gstreamer/ext/theora/gsttheoradec.h

111 lines
2.7 KiB
C

/* GStreamer
* Copyright (C) 2004 Benjamin Otte <in7y118@public.uni-hamburg.de>
*
* 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_THEORADEC_H__
#define __GST_THEORADEC_H__
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <gst/gst.h>
#include <theora/theora.h>
#include <string.h>
G_BEGIN_DECLS
#define GST_TYPE_THEORA_DEC \
(gst_theora_dec_get_type())
#define GST_THEORA_DEC(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_THEORA_DEC,GstTheoraDec))
#define GST_THEORA_DEC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_THEORA_DEC,GstTheoraDecClass))
#define GST_IS_THEORA_DEC(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_THEORA_DEC))
#define GST_IS_THEORA_DEC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_THEORA_DEC))
typedef struct _GstTheoraDec GstTheoraDec;
typedef struct _GstTheoraDecClass GstTheoraDecClass;
/**
* GstTheoraDec:
*
* Opaque object data structure.
*/
struct _GstTheoraDec
{
GstElement element;
/* Pads */
GstPad *sinkpad;
GstPad *srcpad;
/* theora decoder state */
theora_state state;
theora_info info;
theora_comment comment;
gboolean have_header;
gboolean is_old_bitstream;
guint64 granulepos;
guint64 granule_shift;
GstClockTime last_timestamp;
guint64 frame_nr; /* unused */
gboolean need_keyframe;
gint width, height;
gint offset_x, offset_y;
gint output_bpp;
gboolean crop;
/* list of buffers that need timestamps */
GList *queued;
/* list of raw output buffers */
GList *output;
/* gather/decode queues for reverse playback */
GList *gather;
GList *decode;
GList *pendingevents;
GstTagList *tags;
/* segment info */ /* with STREAM_LOCK */
GstSegment segment;
gboolean discont;
guint32 seqnum;
/* QoS stuff */ /* with LOCK*/
gdouble proportion;
GstClockTime earliest_time;
gboolean have_par;
gint par_num;
gint par_den;
};
struct _GstTheoraDecClass
{
GstElementClass parent_class;
};
G_END_DECLS
#endif /* __GST_THEORADEC_H__ */