gst-gmyth/concatmux/gstconcatmux.c
branchtrunk
changeset 825 32ec09590cf2
parent 751 3cf3c6019e3b
     1.1 --- a/gst-gmyth/concatmux/gstconcatmux.c	Thu Jun 14 18:21:08 2007 +0100
     1.2 +++ b/gst-gmyth/concatmux/gstconcatmux.c	Thu Aug 23 22:30:57 2007 +0100
     1.3 @@ -1,20 +1,16 @@
     1.4 -/* concat muxer plugin for GStreamer
     1.5 - * Copyright (C) 2004 Renato Filhps <renato.filho@indt.org.br>
     1.6 - *
     1.7 - * This library is free software; you can redistribute it and/or
     1.8 - * modify it under the terms of the GNU Library General Public
     1.9 - * License as published by the Free Software Foundation; either
    1.10 - * version 2 of the License, or (at your option) any later version.
    1.11 - *
    1.12 - * This library is distributed in the hope that it will be useful,
    1.13 - * but WITHOUT ANY WARRANTY; without even the implied warranty of
    1.14 - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    1.15 - * Library General Public License for more details.
    1.16 - *
    1.17 - * You should have received a copy of the GNU Library General Public
    1.18 - * License along with this library; if not, write to the
    1.19 - * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    1.20 - * Boston, MA 02111-1307, USA.
    1.21 +/*
    1.22 + * concat muxer plugin for GStreamer Copyright (C) 2004 Renato Filhps
    1.23 + * <renato.filho@indt.org.br> This library is free software; you can
    1.24 + * redistribute it and/or modify it under the terms of the GNU Library
    1.25 + * General Public License as published by the Free Software Foundation;
    1.26 + * either version 2 of the License, or (at your option) any later version.
    1.27 + * This library is distributed in the hope that it will be useful, but
    1.28 + * WITHOUT ANY WARRANTY; without even the implied warranty of
    1.29 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library 
    1.30 + * General Public License for more details. You should have received a copy 
    1.31 + * of the GNU Library General Public License along with this library; if
    1.32 + * not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 
    1.33 + * 330, Boston, MA 02111-1307, USA. 
    1.34   */
    1.35  
    1.36  /**
    1.37 @@ -59,73 +55,83 @@
    1.38   *
    1.39   * The opaque #GstConcatMux structure.
    1.40   */
    1.41 -struct _GstConcatMux
    1.42 -{
    1.43 -  GstElement element;
    1.44 +struct _GstConcatMux {
    1.45 +    GstElement      element;
    1.46  
    1.47 - /* Caps */
    1.48 -  GstCaps *sink_caps;
    1.49 +    /*
    1.50 +     * Caps 
    1.51 +     */
    1.52 +    GstCaps        *sink_caps;
    1.53  
    1.54 - /* pad */
    1.55 -  GstPad *srcpad;
    1.56 -  GstPad *sinkpad;
    1.57 +    /*
    1.58 +     * pad 
    1.59 +     */
    1.60 +    GstPad         *srcpad;
    1.61 +    GstPad         *sinkpad;
    1.62  
    1.63 - /* sinkpads */
    1.64 -  GSList *sinks;
    1.65 -  gint numpads;
    1.66 +    /*
    1.67 +     * sinkpads 
    1.68 +     */
    1.69 +    GSList         *sinks;
    1.70 +    gint            numpads;
    1.71  
    1.72 - /* offset in stream */
    1.73 -  guint64 offset;
    1.74 -  guint64 timeoffset;
    1.75 -  guint64 start_time;
    1.76 +    /*
    1.77 +     * offset in stream 
    1.78 +     */
    1.79 +    guint64         offset;
    1.80 +    guint64         timeoffset;
    1.81 +    guint64         start_time;
    1.82  
    1.83 -  gboolean negotiated;
    1.84 -  gboolean resync;
    1.85 -  gboolean done;
    1.86 +    gboolean        negotiated;
    1.87 +    gboolean        resync;
    1.88 +    gboolean        done;
    1.89  };
    1.90  
    1.91 -struct _GstConcatMuxClass
    1.92 -{
    1.93 -  GstElementClass parent_class;
    1.94 +struct _GstConcatMuxClass {
    1.95 +    GstElementClass parent_class;
    1.96  };
    1.97  
    1.98 -/* elementfactory information */
    1.99 +/*
   1.100 + * elementfactory information 
   1.101 + */
   1.102  static const GstElementDetails gst_concat_mux_details =
   1.103  GST_ELEMENT_DETAILS("Concat muxer",
   1.104 -					"Codec/Muxer",
   1.105 -					"mux concat streams",
   1.106 -					"Renato Filho <renato.filho@indt.org>");
   1.107 +                    "Codec/Muxer",
   1.108 +                    "mux concat streams",
   1.109 +                    "Renato Filho <renato.filho@indt.org>");
   1.110  
   1.111  static GstStaticPadTemplate src_factory = GST_STATIC_PAD_TEMPLATE("src",
