/* GStreamer * Copyright (C) 1999,2000 Erik Walthinsen * 2000 Wim Taymans * * gstbasesink.h: * * 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_BASESINK_H__ #define __GST_BASESINK_H__ #include G_BEGIN_DECLS #define GST_TYPE_BASESINK (gst_basesink_get_type()) #define GST_BASESINK(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_BASESINK,GstBaseSink)) #define GST_BASESINK_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_BASESINK,GstBaseSinkClass)) #define GST_BASESINK_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_BASESINK, GstBaseSinkClass)) #define GST_IS_BASESINK(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_BASESINK)) #define GST_IS_BASESINK_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_BASESINK)) #define GST_BASESINK_CLOCK(obj) (GST_BASESINK (obj)->clock) #define GST_BASESINK_PAD(obj) (GST_BASESINK (obj)->sinkpad) typedef struct _GstBaseSink GstBaseSink; typedef struct _GstBaseSinkClass GstBaseSinkClass; struct _GstBaseSink { GstElement element; GstPad *sinkpad; GstActivateMode pad_mode; GQueue *preroll_queue; /* with PREROLL_LOCK */ gint preroll_queue_max_len; /* with PREROLL_LOCK */ guint64 offset; gboolean has_loop; gboolean has_chain; GstClock *clock; GstClockID clock_id; GstClockTime end_time; gboolean eos; gboolean need_preroll; gboolean have_preroll; }; struct _GstBaseSinkClass { GstElementClass parent_class; GstCaps* (*get_caps) (GstBaseSink *sink); gboolean (*set_caps) (GstBaseSink *sink, GstCaps *caps); GstBuffer* (*buffer_alloc) (GstBaseSink *sink, guint64 offset, guint size, GstCaps *caps); void (*get_times) (GstBaseSink *sink, GstBuffer *buffer, GstClockTime *start, GstClockTime *end); gboolean (*event) (GstBaseSink *sink, GstEvent *event); GstFlowReturn (*preroll) (GstBaseSink *sink, GstBuffer *buffer); GstFlowReturn (*render) (GstBaseSink *sink, GstBuffer *buffer); }; GType gst_basesink_get_type(void); G_END_DECLS #endif /* __GST_BASESINK_H__ */