C++ (Cpp) _g_format_duration_for_display示例

示例#1

文件： gth-media-viewer-page.c 项目： gabstehr/gthumb

static void
update_current_position_bar (GthMediaViewerPage *self)
{
	GstFormat format;
        gint64    current_value = 0;

        format = GST_FORMAT_TIME;
        if (gst_element_query_position (self->priv->playbin, format, &current_value)) {
        	char *s;

		if (self->priv->duration <= 0) {
			gst_element_query_duration (self->priv->playbin, format, &self->priv->duration);
			s = _g_format_duration_for_display (GST_TIME_AS_MSECONDS (self->priv->duration));
			gtk_label_set_text (GTK_LABEL (GET_WIDGET ("label_duration")), s);

			g_free (s);
		}

		/*
		g_print ("==> %" G_GINT64_FORMAT " / %" G_GINT64_FORMAT " (%0.3g)\n" ,
			 current_value,
			 self->priv->duration,
			 ((double) current_value / self->priv->duration) * 100.0);
		*/

		g_signal_handlers_block_by_func(GET_WIDGET ("position_adjustment"), position_value_changed_cb, self);
		gtk_adjustment_set_value (GTK_ADJUSTMENT (GET_WIDGET ("position_adjustment")), (self->priv->duration > 0) ? ((double) current_value / self->priv->duration) * 100.0 : 0.0);
		g_signal_handlers_unblock_by_func(GET_WIDGET ("position_adjustment"), position_value_changed_cb, self);

		s = _g_format_duration_for_display (GST_TIME_AS_MSECONDS (current_value));
		gtk_label_set_text (GTK_LABEL (GET_WIDGET ("label_position")), s);

		g_free (s);
        }
}

示例#2

文件： gth-media-viewer-page.c 项目： Peliadia/gthumb

static void
position_value_changed_cb (GtkAdjustment *adjustment,
			   gpointer       user_data)
{
	GthMediaViewerPage *self = user_data;
	gint64              current_value;
	char               *s;

	if (self->priv->playbin == NULL)
		return;

	current_value = (gint64) (gtk_adjustment_get_value (adjustment) / 100.0 * self->priv->duration);
	if (! gst_element_seek_simple (self->priv->playbin,
				       GST_FORMAT_TIME,
				       GST_SEEK_FLAG_FLUSH | GST_SEEK_FLAG_KEY_UNIT,
				       current_value))
	{
		g_warning ("seek failed");
	}

	s = _g_format_duration_for_display (GST_TIME_AS_MSECONDS (current_value));
	gtk_label_set_text (GTK_LABEL (GET_WIDGET ("label_position")), s);

	g_free (s);
}

示例#3

文件： gstreamer-utils.c 项目： KapTmaN/gthumb

static void
add_metadata (GFileInfo  *info,
              const char *key,
              char       *raw,
              char       *formatted)
{
	GthMetadata *metadata;

	if (raw == NULL)
		return;

	if (strcmp (key, "general::dimensions") == 0) {
		g_file_info_set_attribute_string (info, key, raw);
		return;
	}
	else if (strcmp (key, "general::duration") == 0) {
		int secs;

		g_free (formatted);
		sscanf (raw, "%i", &secs);
		formatted = _g_format_duration_for_display (secs * 1000);
	}
	else if (strcmp (key, "audio-video::general::bitrate") == 0) {
		int bps;

		g_free (formatted);
		sscanf (raw, "%i", &bps);
		formatted = g_strdup_printf ("%d kbps", bps / 1000);
	}

	metadata = gth_metadata_new ();
	g_object_set (metadata,
		      "id", key,
		      "formatted", formatted != NULL ? formatted : raw,
		      "raw", raw,
		      NULL);
	g_file_info_set_attribute_object (info, key, G_OBJECT (metadata));

	g_object_unref (metadata);
	g_free (raw);
	g_free (formatted);
}