extern const gchar *priv_gst_dump_dot_dir; /* NULL *//* set from gst.c */
+#define PARAM_MAX_LENGTH 80
+
const gchar spaces[] = {
" " /* 32 */
" " /* 64 */
" " /* 128 */
};
-extern GstClockTime _priv_gst_info_start_time;
-
static gchar *
debug_dump_make_object_name (GstObject * obj)
{
}
static gchar *
-debug_dump_get_element_params (GstElement * element)
+debug_dump_get_element_params (GstElement * element,
+ GstDebugGraphDetails details)
{
gchar *param_name = NULL;
GParamSpec **properties, *property;
GValue value = { 0, };
guint i, number_of_properties;
gchar *tmp, *value_str;
+ const gchar *ellipses;
/* get paramspecs and show non-default properties */
properties =
for (i = 0; i < number_of_properties; i++) {
property = properties[i];
- /* ski some properties */
+ /* skip some properties */
if (!(property->flags & G_PARAM_READABLE))
continue;
if (!strcmp (property->name, "name"))
tmp = g_strdup_value_contents (&value);
value_str = g_strescape (tmp, NULL);
g_free (tmp);
- if (param_name) {
+
+ /* too long, ellipsize */
+ if (!(details & GST_DEBUG_GRAPH_SHOW_FULL_PARAMS) &&
+ strlen (value_str) > PARAM_MAX_LENGTH)
+ ellipses = "…";
+ else
+ ellipses = "";
+
+ if (param_name)
tmp = param_name;
- param_name = g_strdup_printf ("%s\\n%s=%s",
- tmp, property->name, value_str);
- g_free (tmp);
+ else
+ tmp = (char *) "";
+
+ if (details & GST_DEBUG_GRAPH_SHOW_FULL_PARAMS) {
+ param_name = g_strdup_printf ("%s\\n%s=%s", tmp, property->name,
+ value_str);
} else {
- param_name = g_strdup_printf ("\\n%s=%s", property->name, value_str);
+ param_name = g_strdup_printf ("%s\\n%s=%."
+ G_STRINGIFY (PARAM_MAX_LENGTH) "s%s", tmp, property->name,
+ value_str, ellipses);
}
+
+ if (tmp[0] != '\0')
+ g_free (tmp);
+
g_free (value_str);
}
g_value_unset (&value);
static void
debug_dump_pad (GstPad * pad, const gchar * color_name,
- const gchar * element_name, GstDebugGraphDetails details, FILE * out,
+ const gchar * element_name, GstDebugGraphDetails details, GString * str,
const gint indent)
{
GstPadTemplate *pad_templ;
style_name = "filled,solid";
if ((pad_templ = gst_pad_get_pad_template (pad))) {
presence = GST_PAD_TEMPLATE_PRESENCE (pad_templ);
+ gst_object_unref (pad_templ);
if (presence == GST_PAD_SOMETIMES) {
style_name = "filled,dotted";
} else if (presence == GST_PAD_REQUEST) {
if (details & GST_DEBUG_GRAPH_SHOW_STATES) {
gchar pad_flags[4];
const gchar *activation_mode = "-><";
+ const gchar *task_mode = "";
+ GstTask *task;
+
+ GST_OBJECT_LOCK (pad);
+ task = GST_PAD_TASK (pad);
+ if (task) {
+ switch (gst_task_get_state (task)) {
+ case GST_TASK_STARTED:
+ task_mode = "[T]";
+ break;
+ case GST_TASK_PAUSED:
+ task_mode = "[t]";
+ break;
+ default:
+ /* Invalid task state, ignoring */
+ break;
+ }
+ }
+ GST_OBJECT_UNLOCK (pad);
/* check if pad flags */
pad_flags[0] =
GST_OBJECT_FLAG_IS_SET (pad, GST_PAD_FLAG_BLOCKING) ? 'B' : 'b';
pad_flags[3] = '\0';
- fprintf (out,
- "%s %s_%s [color=black, fillcolor=\"%s\", label=\"%s\\n[%c][%s]\", height=\"0.2\", style=\"%s\"];\n",
