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C++ GST_MESSAGE_SRC函数代码示例

本文整理汇总了C++中GST_MESSAGE_SRC函数的典型用法代码示例。如果您正苦于以下问题：C++ GST_MESSAGE_SRC函数的具体用法？C++ GST_MESSAGE_SRC怎么用？C++ GST_MESSAGE_SRC使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。


在下文中一共展示了GST_MESSAGE_SRC函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: create_window

static GstBusSyncReply
create_window(GstBus *bus, GstMessage *msg, gpointer data)
{
    preview_t *preview = (preview_t*)data;

    switch (GST_MESSAGE_TYPE(msg))
    {
    case GST_MESSAGE_ELEMENT:
    {
#if GST_CHECK_VERSION(1, 0, 0)
        if (!gst_is_video_overlay_prepare_window_handle_message(msg))
            return GST_BUS_PASS;
        gst_video_overlay_set_window_handle(
            GST_VIDEO_OVERLAY(GST_MESSAGE_SRC(msg)), preview->xid);
#else
        if (!gst_structure_has_name(msg->structure, "prepare-xwindow-id"))
            return GST_BUS_PASS;
#if !defined(_WIN32)
        gst_x_overlay_set_xwindow_id(
            GST_X_OVERLAY(GST_MESSAGE_SRC(msg)), preview->xid);
#else
        gst_directdraw_sink_set_window_id(
            GST_X_OVERLAY(GST_MESSAGE_SRC(msg)), preview->xid);
#endif
#endif
        gst_message_unref(msg);
        return GST_BUS_DROP;
    } break;

    default:
    {
    } break;
    }
    return GST_BUS_PASS;
}
开发者ID:TotalCaesar659，项目名称:HandBrake，代码行数:35，代码来源:preview.c

示例2: create_window

static GstBusSyncReply create_window (GstBus* bus, GstMessage* message, GtkWidget* widget)
{
    GtkAllocation allocation;

    if (gst_gtk_handle_need_context (bus, message, NULL))
        return GST_BUS_DROP;

    // ignore anything but 'prepare-window-handle' element messages
    if (GST_MESSAGE_TYPE (message) != GST_MESSAGE_ELEMENT)
        return GST_BUS_PASS;

    if (!gst_is_video_overlay_prepare_window_handle_message (message))
        return GST_BUS_PASS;

    g_print ("setting window handle %p\n", widget);

    gst_video_overlay_set_gtk_window (GST_VIDEO_OVERLAY (GST_MESSAGE_SRC (message)), widget);

    gtk_widget_get_allocation (widget, &allocation);
    gst_video_overlay_set_render_rectangle (GST_VIDEO_OVERLAY (GST_MESSAGE_SRC (message)), allocation.x, allocation.y, allocation.width, allocation.height);

    gst_message_unref (message);

    return GST_BUS_DROP;
}
开发者ID:ConfusedReality，项目名称:pkg_multimedia_gst-plugins-bad，代码行数:25，代码来源:main.cpp

示例3: message_received

static void
message_received (GstBus * bus, GstMessage * message, GstPipeline * bin)
{
  GST_INFO ("bus message from \"%" GST_PTR_FORMAT "\": %" GST_PTR_FORMAT,
      GST_MESSAGE_SRC (message), message);

  switch (message->type) {
    case GST_MESSAGE_EOS:
      g_main_loop_quit (main_loop);
      break;
    case GST_MESSAGE_WARNING:{
      GError *gerror;
      gchar *debug;

      gst_message_parse_warning (message, &gerror, &debug);
      gst_object_default_error (GST_MESSAGE_SRC (message), gerror, debug);
      g_error_free (gerror);
      g_free (debug);
      break;
    }
    case GST_MESSAGE_ERROR:{
      GError *gerror;
      gchar *debug;

      gst_message_parse_error (message, &gerror, &debug);
      gst_object_default_error (GST_MESSAGE_SRC (message), gerror, debug);
      g_error_free (gerror);
      g_free (debug);
      g_main_loop_quit (main_loop);
      break;
    }
    default:
      break;
  }
}
开发者ID:ConfusedReality，项目名称:pkg_multimedia_gst-plugins-base，代码行数:35，代码来源:adder.c

