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86 lines
3.3 KiB
C
86 lines
3.3 KiB
C
/* GStreamer
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* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
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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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#ifndef __GST_STREAMINFO_H__
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#define __GST_STREAMINFO_H__
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#include <gst/gst.h>
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G_BEGIN_DECLS
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#define GST_TYPE_STREAM_INFO (gst_stream_info_get_type())
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#define GST_STREAM_INFO(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_STREAM_INFO,GstStreamInfo))
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#define GST_STREAM_INFO_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_STREAM_INFO,GstStreamInfoClass))
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#define GST_IS_STREAM_INFO(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_STREAM_INFO))
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#define GST_IS_STREAM_INFO_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_STREAM_INFO))
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typedef struct _GstStreamInfo GstStreamInfo;
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typedef struct _GstStreamInfoClass GstStreamInfoClass;
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typedef enum {
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GST_STREAM_TYPE_UNKNOWN = 0,
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GST_STREAM_TYPE_AUDIO = 1, /* an audio stream */
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GST_STREAM_TYPE_VIDEO = 2, /* a video stream */
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GST_STREAM_TYPE_TEXT = 3, /* a subtitle/text stream */
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GST_STREAM_TYPE_ELEMENT = 4, /* stream handled by an element */
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} GstStreamType;
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struct _GstStreamInfo {
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GObject parent;
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GstObject *object; /* pad/element providing/handling this stream */
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GstStreamType type; /* the type of the provided stream */
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gchar *decoder; /* string describing the decoder */
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gboolean mute; /* is the stream muted or not */
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GstObject *origin; /* the real object providing this stream, this can
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be different from the object as the object can be
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a queue pad, inserted for preroll. */
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GstCaps *caps; /* the caps of the stream */
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/* this is tream information cached here because the streaminfo may be
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* created before the app can know about it. */
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gchar *langcode,
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*codec;
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};
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struct _GstStreamInfoClass {
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GObjectClass parent_class;
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/* signals */
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void (*muted) (GstStreamInfo *info, gboolean mute);
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};
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GType gst_stream_info_get_type (void);
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GstStreamInfo* gst_stream_info_new (GstObject *object,
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GstStreamType type,
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const gchar *decoder,
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const GstCaps *caps);
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gboolean gst_stream_info_set_mute (GstStreamInfo *stream_info,
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gboolean mute);
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gboolean gst_stream_info_is_mute (GstStreamInfo *stream_info);
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G_END_DECLS
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#endif /* __GST_STREAMINFO_H__ */
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