def modify_property_Bitrate(self, value):
if not self.checkPropertyType('bitrate', value, int):
return False
maxsamplerate = get_max_sample_rate(value, self.channels)
if self.rate > maxsamplerate:
self.warning("Could not set property 'bitrate' on the theora "
"encoder: rate %d > max rate %d (for %d kbit/sec)" %
(self.rate, maxsamplerate, value))
return False
self.modify_element_property('enc', 'bitrate', value, needs_reset=True)
return True
def modify_property_Bitrate(self, value):
if not self.checkPropertyType('bitrate', value, int):
return False
maxsamplerate = get_max_sample_rate(value, self.channels)
if self.rate > maxsamplerate:
self.warning("Could not set property 'bitrate' on the theora "
"encoder: rate %d > max rate %d (for %d kbit/sec)" % (
self.rate, maxsamplerate, value))
return False
self.modify_element_property('enc', 'bitrate', value, needs_reset=True)
return True
def buffer_probe(pad, buffer, unused_user_data):
# this comes from another thread
caps = pad.query_caps(None).to_string()
kaps = Gst.structure_from_string(caps)
in_rate = 44100 # kaps[0].get_value('rate')
# now do necessary filtercaps
self.rate = in_rate
if self.bitrate > -1:
maxsamplerate = get_max_sample_rate(self.bitrate, self.channels)
if in_rate > maxsamplerate:
self.rate = get_preferred_sample_rate(maxsamplerate)
self.debug(
"rate %d > max rate %d (for %d kbit/sec), "
"selecting rate %d instead" % (in_rate, maxsamplerate, self.bitrate, self.rate)
)
caps_str = "audio/x-raw, rate=%d, channels=%d" % (self.rate, self.channels)
cf.set_property("caps", Gst.caps_from_string(caps_str))
pad.remove_probe(handle)
return True
def buffer_probe(pad, buffer):
# this comes from another thread
caps = buffer.get_caps()
in_rate = caps[0]['rate']
# now do necessary filtercaps
self.rate = in_rate
if self.bitrate > -1:
maxsamplerate = get_max_sample_rate(self.bitrate,
self.channels)
if in_rate > maxsamplerate:
self.rate = get_preferred_sample_rate(maxsamplerate)
self.debug(
'rate %d > max rate %d (for %d kbit/sec), '
'selecting rate %d instead' %
(in_rate, maxsamplerate, self.bitrate, self.rate))
caps_str = 'audio/x-raw-float, rate=%d, channels=%d' % (
self.rate, self.channels)
cf.set_property('caps', gst.caps_from_string(caps_str))
pad.remove_buffer_probe(handle)
return True
def buffer_probe(pad, buffer):
# this comes from another thread
caps = buffer.get_caps()
in_rate = caps[0]['rate']
# now do necessary filtercaps
rate = in_rate
if self.bitrate > -1:
maxsamplerate = get_max_sample_rate(
self.bitrate, self.channels)
if in_rate > maxsamplerate:
rate = get_preferred_sample_rate(maxsamplerate)
self.debug(
'rate %d > max rate %d (for %d kbit/sec), '
'selecting rate %d instead' % (
in_rate, maxsamplerate, self.bitrate, rate))
caps_str = 'audio/x-raw-float, rate=%d, channels=%d' % (rate,
self.channels)
cf.set_property('caps',
gst.caps_from_string(caps_str))
pad.remove_buffer_probe(handle)
return True
def buffer_probe(pad, buffer, user_data):
# this comes from another thread
caps = pad.get_current_caps()
in_rate = caps.get_structure(0).get_int('rate')[1]
# now do necessary filtercaps
self.rate = in_rate
if self.bitrate > -1:
maxsamplerate = get_max_sample_rate(
self.bitrate, self.channels)
if in_rate > maxsamplerate:
self.rate = get_preferred_sample_rate(maxsamplerate)
self.debug(
'rate %d > max rate %d (for %d kbit/sec), '
'selecting rate %d instead' % (
in_rate, maxsamplerate, self.bitrate, self.rate))
caps_str = 'audio/x-raw, rate=%d, channels=%d' % (self.rate,
self.channels)
cf.set_property('caps',
Gst.Caps.from_string(caps_str))
pad.remove_probe(handle)
return True