--- /dev/null
+/* GStreamer
+ * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
+ * <2007> Wim Taymans <wim.taymans@gmail.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., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef __GST_PLAYBASEBIN_H__
+#define __GST_PLAYBASEBIN_H__
+
+#include <gst/gst.h>
+#include "gststreaminfo.h"
+
+G_BEGIN_DECLS
+
+#define GST_TYPE_PLAY_BASE_BIN (gst_play_base_bin_get_type())
+#define GST_PLAY_BASE_BIN(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_PLAY_BASE_BIN,GstPlayBaseBin))
+#define GST_PLAY_BASE_BIN_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_PLAY_BASE_BIN,GstPlayBaseBinClass))
+#define GST_IS_PLAY_BASE_BIN(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_PLAY_BASE_BIN))
+#define GST_IS_PLAY_BASE_BIN_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_PLAY_BASE_BIN))
+#define GST_PLAY_BASE_BIN_GET_CLASS(obj) \
+ (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_PLAY_BASE_BIN, \
+ GstPlayBaseBinClass))
+
+typedef struct _GstPlayBaseBin GstPlayBaseBin;
+typedef struct _GstPlayBaseBinClass GstPlayBaseBinClass;
+
+/* a GstPlayBaseGroup is a group of pads and streaminfo that together
+ * make up a playable stream. A new group is created from the current
+ * set of pads that are alive when the preroll elements are filled or
+ * when the no-more-pads signal is fired.
+ *
+ * We have to queue the groups as they can be created while the preroll
+ * queues are still playing the old group. We monitor the EOS signals
+ * on the preroll queues and when all the streams in the current group
+ * have EOSed, we switch to the next queued group.
+ */
+typedef struct
+{
+ GstPlayBaseBin *bin; /* ref to the owner */
+
+ gint nstreams;
+ GList *streaminfo;
+ GValueArray *streaminfo_value_array;
+
+ /* contained decoded elementary streams */
+ struct {
+ gint npads;
+ GstBin *bin;
+ GstElement *preroll;
+ GstElement *selector;
+ gboolean done;
+#define NUM_TYPES 4
+ } type[NUM_TYPES]; /* AUDIO, VIDEO, TEXT, SUBPIC */
+} GstPlayBaseGroup;
+
+struct _GstPlayBaseBin {
+ GstPipeline pipeline;
+
+ /* properties */
+ guint64 queue_size;
+ guint64 queue_threshold;
+ guint64 queue_min_threshold;
+ /* connection speed in bits/sec (0 = unknown) */
+ guint connection_speed;
+
+
+ /* currently loaded media */
+ gint current[NUM_TYPES];
+ gchar *uri, *suburi;
+ gboolean is_stream;
+ GstElement *source;
+ GSList *decoders;
+ GstElement *subtitle; /* additional filesrc ! subparse bin */
+ gboolean subtitle_done;
+ gboolean need_rebuild;
+ gboolean raw_decoding_mode; /* Use smaller queues when source outputs raw data */
+
+ GSList *subtitle_elements; /* subtitle elements that have 'subtitle-encoding' property */
+ gchar *subencoding; /* encoding to propagate to the above subtitle elements */
+ GMutex *sub_lock; /* protecting subtitle_elements and subencoding members */
+
+ /* group management - using own lock */
+ GMutex *group_lock; /* lock and mutex to signal availability of new group */
+ GCond *group_cond;
+ GstPlayBaseGroup *building_group; /* the group that we are constructing */
+ GList *queued_groups; /* the constructed groups, head is the active one */
+
+ /* for dynamic sources */
+ guint src_np_sig_id; /* new-pad signal id */
+ guint src_nmp_sig_id; /* no-more-pads signal id */
+ gint pending;
+};
+
+struct _GstPlayBaseBinClass {
+ GstPipelineClass parent_class;
+
+ /* virtual fuctions */
+ gboolean (*setup_output_pads) (GstPlayBaseBin *play_base_bin,
+ GstPlayBaseGroup *group);
+
+ void (*set_subtitles_visible) (GstPlayBaseBin *play_base_bin,
+ gboolean visible);
+ void (*set_audio_mute) (GstPlayBaseBin *play_base_bin,
+ gboolean mute);
+};
+
+GType gst_play_base_bin_get_type (void);
+
+G_END_DECLS
+
+#endif /* __GST_PLAYBASEBIN_H__ */
+