+ g_string_append_printf (str,
+ "%s %s_%s [color=black, fillcolor=\"%s\", label=\"%s\\n[%c][%s]%s\", height=\"0.2\", style=\"%s\"];\n",
spc, element_name, pad_name, color_name, GST_OBJECT_NAME (pad),
- activation_mode[pad->mode], pad_flags, style_name);
+ activation_mode[pad->mode], pad_flags, task_mode, style_name);
} else {
- fprintf (out,
+ g_string_append_printf (str,
"%s %s_%s [color=black, fillcolor=\"%s\", label=\"%s\", height=\"0.2\", style=\"%s\"];\n",
spc, element_name, pad_name, color_name, GST_OBJECT_NAME (pad),
style_name);
static void
debug_dump_element_pad (GstPad * pad, GstElement * element,
- GstDebugGraphDetails details, FILE * out, const gint indent)
+ GstDebugGraphDetails details, GString * str, const gint indent)
{
GstElement *target_element;
GstPad *target_pad, *tmp_pad;
target_element_name = g_strdup ("");
}
debug_dump_pad (target_pad, color_name, target_element_name, details,
- out, indent);
+ str, indent);
/* src ghostpad relationship */
pad_name = debug_dump_make_object_name (GST_OBJECT (pad));
target_pad_name = debug_dump_make_object_name (GST_OBJECT (target_pad));
if (dir == GST_PAD_SRC) {
- fprintf (out, "%s%s_%s -> %s_%s [style=dashed, minlen=0]\n", spc,
+ g_string_append_printf (str,
+ "%s%s_%s -> %s_%s [style=dashed, minlen=0]\n", spc,
target_element_name, target_pad_name, element_name, pad_name);
} else {
- fprintf (out, "%s%s_%s -> %s_%s [style=dashed, minlen=0]\n", spc,
+ g_string_append_printf (str,
+ "%s%s_%s -> %s_%s [style=dashed, minlen=0]\n", spc,
element_name, pad_name, target_element_name, target_pad_name);
}
g_free (target_pad_name);
GST_PAD_SINK) ? "#aaaaff" : "#cccccc");
}
/* pads */
- debug_dump_pad (pad, color_name, element_name, details, out, indent);
+ debug_dump_pad (pad, color_name, element_name, details, str, indent);
g_free (element_name);
}
gchar *value_str = gst_value_serialize (value);
gchar *esc_value_str;
+ if (value_str == NULL) {
+ g_string_append_printf (str, " %18s: NULL\\l", g_quark_to_string (field));
+ return TRUE;
+ }
+
/* some enums can become really long */
if (strlen (value_str) > 25) {
gint pos = 24;
str = g_string_sized_new (slen);
for (i = 0; i < gst_caps_get_size (caps); i++) {
+ GstCapsFeatures *features = __gst_caps_get_features_unchecked (caps, i);
GstStructure *structure = gst_caps_get_structure (caps, i);
g_string_append (str, gst_structure_get_name (structure));
+
+ if (features && (gst_caps_features_is_any (features)
+ || !gst_caps_features_is_equal (features,
+ GST_CAPS_FEATURES_MEMORY_SYSTEM_MEMORY))) {
+ g_string_append_c (str, '(');
+ priv_gst_caps_features_append_to_gstring (features, str);
+ g_string_append_c (str, ')');
+ }
g_string_append (str, "\\l");
gst_structure_foreach (structure, string_append_field, (gpointer) str);
static void
debug_dump_element_pad_link (GstPad * pad, GstElement * element,
- GstDebugGraphDetails details, FILE * out, const gint indent)
+ GstDebugGraphDetails details, GString * str, const gint indent)
