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/* GStreamer
* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
* 2000 Wim Taymans <wtay@chello.be>
*
* gstpipeline.h: Header for GstPipeline element
*
* 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 __GST_PIPELINE_H__
#define __GST_PIPELINE_H__
#include <gst/gstbin.h>
G_BEGIN_DECLS
#define GST_TYPE_PIPELINE (gst_pipeline_get_type ())
#define GST_PIPELINE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_PIPELINE, GstPipeline))
#define GST_IS_PIPELINE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_PIPELINE))
#define GST_PIPELINE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_PIPELINE, GstPipelineClass))
#define GST_IS_PIPELINE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_PIPELINE))
#define GST_PIPELINE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_PIPELINE, GstPipelineClass))
#define GST_PIPELINE_CAST(obj) ((GstPipeline*)(obj))
typedef struct _GstPipeline GstPipeline;
typedef struct _GstPipelineClass GstPipelineClass;
typedef struct _GstPipelinePrivate GstPipelinePrivate;
/**
* GstPipelineFlags:
* @GST_PIPELINE_FLAG_FIXED_CLOCK: this pipeline works with a fixed clock
* @GST_PIPELINE_FLAG_LAST: offset to define more flags
*
* Pipeline flags
*/
typedef enum {
GST_PIPELINE_FLAG_FIXED_CLOCK = (GST_BIN_FLAG_LAST << 0),
/* padding */
GST_PIPELINE_FLAG_LAST = (GST_BIN_FLAG_LAST << 4)
} GstPipelineFlags;
/**
* GstPipeline:
* @fixed_clock: The fixed clock of the pipeline, used when
* GST_PIPELINE_FLAG_FIXED_CLOCK is set.
* @stream_time: The stream time of the pipeline. A better name for this
* property would be the running_time, the total time spent in the
* PLAYING state without being flushed. (deprecated, use the start_time
* on GstElement).
* @delay: Extra delay added to base_time to compensate for computing delays
* when setting elements to PLAYING.
*
* The #GstPipeline structure.
*/
struct _GstPipeline {
GstBin bin;
/*< public >*/ /* with LOCK */
GstClock *fixed_clock;
GstClockTime stream_time;
GstClockTime delay;
/*< private >*/
GstPipelinePrivate *priv;
gpointer _gst_reserved[GST_PADDING];
};
struct _GstPipelineClass {
GstBinClass parent_class;
/*< private >*/
gpointer _gst_reserved[GST_PADDING];
};
GST_API
GType gst_pipeline_get_type (void);
GST_API
GstElement* gst_pipeline_new (const gchar *name) G_GNUC_MALLOC;
GST_API
GstBus* gst_pipeline_get_bus (GstPipeline *pipeline);
GST_API
void gst_pipeline_use_clock (GstPipeline *pipeline, GstClock *clock);
GST_API
gboolean gst_pipeline_set_clock (GstPipeline *pipeline, GstClock *clock);
GST_API
GstClock* gst_pipeline_get_clock (GstPipeline *pipeline);
GST_API
GstClock* gst_pipeline_get_pipeline_clock (GstPipeline *pipeline);
GST_API
void gst_pipeline_auto_clock (GstPipeline *pipeline);
GST_API
void gst_pipeline_set_delay (GstPipeline *pipeline, GstClockTime delay);
GST_API
GstClockTime gst_pipeline_get_delay (GstPipeline *pipeline);
GST_API
void gst_pipeline_set_latency (GstPipeline *pipeline, GstClockTime latency);
GST_API
GstClockTime gst_pipeline_get_latency (GstPipeline *pipeline);
GST_API
void gst_pipeline_set_auto_flush_bus (GstPipeline *pipeline, gboolean auto_flush);
GST_API
gboolean gst_pipeline_get_auto_flush_bus (GstPipeline *pipeline);
G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstPipeline, gst_object_unref)
G_END_DECLS
#endif /* __GST_PIPELINE_H__ */
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