示例4: _test_reverse_negotiation_message

static void
_test_reverse_negotiation_message (GstBus * bus, GstMessage * message,
    GMainLoop * loop)
{
  GError *err = NULL;
  gchar *debug;

  switch (GST_MESSAGE_TYPE (message)) {
    case GST_MESSAGE_ERROR:
      gst_message_parse_error (message, &err, &debug);
      gst_object_default_error (GST_MESSAGE_SRC (message), err, debug);
      g_error_free (err);
      g_free (debug);
      g_assert_not_reached ();
      break;
    case GST_MESSAGE_WARNING:
      gst_message_parse_warning (message, &err, &debug);
      gst_object_default_error (GST_MESSAGE_SRC (message), err, debug);
      g_error_free (err);
      g_free (debug);
      g_assert_not_reached ();
      break;
    case GST_MESSAGE_EOS:
      g_main_loop_quit (loop);
      break;
    default:
      break;
  }
}
开发者ID:rawoul，项目名称:gst-plugins-base，代码行数:29，代码来源:videoscale.c

示例5: bus_callback

static gboolean
bus_callback (GstBus * bus, GstMessage * message, gpointer data)
{
  switch (GST_MESSAGE_TYPE (message)) {
    case GST_MESSAGE_ERROR:{
      GError *err;
      gchar *debug;

      gst_message_parse_error (message, &err, &debug);
      g_print ("Error: %s\n", err->message);
      g_error_free (err);
      g_free (debug);

      /* Write debug graph to file */
      GST_DEBUG_BIN_TO_DOT_FILE_WITH_TS (GST_BIN (camerabin),
          GST_DEBUG_GRAPH_SHOW_ALL, "camerabin.error");

      g_main_loop_quit (loop);
      break;
    }
    case GST_MESSAGE_STATE_CHANGED:
      if (GST_IS_BIN (GST_MESSAGE_SRC (message))) {
        GstState oldstate, newstate;

        gst_message_parse_state_changed (message, &oldstate, &newstate, NULL);
        GST_DEBUG_OBJECT (GST_MESSAGE_SRC (message), "state-changed: %s -> %s",
            gst_element_state_get_name (oldstate),
            gst_element_state_get_name (newstate));
      }
      break;
    case GST_MESSAGE_EOS:
      /* end-of-stream */
      GST_INFO ("got eos() - should not happen");
      g_main_loop_quit (loop);
      break;
    case GST_MESSAGE_ELEMENT:
      if (GST_MESSAGE_SRC (message) == (GstObject *) camerabin) {
        const GstStructure *structure = gst_message_get_structure (message);

        if (gst_structure_has_name (structure, "image-done")) {
#ifndef GST_DISABLE_GST_DEBUG
          const gchar *fname = gst_structure_get_string (structure, "filename");

          GST_DEBUG ("image done: %s", fname);
#endif
          if (capture_count < capture_total) {
            g_idle_add ((GSourceFunc) run_pipeline, NULL);
          } else {
            g_main_loop_quit (loop);
          }
        }
      }
      break;
    default:
      /* unhandled message */
      break;
  }
  return TRUE;
}
开发者ID:mrchapp，项目名称:gst-plugins-bad，代码行数:59，代码来源:gst-camerabin2-test.c

示例6: default_msg_handler

static bool default_msg_handler( decoder_t *p_dec, GstMessage *p_msg )
{
    bool err = false;

    switch( GST_MESSAGE_TYPE( p_msg ) ){
    case GST_MESSAGE_ERROR:
        {
            gchar  *psz_debug;
            GError *p_error;

            gst_message_parse_error( p_msg, &p_error, &psz_debug );
            g_free( psz_debug );

            msg_Err( p_dec, "Error from %s: %s",
                    GST_ELEMENT_NAME( GST_MESSAGE_SRC( p_msg ) ),
                    p_error->message );
            g_error_free( p_error );
            err = true;
        }
        break;
    case GST_MESSAGE_WARNING:
        {
            gchar  *psz_debug;
            GError *p_error;

            gst_message_parse_warning( p_msg, &p_error, &psz_debug );
            g_free( psz_debug );

            msg_Warn( p_dec, "Warning from %s: %s",
                    GST_ELEMENT_NAME( GST_MESSAGE_SRC( p_msg ) ),
                    p_error->message );
            g_error_free( p_error );
        }
        break;
    case GST_MESSAGE_INFO:
        {
            gchar  *psz_debug;
            GError *p_error;

            gst_message_parse_info( p_msg, &p_error, &psz_debug );
            g_free( psz_debug );

            msg_Info( p_dec, "Info from %s: %s",
                    GST_ELEMENT_NAME( GST_MESSAGE_SRC( p_msg ) ),
                    p_error->message );
            g_error_free( p_error );
        }
        break;
    default:
        break;
    }