   1.112 -																  GST_PAD_SRC,
   1.113 -																  GST_PAD_ALWAYS,
   1.114 -																  GST_STATIC_CAPS_ANY);
   1.115 +                                                                  GST_PAD_SRC,
   1.116 +                                                                  GST_PAD_ALWAYS,
   1.117 +                                                                  GST_STATIC_CAPS_ANY);
   1.118  
   1.119 -static GstStaticPadTemplate sink_factory = GST_STATIC_PAD_TEMPLATE("sink_%d",
   1.120 -																   GST_PAD_SINK,
   1.121 -																   GST_PAD_REQUEST,
   1.122 -																   GST_STATIC_CAPS_ANY);
   1.123 +static GstStaticPadTemplate sink_factory =
   1.124 +GST_STATIC_PAD_TEMPLATE("sink_%d",
   1.125 +                        GST_PAD_SINK,
   1.126 +                        GST_PAD_REQUEST,
   1.127 +                        GST_STATIC_CAPS_ANY);
   1.128  
   1.129 -static void gst_concat_mux_base_init(gpointer g_class);
   1.130 -static void gst_concat_mux_class_init(GstConcatMuxClass * klass);
   1.131 -static void gst_concat_mux_init(GstConcatMux * concat_mux);
   1.132 +static void     gst_concat_mux_base_init(gpointer g_class);
   1.133 +static void     gst_concat_mux_class_init(GstConcatMuxClass * klass);
   1.134 +static void     gst_concat_mux_init(GstConcatMux * concat_mux);
   1.135  
   1.136 -static void gst_concat_mux_finalize(GObject * object);
   1.137 +static void     gst_concat_mux_finalize(GObject * object);
   1.138  
   1.139  static gboolean gst_concat_mux_handle_src_event(GstPad * pad,
   1.140 -												GstEvent * event);
   1.141 +                                                GstEvent * event);
   1.142  static gboolean gst_concat_mux_handle_sink_event(GstPad * pad,
   1.143 -												 GstEvent * event);
   1.144 +                                                 GstEvent * event);
   1.145  
   1.146 -static GstPad *gst_concat_mux_request_new_pad(GstElement * element,
   1.147 -											  GstPadTemplate * templ,
   1.148 -											  const gchar * name);
   1.149 -static GstStateChangeReturn gst_concat_mux_change_state(GstElement * element,
   1.150 -														GstStateChange
   1.151 -														transition);
   1.152 +static GstPad  *gst_concat_mux_request_new_pad(GstElement * element,
   1.153 +                                               GstPadTemplate * templ,
   1.154 +                                               const gchar * name);
   1.155 +static GstStateChangeReturn gst_concat_mux_change_state(GstElement *
   1.156 +                                                        element,
   1.157 +                                                        GstStateChange
   1.158 +                                                        transition);
   1.159  
   1.160  static GstFlowReturn gst_concat_mux_chain(GstPad * pad, GstBuffer * buf);
   1.161 -static void gst_concat_mux_clear(GstConcatMux * mux);
   1.162 +static void     gst_concat_mux_clear(GstConcatMux * mux);
   1.163  
   1.164  
   1.165  static GstElementClass *parent_class = NULL;
   1.166 @@ -133,434 +139,416 @@
   1.167  GType
   1.168  gst_concat_mux_get_type(void)
   1.169  {
   1.170 -  static GType concat_mux_type = 0;
   1.171 +    static GType    concat_mux_type = 0;
   1.172  
   1.173 -  if (!concat_mux_type)
   1.174 -	{
   1.175 -	  static const GTypeInfo concat_mux_info = {
   1.176 -		sizeof(GstConcatMuxClass),
   1.177 -		gst_concat_mux_base_init,
   1.178 -		NULL,
   1.179 -		(GClassInitFunc) gst_concat_mux_class_init,
   1.180 -		NULL,
   1.181 -		NULL,
   1.182 -		sizeof(GstConcatMux),
   1.183 -		0,
   1.184 -		(GInstanceInitFunc) gst_concat_mux_init,
   1.185 -	  };
   1.186 +    if (!concat_mux_type) {
   1.187 +        static const GTypeInfo concat_mux_info = {
   1.188 +            sizeof(GstConcatMuxClass),
   1.189 +            gst_concat_mux_base_init,
   1.190 +            NULL,
   1.191 +            (GClassInitFunc) gst_concat_mux_class_init,
   1.192 +            NULL,
   1.193 +            NULL,
   1.194 +            sizeof(GstConcatMux),
   1.195 +            0,
   1.196 +            (GInstanceInitFunc) gst_concat_mux_init,
   1.197 +        };
   1.198  
   1.199 -	  concat_mux_type =
   1.200 -		g_type_register_static(GST_TYPE_ELEMENT, "GstConcatMux",
   1.201 -							   &concat_mux_info, 0);
   1.202 -	}
   1.203 -  return concat_mux_type;