{
GstElement *peer_element;
GstPad *peer_pad;
/* pad link */
if (media) {
- fprintf (out, "%s%s_%s -> %s_%s [label=\"%s\"]\n", spc,
+ g_string_append_printf (str, "%s%s_%s -> %s_%s [label=\"%s\"]\n", spc,
element_name, pad_name, peer_element_name, peer_pad_name, media);
g_free (media);
} else if (media_src && media_sink) {
/* dot has some issues with placement of head and taillabels,
* we need an empty label to make space */
- fprintf (out, "%s%s_%s -> %s_%s [labeldistance=\"10\", labelangle=\"0\", "
+ g_string_append_printf (str,
+ "%s%s_%s -> %s_%s [labeldistance=\"10\", labelangle=\"0\", "
"label=\" \", "
- "headlabel=\"%s\", taillabel=\"%s\"]\n",
+ "taillabel=\"%s\", headlabel=\"%s\"]\n",
spc, element_name, pad_name, peer_element_name, peer_pad_name,
media_src, media_sink);
g_free (media_src);
g_free (media_sink);
} else {
- fprintf (out, "%s%s_%s -> %s_%s\n", spc,
+ g_string_append_printf (str, "%s%s_%s -> %s_%s\n", spc,
element_name, pad_name, peer_element_name, peer_pad_name);
}
static void
debug_dump_element_pads (GstIterator * pad_iter, GstPad * pad,
- GstElement * element, GstDebugGraphDetails details, FILE * out,
+ GstElement * element, GstDebugGraphDetails details, GString * str,
const gint indent, guint * src_pads, guint * sink_pads)
{
GValue item = { 0, };
switch (gst_iterator_next (pad_iter, &item)) {
case GST_ITERATOR_OK:
pad = g_value_get_object (&item);
- debug_dump_element_pad (pad, element, details, out, indent);
+ debug_dump_element_pad (pad, element, details, str, indent);
dir = gst_pad_get_direction (pad);
if (dir == GST_PAD_SRC)
(*src_pads)++;
* Helper for gst_debug_bin_to_dot_file() to recursively dump a pipeline.
*/
static void
-debug_dump_element (GstBin * bin, GstDebugGraphDetails details, FILE * out,
- const gint indent)
+debug_dump_element (GstBin * bin, GstDebugGraphDetails details,
+ GString * str, const gint indent)
{
GstIterator *element_iter, *pad_iter;
gboolean elements_done, pads_done;
state_name = debug_dump_get_element_state (GST_ELEMENT (element));
}
if (details & GST_DEBUG_GRAPH_SHOW_NON_DEFAULT_PARAMS) {
- param_name = debug_dump_get_element_params (GST_ELEMENT (element));
+ param_name = debug_dump_get_element_params (GST_ELEMENT (element),
+ details);
}
/* elements */
- fprintf (out, "%ssubgraph cluster_%s {\n", spc, element_name);
- fprintf (out, "%s fontname=\"Bitstream Vera Sans\";\n", spc);
- fprintf (out, "%s fontsize=\"8\";\n", spc);
- fprintf (out, "%s style=filled;\n", spc);
- fprintf (out, "%s color=black;\n\n", spc);
- fprintf (out, "%s label=\"%s\\n%s%s%s\";\n", spc,
+ g_string_append_printf (str, "%ssubgraph cluster_%s {\n", spc,
+ element_name);
+ g_string_append_printf (str, "%s fontname=\"Bitstream Vera Sans\";\n",
+ spc);
+ g_string_append_printf (str, "%s fontsize=\"8\";\n", spc);
+ g_string_append_printf (str, "%s style=filled;\n", spc);
+ g_string_append_printf (str, "%s color=black;\n\n", spc);
+ g_string_append_printf (str, "%s label=\"%s\\n%s%s%s\";\n", spc,
