gst_plugins_base/ext/pango/gsttextrender.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Wed, 31 Mar 2010 22:03:18 +0300
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#ifndef __GST_TEXT_RENDER_H__
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#define __GST_TEXT_RENDER_H__
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#include <gst/gst.h>
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#include <pango/pangoft2.h>
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G_BEGIN_DECLS
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#define GST_TYPE_TEXT_RENDER            (gst_text_render_get_type())
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#define GST_TEXT_RENDER(obj)            (G_TYPE_CHECK_INSTANCE_CAST((obj),\
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                                        GST_TYPE_TEXT_RENDER, GstTextRender))
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#define GST_TEXT_RENDER_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST((klass),\
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                                        GST_TYPE_TEXT_RENDER, GstTextRenderClass))
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#define GST_TEXT_RENDER_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj),\
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                                        GST_TYPE_TEXT_RENDER, GstTextRenderClass))
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#define GST_IS_TEXT_RENDER(obj)         (G_TYPE_CHECK_INSTANCE_TYPE((obj),\
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                                        GST_TYPE_TEXT_RENDER))
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#define GST_IS_TEXT_RENDER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),\
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                                        GST_TYPE_TEXT_RENDER))
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typedef struct _GstTextRender      GstTextRender;
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typedef struct _GstTextRenderClass GstTextRenderClass;
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/**
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 * GstTextRender:
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 *
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 * Opaque textrender data structure.
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 */
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struct _GstTextRender {
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    GstElement            element;
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    GstPad               *sinkpad, *srcpad;
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    gint                  width;
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    gint                  height;
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    PangoLayout          *layout;
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    FT_Bitmap             bitmap;
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    gint                  bitmap_buffer_size;
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    gint                  baseline_y;
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};
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struct _GstTextRenderClass {
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    GstElementClass parent_class;
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    PangoContext *pango_context;
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};
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GType gst_text_render_get_type(void) G_GNUC_CONST;
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G_END_DECLS
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#endif /* __GST_TEXT_RENDER_H */