void *options);
+};
+
+struct mp_filter *mp_create_user_filter(struct mp_filter *parent,
+                                        enum mp_output_chain_type type,
+                                        const char *name, char **args);
+
+extern const struct mp_user_filter_entry vf_lavfi;
+extern const struct mp_user_filter_entry vf_lavfi_bridge;
+extern const struct mp_user_filter_entry vf_sub;
+extern const struct mp_user_filter_entry vf_vapoursynth;
+extern const struct mp_user_filter_entry vf_vapoursynth_lazy;
+extern const struct mp_user_filter_entry vf_format;
+extern const struct mp_user_filter_entry vf_vdpaupp;
+extern const struct mp_user_filter_entry vf_vavpp;
+extern const struct mp_user_filter_entry vf_d3d11vpp;