gst/gstdebugutils.c: Refactor code and fix handling of ghostpads and their proxypads.

Original commit message from CVS:
* gst/gstdebugutils.c:
Refactor code and fix handling of ghostpads and their proxypads.
This commit is contained in:
Stefan Kost 2008-04-30 07:56:39 +00:00
parent cf45b88349
commit ba8f586a9c
2 changed files with 230 additions and 165 deletions

View file

@ -1,3 +1,8 @@
2008-04-30 Stefan Kost <ensonic@users.sf.net>
* gst/gstdebugutils.c:
Refactor code and fix handling of ghostpads and their proxypads.
2008-04-29 Wim Taymans <wim.taymans@collabora.co.uk> 2008-04-29 Wim Taymans <wim.taymans@collabora.co.uk>
* docs/gst/gstreamer-sections.txt: * docs/gst/gstreamer-sections.txt:

View file

@ -119,6 +119,225 @@ debug_dump_get_element_params (GstElement * element)
return param_name; return param_name;
} }
static void
debug_dump_element_pad (GstPad * pad, GstElement * element,
GstDebugGraphDetails details, FILE * out, const gint indent)
{
GstElement *target_element;
GstPad *target_pad, *tmp_pad;
GstPadDirection dir;
guint src_pads, sink_pads;
gchar *pad_name, *element_name;
gchar *target_pad_name, *target_element_name;
gchar *color_name;
gchar *spc = NULL;
spc = g_malloc (1 + indent * 2);
memset (spc, 32, indent * 2);
spc[indent * 2] = '\0';
dir = gst_pad_get_direction (pad);
pad_name = debug_dump_make_object_name (GST_OBJECT (pad));
element_name = debug_dump_make_object_name (GST_OBJECT (element));
if (GST_IS_GHOST_PAD (pad)) {
color_name =
(dir == GST_PAD_SRC) ? "#ffdddd" : ((dir ==
GST_PAD_SINK) ? "#ddddff" : "#ffffff");
/* output target-pad so that it belongs to this element */
if ((tmp_pad = gst_ghost_pad_get_target (GST_GHOST_PAD (pad)))) {
if ((target_pad = gst_pad_get_peer (tmp_pad))) {
target_pad_name = debug_dump_make_object_name (GST_OBJECT (target_pad));
if ((target_element = gst_pad_get_parent_element (target_pad))) {
target_element_name =
debug_dump_make_object_name (GST_OBJECT (target_element));
} else {
target_element_name = "";
}
fprintf (out,
"%s %s_%s [color=black, fillcolor=\"%s\", label=\"%s\"];\n",
spc, target_element_name, target_pad_name, color_name,
GST_OBJECT_NAME (target_pad));
g_free (target_pad_name);
if (target_element) {
g_free (target_element_name);
gst_object_unref (target_element);
}
gst_object_unref (target_pad);
}
gst_object_unref (tmp_pad);
}
} else {
color_name =
(dir == GST_PAD_SRC) ? "#ffaaaa" : ((dir ==
GST_PAD_SINK) ? "#aaaaff" : "#cccccc");
}
/* pads */
fprintf (out,
"%s %s_%s [color=black, fillcolor=\"%s\", label=\"%s\"];\n",
spc, element_name, pad_name, color_name, GST_OBJECT_NAME (pad));
if (dir == GST_PAD_SRC)
src_pads++;
else if (dir == GST_PAD_SINK)
sink_pads++;
g_free (pad_name);
g_free (element_name);
}
static void
debug_dump_element_pad_link (GstPad * pad, GstElement * element,
GstDebugGraphDetails details, FILE * out, const gint indent)
{
GstElement *peer_element, *target_element;
GstPad *peer_pad, *target_pad, *tmp_pad;
GstCaps *caps;
GstStructure *structure;
