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/* GStreamer DVD Sub-Picture Unit
* Copyright (C) 2007 Fluendo S.A. <info@fluendo.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GSTSPU_COMMON_H__
#define __GSTSPU_COMMON_H__
#include <glib.h>
#include <gst/video/video.h>
G_BEGIN_DECLS
/* FIXME: Move this back to gstdvdspu.h when the renderers no longer use it: */
typedef struct _GstDVDSpu GstDVDSpu;
typedef struct SpuState SpuState;
typedef struct SpuColour SpuColour;
typedef struct SpuRect SpuRect;
/* Describe the limits of a rectangle */
struct SpuRect {
gint16 left;
gint16 top;
gint16 right;
gint16 bottom;
};
/* Store a pre-multiplied colour value. The YUV fields hold the YUV values
* multiplied by the 8-bit alpha, to save computing it while rendering */
struct SpuColour {
guint16 Y;
guint16 U;
guint16 V;
guint8 A;
};
void gstspu_clear_comp_buffers (SpuState * state);
void gstspu_blend_comp_buffers (SpuState * state, guint8 * planes[3]);
G_END_DECLS
#endif /* __GSTSPU_COMMON_H__ */
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