gstreamer/plugins/elements/gstoutputselector.h
Thibault Saunier f41f84538a output-selector: Drop duplicated seek events
When we get a seek event on several source pads, we should drop
the duplicated ones as any element that has several srcpads (like
demuxers).

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/478>
2020-05-13 17:59:06 -04:00

88 lines
2.7 KiB
C

/* GStreamer
* Copyright (C) 2008 Nokia Corporation. (contact <stefan.kost@nokia.com>)
*
* 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_OUTPUT_SELECTOR_H__
#define __GST_OUTPUT_SELECTOR_H__
#include <gst/gst.h>
G_BEGIN_DECLS
#define GST_TYPE_OUTPUT_SELECTOR \
(gst_output_selector_get_type())
#define GST_OUTPUT_SELECTOR(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_OUTPUT_SELECTOR, GstOutputSelector))
#define GST_OUTPUT_SELECTOR_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_OUTPUT_SELECTOR, GstOutputSelectorClass))
#define GST_IS_OUTPUT_SELECTOR(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_OUTPUT_SELECTOR))
#define GST_IS_OUTPUT_SELECTOR_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_OUTPUT_SELECTOR))
typedef struct _GstOutputSelector GstOutputSelector;
typedef struct _GstOutputSelectorClass GstOutputSelectorClass;
struct _GstOutputSelector {
GstElement element;
GstPad *sinkpad;
GstPad *active_srcpad;
GstPad *pending_srcpad;
guint nb_srcpads;
gint pad_negotiation_mode;
GstSegment segment;
guint32 segment_seqnum;
/* resend latest buffer after switch */
gboolean resend_latest;
GstBuffer *latest_buffer;
};
struct _GstOutputSelectorClass {
GstElementClass parent_class;
};
/**
* GstOutputSelectorPadNegotiationMode:
* @GST_OUTPUT_SELECTOR_PAD_NEGOTIATION_MODE_NONE: don't propagate the input
* stream.
* @GST_OUTPUT_SELECTOR_PAD_NEGOTIATION_MODE_ALL: direct input stream to all
* output pads.
* @GST_OUTPUT_SELECTOR_PAD_NEGOTIATION_MODE_ACTIVE: direct input stream to the
* currently active output pad as described by the #GstOutputSelector:active-pad
* property.
*
* To what output pad the input stream should be directed.
*/
typedef enum
{
GST_OUTPUT_SELECTOR_PAD_NEGOTIATION_MODE_NONE,
GST_OUTPUT_SELECTOR_PAD_NEGOTIATION_MODE_ALL,
GST_OUTPUT_SELECTOR_PAD_NEGOTIATION_MODE_ACTIVE
} GstOutputSelectorPadNegotiationMode;
G_GNUC_INTERNAL GType gst_output_selector_get_type (void);
G_END_DECLS
#endif /* __GST_OUTPUT_SELECTOR_H__ */