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adjusted modes

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DJ2LS 2024-04-04 23:19:57 +02:00
parent 6745aea7c5
commit d886edc56d
1 changed files with 69 additions and 40 deletions
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77
modem/codec2.py
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@ -437,6 +437,26 @@ class OFDM_CONFIG(ctypes.Structure):
("fmax", ctypes.c_float), # Maximum frequency for tuning range ("fmax", ctypes.c_float), # Maximum frequency for tuning range
] ]
class FREEDV_ADVANCED(ctypes.Structure):
"""Advanced structure for fsk and ofdm modes"""
_fields_ = [
("interleave_frames", ctypes.c_int),
("M", ctypes.c_int),
("Rs", ctypes.c_int),
("Fs", ctypes.c_int),
("first_tone", ctypes.c_int),
("tone_spacing", ctypes.c_int),
("codename", ctypes.c_char_p),
("config", ctypes.POINTER(OFDM_CONFIG))
]
api.freedv_open_advanced.argtypes = [ctypes.c_int, ctypes.POINTER(FREEDV_ADVANCED)]
api.freedv_open_advanced.restype = ctypes.c_void_p
def create_default_ofdm_config():
uw_sequence = (c_uint8 * MAX_UW_BITS)(*([1, 1, 0, 0, 1, 0, 1, 0] * 8)) uw_sequence = (c_uint8 * MAX_UW_BITS)(*([1, 1, 0, 0, 1, 0, 1, 0] * 8))
ofdm_default_config = OFDM_CONFIG( ofdm_default_config = OFDM_CONFIG(
@ -473,24 +493,6 @@ ofdm_default_config = OFDM_CONFIG(
fmax=50.0, fmax=50.0,
) )
class FREEDV_ADVANCED(ctypes.Structure):
"""Advanced structure for fsk and ofdm modes"""
_fields_ = [
("interleave_frames", ctypes.c_int),
("M", ctypes.c_int),
("Rs", ctypes.c_int),
("Fs", ctypes.c_int),
("first_tone", ctypes.c_int),
("tone_spacing", ctypes.c_int),
("codename", ctypes.c_char_p),
("config", ctypes.POINTER(OFDM_CONFIG))
]
api.freedv_open_advanced.argtypes = [ctypes.c_int, ctypes.POINTER(FREEDV_ADVANCED)]
api.freedv_open_advanced.restype = ctypes.c_void_p
def create_default_ofdm_config():
return FREEDV_ADVANCED( return FREEDV_ADVANCED(
interleave_frames = 0, interleave_frames = 0,
M = 2, M = 2,
@ -503,29 +505,56 @@ def create_default_ofdm_config():
) )
data_ofdm_500_config = create_default_ofdm_config()
print(data_ofdm_500_config)
data_ofdm_500_config.config.contents.ns = 5
data_ofdm_500_config.config.contents.np = 29
data_ofdm_500_config.config.contents.tcp = 0.006
data_ofdm_500_config.config.contents.ts = 0.016
data_ofdm_500_config.config.contents.nc = 9
data_ofdm_500_config.config.contents.nuwbits = 40
data_ofdm_500_config.config.contents.timing_mx_thresh = 0.10
data_ofdm_500_config.config.contents.bad_uw_errors = 10
data_ofdm_500_config.config.contents.amp_est_mode = 1
data_ofdm_500_config.config.contents.amp_scale = 300E3
data_ofdm_500_config.config.contents.codename = b"H_1024_2048_4f"
data_ofdm_500_config.config.contents.clip_en = True
data_ofdm_500_config.config.contents.clip_gain1 = 2.7;
data_ofdm_500_config.config.contents.clip_gain2 = 0.8;
data_ofdm_500_config.config.contents.timing_mx_thresh = 0.10;
data_ofdm_500_config.config.contents.tx_bpf_en = False
data_ofdm_500_config.config.contents.rx_bpf_en = False
