def pipeline_dot(self):
t = g_type_name_from_instance(self.val)
s = "digraph pipeline {\n"
s += " rankdir=LR;\n"
s += " fontname=\"sans\";\n"
s += " fontsize=\"10\";\n"
s += " labelloc=t;\n"
s += " nodesep=.1;\n"
s += " ranksep=.2;\n"
s += " label=\"<%s>\\n%s%s%s\";\n" % (t, self.name(), "", "")
s += " node [style=\"filled,rounded\", shape=box, fontsize=\"9\", " \
"fontname=\"sans\", margin=\"0.0,0.0\"];\n"
s += " edge [labelfontsize=\"6\", fontsize=\"9\", " \
"fontname=\"monospace\"];\n"
s += " \n"
s += " legend [\n"
s += " pos=\"0,0!\",\n"
s += " margin=\"0.05,0.05\",\n"
s += " style=\"filled\",\n"
s += " label=\"Legend\\lElement-States: [~] void-pending, " \
"[0] null, [-] ready, [=] paused, [>] playing\\l" \
"Pad-Activation: [-] none, [>] push, [<] pull\\l" \
"Pad-Flags: [b]locked, [f]lushing, [b]locking, [E]OS; " \
"upper-case is set\\lPad-Task: [T] has started task, " \
"[t] has paused task\\l\",\n"
s += " ];"
s += "\n"
s += self.dot(1)
s += "}\n"
return s
def print(self, indent):
_gdb_write(
indent,
"%s(%s) {" % (g_type_name_from_instance(self.val), self.name()))
for p in self.pads():
p.print(indent + 2)
first = True
for child in self.children():
if first:
_gdb_write(indent + 2, "children:")
first = False
_gdb_write(indent + 3, child.name())
current_state = self.val["current_state"]
s = "state: %s" % element_state_to_name(current_state)
for var in ("pending", "target"):
state = self.val[var + "_state"]
if state > 0 and state != current_state:
s += ", %s: %s" % (var, element_state_to_name(state))
_gdb_write(indent + 2, s)
_gdb_write(indent + 2,
"base_time: %s" % format_time_value(self.val["base_time"]))
_gdb_write(
indent + 2,
"start_time: %s" % format_time_value(self.val["start_time"]))
_gdb_write(indent, "}")
def print(self, indent):
_gdb_write(
indent,
"%s(%s) {" % (g_type_name_from_instance(self.val), self.name()))
for p in self.pads():
p.print(indent + 2)
_gdb_write(indent, "}")
def _dot(self, indent=0):
spc = " " * indent
s = "%ssubgraph cluster_%s {\n" % (spc, self.dot_name())
s += "%s fontname=\"Bitstream Vera Sans\";\n" % spc
s += "%s fontsize=\"8\";\n" % spc
s += "%s style=\"filled,rounded\";\n" % spc
s += "%s color=black;\n" % spc
s += "%s label=\"%s\\n%s%s%s\";\n" % \
(spc, g_type_name_from_instance(self.val), self.name(),
self._state_dot(), "")
sink_name = None
if self.has_pads("sinkpads"):
(ss, sink_name) = self._dot_pads(indent + 1, "sinkpads",
self.dot_name() + "_sink")
s += ss
src_name = None
if self.has_pads("srcpads"):
(ss, src_name) = self._dot_pads(indent + 1, "srcpads",
self.dot_name() + "_src")
s += ss
if sink_name and src_name:
name = self.dot_name()
s += "%s %s_%s -> %s_%s [style=\"invis\"];\n" % \
(spc, name, sink_name, name, src_name)
if gst_is_bin(self.val):
s += "%s fillcolor=\"#ffffff\";\n" % spc
s += self.dot(indent + 1)
else:
if src_name and not sink_name:
s += "%s fillcolor=\"#ffaaaa\";\n" % spc
elif not src_name and sink_name:
s += "%s fillcolor=\"#aaaaff\";\n" % spc
elif src_name and sink_name:
s += "%s fillcolor=\"#aaffaa\";\n" % spc
else:
s += "%s fillcolor=\"#ffffff\";\n" % spc
s += "%s}\n\n" % spc
for p in self.pads():
if not p.is_linked():
continue
if p.direction() == "GST_PAD_SRC":
s += p.link_dot(indent, self)
else:
pp = p.peer()
if not g_inherits_type(pp.val, "GstGhostPad") and \
g_inherits_type(pp.val, "GstProxyPad"):
s += pp.link_dot(indent, None)
return s
def to_string(self):
try:
name = g_type_name_from_instance(self.val)
if not name:
name = str(self.val.type.target())
if long(self.val) != 0:
inst = self.val.cast(gdb.lookup_type("GstObject").pointer())
inst_name = inst["name"].string()
if inst_name:
name += "|" + inst_name
return ("0x%x [%s]") % (long(self.val), name)
except RuntimeError:
return "0x%x" % long(self.val)