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5e2e65c734
Original commit message from CVS: * libs/gst/bytestream/filepad.c: (gst_file_pad_available), (gst_file_pad_get_length): * libs/gst/bytestream/filepad.h: add 2 new functions
97 lines
2.9 KiB
C
97 lines
2.9 KiB
C
/* GStreamer
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* Copyright (C) 2004 Benjamin Otte <otte@gnome.org>
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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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#include <gst/gst.h>
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#include <gst/bytestream/adapter.h>
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#ifndef __GST_FILE_PAD_H__
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#define __GST_FILE_PAD_H__
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G_BEGIN_DECLS
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#define GST_TYPE_FILE_PAD \
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(gst_file_pad_get_type())
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#define GST_FILE_PAD(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_FILE_PAD,GstFilePad))
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#define GST_FILE_PAD_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_FILE_PAD,GstFilePadClass))
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#define GST_IS_FILE_PAD(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_FILE_PAD))
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#define GST_IS_FILE_PAD_CLASS(obj) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_FILE_PAD))
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typedef struct _GstFilePad GstFilePad;
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typedef struct _GstFilePadClass GstFilePadClass;
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typedef void (* GstFilePadIterateFunction) (GstFilePad *pad);
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struct _GstFilePad {
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GstRealPad pad;
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GstAdapter * adapter;
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gint64 position; /* FIXME: add to adapter? */
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gboolean in_seek;
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gboolean eos;
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int error_number;
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GstFilePadIterateFunction iterate_func;
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GstPadEventFunction event_func;
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gpointer _gst_reserved[GST_PADDING];
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};
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struct _GstFilePadClass {
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GstRealPadClass parent_class;
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gpointer _gst_reserved[GST_PADDING];
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};
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GType gst_file_pad_get_type (void);
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/* FIXME: need this? */
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GstPad * gst_file_pad_new (GstPadTemplate* templ,
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gchar *name);
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void gst_file_pad_set_event_function (GstFilePad *file_pad,
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GstPadEventFunction event);
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void gst_file_pad_set_iterate_function (GstFilePad *file_pad,
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GstFilePadIterateFunction iterate);
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guint gst_file_pad_available (GstFilePad *pad);
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gint64 gst_file_pad_get_length (GstFilePad *pad);
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/* this is a file like interface */
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/* FIXME: is gint64 the correct type? (it must be signed to get error return vals */
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gint64 gst_file_pad_read (GstFilePad *pad,
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void *buf,
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gint64 count);
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gint64 gst_file_pad_try_read (GstFilePad *pad,
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void *buf,
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gint64 count);
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int gst_file_pad_seek (GstFilePad *pad,
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gint64 offset,
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GstSeekType whence);
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gint64 gst_file_pad_tell (GstFilePad *pad);
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int gst_file_pad_error (GstFilePad *pad);
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int gst_file_pad_eof (GstFilePad *pad);
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G_END_DECLS
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#endif /* __GST_FILE_PAD_H__ */
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