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f65bdac49b
Split the introspection and registration part. This way we only need to open all plugins when updating the registry. When reading the registry we can register the elements entierly from the cache.
89 lines
3.1 KiB
C
89 lines
3.1 KiB
C
/* GStreamer
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* Copyright (C) 1999 Erik Walthinsen <omega@cse.ogi.edu>
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* Copyright (C) 2005 Stefan Kost <ensonic@users.sf.net> (audiotestsrc)
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* Copyright (C) 2013 Juan Manuel Borges Caño <juanmabcmail@gmail.com>
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*
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* gstladspasource.h: Header for LADSPA source
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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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#ifndef __GST_LADSPA_SOURCE_H__
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#define __GST_LADSPA_SOURCE_H__
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#include <gst/gst.h>
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#include <gst/base/gstbasesrc.h>
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#include "gstladspautils.h"
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G_BEGIN_DECLS
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#define GST_TYPE_LADSPA_SOURCE (gst_ladspa_source_get_type())
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#define GST_LADSPA_SOURCE(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_LADSPA_SOURCE,GstLADSPASource))
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#define GST_LADSPA_SOURCE_CAST(obj) ((GstLADSPASource *) (obj))
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#define GST_LADSPA_SOURCE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_LADSPA_SOURCE,GstLADSPASourceClass))
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#define GST_LADSPA_SOURCE_CLASS_CAST(klass) ((GstLADSPASourceClass *) (klass))
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#define GST_LADSPA_SOURCE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj),GST_TYPE_LADSPA_SOURCE,GstLADSPASourceClass))
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#define GST_IS_LADSPA_SOURCE(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_LADSPA_SOURCE))
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#define GST_IS_LADSPA_SOURCE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_LADSPA_SOURCE))
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typedef struct _GstLADSPASource GstLADSPASource;
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typedef struct _GstLADSPASourceClass GstLADSPASourceClass;
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struct _GstLADSPASource
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{
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GstBaseSrc parent;
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GstLADSPA ladspa;
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/* audio parameters */
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GstAudioInfo info;
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gint samples_per_buffer;
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/*< private > */
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gboolean tags_pushed; /* send tags just once ? */
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GstClockTimeDiff timestamp_offset; /* base offset */
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GstClockTime next_time; /* next timestamp */
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gint64 next_sample; /* next sample to send */
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gint64 next_byte; /* next byte to send */
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gint64 sample_stop;
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gboolean check_seek_stop;
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gboolean eos_reached;
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gint generate_samples_per_buffer; /* used to generate a partial buffer */
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gboolean can_activate_pull;
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gboolean reverse; /* play backwards */
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};
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struct _GstLADSPASourceClass
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{
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GstBaseSrcClass parent_class;
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GstLADSPAClass ladspa;
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};
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GType
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gst_ladspa_source_get_type (void);
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void
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ladspa_register_source_element (GstPlugin * plugin, GstStructure *ladspa_meta);
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void
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gst_my_base_source_class_add_pad_template (GstBaseSrcClass * base_class,
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GstCaps * srccaps);
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G_END_DECLS
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#endif /* __GST_LADSPA_SOURCE_H__ */
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