gstreamer/plugins/elements/gstfilesink.h
Sebastian Dröge 6b4fc62b7b filesink: Implement buffering internally
We use writev() so every call ends up going to the kernel but for small
buffers we generally would prefer to do as few write calls as possible.

https://bugzilla.gnome.org/show_bug.cgi?id=794173
2018-08-16 17:01:07 +03:00

98 lines
2.6 KiB
C

/* GStreamer
* Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
* 2000 Wim Taymans <wtay@chello.be>
*
* gstfilesink.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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GST_FILE_SINK_H__
#define __GST_FILE_SINK_H__
#include <stdio.h>
#include <gst/gst.h>
#include <gst/base/gstbasesink.h>
G_BEGIN_DECLS
#define GST_TYPE_FILE_SINK \
(gst_file_sink_get_type())
#define GST_FILE_SINK(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_FILE_SINK,GstFileSink))
#define GST_FILE_SINK_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_FILE_SINK,GstFileSinkClass))
#define GST_IS_FILE_SINK(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_FILE_SINK))
#define GST_IS_FILE_SINK_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_FILE_SINK))
#define GST_FILE_SINK_CAST(obj) ((GstFileSink *)(obj))
typedef struct _GstFileSink GstFileSink;
typedef struct _GstFileSinkClass GstFileSinkClass;
/**
* GstFileSinkBufferMode:
* @GST_FILE_SINK_BUFFER_MODE_DEFAULT: Default buffering
* @GST_FILE_SINK_BUFFER_MODE_FULL: Fully buffered
* @GST_FILE_SINK_BUFFER_MODE_LINE: Line buffered
* @GST_FILE_SINK_BUFFER_MODE_UNBUFFERED: Unbuffered
*
* File read buffering mode.
*/
typedef enum {
GST_FILE_SINK_BUFFER_MODE_DEFAULT = -1,
GST_FILE_SINK_BUFFER_MODE_FULL = _IOFBF,
GST_FILE_SINK_BUFFER_MODE_LINE = _IOLBF,
GST_FILE_SINK_BUFFER_MODE_UNBUFFERED = _IONBF
} GstFileSinkBufferMode;
/**
* GstFileSink:
*
* Opaque #GstFileSink structure.
*/
struct _GstFileSink {
GstBaseSink parent;
/*< private >*/
gchar *filename;
gchar *uri;
FILE *file;
gboolean seekable;
guint64 current_pos;
gint buffer_mode;
guint buffer_size;
GstBufferList *buffer;
guint current_buffer_size;
gboolean append;
};
struct _GstFileSinkClass {
GstBaseSinkClass parent_class;
};
G_GNUC_INTERNAL GType gst_file_sink_get_type (void);
G_END_DECLS
#endif /* __GST_FILE_SINK_H__ */