    return err;
}
开发者ID:CityFire，项目名称:vlc，代码行数:54，代码来源:gstdecode.c

示例7: message_received

static void
message_received (GstBus * bus, GstMessage * message, gpointer user_data)
{
  if (GST_MESSAGE_TYPE (message) == GST_MESSAGE_ERROR) {
    GST_WARNING_OBJECT (GST_MESSAGE_SRC (message), "error: %" GST_PTR_FORMAT,
        message);
  } else {
    GST_DEBUG_OBJECT (GST_MESSAGE_SRC (message), "eos: %" GST_PTR_FORMAT,
        message);
  }
  g_main_loop_quit (user_data);
}
开发者ID:Buzztrax，项目名称:buzztrax，代码行数:12，代码来源:e-sink-bin.c

示例8: typefind_message_received

static void
typefind_message_received (GstBus * bus, GstMessage * message,
    gpointer user_data)
{
  if (GST_MESSAGE_TYPE (message) == GST_MESSAGE_ERROR) {
    GST_WARNING_OBJECT (GST_MESSAGE_SRC (message),
        "error for '%s': %" GST_PTR_FORMAT, (gchar *) user_data, message);
  } else {
    GST_DEBUG_OBJECT (GST_MESSAGE_SRC (message),
        "eos for '%s': %" GST_PTR_FORMAT, (gchar *) user_data, message);
  }
  g_main_loop_quit (typefind_main_loop);
}
开发者ID:Buzztrax，项目名称:buzztrax，代码行数:13，代码来源:e-sink-bin.c

示例9: ges_validate_handle_request_state_change

void
ges_validate_handle_request_state_change (GstMessage * message,
    GApplication * application)
{
  GstState state;

  gst_message_parse_request_state (message, &state);

  if (GST_IS_VALIDATE_SCENARIO (GST_MESSAGE_SRC (message))
      && state == GST_STATE_NULL) {
    gst_validate_printf (GST_MESSAGE_SRC (message),
        "State change request NULL, " "quiting application\n");
    g_application_quit (application);
  }
}
开发者ID:GStreamer，项目名称:gst-editing-services，代码行数:15，代码来源:ges-validate.c

示例10: create_window

static GstBusSyncReply
create_window (GstBus * bus, GstMessage * message, gpointer data)
{
  GstGLClutterActor **actor = (GstGLClutterActor **) data;
  static gint count = 0;
  static GMutex mutex;
  // ignore anything but 'prepare-window-handle' element messages
  if (GST_MESSAGE_TYPE (message) != GST_MESSAGE_ELEMENT)
    return GST_BUS_PASS;

  if (!gst_is_video_overlay_prepare_window_handle_message (message))
    return GST_BUS_PASS;

  g_mutex_lock (&mutex);

  if (count < N_ACTORS) {
    g_message ("adding actor %d", count);
    gst_video_overlay_set_window_handle (GST_VIDEO_OVERLAY (GST_MESSAGE_SRC
            (message)), actor[count]->win);
    clutter_threads_add_idle ((GSourceFunc) create_actor, actor[count]);
    count++;
  }

  g_mutex_unlock (&mutex);

  gst_message_unref (message);
  return GST_BUS_DROP;
}
开发者ID:ConfusedReality，项目名称:pkg_multimedia_gst-plugins-bad，代码行数:28，代码来源:clutteractortee.c

示例11: handle_message

static gboolean
handle_message (GstBus * bus, GstMessage * message, gpointer data)
{
  GstElement *bin = GST_ELEMENT_CAST (data);

  switch (message->type) {
    case GST_MESSAGE_EOS:
      g_message ("got EOS");
      g_main_loop_quit (loop);
      break;
    case GST_MESSAGE_WARNING:
    case GST_MESSAGE_ERROR:
    {
      GError *gerror;
      gchar *debug;

      if (message->type == GST_MESSAGE_ERROR)
        gst_message_parse_error (message, &gerror, &debug);
      else
        gst_message_parse_warning (message, &gerror, &debug);

      gst_object_default_error (GST_MESSAGE_SRC (message), gerror, debug);
      g_error_free (gerror);
      g_free (debug);
      g_main_loop_quit (loop);
      break;
    }
    case GST_MESSAGE_ASYNC_DONE:
      g_timeout_add (40, (GSourceFunc) do_step, bin);
      break;
    default:
      break;
  }
  return TRUE;
}
开发者ID:GrokImageCompression，项目名称:gst-plugins-base，代码行数:35，代码来源:stepping.c