gboolean free_caps, free_media;
gchar *media = NULL;
gchar *pad_name, *element_name;
gchar *peer_pad_name, *peer_element_name;
gchar *target_pad_name, *target_element_name;
gchar *spc = NULL;
spc = g_malloc (1 + indent * 2);
memset (spc, 32, indent * 2);
spc[indent * 2] = '\0';
if ((peer_pad = gst_pad_get_peer (pad))) {
free_media = FALSE;
if ((details & GST_DEBUG_GRAPH_SHOW_MEDIA_TYPE) ||
(details & GST_DEBUG_GRAPH_SHOW_CAPS_DETAILS)
) {
if ((caps = gst_pad_get_negotiated_caps (pad))) {
free_caps = TRUE;
} else {
free_caps = FALSE;
if (!(caps = (GstCaps *)
gst_pad_get_pad_template_caps (pad))) {
/* this should not happen */
media = "?";
}
}
if (caps) {
if (details & GST_DEBUG_GRAPH_SHOW_CAPS_DETAILS) {
gchar *tmp = g_strdelimit (gst_caps_to_string (caps), ",",
'\n');
media = g_strescape (tmp, NULL);
free_media = TRUE;
g_free (tmp);
} else {
if (GST_CAPS_IS_SIMPLE (caps)) {
structure = gst_caps_get_structure (caps, 0);
media = (gchar *) gst_structure_get_name (structure);
} else
media = "*";
}
if (free_caps) {
gst_caps_unref (caps);
}
}
}
pad_name = debug_dump_make_object_name (GST_OBJECT (pad));
if (element) {
element_name = debug_dump_make_object_name (GST_OBJECT (element));
} else {
element_name = "";
}
peer_pad_name = debug_dump_make_object_name (GST_OBJECT (peer_pad));
if ((peer_element = gst_pad_get_parent_element (peer_pad))) {
peer_element_name =
debug_dump_make_object_name (GST_OBJECT (peer_element));
} else {
peer_element_name = "";
}
if (GST_IS_GHOST_PAD (pad)) {
if ((tmp_pad = gst_ghost_pad_get_target (GST_GHOST_PAD (pad)))) {
if ((target_pad = gst_pad_get_peer (tmp_pad))) {
target_pad_name =
debug_dump_make_object_name (GST_OBJECT (target_pad));
if ((target_element = gst_pad_get_parent_element (target_pad))) {
target_element_name =
debug_dump_make_object_name (GST_OBJECT (target_element));
} else {
target_element_name = "";
}
/* src ghostpad relationship */
fprintf (out, "%s%s_%s -> %s_%s [style=dashed]\n", spc,
target_element_name, target_pad_name, element_name, pad_name);
g_free (target_pad_name);
if (target_element) {
g_free (target_element_name);
gst_object_unref (target_element);
}
gst_object_unref (target_pad);
}
gst_object_unref (tmp_pad);
}
}
if (GST_IS_GHOST_PAD (peer_pad)) {
if ((tmp_pad = gst_ghost_pad_get_target (GST_GHOST_PAD (peer_pad)))) {
if ((target_pad = gst_pad_get_peer (tmp_pad))) {
target_pad_name =
debug_dump_make_object_name (GST_OBJECT (target_pad));
if ((target_element = gst_pad_get_parent_element (target_pad))) {
target_element_name =
debug_dump_make_object_name (GST_OBJECT (target_element));
} else {
target_element_name = "";
}
/* sink ghostpad relationship */
fprintf (out, "%s%s_%s -> %s_%s [style=dashed]\n", spc,
peer_element_name, peer_pad_name,
target_element_name, target_pad_name);
/* FIXME: we are missing links from the proxy pad
* theoretically we need to:
* pad=gst_object_ref(target_pad);
* goto line 280: if ((peer_pad = gst_pad_get_peer (pad)))
* as this would e ugly we need to refactor ...
