radio95/rds95
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stereo?

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This commit is contained in:
KubaPro010
2025-03-22 20:43:17 +01:00
parent bcd31c3a75
commit dbe664187d
1 changed files with 15 additions and 15 deletions
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30
src/rds95.c
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@@ -11,7 +11,7 @@
#include "lib.h"
#include "ascii_cmd.h"
#define RDS1_DEVICE "RDS"
#define RDS_DEVICE "RDS"
#define NUM_MPX_FRAMES 512
@@ -34,7 +34,7 @@ static void *control_pipe_worker(void* modulator) {
}
static void show_version() {
printf("rds95 (a RDS encoder by radio95) version 1.1\n");
printf("rds95 (a RDS encoder by radio95) version 1.2\n");
}
static void show_help(char *name) {
@@ -54,7 +54,7 @@ int main(int argc, char **argv) {
char control_pipe[51] = "\0";
pa_simple *rds1_device = NULL;
pa_simple *rds_device = NULL;
pa_sample_spec format;
pa_buffer_attr buffer;
@@ -91,25 +91,25 @@ int main(int argc, char **argv) {
signal(SIGTERM, stop);
format.format = PA_SAMPLE_FLOAT32NE;
format.channels = 1;
format.channels = 2;
format.rate = RDS_SAMPLE_RATE;
buffer.prebuf = 0;
buffer.tlength = 12228;
buffer.maxlength = 12228;
rds1_device = pa_simple_new(
rds_device = pa_simple_new(
NULL,
"rds95",
PA_STREAM_PLAYBACK,
RDS1_DEVICE,
"RDS1 Generator",
RDS_DEVICE,
"RDS Generator",
&format,
NULL,
&buffer,
NULL
);
if (rds1_device == NULL) {
if (rds_device == NULL) {
fprintf(stderr, "Error: cannot open sound device.\n");
goto exit;
}
@@ -139,15 +139,15 @@ int main(int argc, char **argv) {
int pulse_error;
float rds1_buffer[NUM_MPX_FRAMES];
float rds_buffer[NUM_MPX_FRAMES*2];
while(!stop_rds) {
for (uint16_t i = 0; i < NUM_MPX_FRAMES; i++) {
rds1_buffer[i] = get_rds_sample(&rdsModulator, 0);
(void)get_rds_sample(&rdsModulator, 1);
for (uint16_t i = 0; i < NUM_MPX_FRAMES*2; i++) {
rds_buffer[i] = get_rds_sample(&rdsModulator, 0);
rds_buffer[i+1] = get_rds_sample(&rdsModulator, 1);
}
if (pa_simple_write(rds1_device, rds1_buffer, sizeof(rds1_buffer), &pulse_error) != 0) {
if (pa_simple_write(rds_device, rds_buffer, sizeof(rds_buffer), &pulse_error) != 0) {
fprintf(stderr, "Error: could not play audio. (%s : %d)\n", pa_strerror(pulse_error), pulse_error);
break;
}
@@ -160,8 +160,8 @@ exit:
}
pthread_attr_destroy(&attr);
if (rds1_device != NULL) {
pa_simple_free(rds1_device);
if (rds_device != NULL) {
pa_simple_free(rds_device);
}
return 0;