示例12: pointerDetector_receive_message

void
pointerDetector_receive_message (GstBus *bus, GstMessage *message, gpointer pointerDetector)
{
  const GstStructure *st;
  gchar *windowID;
  const gchar *type;
  std::string windowIDStr, typeStr;
  PointerDetectorFilter *filter = (PointerDetectorFilter *) pointerDetector;

  if (GST_MESSAGE_SRC (message) != GST_OBJECT (filter->pointerDetector) ||
      GST_MESSAGE_TYPE (message) != GST_MESSAGE_ELEMENT)
    return;

  st = gst_message_get_structure (message);
  type = gst_structure_get_name (st);

  if ( (g_strcmp0 (type, "window-out") != 0) &&
       (g_strcmp0 (type, "window-in") != 0) ) {
    GST_WARNING ("The message does not have the correct name");
    return;
  }

  if (!gst_structure_get (st, "window", G_TYPE_STRING , &windowID, NULL) ) {
    GST_WARNING ("The message does not contain the window ID");
    return;
  }

  windowIDStr = windowID;
  typeStr = type;

  g_free (windowID);

  filter->raiseEvent (typeStr, windowIDStr);

}
开发者ID:sgala，项目名称:kurento-media-server，代码行数:35，代码来源:PointerDetectorFilter.cpp

示例13: my_bus_callback

static gboolean
my_bus_callback (GstBus * bus, GstMessage * message, gpointer data)
{
  GstElement *sender = (GstElement *) GST_MESSAGE_SRC (message);
  const gchar *name = gst_element_get_name (sender);
  GMainLoop *loop = (GMainLoop *) data;

  g_print ("Got %s message from %s\n", GST_MESSAGE_TYPE_NAME (message), name);

  switch (GST_MESSAGE_TYPE (message)) {

    case GST_MESSAGE_ERROR:{
      GError *err;
      gchar *debug;

      gst_message_parse_error (message, &err, &debug);
      g_print ("Error: %s (%s)\n", err->message, debug);
      g_error_free (err);
      g_free (debug);

      g_main_loop_quit (loop);
      break;
    }
    case GST_MESSAGE_EOS:
      /* end-of-stream */
      g_main_loop_quit (loop);
      break;
    default:
      /* unhandled message */
      break;
  }

  return TRUE;
}
开发者ID:ChinnaSuhas，项目名称:ossbuild，代码行数:34，代码来源:codec-select.c

示例14: BufferingMessageReceived

void GstEnginePipeline::BufferingMessageReceived(GstMessage* msg) {
    // Only handle buffering messages from the queue2 element in audiobin - not
    // the one that's created automatically by uridecodebin.
    if (GST_ELEMENT(GST_MESSAGE_SRC(msg)) != queue_) {
        return;
    }

    // If we are loading new next track, we don't have to pause the playback.
    // The buffering is for the next track and not the current one.
    if (emit_track_ended_on_stream_start_) {
        qLog(Debug) << "Buffering next track";
        return;
    }

    int percent = 0;
    gst_message_parse_buffering(msg, &percent);

    const GstState current_state = state();

    if (percent == 0 && current_state == GST_STATE_PLAYING && !buffering_) {
        buffering_ = true;
        emit BufferingStarted();

        SetState(GST_STATE_PAUSED);
    } else if (percent == 100 && buffering_) {
        buffering_ = false;
        emit BufferingFinished();

        SetState(GST_STATE_PLAYING);
    } else if (buffering_) {
        emit BufferingProgress(percent);
    }
}
开发者ID:redyoshi49q，项目名称:Clementine，代码行数:33，代码来源:gstenginepipeline.cpp

示例15: busMessage

void ZBarFilterImpl::busMessage (GstMessage *message)
{

  if (GST_MESSAGE_SRC (message) == GST_OBJECT (zbar) &&
      GST_MESSAGE_TYPE (message) == GST_MESSAGE_ELEMENT) {
    const GstStructure *st;
    guint64 ts;
    gchar *type, *symbol;

    st = gst_message_get_structure (message);

    if (g_strcmp0 (gst_structure_get_name (st), "barcode") != 0) {
      return;
    }

    if (!gst_structure_get (st, "timestamp", G_TYPE_UINT64, &ts,
                            "type", G_TYPE_STRING, &type, "symbol",
                            G_TYPE_STRING, &symbol, NULL) ) {
      return;
    }

    std::string symbolStr (symbol);
    std::string typeStr (type);

    g_free (type);
    g_free (symbol);

    barcodeDetected (ts, typeStr, symbolStr);
  }
}
开发者ID:kirushyk，项目名称:kms-filters，代码行数:30，代码来源:ZBarFilterImpl.cpp


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