radio95/rds95
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This commit is contained in:
KubaPro010
2026-01-03 15:32:21 +01:00
parent 748ca29c48
commit b4bdd36332
5 changed files with 26 additions and 23 deletions
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42
src/rds95.c
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@@ -41,7 +41,7 @@ static inline void show_help(char *name) {
"Usage: %s [options]\n"
"\n"
"\t-c,--config\tSet the config path [default: %s]\n"
"\t-b,--bitstream\tEnable bitstream mode where the RDS modulator will be disabled and encoded RDS bits with checkwords will be sent from stderr\n"
"\t-a,--asciig\tEnable asciig mode where the RDS modulator will be disabled and encoded RDS ASCII G data will be sent from stderr\n"
"\n",
name,
DEFAULT_CONFIG_PATH
@@ -53,7 +53,7 @@ typedef struct
uint16_t udp_port;
char rds_device_name[48];
uint8_t num_streams : 3;
uint8_t bitstream : 1;
uint8_t asciig : 1;
} RDS95_Config;
static int config_handler(void* user, const char* section, const char* name, const char* value) {
@@ -69,10 +69,10 @@ static int config_handler(void* user, const char* section, const char* name, con
int streams = atoi(value);
if (streams > MAX_STREAMS || streams == 0) return 0;
config->num_streams = (uint8_t)streams;
} else if (MATCH("rds95", "bitstream")) {
int bitstream = atoi(value);
if (bitstream > 1 || bitstream < 0) return 0;
config->bitstream = (uint8_t)bitstream;
} else if (MATCH("rds95", "asciig")) {
int asciig = atoi(value);
if (asciig > 1 || asciig < 0) return 0;
config->asciig = (uint8_t)asciig;
} else return 0;
return 1;
}
@@ -85,7 +85,7 @@ int main(int argc, char **argv) {
.udp_port = 0,
.rds_device_name = "\0",
.num_streams = DEFAULT_STREAMS,
.bitstream = false
.asciig = 0
};
pa_simple *rds_device = NULL;
@@ -95,12 +95,12 @@ int main(int argc, char **argv) {
pthread_attr_t attr;
pthread_t udp_server_thread;
const char *short_opt = "c:bh";
const char *short_opt = "c:ah";
struct option long_opt[] =
{
{"config", required_argument, NULL, 'c'},
{"bitstream", no_argument, NULL, 'b'},
{"asciig", no_argument, NULL, 'a'},
{"help", no_argument, NULL, 'h'},
{ 0, 0, 0, 0 }
};
@@ -112,8 +112,8 @@ int main(int argc, char **argv) {
memcpy(config_path, optarg, 62);
config_path[48] = '\0';
break;
case 'b':
config.bitstream = 1;
case 'a':
config.asciig = 1;
break;
case 'h':
show_help(argv[0]);
@@ -155,7 +155,7 @@ int main(int argc, char **argv) {
buffer.prebuf = 0;
buffer.tlength = buffer.maxlength = NUM_MPX_FRAMES * config.num_streams;
if(config.bitstream == 0) {
if(config.asciig == 0) {
rds_device = pa_simple_new(
NULL,
"rds95",
@@ -193,7 +193,7 @@ int main(int argc, char **argv) {
config.udp_port = 0;
}
if(config.bitstream == 0) {
if(config.asciig == 0) {
int pulse_error;
float *rds_buffer = (float*)malloc(NUM_MPX_FRAMES * config.num_streams * sizeof(float));
@@ -213,18 +213,20 @@ int main(int argc, char **argv) {
free(rds_buffer);
} else {
uint8_t bit_buffer[BITS_PER_GROUP] = {0};
RDSGroup group;
#ifdef _WIN32
_setmode(_fileno(stderr), _O_BINARY);
#endif
setvbuf(stderr, NULL, _IONBF, 0);
while(!stop_rds) {
unsigned char end = 0xff;
char starts[4][4] = {"G:\r\n", "H:\r\n", "I:\r\n", "J:\r\n"};
for(uint8_t i = 0; i < config.num_streams; i++) {
get_rds_bits(&rdsEncoder, bit_buffer, i);
fwrite(&i, 1, 1, stderr);
fwrite(bit_buffer, 1, BITS_PER_GROUP, stderr);
fwrite(&end, 1, 1, stderr);
get_rds_group(&rdsEncoder, &group, i);
fwrite(starts[i], 1, 4, stderr);
for(uint8_t j = 0; j < GROUP_LENGTH; j++) {
fprintf(stderr, "%04X", get_block_from_group(&group, j));
}
fprintf(stderr, "\r\n\r\n");
fflush(stderr);
}
}
@@ -242,7 +244,7 @@ exit:
cleanup_rds_modulator(&rdsModulator);
pthread_attr_destroy(&attr);
if (rds_device != NULL && config.bitstream == 0) pa_simple_free(rds_device);
if (rds_device != NULL && config.asciig == 0) pa_simple_free(rds_device);
return 0;
}