   1.204 +        concat_mux_type =
   1.205 +            g_type_register_static(GST_TYPE_ELEMENT, "GstConcatMux",
   1.206 +                                   &concat_mux_info, 0);
   1.207 +    }
   1.208 +    return concat_mux_type;
   1.209  }
   1.210  
   1.211  static void
   1.212  gst_concat_mux_base_init(gpointer g_class)
   1.213  {
   1.214 -  GstElementClass *element_class = GST_ELEMENT_CLASS(g_class);
   1.215 +    GstElementClass *element_class = GST_ELEMENT_CLASS(g_class);
   1.216  
   1.217 -  gst_element_class_add_pad_template(element_class,
   1.218 -									 gst_static_pad_template_get
   1.219 -									 (&src_factory));
   1.220 -  gst_element_class_add_pad_template(element_class,
   1.221 -									 gst_static_pad_template_get
   1.222 -									 (&sink_factory));
   1.223 +    gst_element_class_add_pad_template(element_class,
   1.224 +                                       gst_static_pad_template_get
   1.225 +                                       (&src_factory));
   1.226 +    gst_element_class_add_pad_template(element_class,
   1.227 +                                       gst_static_pad_template_get
   1.228 +                                       (&sink_factory));
   1.229  
   1.230 -  gst_element_class_set_details(element_class, &gst_concat_mux_details);
   1.231 +    gst_element_class_set_details(element_class, &gst_concat_mux_details);
   1.232  }
   1.233  
   1.234  static void
   1.235  gst_concat_mux_class_init(GstConcatMuxClass * klass)
   1.236  {
   1.237 -  GObjectClass *gobject_class;
   1.238 -  GstElementClass *gstelement_class;
   1.239 +    GObjectClass   *gobject_class;
   1.240 +    GstElementClass *gstelement_class;
   1.241  
   1.242 -  gobject_class = (GObjectClass *) klass;
   1.243 -  gstelement_class = (GstElementClass *) klass;
   1.244 +    gobject_class = (GObjectClass *) klass;
   1.245 +    gstelement_class = (GstElementClass *) klass;
   1.246  
   1.247 -  parent_class = g_type_class_peek_parent(klass);
   1.248 +    parent_class = g_type_class_peek_parent(klass);
   1.249  
   1.250 -  gobject_class->finalize = gst_concat_mux_finalize;
   1.251 +    gobject_class->finalize = gst_concat_mux_finalize;
   1.252  
   1.253 -  gstelement_class->request_new_pad = gst_concat_mux_request_new_pad;
   1.254 -  gstelement_class->change_state = gst_concat_mux_change_state;
   1.255 +    gstelement_class->request_new_pad = gst_concat_mux_request_new_pad;
   1.256 +    gstelement_class->change_state = gst_concat_mux_change_state;
   1.257  }
   1.258  
   1.259  static void
   1.260  gst_concat_mux_init(GstConcatMux * concat_mux)
   1.261  {
   1.262 -  GstElementClass *klass = GST_ELEMENT_GET_CLASS(concat_mux);
   1.263 +    GstElementClass *klass = GST_ELEMENT_GET_CLASS(concat_mux);
   1.264  
   1.265 -  concat_mux->srcpad =
   1.266 -	gst_pad_new_from_template(gst_element_class_get_pad_template(klass,
   1.267 -																 "src"),
   1.268 -							  "src");
   1.269 -  gst_pad_set_event_function(concat_mux->srcpad,
   1.270 -							 gst_concat_mux_handle_src_event);
   1.271 -  gst_element_add_pad(GST_ELEMENT(concat_mux), concat_mux->srcpad);
   1.272 +    concat_mux->srcpad =
   1.273 +        gst_pad_new_from_template(gst_element_class_get_pad_template(klass,
   1.274 +                                                                     "src"),
   1.275 +                                  "src");
   1.276 +    gst_pad_set_event_function(concat_mux->srcpad,
   1.277 +                               gst_concat_mux_handle_src_event);
   1.278 +    gst_element_add_pad(GST_ELEMENT(concat_mux), concat_mux->srcpad);
   1.279  }
   1.280  
   1.281  static void
   1.282  gst_concat_mux_finalize(GObject * object)
   1.283  {
   1.284 -  GstConcatMux *concat_mux;
   1.285 +    GstConcatMux   *concat_mux;
   1.286  
   1.287 -  concat_mux = GST_CONCAT_MUX(object);
   1.288 -  gst_concat_mux_clear(GST_CONCAT_MUX(object));
   1.289 +    concat_mux = GST_CONCAT_MUX(object);
   1.290 +    gst_concat_mux_clear(GST_CONCAT_MUX(object));
   1.291  
   1.292 -  G_OBJECT_CLASS(parent_class)->finalize(object);
   1.293 +    G_OBJECT_CLASS(parent_class)->finalize(object);
   1.294  }
   1.295  
   1.296  static void
   1.297  gst_concat_mux_free_pad(gpointer data, gpointer user_data)
   1.298  {
   1.299 -  GMutex *mux;
   1.300 +    GMutex         *mux;
   1.301  
   1.302 -  mux = gst_pad_get_element_private(GST_PAD(data));
