gstreamer/ext/kate/gstkatespu.h
2009-07-21 12:57:31 +01:00

65 lines
2.2 KiB
C

/* -*- c-basic-offset: 2 -*-
* GStreamer
* Copyright (C) <2009> ogg.k.ogg.k <ogg.k.ogg.k at googlemail dot 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GST_KATE_SPU_H__
#define __GST_KATE_SPU_H__
#include <gst/gst.h>
#include <kate/kate.h>
#include "gstkateenc.h"
#include "gstkatedec.h"
#define GST_KATE_UINT16_BE(ptr) ( ( ((guint16)((ptr)[0])) <<8) | ((ptr)[1]) )
/* taken off the DVD SPU decoder - now is time for today's WTF ???? */
#define GST_KATE_STM_TO_GST(stm) ((GST_MSECOND * 1024 * (stm)) / 90)
#define GST_KATE_GST_TO_STM(gst) ((int)(((gst) * 90000 ) / 1024))
#define GST_KATE_SPU_MIME_TYPE "video/x-dvd-subpicture"
G_BEGIN_DECLS
enum GstKateSpuCmd
{
SPU_CMD_FSTA_DSP = 0x00, /* Forced Display */
SPU_CMD_DSP = 0x01, /* Display Start */
SPU_CMD_STP_DSP = 0x02, /* Display Off */
SPU_CMD_SET_COLOR = 0x03, /* Set the color indexes for the palette */
SPU_CMD_SET_ALPHA = 0x04, /* Set the alpha indexes for the palette */
SPU_CMD_SET_DAREA = 0x05, /* Set the display area for the SPU */
SPU_CMD_DSPXA = 0x06, /* Pixel data addresses */
SPU_CMD_CHG_COLCON = 0x07, /* Change Color & Contrast */
SPU_CMD_END = 0xff
};
extern const guint32 gst_kate_spu_default_clut[16];
extern GstFlowReturn
gst_kate_spu_decode_spu (GstKateEnc * ke, GstBuffer * buf, kate_region * kr,
kate_bitmap * kb, kate_palette * kp);
extern GstBuffer*
gst_kate_spu_encode_spu (GstKateDec * kd, const kate_event * ev);
G_END_DECLS
#endif /* __GST_KATE_SPU_H__ */