*/
debug_dump_element_pad_link (target_pad, target_element, details, out,
indent);
g_free (target_pad_name);
if (target_element) {
g_free (target_element_name);
gst_object_unref (target_element);
}
gst_object_unref (target_pad);
}
gst_object_unref (tmp_pad);
}
}
/* pad link */
if (media) {
fprintf (out, "%s%s_%s -> %s_%s [label=\"%s\"]\n", spc,
element_name, pad_name, peer_element_name, peer_pad_name, media);
if (free_media) {
g_free (media);
}
} else {
fprintf (out, "%s%s_%s -> %s_%s\n", spc,
element_name, pad_name, peer_element_name, peer_pad_name);
}
g_free (pad_name);
if (element) {
g_free (element_name);
}
g_free (peer_pad_name);
if (peer_element) {
g_free (peer_element_name);
gst_object_unref (peer_element);
}
gst_object_unref (peer_pad);
}
}
/* /*
* debug_dump_element: * debug_dump_element:
* @bin: the bin that should be analyzed * @bin: the bin that should be analyzed
@ -133,18 +352,11 @@ debug_dump_element (GstBin * bin, GstDebugGraphDetails details, FILE * out,
{ {
GstIterator *element_iter, *pad_iter; GstIterator *element_iter, *pad_iter;
gboolean elements_done, pads_done; gboolean elements_done, pads_done;
GstElement *element, *peer_element, *target_element; GstElement *element;
GstPad *pad, *peer_pad, *target_pad, *tmp_pad; GstPad *pad;
GstPadDirection dir; GstPadDirection dir;
GstCaps *caps;
GstStructure *structure;
gboolean free_caps, free_media;
guint src_pads, sink_pads; guint src_pads, sink_pads;
gchar *media = NULL; gchar *element_name;
gchar *pad_name, *element_name;
gchar *peer_pad_name, *peer_element_name;
gchar *target_pad_name, *target_element_name;
gchar *color_name;
gchar *state_name = NULL; gchar *state_name = NULL;
gchar *param_name = NULL; gchar *param_name = NULL;
gchar *spc = NULL; gchar *spc = NULL;
@ -192,31 +404,12 @@ debug_dump_element (GstBin * bin, GstDebugGraphDetails details, FILE * out,
while (!pads_done) { while (!pads_done) {
switch (gst_iterator_next (pad_iter, (gpointer) & pad)) { switch (gst_iterator_next (pad_iter, (gpointer) & pad)) {
case GST_ITERATOR_OK: case GST_ITERATOR_OK:
debug_dump_element_pad (pad, element, details, out, indent);
dir = gst_pad_get_direction (pad); dir = gst_pad_get_direction (pad);
pad_name = debug_dump_make_object_name (GST_OBJECT (pad));
element_name =
debug_dump_make_object_name (GST_OBJECT (element));
if (GST_IS_GHOST_PAD (pad)) {
color_name =
(dir == GST_PAD_SRC) ? "#ffdddd" : ((dir ==
GST_PAD_SINK) ? "#ddddff" : "#ffffff");
} else {
color_name =
(dir == GST_PAD_SRC) ? "#ffaaaa" : ((dir ==
GST_PAD_SINK) ? "#aaaaff" : "#cccccc");
}
/* pads */
fprintf (out,
"%s %s_%s [color=black, fillcolor=\"%s\", label=\"%s\"];\n",
spc, element_name, pad_name, color_name,
GST_OBJECT_NAME (pad));
if (dir == GST_PAD_SRC) if (dir == GST_PAD_SRC)
src_pads++; src_pads++;
else if (dir == GST_PAD_SINK) else if (dir == GST_PAD_SINK)
sink_pads++; sink_pads++;
g_free (pad_name);
g_free (element_name);
gst_object_unref (pad); gst_object_unref (pad);
break; break;
case GST_ITERATOR_RESYNC: case GST_ITERATOR_RESYNC:
@ -252,141 +445,8 @@ debug_dump_element (GstBin * bin, GstDebugGraphDetails details, FILE * out,
case GST_ITERATOR_OK: case GST_ITERATOR_OK:
if (gst_pad_is_linked (pad) if (gst_pad_is_linked (pad)
&& gst_pad_get_direction (pad) == GST_PAD_SRC) { && gst_pad_get_direction (pad) == GST_PAD_SRC) {
