gstreamer/plugins/elements/gstfilesrc.h

86 lines
2.6 KiB
C
Raw Normal View History

/* GStreamer
* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
* 2000 Wim Taymans <wtay@chello.be>
gst/: More work on the generic source base class, implement seeking, query. 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.
2005-04-06 17:30:48 +00:00
* 2005 Wim Taymans <wim@fluendo.com>
*
* gstfilesrc.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_FILE_SRC_H__
#define __GST_FILE_SRC_H__
gst/: More work on the generic source base class, implement seeking, query. 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.
2005-04-06 17:30:48 +00:00
#include <sys/types.h>
#include <gst/gst.h>
gst/: More work on the generic source base class, implement seeking, query. 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.
2005-04-06 17:30:48 +00:00
#include <gst/base/gstbasesrc.h>
G_BEGIN_DECLS
#define GST_TYPE_FILE_SRC \
(gst_file_src_get_type())
#define GST_FILE_SRC(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_FILE_SRC,GstFileSrc))
#define GST_FILE_SRC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_FILE_SRC,GstFileSrcClass))
#define GST_IS_FILE_SRC(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_FILE_SRC))
#define GST_IS_FILE_SRC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_FILE_SRC))
#define GST_FILE_SRC_CAST(obj) ((GstFileSrc*) obj)
typedef struct _GstFileSrc GstFileSrc;
typedef struct _GstFileSrcClass GstFileSrcClass;
/**
* GstFileSrc:
*
* Opaque #GstFileSrc structure.
*/
struct _GstFileSrc {
gst/: More work on the generic source base class, implement seeking, query. 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.
2005-04-06 17:30:48 +00:00
GstBaseSrc element;
/*< private >*/
guint pagesize; /* system page size */
gchar *filename; /* filename */
gchar *uri; /* caching the URI */
gint fd; /* open file descriptor */
gst/: More work on the generic source base class, implement seeking, query. 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.
2005-04-06 17:30:48 +00:00
guint64 read_position; /* position of fd */
gboolean touch; /* whether to touch every page */
gboolean using_mmap; /* whether we opened it with mmap */
gboolean sequential; /* Whether to madvise (MADV_SEQUENTIAL)
for mmap pages */
gboolean seekable; /* whether the file is seekable */
gboolean is_regular; /* whether it's a (symlink to a)
regular file */
GstBuffer *mapbuf;
size_t mapsize;
gboolean use_mmap;
};
struct _GstFileSrcClass {
gst/: More work on the generic source base class, implement seeking, query. 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.
2005-04-06 17:30:48 +00:00
GstBaseSrcClass parent_class;
};
GType gst_file_src_get_type (void);
G_END_DECLS
#endif /* __GST_FILE_SRC_H__ */