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Original commit message from CVS: * gst/base/README: * gst/base/gstbasesrc.c: (gst_basesrc_get_type), (gst_basesrc_init), (gst_basesrc_get_formats), (gst_basesrc_query), (gst_basesrc_get_event_mask), (gst_basesrc_do_seek), (gst_basesrc_event_handler), (gst_basesrc_get_range_unlocked), (gst_basesrc_check_get_range), (gst_basesrc_loop), (gst_basesrc_unlock), (gst_basesrc_get_size), (gst_basesrc_start), (gst_basesrc_stop), (gst_basesrc_activate), (gst_basesrc_change_state), (basesrc_find_peek), (basesrc_find_suggest), (gst_basesrc_type_find): * gst/base/gstbasesrc.h: * gst/elements/gstfilesrc.c: (gst_filesrc_base_init), (gst_filesrc_class_init), (gst_filesrc_init), (gst_filesrc_finalize), (gst_filesrc_set_location), (gst_filesrc_set_property), (gst_filesrc_get_property), (gst_filesrc_free_parent_mmap), (gst_filesrc_map_region), (gst_filesrc_map_small_region), (gst_filesrc_create_mmap), (gst_filesrc_create_read), (gst_filesrc_create), (gst_filesrc_get_size), (gst_filesrc_start), (gst_filesrc_stop): * gst/elements/gstfilesrc.h: * gst/gstelement.c: (gst_element_get_state_func), (gst_element_lost_state), (gst_element_pads_activate): * gst/gstpad.c: (gst_pad_set_active), (gst_pad_peer_set_active), (gst_pad_set_checkgetrange_function), (gst_pad_check_pull_range), (gst_pad_pull_range): * gst/gstpad.h: More work on the generic source base class, implement seeking, query. Make filesrc extend the base source class. Added gst_pad_set_checkgetrange_function to GstPad.
90 lines
2.9 KiB
C
90 lines
2.9 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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* 2005 Wim Taymans <wim@fluendo.com>
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*
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* gstbasesrc.h:
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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., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GST_BASESRC_H__
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#define __GST_BASESRC_H__
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#include <gst/gst.h>
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G_BEGIN_DECLS
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#define GST_TYPE_BASESRC (gst_basesrc_get_type())
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#define GST_BASESRC(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_BASESRC,GstBaseSrc))
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#define GST_BASESRC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_BASESRC,GstBaseSrcClass))
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#define GST_BASESRC_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_BASESRC, GstBaseSrcClass))
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#define GST_IS_BASESRC(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_BASESRC))
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#define GST_IS_BASESRC_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_BASESRC))
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typedef enum {
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GST_BASESRC_STARTED = GST_ELEMENT_FLAG_LAST,
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GST_BASESRC_FLAG_LAST = GST_ELEMENT_FLAG_LAST + 2
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} GstFileSrcFlags;
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typedef struct _GstBaseSrc GstBaseSrc;
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typedef struct _GstBaseSrcClass GstBaseSrcClass;
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struct _GstBaseSrc {
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GstElement element;
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GstPad *srcpad;
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gint blocksize;
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gint64 segment_start;
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gint64 segment_end;
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gboolean segment_loop;
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gboolean seekable;
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guint64 offset;
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guint64 size;
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};
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struct _GstBaseSrcClass {
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GstElementClass parent_class;
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GstCaps* (*get_caps) (GstBaseSrc *src);
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gboolean (*set_caps) (GstBaseSrc *src, GstCaps *caps);
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gboolean (*start) (GstBaseSrc *src);
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gboolean (*stop) (GstBaseSrc *src);
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void (*get_times) (GstBaseSrc *src, GstBuffer *buffer,
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GstClockTime *start, GstClockTime *end);
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gboolean (*get_size) (GstBaseSrc *src, guint64 *size);
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gboolean (*is_seekable) (GstBaseSrc *src);
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gboolean (*unlock) (GstBaseSrc *src);
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gboolean (*event) (GstBaseSrc *src, GstEvent *event);
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GstFlowReturn (*create) (GstBaseSrc *src, guint64 offset, guint size,
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GstBuffer **buf);
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};
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GType gst_basesrc_get_type(void);
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G_END_DECLS
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#endif /* __GST_BASESRC_H__ */
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