gstreamer/plugins/elements/gstasyncdisksrc.h

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/* Gnome-Streamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
*
* 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_ASYNCDISKSRC_H__
#define __GST_ASYNCDISKSRC_H__
#include <config.h>
#include <gst/gst.h>
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
GstElementDetails gst_asyncdisksrc_details;
#define GST_TYPE_ASYNCDISKSRC \
(gst_asyncdisksrc_get_type())
#define GST_ASYNCDISKSRC(obj) \
(GTK_CHECK_CAST((obj),GST_TYPE_ASYNCDISKSRC,GstAsyncDiskSrc))
#define GST_ASYNCDISKSRC_CLASS(klass) \
(GTK_CHECK_CLASS_CAST((klass),GST_TYPE_ASYNCDISKSRC,GstAsyncDiskSrcClass))
#define GST_IS_ASYNCDISKSRC(obj) \
(GTK_CHECK_TYPE((obj),GST_TYPE_ASYNCDISKSRC))
#define GST_IS_ASYNCDISKSRC_CLASS(obj) \
(GTK_CHECK_CLASS_TYPE((klass),GST_TYPE_ASYNCDISKSRC)))
// NOTE: per-element flags start with 16 for now
typedef enum {
GST_ASYNCDISKSRC_OPEN = (1 << 16),
} GstAsyncDiskSrcFlags;
typedef struct _GstAsyncDiskSrc GstAsyncDiskSrc;
typedef struct _GstAsyncDiskSrcClass GstAsyncDiskSrcClass;
struct _GstAsyncDiskSrc {
GstSrc src;
/* pads */
GstPad *srcpad;
/* filename */
gchar *filename;
/* fd */
gint fd;
/* mapping parameters */
gulong size; /* how long is the file? */
guchar *map; /* where the file is mapped to */
/* details for fallback synchronous read */
gulong curoffset; /* current offset in file */
gulong bytes_per_read; /* bytes per read */
gulong seq; /* buffer sequence number */
};
struct _GstAsyncDiskSrcClass {
GstSrcClass parent_class;
};
GtkType gst_asyncdisksrc_get_type(void);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __GST_ASYNCDISKSRC_H__ */