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gdb: Print event seqnums, object pointers and structures

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Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/482>
This commit is contained in:
Thibault Saunier 2020-05-13 17:35:01 -04:00 committed by GStreamer Merge Bot
parent ab4821630a
commit 1c97dac2b1
1 changed files with 18 additions and 8 deletions
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26
libs/gst/helpers/gst_gdb.py
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@ -450,6 +450,10 @@ class GdbGValue:
v += " " if v == "<" else ", "
v += str(GdbGValue(l))
v += " >"
elif tname in ("GEnum"):
v = "%s(%s)" % (
g_type_to_name(g_type_to_typenode(self.val["g_type"])),
value["v_int"])
else:
try:
v = value.string()
@ -543,8 +547,11 @@ class GdbGstSegment:
_gdb_write(indent, "%s:%s %s" %
(key, (8-len(key))*" ", self.format_value(value)))
def print(self, indent):
_gdb_write(indent, "segment: %s" % self.fmt)
def print(self, indent, seqnum=None):
s = "segment:"
if seqnum:
s += "(seqnum: %s)" % seqnum
_gdb_write(indent, s)
rate = float(self.val["rate"])
applied_rate = float(self.val["applied_rate"])
if applied_rate != 1.0:
@ -583,16 +590,17 @@ class GdbGstEvent:
@save_memory_access_print("<inaccessible memory>")
def print(self, indent):
typestr = self.typestr()
seqnum = self.val["event"]["seqnum"]
if typestr == "caps":
caps = GdbGstCaps(self.structure().value("caps").value())
caps.print(indent, "caps:")
caps.print(indent, "caps (seqnum: %s):" % seqnum)
elif typestr == "stream-start":
stream_id = self.structure().value("stream-id").value()
_gdb_write(indent, "stream-start:")
_gdb_write(indent, "stream-start: (seqnum %s)" % seqnum)
_gdb_write(indent + 1, "stream-id: %s" % stream_id.string())
elif typestr == "segment":
segment = self.structure().value("segment").value()
GdbGstSegment(segment).print(indent)
GdbGstSegment(segment).print(indent, seqnum)
elif typestr == "tag":
struct = self.structure()
# skip 'GstTagList-'
@ -600,11 +608,11 @@ class GdbGstEvent:
t = gdb.lookup_type("GstTagListImpl").pointer()
s = struct.value("taglist").value().cast(t)["structure"]
structure = GdbGstStructure(s)
_gdb_write(indent, "tag: %s" % name)
_gdb_write(indent, "tag: %s (seqnum: %s)" % (name, seqnum))
for (key, value) in structure.values():
_gdb_write(indent+1, "%s: %s" % (key, str(value)))
else:
self.structure().print(indent, typestr)
self.structure().print(indent, "%s (seqnum: %s)" % (typestr, seqnum))
class GdbGstBuffer:
@ -966,7 +974,7 @@ class GdbGstElement(GdbGstObject):
@save_memory_access_print("<inaccessible memory>")
def print_tree(self, indent):
_gdb_write(indent, "%s" % self.name())
_gdb_write(indent, "%s(%s)" % (self.name(), self.val))
for child in self.children():
child.print_tree(indent+1)
@ -1146,6 +1154,8 @@ Usage gst-print <gstreamer-object>"""
obj = GdbGstQuery(value)
elif g_inherits_type(value, "GstBuffer"):
obj = GdbGstBuffer(value)
elif is_gst_type(value, "GstStructure"):
obj = GdbGstStructure(value)
else:
raise Exception("'%s' has an unknown type (%s)" % (arg, value))