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id: dtv_dvbt_reference_signals
label: Reference Signals
parameters:
- id: type
label: IO Type
dtype: enum
options: [complex, float, int, short, byte]
option_attributes:
size: [gr.sizeof_gr_complex, gr.sizeof_float, gr.sizeof_int, gr.sizeof_short,
gr.sizeof_char]
- id: constellation
label: Constellation Type
dtype: enum
options: [qpsk, 16qam, 64qam]
option_labels: [QPSK, 16QAM, 64QAM]
option_attributes:
val: [dtv.MOD_QPSK, dtv.MOD_16QAM, dtv.MOD_64QAM]
- id: hierarchy
label: Hierarchy Type
dtype: enum
options: [nh, alpha1, alpha2, alpha4]
option_labels: [Non Hierarchical, Alpha 1, Alpha 2, Alpha 4]
option_attributes:
val: [dtv.NH, dtv.ALPHA1, dtv.ALPHA2, dtv.ALPHA4]
- id: code_rate_hp
label: Code rate HP
dtype: enum
options: [C1_2, C2_3, C3_4, C5_6, C7_8]
option_labels: [1/2, 2/3, 3/4, 5/6, 7/8]
option_attributes:
val: [dtv.C1_2, dtv.C2_3, dtv.C3_4, dtv.C5_6, dtv.C7_8]
- id: code_rate_lp
label: Code rate LP
dtype: enum
options: [C1_2, C2_3, C3_4, C5_6, C7_8]
option_labels: [1/2, 2/3, 3/4, 5/6, 7/8]
option_attributes:
val: [dtv.C1_2, dtv.C2_3, dtv.C3_4, dtv.C5_6, dtv.C7_8]
- id: guard_interval
label: Guard Interval
dtype: enum
options: [GI_1_32, GI_1_16, GI_1_8, GI_1_4]
option_labels: [1/32, 1/16, 1/8, 1/4]
option_attributes:
val: [dtv.GI_1_32, dtv.GI_1_16, dtv.GI_1_8, dtv.GI_1_4]
- id: transmission_mode
label: Transmission Mode
dtype: enum
options: [T2k, T8k]
option_labels: [2K, 8K]
option_attributes:
fft_length: ['2048', '8192']
payload_length: ['1512', '6048']
val: [dtv.T2k, dtv.T8k]
hide: ${ 'part' if vlen == 1 else 'none' }
- id: include_cell_id
label: Include Cell ID
dtype: enum
options: [call_id_yes, cell_id_no]
option_labels: ['Yes', 'No']
option_attributes:
val: ['1', '0']
- id: cell_id
label: Cell Id
dtype: int
default: '0'
inputs:
- domain: stream
dtype: complex
vlen: ${ transmission_mode.payload_length }
outputs:
- domain: stream
dtype: complex
vlen: ${ transmission_mode.fft_length }
templates:
imports: from gnuradio import dtv
make: dtv.dvbt_reference_signals(${type.size}, ${transmission_mode.payload_length},
${transmission_mode.fft_length}, ${constellation.val}, ${hierarchy.val}, ${code_rate_hp.val},
${code_rate_lp.val}, ${guard_interval.val}, ${transmission_mode.val}, ${include_cell_id.val},
${cell_id})
file_format: 1
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