   1.303 -  g_mutex_unlock(mux);
   1.304 -  g_mutex_free(mux);
   1.305 -  gst_object_unref(GST_OBJECT(data));
   1.306 +    mux = gst_pad_get_element_private(GST_PAD(data));
   1.307 +    g_mutex_unlock(mux);
   1.308 +    g_mutex_free(mux);
   1.309 +    gst_object_unref(GST_OBJECT(data));
   1.310  }
   1.311  
   1.312  static void
   1.313  gst_concat_mux_clear(GstConcatMux * mux)
   1.314  {
   1.315 -  mux->resync = TRUE;
   1.316 -  mux->timeoffset = 0;
   1.317 -  mux->offset = 0;
   1.318 -  mux->negotiated = FALSE;
   1.319 -  mux->done = TRUE;
   1.320 -  if (mux->sinks != NULL)
   1.321 -	{
   1.322 -	  g_slist_foreach(mux->sinks, gst_concat_mux_free_pad, mux);
   1.323 -	  g_slist_free(mux->sinks);
   1.324 -	  mux->sinks = NULL;
   1.325 -	}
   1.326 +    mux->resync = TRUE;
   1.327 +    mux->timeoffset = 0;
   1.328 +    mux->offset = 0;
   1.329 +    mux->negotiated = FALSE;
   1.330 +    mux->done = TRUE;
   1.331 +    if (mux->sinks != NULL) {
   1.332 +        g_slist_foreach(mux->sinks, gst_concat_mux_free_pad, mux);
   1.333 +        g_slist_free(mux->sinks);
   1.334 +        mux->sinks = NULL;
   1.335 +    }
   1.336  }
   1.337  
   1.338  
   1.339 -static GstPadLinkReturn
   1.340 +static          GstPadLinkReturn
   1.341  gst_concat_mux_sinkconnect(GstPad * pad, GstPad * peer)
   1.342  {
   1.343 -  gchar *pad_name = NULL;
   1.344 -  GstConcatMux *concat_mux;
   1.345 +    gchar          *pad_name = NULL;
   1.346 +    GstConcatMux   *concat_mux;
   1.347  
   1.348 -  concat_mux = GST_CONCAT_MUX(gst_pad_get_parent(pad));
   1.349 +    concat_mux = GST_CONCAT_MUX(gst_pad_get_parent(pad));
   1.350  
   1.351 -  if (concat_mux->sink_caps != NULL)
   1.352 -	{
   1.353 -	  GstCaps *peer_caps = gst_pad_get_caps(peer);
   1.354 -	  GstCaps *intersect;
   1.355 +    if (concat_mux->sink_caps != NULL) {
   1.356 +        GstCaps        *peer_caps = gst_pad_get_caps(peer);
   1.357 +        GstCaps        *intersect;
   1.358  
   1.359 -	  intersect = gst_caps_intersect(concat_mux->sink_caps, peer_caps);
   1.360 -	  if (intersect == NULL)
   1.361 -		{
   1.362 -		  gst_caps_unref(peer_caps);
   1.363 -		  return GST_PAD_LINK_NOFORMAT;
   1.364 -		}
   1.365 -	  gst_caps_unref(peer_caps);
   1.366 -	  gst_caps_unref(intersect);
   1.367 -	}
   1.368 -  else
   1.369 -	{
   1.370 -	  concat_mux->sink_caps = gst_pad_get_caps(pad);
   1.371 -	}
   1.372 +        intersect = gst_caps_intersect(concat_mux->sink_caps, peer_caps);
   1.373 +        if (intersect == NULL) {
   1.374 +            gst_caps_unref(peer_caps);
   1.375 +            return GST_PAD_LINK_NOFORMAT;
   1.376 +        }
   1.377 +        gst_caps_unref(peer_caps);
   1.378 +        gst_caps_unref(intersect);
   1.379 +    } else {
   1.380 +        concat_mux->sink_caps = gst_pad_get_caps(pad);
   1.381 +    }
   1.382  
   1.383 -  pad_name = gst_pad_get_name(pad);
   1.384 +    pad_name = gst_pad_get_name(pad);
   1.385  
   1.386 -  GST_DEBUG_OBJECT(concat_mux, "sinkconnect triggered on %s", pad_name);
   1.387 +    GST_DEBUG_OBJECT(concat_mux, "sinkconnect triggered on %s", pad_name);
   1.388  
   1.389 -  g_free(pad_name);
   1.390 +    g_free(pad_name);
   1.391  
   1.392 -  gst_object_unref(concat_mux);
   1.393 +    gst_object_unref(concat_mux);
   1.394  
   1.395 -  return GST_PAD_LINK_OK;
   1.396 +    return GST_PAD_LINK_OK;
   1.397  }
   1.398  
   1.399 -static GstPad *
   1.400 +static GstPad  *
   1.401  gst_concat_mux_request_new_pad(GstElement * element,
   1.402 -							   GstPadTemplate * templ, const gchar * req_name)
   1.403 +                               GstPadTemplate * templ,
   1.404 +                               const gchar * req_name)
   1.405  {
   1.406 -  GstConcatMux *concat_mux;
   1.407 -  GstPad *newpad;
   1.408 -  GstElementClass *klass = GST_ELEMENT_GET_CLASS(element);
   1.409 -  GMutex *mutex;
   1.410 +    GstConcatMux   *concat_mux;
   1.411 +    GstPad         *newpad;
   1.412 +    GstElementClass *klass = GST_ELEMENT_GET_CLASS(element);
   1.413 +    GMutex         *mutex;
   1.414  
   1.415 -  g_return_val_if_fail(templ != NULL, NULL);
   1.416 +    g_return_val_if_fail(templ != NULL, NULL);
   1.417  
   1.418 -  if (templ->direction != GST_PAD_SINK)
   1.419 -	{
   1.420 -	  g_warning("concat_mux: request pad that is not a SINK pad\n");
   1.421 -	  return NULL;
   1.422 -	}
   1.423 +    if (templ->direction != GST_PAD_SINK) {
