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id: vocoder_codec2_encode_sp
label: CODEC2 Audio Encoder
parameters:
- id: mode
label: Bit rate
dtype: raw
default: codec2.MODE_2400
options: [codec2.MODE_3200, codec2.MODE_2400, codec2.MODE_1600, codec2.MODE_1400,
codec2.MODE_1300, codec2.MODE_1200, codec2.MODE_700, codec2.MODE_700B,
codec2.MODE_700C, codec2.MODE_WB, codec2.MODE_450, codec2.MODE_450PWB]
option_labels: [3200 bps, 2400 bps, 1600 bps, 1400 bps, 1300 bps, 1200 bps, 700
bps, 700B bps, 700C bps, Wideband, 450 bps, 450PWB bps]
hide: none
inputs:
- domain: stream
dtype: short
outputs:
- domain: stream
dtype: byte
vlen: '${ { 0: 64, 1: 48, 2: 64, 3: 56, 4: 52, 5: 48, 6: 28, 7: 28, 8: 28, 9: 64, 10: 18, 11: 18 }[mode] }'
templates:
imports: |-
from gnuradio import vocoder
from gnuradio.vocoder import codec2
make: vocoder.codec2_encode_sp(${mode})
documentation: |-
Not all modes may be supported by the underlying codec2 library.
file_format: 1
|
