williamp/osmocom-analog
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Rename dbm0 (level) to speech (level)

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In mobile communications we use speech level instead of milliwatts.
The deviation (FM) is always based on speech level, not on 1 milliwatt.
This commit is contained in:
Andreas Eversberg
2019-12-05 08:33:08 +01:00
parent c3da4a77d4
commit c2f14834e5
16 changed files with 105 additions and 104 deletions
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4
src/libmobile/sender.h
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@@ -36,7 +36,7 @@ typedef struct sender {
/* fm levels */
double max_deviation; /* max frequency deviation */
double max_modulation; /* max frequency modulated */
double dBm0_deviation; /* deviation of 1000 Hz reference tone at dBm0 */
double speech_deviation; /* deviation of 1000 Hz reference tone at speech level */
double max_display; /* level of displaying wave form */
/* audio */
@@ -92,7 +92,7 @@ extern int cant_recover;
int sender_create(sender_t *sender, const char *kanal, double sendefrequenz, double empfangsfrequenz, const char *audiodev, int use_sdr, int samplerate, double rx_gain, int pre_emphasis, int de_emphasis, const char *write_rx_wave, const char *write_tx_wave, const char *read_rx_wave, const char *read_tx_wave, int loopback, enum paging_signal paging_signal);
void sender_destroy(sender_t *sender);
void sender_set_fm(sender_t *sender, double max_deviation, double max_modulation, double dBm0_deviation, double max_display);
void sender_set_fm(sender_t *sender, double max_deviation, double max_modulation, double speech_deviation, double max_display);
int sender_open_audio(int latspl);
int sender_start_audio(void);
void process_sender_audio(sender_t *sender, int *quit, int latspl);