   1.424 +        g_warning("concat_mux: request pad that is not a SINK pad\n");
   1.425 +        return NULL;
   1.426 +    }
   1.427  
   1.428 -  g_return_val_if_fail(GST_IS_CONCAT_MUX(element), NULL);
   1.429 +    g_return_val_if_fail(GST_IS_CONCAT_MUX(element), NULL);
   1.430  
   1.431 -  concat_mux = GST_CONCAT_MUX(element);
   1.432 +    concat_mux = GST_CONCAT_MUX(element);
   1.433  
   1.434 -  if (templ == gst_element_class_get_pad_template(klass, "sink_%d"))
   1.435 -	{
   1.436 -	  gchar *name;
   1.437 +    if (templ == gst_element_class_get_pad_template(klass, "sink_%d")) {
   1.438 +        gchar          *name;
   1.439  
   1.440 -	 /* create new pad with the name */
   1.441 -	  name = g_strdup_printf("sink_%02d", concat_mux->numpads);
   1.442 -	  g_debug("NEw pad %s", name);
   1.443 -	  newpad = gst_pad_new_from_template(templ, name);
   1.444 -	  g_free(name);
   1.445 -	  concat_mux->sinks = g_slist_append(concat_mux->sinks, newpad);
   1.446 -	  g_debug("New sink %p / %d", newpad, g_slist_length(concat_mux->sinks));
   1.447 -	  concat_mux->numpads++;
   1.448 -	}
   1.449 -  else
   1.450 -	{
   1.451 -	  g_warning("concat_mux: this is not our template!\n");
   1.452 -	  return NULL;
   1.453 -	}
   1.454 +        /*
   1.455 +         * create new pad with the name 
   1.456 +         */
   1.457 +        name = g_strdup_printf("sink_%02d", concat_mux->numpads);
   1.458 +        g_debug("NEw pad %s", name);
   1.459 +        newpad = gst_pad_new_from_template(templ, name);
   1.460 +        g_free(name);
   1.461 +        concat_mux->sinks = g_slist_append(concat_mux->sinks, newpad);
   1.462 +        g_debug("New sink %p / %d", newpad,
   1.463 +                g_slist_length(concat_mux->sinks));
   1.464 +        concat_mux->numpads++;
   1.465 +    } else {
   1.466 +        g_warning("concat_mux: this is not our template!\n");
   1.467 +        return NULL;
   1.468 +    }
   1.469  
   1.470 -  mutex = g_mutex_new();
   1.471 +    mutex = g_mutex_new();
   1.472  
   1.473 -  if (concat_mux->sinkpad == NULL)
   1.474 -	{
   1.475 -	  concat_mux->sinkpad = newpad;
   1.476 -	}
   1.477 -  else
   1.478 -	{
   1.479 -	  g_mutex_lock(mutex);
   1.480 -	}
   1.481 +    if (concat_mux->sinkpad == NULL) {
   1.482 +        concat_mux->sinkpad = newpad;
   1.483 +    } else {
   1.484 +        g_mutex_lock(mutex);
   1.485 +    }
   1.486  
   1.487 -  gst_pad_set_element_private(newpad, mutex);
   1.488 - /* setup some pad functions */
   1.489 -  gst_pad_set_link_function(newpad, gst_concat_mux_sinkconnect);
   1.490 -  gst_pad_set_event_function(newpad, gst_concat_mux_handle_sink_event);
   1.491 -  gst_pad_set_chain_function(newpad, gst_concat_mux_chain);
   1.492 +    gst_pad_set_element_private(newpad, mutex);
   1.493 +    /*
   1.494 +     * setup some pad functions 
   1.495 +     */
   1.496 +    gst_pad_set_link_function(newpad, gst_concat_mux_sinkconnect);
   1.497 +    gst_pad_set_event_function(newpad, gst_concat_mux_handle_sink_event);
   1.498 +    gst_pad_set_chain_function(newpad, gst_concat_mux_chain);
   1.499  
   1.500 - /* add the pad to the element */
   1.501 -  gst_element_add_pad(element, newpad);
   1.502 +    /*
   1.503 +     * add the pad to the element 
   1.504 +     */
   1.505 +    gst_element_add_pad(element, newpad);
   1.506  
   1.507 -  return newpad;
   1.508 +    return newpad;
   1.509  }
   1.510  
   1.511 -/* handle events */
   1.512 -static gboolean
   1.513 +/*
   1.514 + * handle events 
   1.515 + */
   1.516 +static          gboolean
   1.517  gst_concat_mux_handle_src_event(GstPad * pad, GstEvent * event)
   1.518  {
   1.519 -  GstConcatMux *concat_mux;
   1.520 -  GstEventType type;
   1.521 +    GstConcatMux   *concat_mux;
   1.522 +    GstEventType    type;
   1.523  
   1.524 -  concat_mux = GST_CONCAT_MUX(gst_pad_get_parent(pad));
   1.525 +    concat_mux = GST_CONCAT_MUX(gst_pad_get_parent(pad));
   1.526  
   1.527 -  type = event ? GST_EVENT_TYPE(event) : GST_EVENT_UNKNOWN;
   1.528 +    type = event ? GST_EVENT_TYPE(event) : GST_EVENT_UNKNOWN;
   1.529  
   1.530 -  switch (type)
   1.531 -	{
   1.532 -	case GST_EVENT_SEEK:
   1.533 -	 /* disable seeking for now */
   1.534 -	  return FALSE;
   1.535 -	default:
   1.536 -	  break;
   1.537 -	}
   1.538 +    switch (type) {
   1.539 +    case GST_EVENT_SEEK:
   1.540 +        /*
   1.541 +         * disable seeking for now 
