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Set RTL Sample Multiplier Default to 2X;

This commit is contained in:
lwvmobile 2024-04-02 10:04:02 -04:00
parent dff48692ca
commit 43df9c3ff5
3 changed files with 4 additions and 4 deletions
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2
examples/Example_Usage.md
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@ -86,7 +86,7 @@ RTL-SDR options:
ppm <num> RTL-SDR PPM Error (default = 0)
bw <num> RTL-SDR Bandwidth kHz (default = 12)(8, 12, 16, 24)
sq <num> RTL-SDR Squelch Level vs RMS Value (Optional)
vol <num> RTL-SDR Sample 'Volume' Multiplier (default = 1)(1,2,3)
vol <num> RTL-SDR Sample 'Volume' Multiplier (default = 2)(1,2,3)
Example: dsd-fme -fs -i rtl -C cap_plus_channel.csv -T
Example: dsd-fme -fp -i rtl:0:851.375M:22:-2:24:0:2

4
src/dsd_main.c
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@ -643,7 +643,7 @@ initOpts (dsd_opts * opts)
opts->rtl_dev_index = 0; //choose which device we want by index number
opts->rtl_gain_value = 0; //mid value, 0 - AGC - 0 to 49 acceptable values
opts->rtl_squelch_level = 100; //100 by default, but only affects NXDN and dPMR during framesync test, compared to RMS value
opts->rtl_volume_multiplier = 1; //sample multiplier; This multiplies the sample value to produce a higher 'inlvl' (probably best left unused)
opts->rtl_volume_multiplier = 2; //sample multiplier; This multiplies the sample value to produce a higher 'inlvl' for the demodulator
opts->rtl_udp_port = 0; //set UDP port for RTL remote -- 0 by default, will be making this optional for some external/legacy use cases (edacs-fm, etc)
opts->rtl_bandwidth = 12; //default is 12, reverted back to normal on this (no inherent benefit)
opts->rtlsdr_ppm_error = 0; //initialize ppm with 0 value;
@ -1316,7 +1316,7 @@ usage ()
printf (" bw <num> RTL-SDR Bandwidth kHz (default = 12)(4, 6, 8, 12, 16, 24) \n");
printf (" sq <num> RTL-SDR Squelch Level vs RMS Value (Optional)\n");
// printf (" udp <num> RTL-SDR Legacy UDP Remote Port (Optional -- External Use Only)\n"); //NOTE: This is still available as an option in the ncurses menu
printf (" vol <num> RTL-SDR Sample 'Volume' Multiplier (default = 1)(1,2,3)\n");
printf (" vol <num> RTL-SDR Sample 'Volume' Multiplier (default = 2)(1,2,3)\n");
printf (" Example: dsd-fme -fs -i rtl -C cap_plus_channel.csv -T\n");
printf (" Example: dsd-fme -fp -i rtl:0:851.375M:22:-2:24:0:2\n");
printf ("\n");

2
src/nxdn_deperm.c
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@ -723,7 +723,7 @@ void nxdn_deperm_cac(dsd_opts * opts, dsd_state * state, uint8_t bits[300])
else cac_fail = 0;
//reset some parameters if CAC continues to fail
if (cac_fail >= 5)
if (cac_fail > 10)
{
//simple reset
state->synctype = 0;