1 files changed, 71 insertions, 0 deletions
diff --git a/ext/pango/gsttextoverlay.h b/ext/pango/gsttextoverlay.h
new file mode 100644
index 00000000..ea8f5bf7
--- /dev/null
+++ b/ext/pango/gsttextoverlay.h
@@ -0,0 +1,71 @@
+/* -*- Mode: C; c-file-style: "stroustrup" -*- */
+#ifndef __GST_TEXTOVERLAY_H__
+#define __GST_TEXTOVERLAY_H__
+
+#include <gst/gst.h>
+#include <pango/pangoft2.h>
+
+G_BEGIN_DECLS
+
+#define GST_TYPE_TEXTOVERLAY           (gst_textoverlay_get_type())
+#define GST_TEXTOVERLAY(obj)           (G_TYPE_CHECK_INSTANCE_CAST((obj),\
+                                        GST_TYPE_TEXTOVERLAY, GstTextOverlay))
+#define GST_TEXTOVERLAY_CLASS(klass)   (G_TYPE_CHECK_CLASS_CAST((klass),\
+                                        GST_TYPE_ULAW, GstTextOverlay))
+#define GST_TEXTOVERLAY_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj),\
+                                        GST_TYPE_TEXTOVERLAY, GstTextOverlayClass))
+#define GST_IS_TEXTOVERLAY(obj)        (G_TYPE_CHECK_INSTANCE_TYPE((obj),\
+                                        GST_TYPE_TEXTOVERLAY))
+#define GST_IS_TEXTOVERLAY_CLASS(obj)  (G_TYPE_CHECK_CLASS_TYPE((klass),\
+                                        GST_TYPE_TEXTOVERLAY))
+
+typedef struct _GstTextOverlay      GstTextOverlay;
+typedef struct _GstTextOverlayClass GstTextOverlayClass;
+
+typedef enum _GstTextOverlayVAlign GstTextOverlayVAlign;
+typedef enum _GstTextOverlayHAlign GstTextOverlayHAlign;
+
+enum _GstTextOverlayVAlign {
+    GST_TEXT_OVERLAY_VALIGN_BASELINE,
+    GST_TEXT_OVERLAY_VALIGN_BOTTOM,
+    GST_TEXT_OVERLAY_VALIGN_TOP,
+};
+
+enum _GstTextOverlayHAlign {
+    GST_TEXT_OVERLAY_HALIGN_LEFT,
+    GST_TEXT_OVERLAY_HALIGN_CENTER,
+    GST_TEXT_OVERLAY_HALIGN_RIGHT,
+};
+
+
+struct _GstTextOverlay {
+    GstElement            element;
+
+    GstPad               *video_sinkpad;
+    GstPad               *text_sinkpad;
+    GstPad               *srcpad;
+    gint                  width;
+    gint                  height;
+    PangoLayout          *layout;
+    FT_Bitmap             bitmap;
+    gint                  bitmap_buffer_size;
+    gint                  baseline_y;
+    GstTextOverlayVAlign  valign;
+    GstTextOverlayHAlign  halign;
+    gint                  x0;
+    gint                  y0;
+    guint64               next_known_text_change;
+    GString              *next_known_text;
+};
+
+struct _GstTextOverlayClass {
+    GstElementClass parent_class;
+
+    PangoContext *pango_context;
+};
+
+GType gst_textoverlay_get_type(void) G_GNUC_CONST;
+
+G_END_DECLS
+
+#endif /* __GST_TEXTOVERLAY_H */