G_OBJECT_TYPE_NAME (element), GST_OBJECT_NAME (element),
(state_name ? state_name : ""), (param_name ? param_name : "")
);
src_pads = sink_pads = 0;
if ((pad_iter = gst_element_iterate_sink_pads (element))) {
- debug_dump_element_pads (pad_iter, pad, element, details, out, indent,
- &src_pads, &sink_pads);
+ debug_dump_element_pads (pad_iter, pad, element, details, str,
+ indent, &src_pads, &sink_pads);
gst_iterator_free (pad_iter);
}
if ((pad_iter = gst_element_iterate_src_pads (element))) {
- debug_dump_element_pads (pad_iter, pad, element, details, out, indent,
- &src_pads, &sink_pads);
+ debug_dump_element_pads (pad_iter, pad, element, details, str,
+ indent, &src_pads, &sink_pads);
gst_iterator_free (pad_iter);
}
if (GST_IS_BIN (element)) {
- fprintf (out, "%s fillcolor=\"#ffffff\";\n", spc);
+ g_string_append_printf (str, "%s fillcolor=\"#ffffff\";\n", spc);
/* recurse */
- debug_dump_element (GST_BIN (element), details, out, indent + 1);
+ debug_dump_element (GST_BIN (element), details, str, indent + 1);
} else {
if (src_pads && !sink_pads)
- fprintf (out, "%s fillcolor=\"#ffaaaa\";\n", spc);
+ g_string_append_printf (str, "%s fillcolor=\"#ffaaaa\";\n", spc);
else if (!src_pads && sink_pads)
- fprintf (out, "%s fillcolor=\"#aaaaff\";\n", spc);
+ g_string_append_printf (str, "%s fillcolor=\"#aaaaff\";\n", spc);
else if (src_pads && sink_pads)
- fprintf (out, "%s fillcolor=\"#aaffaa\";\n", spc);
+ g_string_append_printf (str, "%s fillcolor=\"#aaffaa\";\n", spc);
else
- fprintf (out, "%s fillcolor=\"#ffffff\";\n", spc);
+ g_string_append_printf (str, "%s fillcolor=\"#ffffff\";\n", spc);
}
- fprintf (out, "%s}\n\n", spc);
+ g_string_append_printf (str, "%s}\n\n", spc);
if ((pad_iter = gst_element_iterate_pads (element))) {
pads_done = FALSE;
while (!pads_done) {
pad = g_value_get_object (&item2);
if (gst_pad_is_linked (pad)) {
if (gst_pad_get_direction (pad) == GST_PAD_SRC) {
- debug_dump_element_pad_link (pad, element, details, out,
+ debug_dump_element_pad_link (pad, element, details, str,
indent);
} else {
GstPad *peer_pad = gst_pad_get_peer (pad);
if (!GST_IS_GHOST_PAD (peer_pad)
&& GST_IS_PROXY_PAD (peer_pad)) {
debug_dump_element_pad_link (peer_pad, NULL, details,
- out, indent);
+ str, indent);
}
gst_object_unref (peer_pad);
}
gst_iterator_free (element_iter);
}
+static void
+debug_dump_header (GstBin * bin, GstDebugGraphDetails details, GString * str)
+{
+ gchar *state_name = NULL;
+ gchar *param_name = NULL;
+
+ if (details & GST_DEBUG_GRAPH_SHOW_STATES) {
+ state_name = debug_dump_get_element_state (GST_ELEMENT (bin));
+ }
+ if (details & GST_DEBUG_GRAPH_SHOW_NON_DEFAULT_PARAMS) {
+ param_name = debug_dump_get_element_params (GST_ELEMENT (bin), details);
+ }
+
+ /* write header */
+ g_string_append_printf (str,
+ "digraph pipeline {\n"
+ " rankdir=LR;\n"
+ " fontname=\"sans\";\n"
+ " fontsize=\"10\";\n"
+ " labelloc=t;\n"
+ " nodesep=.1;\n"
+ " ranksep=.2;\n"
+ " label=\"<%s>\\n%s%s%s\";\n"