   1.542 +         */
   1.543 +        return FALSE;
   1.544 +    default:
   1.545 +        break;
   1.546 +    }
   1.547  
   1.548 -  gst_object_unref(concat_mux);
   1.549 +    gst_object_unref(concat_mux);
   1.550  
   1.551 -  return gst_pad_event_default(pad, event);
   1.552 +    return gst_pad_event_default(pad, event);
   1.553  }
   1.554  
   1.555 -/* handle events */
   1.556 -static gboolean
   1.557 +/*
   1.558 + * handle events 
   1.559 + */
   1.560 +static          gboolean
   1.561  gst_concat_mux_handle_sink_event(GstPad * pad, GstEvent * event)
   1.562  {
   1.563 -  GstConcatMux *mux;
   1.564 -  GstEventType type;
   1.565 +    GstConcatMux   *mux;
   1.566 +    GstEventType    type;
   1.567  
   1.568 -  mux = GST_CONCAT_MUX(gst_pad_get_parent(pad));
   1.569 +    mux = GST_CONCAT_MUX(gst_pad_get_parent(pad));
   1.570  
   1.571 -  type = event ? GST_EVENT_TYPE(event) : GST_EVENT_UNKNOWN;
   1.572 +    type = event ? GST_EVENT_TYPE(event) : GST_EVENT_UNKNOWN;
   1.573  
   1.574 -  switch (type)
   1.575 -	{
   1.576 -	case GST_EVENT_EOS:
   1.577 -	  {
   1.578 -		mux->resync = TRUE;
   1.579 -		g_debug("sink EOS %p / %d", pad, g_slist_length(mux->sinks));
   1.580 -	   /* mark pad eos */
   1.581 -		mux->sinks = g_slist_remove(mux->sinks, pad);
   1.582 -		g_debug("sink len %d", g_slist_length(mux->sinks));
   1.583 -		if (g_slist_length(mux->sinks) != 0)
   1.584 -		  {
   1.585 -			GMutex *mutex;
   1.586 -			mux->sinkpad = mux->sinks->data;
   1.587 -			mutex = (GMutex *) gst_pad_get_element_private(mux->sinkpad);
   1.588 -			g_mutex_unlock(mutex);
   1.589 -			g_debug("sink pad %p", mux->sinkpad);
   1.590 -			return TRUE;
   1.591 -		  }
   1.592 +    switch (type) {
   1.593 +    case GST_EVENT_EOS:
   1.594 +        {
   1.595 +            mux->resync = TRUE;
   1.596 +            g_debug("sink EOS %p / %d", pad, g_slist_length(mux->sinks));
   1.597 +            /*
   1.598 +             * mark pad eos 
   1.599 +             */
   1.600 +            mux->sinks = g_slist_remove(mux->sinks, pad);
   1.601 +            g_debug("sink len %d", g_slist_length(mux->sinks));
   1.602 +            if (g_slist_length(mux->sinks) != 0) {
   1.603 +                GMutex         *mutex;
   1.604 +                mux->sinkpad = mux->sinks->data;
   1.605 +                mutex =
   1.606 +                    (GMutex *) gst_pad_get_element_private(mux->sinkpad);
   1.607 +                g_mutex_unlock(mutex);
   1.608 +                g_debug("sink pad %p", mux->sinkpad);
   1.609 +                return TRUE;
   1.610 +            }
   1.611  
   1.612 -		g_debug("sink list is empty");
   1.613 -	  }
   1.614 -	default:
   1.615 -	  break;
   1.616 -	}
   1.617 +            g_debug("sink list is empty");
   1.618 +        }
   1.619 +    default:
   1.620 +        break;
   1.621 +    }
   1.622  
   1.623 -  gst_object_unref(mux);
   1.624 +    gst_object_unref(mux);
   1.625  
   1.626 -  return gst_pad_event_default(pad, event);
   1.627 +    return gst_pad_event_default(pad, event);
   1.628  }
   1.629  
   1.630 -static GstFlowReturn
   1.631 +static          GstFlowReturn
   1.632  gst_concat_mux_chain(GstPad * pad, GstBuffer * buf)
   1.633  {
   1.634 -  GstConcatMux *mux = (GstConcatMux *) GST_PAD_PARENT(pad);
   1.635 -  GstBuffer *databuf = NULL;
   1.636 -  GstFlowReturn ret = GST_FLOW_OK;
   1.637 -  GMutex *mutex;
   1.638 +    GstConcatMux   *mux = (GstConcatMux *) GST_PAD_PARENT(pad);
   1.639 +    GstBuffer      *databuf = NULL;
   1.640 +    GstFlowReturn   ret = GST_FLOW_OK;
   1.641 +    GMutex         *mutex;
   1.642  
   1.643  
   1.644 -  mutex = (GMutex *) gst_pad_get_element_private(pad);
   1.645 +    mutex = (GMutex *) gst_pad_get_element_private(pad);
   1.646  
   1.647 -  g_mutex_lock(mutex);
   1.648 -  if (mux->done)
   1.649 -	{
   1.650 -	  g_debug("DONE pad %p", pad);
   1.651 -	  g_mutex_unlock(mutex);
   1.652 -	  return GST_FLOW_OK;
   1.653 -	}
   1.654 +    g_mutex_lock(mutex);
   1.655 +    if (mux->done) {
   1.656 +        g_debug("DONE pad %p", pad);
   1.657 +        g_mutex_unlock(mutex);
   1.658 +        return GST_FLOW_OK;
   1.659 +    }
   1.660  
   1.661 -  databuf = gst_buffer_make_metadata_writable(buf);
   1.662 +    databuf = gst_buffer_make_metadata_writable(buf);
   1.663  
   1.664 -  if (!mux->negotiated)
   1.665 -	{
   1.666 -	 /*
