gstreamer/ext/mythtv/gstmythtvsrc.h

/* GStreamer
 * Copyright (C) <2006> Rosfran Borges <rosfran.borges@indt.org.br>
 *
 * 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_MYTHTV_SRC_H__
#define __GST_MYTHTV_SRC_H__

#include <gst/gst.h>
#include <gst/base/gstbasesrc.h>
#include <gst/base/gstpushsrc.h>
#include <stdio.h>

#include <gmyth/gmyth_socket.h>
#include <gmyth/gmyth_file_transfer.h>
#include <gmyth/gmyth_livetv.h>
#include <gmyth/gmyth_backendinfo.h>

G_BEGIN_DECLS

#define GST_TYPE_MYTHTV_SRC \
  (gst_mythtv_src_get_type())
#define GST_MYTHTV_SRC(obj) \
  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_MYTHTV_SRC,GstMythtvSrc))
#define GST_MYTHTV_SRC_CLASS(klass) \
  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_MYTHTV_SRC,GstMythtvSrcClass))
#define GST_IS_MYTHTV_SRC(obj) \
  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_MYTHTV_SRC))
#define GST_IS_MYTHTV_SRC_CLASS(klass) \
  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_MYTHTV_SRC))

typedef struct _GstMythtvSrc GstMythtvSrc;
typedef struct _GstMythtvSrcClass GstMythtvSrcClass;

typedef enum { 
  GST_MYTHTV_SRC_FILE_TRANSFER,
  GST_MYTHTV_SRC_NEXT_PROGRAM_CHAIN,
  GST_MYTHTV_SRC_INVALID_DATA
} GstMythtvState;

struct _GstMythtvSrc {
  GstPushSrc element;

  /* MythFileTransfer */
  GMythFileTransfer *file_transfer;

  GMythLiveTV *spawn_livetv;
  
  GMythBackendInfo *backend_info;

  GstMythtvState state;

  gchar *uri_name;
  gchar *user_agent;

  gchar *live_chain_id;

  gint mythtv_version;

  gint64 content_size;

  gint64 prev_content_size;

  gint64 content_size_last;

  guint64 bytes_read;

  gint64 read_offset;

  gint buffer_remain;

  gboolean eos;

  gboolean do_start;

  gboolean unique_setup;

  gboolean live_tv;

  gboolean enable_timing_position;

  gint live_tv_id;

  gint channel_num;  

  guint mode;

  /* MythTV capabilities */
  GstCaps *mythtv_caps;

  GstPad *sinkpad;

  GStaticRecMutex *th_mutex;

  GByteArray *bytes_queue;

#ifndef GST_DISABLE_GST_DEBUG
  /* enable Myth TV debug messages */
  gboolean mythtv_msgs_dbg;
#endif

  gboolean update_prog_chain;

	/* stablish a maximum iteration value to the IS_RECORDING message */
	guint wait_to_transfer;

};

struct _GstMythtvSrcClass {
  GstPushSrcClass parent_class;
};

GType gst_mythtv_src_get_type (void);

G_END_DECLS

#endif /* __GST_MYTHTV_SRC_H__ */