gstreamer/gst/dvdsub/gstdvdsubdec.h
Kapil Agrawal 59bd88e4bd dvdsubdec: Support ARGB output
Negotiate to and render into ARGB buffers directly if the peer supports it.
Fixes: #580869
2009-05-21 14:20:22 +01:00

101 lines
2.6 KiB
C

/* GStreamer
* Copyright (C) <2005> Jan Schmidt <jan@fluendo.com>
* Copyright (C) <2002> Wim Taymans <wim@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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include <gst/gst.h>
#define GST_TYPE_DVD_SUB_DEC (gst_dvd_sub_dec_get_type())
#define GST_DVD_SUB_DEC(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_DVD_SUB_DEC,GstDvdSubDec))
#define GST_DVD_SUB_DEC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_DVD_SUB_DEC,GstDvdSubDecClass))
#define GST_IS_DVD_SUB_DEC(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_DVD_SUB_DEC))
#define GST_IS_DVD_SUB_DEC_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_DVD_SUB_DEC))
typedef struct _GstDvdSubDec GstDvdSubDec;
typedef struct _GstDvdSubDecClass GstDvdSubDecClass;
/* Hold premultimplied colour values */
typedef struct Color_val
{
guchar Y_R;
guchar U_G;
guchar V_B;
guchar A;
} Color_val;
struct _GstDvdSubDec
{
GstElement element;
GstPad *sinkpad;
GstPad *srcpad;
gint in_width, in_height;
/* Collect together subtitle buffers until we have a full control sequence */
GstBuffer *partialbuf;
gboolean have_title;
guchar subtitle_index[4];
guchar menu_index[4];
guchar subtitle_alpha[4];
guchar menu_alpha[4];
guint32 current_clut[16];
Color_val palette_cache_yuv[4];
Color_val hl_palette_cache_yuv[4];
Color_val palette_cache_rgb[4];
Color_val hl_palette_cache_rgb[4];
gboolean use_ARGB;
guint32 out_fourcc;
GstClockTime next_ts;
/*
* State info for the current subpicture
* buffer
*/
guchar *parse_pos;
guint16 packet_size;
guint16 data_size;
gint offset[2];
gboolean forced_display;
gboolean visible;
gint left, top, right, bottom;
gint hl_left, hl_top, hl_right, hl_bottom;
gint current_button;
GstClockTime next_event_ts;
GstBuffer *out_buffer;
gboolean buf_dirty;
};
struct _GstDvdSubDecClass
{
GstElementClass parent_class;
};
GType gst_dvd_sub_dec_get_type (void);