+ " node [style=filled, shape=box, fontsize=\"9\", fontname=\"sans\", margin=\"0.0,0.0\"];\n"
+ " edge [labelfontsize=\"6\", fontsize=\"9\", fontname=\"monospace\"];\n"
+ " \n"
+ " legend [\n"
+ " pos=\"0,0!\",\n"
+ " margin=\"0.05,0.05\",\n"
+ " label=\"Legend\\lElement-States: [~] void-pending, [0] null, [-] ready, [=] paused, [>] playing\\lPad-Activation: [-] none, [>] push, [<] pull\\lPad-Flags: [b]locked, [f]lushing, [b]locking; upper-case is set\\lPad-Task: [T] has started task, [t] has paused task\\l\"\n,"
+ " ];"
+ "\n", G_OBJECT_TYPE_NAME (bin), GST_OBJECT_NAME (bin),
+ (state_name ? state_name : ""), (param_name ? param_name : "")
+ );
+
+ if (state_name)
+ g_free (state_name);
+ if (param_name)
+ g_free (param_name);
+}
+
+static void
+debug_dump_footer (GString * str)
+{
+ g_string_append_printf (str, "}\n");
+}
+
+/*
+ * gst_debug_bin_to_dot_data:
+ * @bin: the top-level pipeline that should be analyzed
+ *
+ * To aid debugging applications one can use this method to obtain the whole
+ * network of gstreamer elements that form the pipeline into an dot file.
+ * This data can be processed with graphviz to get an image.
+ *
+ * Returns: (transfer full): a string containing the pipeline in graphviz
+ * dot format.
+ */
+gchar *
+gst_debug_bin_to_dot_data (GstBin * bin, GstDebugGraphDetails details)
+{
+ GString *str;
+
+ g_return_val_if_fail (GST_IS_BIN (bin), NULL);
+
+ str = g_string_new (NULL);
+
+ debug_dump_header (bin, details, str);
+ debug_dump_element (bin, details, str, 1);
+ debug_dump_footer (str);
+
+ return g_string_free (str, FALSE);
+}
+
/*
* gst_debug_bin_to_dot_file:
* @bin: the top-level pipeline that should be analyzed
priv_gst_dump_dot_dir, file_name);
if ((out = fopen (full_file_name, "wb"))) {
- gchar *state_name = NULL;
- gchar *param_name = NULL;
+ gchar *buf;
- if (details & GST_DEBUG_GRAPH_SHOW_STATES) {
- state_name = debug_dump_get_element_state (GST_ELEMENT (bin));
- }
- if (details & GST_DEBUG_GRAPH_SHOW_NON_DEFAULT_PARAMS) {
- param_name = debug_dump_get_element_params (GST_ELEMENT (bin));
- }
+ buf = gst_debug_bin_to_dot_data (bin, details);
+ fputs (buf, out);
- /* write header */
- fprintf (out,
- "digraph pipeline {\n"
- " rankdir=LR;\n"
- " fontname=\"sans\";\n"
- " fontsize=\"10\";\n"
- " labelloc=t;\n"
- " nodesep=.1;\n"
- " ranksep=.2;\n"
- " label=\"<%s>\\n%s%s%s\";\n"
- " node [style=filled, shape=box, fontsize=\"9\", fontname=\"sans\", margin=\"0.0,0.0\"];\n"
- " edge [labelfontsize=\"6\", fontsize=\"9\", fontname=\"monospace\"];\n"
- "\n", G_OBJECT_TYPE_NAME (bin), GST_OBJECT_NAME (bin),
- (state_name ? state_name : ""), (param_name ? param_name : "")
- );
- if (state_name)
- g_free (state_name);
- if (param_name)
- g_free (param_name);
-
- debug_dump_element (bin, details, out, 1);
-
- /* write footer */
- fprintf (out, "}\n");
+ g_free (buf);
fclose (out);
+
GST_INFO ("wrote bin graph to : '%s'", full_file_name);
} else {
GST_WARNING ("Failed to open file '%s' for writing: %s", full_file_name,