   1.667 -	    GstCaps *newcaps;
   1.668 -	    newcaps = gst_pad_get_caps (mux->sinkpad);
   1.669 +    if (!mux->negotiated) {
   1.670 +        /*
   1.671 +         * GstCaps *newcaps; newcaps = gst_pad_get_caps (mux->sinkpad);
   1.672 +         * 
   1.673 +         * g_debug ("CAPS: %s",gst_caps_to_string (newcaps));
   1.674 +         * 
   1.675 +         * if (!gst_pad_set_caps (mux->srcpad, newcaps)) goto nego_error; 
   1.676 +         */
   1.677 +        mux->negotiated = TRUE;
   1.678 +    }
   1.679  
   1.680 -	    g_debug ("CAPS: %s",gst_caps_to_string (newcaps));
   1.681 +    /*
   1.682 +     * g_debug ("Running [%s]\n" "\tTOFFSET [%"G_GUINT64_FORMAT"]\n"
   1.683 +     * "\tB_TSTAMP [%"G_GUINT64_FORMAT"]\n" "\tB_DURATION
   1.684 +     * [%"G_GUINT64_FORMAT"]\n" "\tOFFSET [%"G_GUINT64_FORMAT"]\n"
   1.685 +     * "\tB_OFFSET [%"G_GUINT64_FORMAT"]", gst_element_get_name (mux),
   1.686 +     * mux->timeoffset, GST_BUFFER_TIMESTAMP (databuf),
   1.687 +     * GST_BUFFER_DURATION (databuf), mux->offset, GST_BUFFER_OFFSET
   1.688 +     * (databuf)); 
   1.689 +     */
   1.690  
   1.691 -	    if (!gst_pad_set_caps (mux->srcpad, newcaps))
   1.692 -	    goto nego_error;
   1.693 -	  */
   1.694 -	  mux->negotiated = TRUE;
   1.695 -	}
   1.696  
   1.697 - /*
   1.698 -    g_debug ("Running [%s]\n"
   1.699 -    "\tTOFFSET    [%"G_GUINT64_FORMAT"]\n"
   1.700 -    "\tB_TSTAMP   [%"G_GUINT64_FORMAT"]\n"
   1.701 -    "\tB_DURATION [%"G_GUINT64_FORMAT"]\n"
   1.702 -    "\tOFFSET     [%"G_GUINT64_FORMAT"]\n"
   1.703 -    "\tB_OFFSET   [%"G_GUINT64_FORMAT"]",
   1.704 -    gst_element_get_name (mux),
   1.705 -    mux->timeoffset, 
   1.706 -    GST_BUFFER_TIMESTAMP (databuf),
   1.707 -    GST_BUFFER_DURATION (databuf),
   1.708 -    mux->offset,
   1.709 -    GST_BUFFER_OFFSET (databuf));
   1.710 -  */
   1.711 +    if (mux->resync) {
   1.712 +        g_debug("RESYNC [%s]", gst_element_get_name(mux));
   1.713 +        mux->timeoffset += GST_BUFFER_TIMESTAMP(databuf);
   1.714 +        GST_BUFFER_TIMESTAMP(databuf) = mux->timeoffset;
   1.715 +        mux->timeoffset += GST_BUFFER_DURATION(databuf);
   1.716  
   1.717 +        mux->offset += GST_BUFFER_OFFSET(databuf);
   1.718 +        GST_BUFFER_OFFSET(databuf) = mux->offset;
   1.719 +        mux->offset += GST_BUFFER_SIZE(databuf);
   1.720 +        mux->resync = FALSE;
   1.721 +    } else {
   1.722  
   1.723 -  if (mux->resync)
   1.724 -	{
   1.725 -	  g_debug("RESYNC [%s]", gst_element_get_name(mux));
   1.726 -	  mux->timeoffset += GST_BUFFER_TIMESTAMP(databuf);
   1.727 -	  GST_BUFFER_TIMESTAMP(databuf) = mux->timeoffset;
   1.728 -	  mux->timeoffset += GST_BUFFER_DURATION(databuf);
   1.729 +        GST_BUFFER_TIMESTAMP(databuf) = mux->timeoffset;
   1.730 +        mux->timeoffset += GST_BUFFER_DURATION(databuf);
   1.731  
   1.732 -	  mux->offset += GST_BUFFER_OFFSET(databuf);
   1.733 -	  GST_BUFFER_OFFSET(databuf) = mux->offset;
   1.734 -	  mux->offset += GST_BUFFER_SIZE(databuf);
   1.735 -	  mux->resync = FALSE;
   1.736 -	}
   1.737 -  else
   1.738 -	{
   1.739 +        GST_BUFFER_OFFSET(databuf) = mux->offset;
   1.740 +        mux->offset += GST_BUFFER_SIZE(databuf);
   1.741 +    }
   1.742  
   1.743 -	  GST_BUFFER_TIMESTAMP(databuf) = mux->timeoffset;
   1.744 -	  mux->timeoffset += GST_BUFFER_DURATION(databuf);
   1.745 +    gst_buffer_set_caps(databuf, GST_PAD_CAPS(pad));
   1.746 +    ret = gst_pad_push(mux->srcpad, databuf);
   1.747  
   1.748 -	  GST_BUFFER_OFFSET(databuf) = mux->offset;
   1.749 -	  mux->offset += GST_BUFFER_SIZE(databuf);
   1.750 -	}
   1.751 +    // gst_buffer_unref (buf);
   1.752  
   1.753 -  gst_buffer_set_caps(databuf, GST_PAD_CAPS(pad));
   1.754 -  ret = gst_pad_push(mux->srcpad, databuf);
   1.755 -
   1.756 - //gst_buffer_unref (buf);
   1.757 -
   1.758 -  g_mutex_unlock(mutex);
   1.759 -  return ret;
   1.760 -/*
   1.761 -nego_error:
   1.762 -  {
   1.763 -    GST_WARNING_OBJECT (mux, "failed to set caps");
   1.764 -    GST_ELEMENT_ERROR (mux, CORE, NEGOTIATION, (NULL), (NULL));
   1.765 -    return GST_FLOW_NOT_NEGOTIATED;
   1.766 -  }
   1.767 -  */
   1.768 - /*
   1.769 -    no_caps:
   1.770 -    {
   1.771 -    GST_WARNING_OBJECT (mux, "no caps on the incoming buffer %p", best->buffer);
   1.772 -    GST_ELEMENT_ERROR (mux, CORE, NEGOTIATION, (NULL), (NULL));
   1.773 -    ret = GST_FLOW_NOT_NEGOTIATED;
   1.774 -    goto beach;