# Fill the tx_uw field with the uw_sequence, and pad the rest with zeros if necessary
uw_sequence = [1, 1, 0, 0, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 0, 0, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 0, 0, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 0, 0]
data_ofdm_500_config.tx_uw = (ctypes.c_uint8 * MAX_UW_BITS)(*(uw_sequence + [0]*(MAX_UW_BITS-len(uw_sequence))))
data_ofdm_2438_config = create_default_ofdm_config() data_ofdm_2438_config = create_default_ofdm_config()
print(data_ofdm_2438_config)
data_ofdm_2438_config.config.contents.ns = 5 data_ofdm_2438_config.config.contents.ns = 5
data_ofdm_2438_config.config.contents.np = 52 data_ofdm_2438_config.config.contents.np = 51
data_ofdm_2438_config.config.contents.tcp = 0.005 data_ofdm_2438_config.config.contents.tcp = 0.005
data_ofdm_2438_config.config.contents.ts = 0.018 data_ofdm_2438_config.config.contents.ts = 0.018
data_ofdm_2438_config.config.contents.nc = 39 data_ofdm_2438_config.config.contents.nc = 40#39
data_ofdm_2438_config.config.contents.nuwbits = 12 data_ofdm_2438_config.config.contents.nuwbits = 60#12
data_ofdm_2438_config.config.contents.timing_mx_thresh = 0.10 data_ofdm_2438_config.config.contents.timing_mx_thresh = 0.10
data_ofdm_2438_config.config.contents.bad_uw_errors = 8 data_ofdm_2438_config.config.contents.bad_uw_errors = 8
data_ofdm_2438_config.config.contents.amp_est_mode = 1 data_ofdm_2438_config.config.contents.amp_est_mode = 0
data_ofdm_2438_config.config.contents.amp_scale = 145E3 data_ofdm_2438_config.config.contents.amp_scale = 145E3
data_ofdm_2438_config.config.contents.codename = b"H_16200_9720" data_ofdm_2438_config.config.contents.codename = b"H_16200_9720"
data_ofdm_500_config.config.contents.clip_en = True
data_ofdm_2438_config.config.contents.clip_gain1 = 2.7; data_ofdm_2438_config.config.contents.clip_gain1 = 2.7;
data_ofdm_2438_config.config.contents.clip_gain2 = 0.8; data_ofdm_2438_config.config.contents.clip_gain2 = 0.8;
data_ofdm_2438_config.config.contents.timing_mx_thresh = 0.10; data_ofdm_2438_config.config.contents.timing_mx_thresh = 0.10;
data_ofdm_2438_config.config.contents.tx_bpf_en = False data_ofdm_2438_config.config.contents.tx_bpf_en = False
data_ofdm_2438_config.config.contents.rx_bpf_en = False data_ofdm_2438_config.config.contents.rx_bpf_en = False
# Fill the tx_uw field with the uw_sequence, and pad the rest with zeros if necessary # Fill the tx_uw field with the uw_sequence, and pad the rest with zeros if necessary
uw_sequence = [1, 1, 0, 0, 1, 0, 1, 0, 1, 1, 1, 1] #uw_sequence = [1, 1, 0, 0, 1, 0, 1, 0, 1, 1, 1, 1]
uw_sequence = [1, 1, 0, 0, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 0, 0, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 0, 0, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 0, 0, 1, 1, 1, 1, 1, 1, 0, 0, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 0, 0]
data_ofdm_2438_config.tx_uw = (ctypes.c_uint8 * MAX_UW_BITS)(*(uw_sequence + [0]*(MAX_UW_BITS-len(uw_sequence)))) data_ofdm_2438_config.tx_uw = (ctypes.c_uint8 * MAX_UW_BITS)(*(uw_sequence + [0]*(MAX_UW_BITS-len(uw_sequence))))
data_ofdm_500_config = create_default_ofdm_config()
ofdm_configurations = { ofdm_configurations = {