if ((peer_pad = gst_pad_get_peer (pad))) { debug_dump_element_pad_link (pad, element, details, out,
free_media = FALSE; indent);
if ((details & GST_DEBUG_GRAPH_SHOW_MEDIA_TYPE) ||
(details & GST_DEBUG_GRAPH_SHOW_CAPS_DETAILS)
) {
if ((caps = gst_pad_get_negotiated_caps (pad))) {
free_caps = TRUE;
} else {
free_caps = FALSE;
if (!(caps = (GstCaps *)
gst_pad_get_pad_template_caps (pad))) {
/* this should not happen */
media = "?";
}
}
if (caps) {
if (details & GST_DEBUG_GRAPH_SHOW_CAPS_DETAILS) {
gchar *tmp =
g_strdelimit (gst_caps_to_string (caps), ",",
'\n');
media = g_strescape (tmp, NULL);
free_media = TRUE;
g_free (tmp);
} else {
if (GST_CAPS_IS_SIMPLE (caps)) {
structure = gst_caps_get_structure (caps, 0);
media =
(gchar *) gst_structure_get_name (structure);
} else
media = "*";
}
if (free_caps) {
gst_caps_unref (caps);
}
}
}
pad_name = debug_dump_make_object_name (GST_OBJECT (pad));
element_name =
debug_dump_make_object_name (GST_OBJECT (element));
peer_pad_name =
debug_dump_make_object_name (GST_OBJECT (peer_pad));
if ((peer_element = gst_pad_get_parent_element (peer_pad))) {
peer_element_name =
debug_dump_make_object_name (GST_OBJECT
(peer_element));
} else {
peer_element_name = "";
}
/* pad link */
if (media) {
fprintf (out, "%s%s_%s -> %s_%s [label=\"%s\"]\n", spc,
element_name, pad_name, peer_element_name,
peer_pad_name, media);
if (free_media) {
g_free (media);
}
} else {
fprintf (out, "%s%s_%s -> %s_%s\n", spc,
element_name, pad_name, peer_element_name,
peer_pad_name);
}
if (GST_IS_GHOST_PAD (pad)) {
if ((tmp_pad =
gst_ghost_pad_get_target (GST_GHOST_PAD (pad)))) {
if ((target_pad = gst_pad_get_peer (tmp_pad))) {
target_pad_name =
debug_dump_make_object_name (GST_OBJECT
(target_pad));
if ((target_element =
gst_pad_get_parent_element (target_pad))) {
target_element_name =
debug_dump_make_object_name (GST_OBJECT
(target_element));
} else {
target_element_name = "";
}
/* src ghostpad relationship */
fprintf (out, "%s%s_%s -> %s_%s [style=dashed]\n",
spc, target_element_name, target_pad_name,
element_name, pad_name);
g_free (target_pad_name);
if (target_element) {
g_free (target_element_name);
gst_object_unref (target_element);
}
gst_object_unref (target_pad);
}
gst_object_unref (tmp_pad);
}
}
if (GST_IS_GHOST_PAD (peer_pad)) {
if ((tmp_pad =
gst_ghost_pad_get_target (GST_GHOST_PAD
(peer_pad)))) {
if ((target_pad = gst_pad_get_peer (tmp_pad))) {
target_pad_name =
debug_dump_make_object_name (GST_OBJECT
(target_pad));
if ((target_element =
gst_pad_get_parent_element (target_pad))) {
target_element_name =
debug_dump_make_object_name (GST_OBJECT
(target_element));
} else {
target_element_name = "";
}
/* sink ghostpad relationship */
fprintf (out, "%s%s_%s -> %s_%s [style=dashed]\n",
spc, peer_element_name, peer_pad_name,
target_element_name, target_pad_name);
g_free (target_pad_name);
if (target_element) {
g_free (target_element_name);
gst_object_unref (target_element);
}
gst_object_unref (target_pad);
}
gst_object_unref (tmp_pad);
}
}
g_free (pad_name);
g_free (element_name);
g_free (peer_pad_name);
if (peer_element) {
g_free (peer_element_name);
gst_object_unref (peer_element);
}
gst_object_unref (peer_pad);
}
} }
gst_object_unref (pad); gst_object_unref (pad);
break; break;