   1.775 -    }
   1.776 -  */
   1.777 +    g_mutex_unlock(mutex);
   1.778 +    return ret;
   1.779 +    /*
   1.780 +     * nego_error: { GST_WARNING_OBJECT (mux, "failed to set caps");
   1.781 +     * GST_ELEMENT_ERROR (mux, CORE, NEGOTIATION, (NULL), (NULL)); return
   1.782 +     * GST_FLOW_NOT_NEGOTIATED; } 
   1.783 +     */
   1.784 +    /*
   1.785 +     * no_caps: { GST_WARNING_OBJECT (mux, "no caps on the incoming buffer 
   1.786 +     * %p", best->buffer); GST_ELEMENT_ERROR (mux, CORE, NEGOTIATION,
   1.787 +     * (NULL), (NULL)); ret = GST_FLOW_NOT_NEGOTIATED; goto beach; } 
   1.788 +     */
   1.789  }
   1.790  
   1.791 -static GstStateChangeReturn
   1.792 -gst_concat_mux_change_state(GstElement * element, GstStateChange transition)
   1.793 +static          GstStateChangeReturn
   1.794 +gst_concat_mux_change_state(GstElement * element,
   1.795 +                            GstStateChange transition)
   1.796  {
   1.797 -  GstConcatMux *concat_mux;
   1.798 -  GstStateChangeReturn ret;
   1.799 +    GstConcatMux   *concat_mux;
   1.800 +    GstStateChangeReturn ret;
   1.801  
   1.802 -  concat_mux = GST_CONCAT_MUX(element);
   1.803 +    concat_mux = GST_CONCAT_MUX(element);
   1.804  
   1.805 -  switch (transition)
   1.806 -	{
   1.807 -	case GST_STATE_CHANGE_READY_TO_PAUSED:
   1.808 -	  concat_mux->done = FALSE;
   1.809 -	  concat_mux->resync = TRUE;
   1.810 -	  GST_DEBUG_OBJECT(concat_mux, "starting collect pads");
   1.811 -	  break;
   1.812 -	case GST_STATE_CHANGE_PAUSED_TO_READY:
   1.813 -	  GST_DEBUG_OBJECT(concat_mux, "stopping collect pads");
   1.814 -	  gst_concat_mux_clear(concat_mux);
   1.815 -	  break;
   1.816 -	default:
   1.817 -	  break;
   1.818 -	}
   1.819 +    switch (transition) {
   1.820 +    case GST_STATE_CHANGE_READY_TO_PAUSED:
   1.821 +        concat_mux->done = FALSE;
   1.822 +        concat_mux->resync = TRUE;
   1.823 +        GST_DEBUG_OBJECT(concat_mux, "starting collect pads");
   1.824 +        break;
   1.825 +    case GST_STATE_CHANGE_PAUSED_TO_READY:
   1.826 +        GST_DEBUG_OBJECT(concat_mux, "stopping collect pads");
   1.827 +        gst_concat_mux_clear(concat_mux);
   1.828 +        break;
   1.829 +    default:
   1.830 +        break;
   1.831 +    }
   1.832  
   1.833 -  ret = GST_ELEMENT_CLASS(parent_class)->change_state(element, transition);
   1.834 -  if (ret == GST_STATE_CHANGE_FAILURE)
   1.835 -	return ret;
   1.836 +    ret =
   1.837 +        GST_ELEMENT_CLASS(parent_class)->change_state(element, transition);
   1.838 +    if (ret == GST_STATE_CHANGE_FAILURE)
   1.839 +        return ret;
   1.840  
   1.841 -  switch (transition)
   1.842 -	{
   1.843 -	default:
   1.844 -	  break;
   1.845 -	}
   1.846 +    switch (transition) {
   1.847 +    default:
   1.848 +        break;
   1.849 +    }
   1.850  
   1.851 -  return ret;
   1.852 +    return ret;
   1.853  }
   1.854  
   1.855  gboolean
   1.856  gst_concat_mux_plugin_init(GstPlugin * plugin)
   1.857  {
   1.858  #ifdef ENABLE_NLS
   1.859 -  setlocale(LC_ALL, "");
   1.860 -  bindtextdomain(GETTEXT_PACKAGE, LOCALEDIR);
   1.861 -#endif /* ENABLE_NLS */
   1.862 +    setlocale(LC_ALL, "");
   1.863 +    bindtextdomain(GETTEXT_PACKAGE, LOCALEDIR);
   1.864 +#endif                          /* ENABLE_NLS */
   1.865  
   1.866 -  GST_DEBUG_CATEGORY_INIT(gst_concat_mux_debug, "concatmux", 0,
   1.867 -						  "concat muxer");
   1.868 +    GST_DEBUG_CATEGORY_INIT(gst_concat_mux_debug, "concatmux", 0,
   1.869 +                            "concat muxer");
   1.870  
   1.871 -  return gst_element_register(plugin, "concatmux", GST_RANK_NONE,
   1.872 -							  GST_TYPE_CONCAT_MUX);
   1.873 +    return gst_element_register(plugin, "concatmux", GST_RANK_NONE,
   1.874 +                                GST_TYPE_CONCAT_MUX);
   1.875  }
   1.876  
   1.877  GST_PLUGIN_DEFINE(GST_VERSION_MAJOR,
   1.878 -				  GST_VERSION_MINOR,
   1.879 -				  "concatmux",
   1.880 -				  "Concat streamers",
   1.881 -				  gst_concat_mux_plugin_init, VERSION, GST_LICENSE,
   1.882 -				  GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN)
   1.883 +                  GST_VERSION_MINOR,
   1.884 +                  "concatmux",
   1.885 +                  "Concat streamers",
   1.886 +                  gst_concat_mux_plugin_init, VERSION, GST_LICENSE,
   1.887 +                  GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN)