139 lines
		
	
	
		
			4.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			139 lines
		
	
	
		
			4.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* GStreamer
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|  * Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
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|  *                    2000 Wim Taymans <wtay@chello.be>
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|  *
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|  * gstpipeline.h: Header for GstPipeline element
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|  *
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|  * This library is free software; you can redistribute it and/or
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|  * modify it under the terms of the GNU Library General Public
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|  * License as published by the Free Software Foundation; either
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|  * version 2 of the License, or (at your option) any later version.
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|  *
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|  * This library is distributed in the hope that it will be useful,
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|  * but WITHOUT ANY WARRANTY; without even the implied warranty of
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|  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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|  * Library General Public License for more details.
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|  *
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|  * You should have received a copy of the GNU Library General Public
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|  * License along with this library; if not, write to the
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|  * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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|  * Boston, MA 02110-1301, USA.
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|  */
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| 
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| 
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| #ifndef __GST_PIPELINE_H__
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| #define __GST_PIPELINE_H__
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| 
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| #include <gst/gstbin.h>
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| 
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| G_BEGIN_DECLS
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| 
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| #define GST_TYPE_PIPELINE               (gst_pipeline_get_type ())
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| #define GST_PIPELINE(obj)               (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_PIPELINE, GstPipeline))
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| #define GST_IS_PIPELINE(obj)            (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_PIPELINE))
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| #define GST_PIPELINE_CLASS(klass)       (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_PIPELINE, GstPipelineClass))
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| #define GST_IS_PIPELINE_CLASS(klass)    (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_PIPELINE))
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| #define GST_PIPELINE_GET_CLASS(obj)     (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_PIPELINE, GstPipelineClass))
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| #define GST_PIPELINE_CAST(obj)          ((GstPipeline*)(obj))
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| 
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| typedef struct _GstPipeline GstPipeline;
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| typedef struct _GstPipelineClass GstPipelineClass;
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| typedef struct _GstPipelinePrivate GstPipelinePrivate;
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| 
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| /**
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|  * GstPipelineFlags:
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|  * @GST_PIPELINE_FLAG_FIXED_CLOCK: this pipeline works with a fixed clock
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|  * @GST_PIPELINE_FLAG_LAST: offset to define more flags
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|  *
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|  * Pipeline flags
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|  */
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| typedef enum {
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|   GST_PIPELINE_FLAG_FIXED_CLOCK        = (GST_BIN_FLAG_LAST << 0),
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|   /* padding */
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|   GST_PIPELINE_FLAG_LAST               = (GST_BIN_FLAG_LAST << 4)
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| } GstPipelineFlags;
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| 
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| /**
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|  * GstPipeline:
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|  * @fixed_clock: The fixed clock of the pipeline, used when
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|  *               GST_PIPELINE_FLAG_FIXED_CLOCK is set.
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|  * @stream_time: The stream time of the pipeline. A better name for this
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|  *         property would be the running_time, the total time spent in the
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|  *         PLAYING state without being flushed. (deprecated, use the start_time
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|  *         on GstElement).
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|  * @delay: Extra delay added to base_time to compensate for computing delays
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|  *         when setting elements to PLAYING.
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|  *
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|  * The #GstPipeline structure.
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|  */
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| struct _GstPipeline {
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|   GstBin         bin;
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| 
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|   /*< public >*/ /* with LOCK */
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|   GstClock      *fixed_clock;
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| 
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|   GstClockTime   stream_time;
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|   GstClockTime   delay;
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| 
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|   /*< private >*/
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|   GstPipelinePrivate *priv;
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| 
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|   gpointer _gst_reserved[GST_PADDING];
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| };
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| 
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| struct _GstPipelineClass {
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|   GstBinClass parent_class;
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| 
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|   /*< private >*/
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|   gpointer _gst_reserved[GST_PADDING];
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| };
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| 
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| GST_API
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| GType           gst_pipeline_get_type           (void);
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| 
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| GST_API
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| GstElement*     gst_pipeline_new                (const gchar *name) G_GNUC_MALLOC;
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| 
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| GST_API
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| GstBus*         gst_pipeline_get_bus            (GstPipeline *pipeline);
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| 
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| GST_API
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| void            gst_pipeline_use_clock          (GstPipeline *pipeline, GstClock *clock);
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| 
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| GST_API
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| gboolean        gst_pipeline_set_clock          (GstPipeline *pipeline, GstClock *clock);
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| 
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| GST_API
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| GstClock*       gst_pipeline_get_clock          (GstPipeline *pipeline);
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| 
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| GST_API
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| GstClock*       gst_pipeline_get_pipeline_clock (GstPipeline *pipeline);
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| 
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| GST_API
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| void            gst_pipeline_auto_clock         (GstPipeline *pipeline);
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| 
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| GST_API
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| void            gst_pipeline_set_delay          (GstPipeline *pipeline, GstClockTime delay);
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| 
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| GST_API
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| GstClockTime    gst_pipeline_get_delay          (GstPipeline *pipeline);
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| 
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| GST_API
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| void            gst_pipeline_set_latency        (GstPipeline *pipeline, GstClockTime latency);
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| 
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| GST_API
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| GstClockTime    gst_pipeline_get_latency        (GstPipeline *pipeline);
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| 
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| GST_API
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| void            gst_pipeline_set_auto_flush_bus (GstPipeline *pipeline, gboolean auto_flush);
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| 
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| GST_API
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| gboolean        gst_pipeline_get_auto_flush_bus (GstPipeline *pipeline);
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| 
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| G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstPipeline, gst_object_unref)
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| 
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| G_END_DECLS
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| 
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| #endif /* __GST_PIPELINE_H__ */
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| 
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