def get_compatible_sink_caps(factoryname, caps):
"""
Returns the compatible caps between 'caps' and the sink pad caps of 'factoryname'
"""
log.log("encode", "factoryname : %s , caps : %s", factoryname,
caps.to_string())
factory = gst.registry_get_default().lookup_feature(factoryname)
if factory == None:
log.warning("encode", "%s is not a valid factoryname", factoryname)
return None
res = []
sinkcaps = [
x.get_caps() for x in factory.get_static_pad_templates()
if x.direction == gst.PAD_SINK
]
for c in sinkcaps:
log.log("encode", "sinkcaps %s", c.to_string())
inter = caps.intersect(c)
log.log("encode", "intersection %s", inter.to_string())
if inter:
res.append(inter)
if len(res) > 0:
return res[0]
return None
def get_compatible_sink_pad(factoryname, caps):
"""
Returns the pad name of a (request) pad from factoryname which is
compatible with the given caps.
"""
factory = gst.registry_get_default().lookup_feature(factoryname)
if factory == None:
log.warning("encode", "%s is not a valid factoryname", factoryname)
return None
res = []
sinkpads = [
x for x in factory.get_static_pad_templates()
if x.direction == gst.PAD_SINK
]
for p in sinkpads:
c = p.get_caps()
log.log("encode", "sinkcaps %s", c.to_string())
inter = caps.intersect(c)
log.log("encode", "intersection %s", inter.to_string())
if inter:
res.append(p.name_template)
if len(res) > 0:
return res[0]
return None
def get_compatible_sink_caps(factoryname, caps):
"""
Returns the compatible caps between 'caps' and the sink pad caps of 'factoryname'
"""
log.log("encode", "factoryname : %s , caps : %s", factoryname, caps.to_string())
factory = gst.registry_get_default().lookup_feature(factoryname)
if factory == None:
log.warning("encode", "%s is not a valid factoryname", factoryname)
return None
res = []
sinkcaps = [x.get_caps() for x in factory.get_static_pad_templates() if x.direction == gst.PAD_SINK]
for c in sinkcaps:
log.log("encode", "sinkcaps %s", c.to_string())
inter = caps.intersect(c)
log.log("encode", "intersection %s", inter.to_string())
if inter:
res.append(inter)
if len(res) > 0:
return res[0]
return None
def get_compatible_sink_pad(factoryname, caps):
"""
Returns the pad name of a (request) pad from factoryname which is
compatible with the given caps.
"""
factory = gst.registry_get_default().lookup_feature(factoryname)
if factory == None:
log.warning("encode", "%s is not a valid factoryname", factoryname)
return None
res = []
sinkpads = [x for x in factory.get_static_pad_templates() if x.direction == gst.PAD_SINK]
for p in sinkpads:
c = p.get_caps()
log.log("encode", "sinkcaps %s", c.to_string())
inter = caps.intersect(c)
log.log("encode", "intersection %s", inter.to_string())
if inter:
res.append(p.name_template)
if len(res) > 0:
return res[0]
return None
def _registryFeatureAddedCb(self, registry, feature):
# invalidate the cache
log.warning("utils", "New feature added, invalidating cached factories")
self._factories = None
def _registryFeatureAddedCb(self, registry, feature):
# invalidate the cache
log.warning("utils",
"New feature added, invalidating cached factories")
self._factories = None
counter += 1
def _wrapper(*args, **kwargs):
local_func = func
cProfile.runctx("result = local_func(*args, **kwargs)", globals(), locals(),
filename=output_filename)
return locals()["result"]
return _wrapper
def formatPercent(value):
return "%3d%%" % (value * 100)
def quantize(input, interval):
return (input // interval) * interval
def show_user_manual():
time_now = int(time.time())
for uri in (APPMANUALURL_OFFLINE, APPMANUALURL_ONLINE):
try:
gtk.show_uri(None, uri, time_now)
return
except Exception, e:
log.debug("utils", "Failed loading URI %s: %s", uri, e)
continue
log.warning("utils", "Failed loading URIs")
# TODO: Show an error message to the user.
