radio95/fm95
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add libfmio and make the seperators in the helps tabs

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This commit is contained in:
KubaPro010
2025-04-22 13:40:26 +02:00
parent 6ab2926410
commit 72cea9622b
7 changed files with 236 additions and 190 deletions
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47
src/chimer95.c
View File

@@ -20,8 +20,7 @@
#define BUFFER_SIZE 256
#include <pulse/simple.h>
#include <pulse/error.h>
#include "../io/audio.h"
#define DEFAULT_MASTER_VOLUME 0.5f
#define DEFAULT_OFFSET 0
@@ -53,13 +52,13 @@ void show_version() {
void show_help(char *name) {
printf(
"Usage: %s\n"
" -o,--output Override output device [default: %s]\n"
" -F,--frequency GTS Frequency [default: %.1f Hz]\n"
" -s,--samplerate Output Samplerate [default: %d]\n"
" -v,--volume Output volume [default: %.2f]\n"
" -t,--offset GTS Offset [default: %d s]\n"
" -T,--test Enable test mode (plays full hour signal at end of every minute)\n"
"Usage:\t%s\n"
"\t-o,--output\tOverride output device [default: %s]\n"
"\t-F,--frequency\tGTS Frequency [default: %.1f Hz]\n"
"\t-s,--samplerate\tOutput Samplerate [default: %d]\n"
"\t-v,--volume\tOutput volume [default: %.2f]\n"
"\t-t,--offset\tGTS Offset [default: %d s]\n"
"\t-T,--test\tEnable test mode (plays full hour signal at end of every minute)\n"
,name
,OUTPUT_DEVICE
,DEFAULT_FREQ
@@ -179,7 +178,8 @@ int check_time_for_sequence(int test_mode, int offset) {
int main(int argc, char **argv) {
show_version();
pa_simple *output_device;
PulseOutputDevice output_device;
char audio_output_device[64] = OUTPUT_DEVICE;
float master_volume = DEFAULT_MASTER_VOLUME;
float freq = DEFAULT_FREQ;
@@ -237,12 +237,6 @@ int main(int argc, char **argv) {
printf(" Test mode: %s\n", test_mode ? "Enabled" : "Disabled");
// Setup PulseAudio
pa_sample_spec mono_format = {
.format = PA_SAMPLE_FLOAT32NE,
.channels = 1,
.rate = sample_rate
};
pa_buffer_attr output_buffer_atr = {
.maxlength = buffer_maxlength,
.tlength = buffer_tlength_fragsize,
@@ -253,19 +247,8 @@ int main(int argc, char **argv) {
printf("Connecting to output device... (%s)\n", audio_output_device);
output_device = pa_simple_new(
NULL,
"chimer95",
PA_STREAM_PLAYBACK,
audio_output_device,
"GTS Output",
&mono_format,
NULL,
&output_buffer_atr,
&pulse_error
);
if (!output_device) {
pulse_error = init_PulseOutputDevice(&output_device, sample_rate, 1, "chimer95", "Main Audio Output", audio_output_device, &output_buffer_atr);
if (pulse_error) {
fprintf(stderr, "Error: cannot open output device: %s\n", pa_strerror(pulse_error));
return 1;
}
@@ -316,7 +299,7 @@ int main(int argc, char **argv) {
static int idle_counter = 0;
if (idle_counter++ % 10 == 0) {
memset(output, 0, sizeof(output));
pa_simple_write(output_device, output, sizeof(output), &pulse_error);
write_PulseOutputDevice(&output_device, output, sizeof(output));
}
struct timespec ts = {0, 5000000}; // 5ms sleep
@@ -334,7 +317,7 @@ int main(int argc, char **argv) {
sequence_completed = 1;
}
if (pa_simple_write(output_device, output, sizeof(output), &pulse_error) < 0) {
if((pulse_error = write_PulseOutputDevice(&output_device, output, sizeof(output)))) {
fprintf(stderr, "Error writing to output device: %s\n", pa_strerror(pulse_error));
to_run = 0;
break;
@@ -342,6 +325,6 @@ int main(int argc, char **argv) {
}
printf("Cleaning up...\n");
pa_simple_free(output_device);
free_PulseOutputDevice(&output_device);
return 0;
}

45
src/dcf95.c
View File

@@ -22,8 +22,7 @@
#define BUFFER_SIZE 512
#include <pulse/simple.h>
#include <pulse/error.h>
#include "../io/audio.h"
#define DEFAULT_MASTER_VOLUME 0.5f
#define DEFAULT_OFFSET 0
@@ -212,14 +211,14 @@ void show_version() {
void show_help(char *name) {
printf(
"Usage: %s\n"
" -o,--output Override output device [default: %s]\n"
" -F,--frequency DCF77 Frequency [default: %.1f Hz]\n"
" -s,--samplerate Output Samplerate [default: %d]\n"
" -v,--volume Output volume [default: %.2f]\n"
" -t,--offset Time Offset [default: %ds]\n"
" -T,--test Enable test mode\n"
" -n,--no-phase Disable phase modulation\n"
"Usage: \t%s\n"
"\t-o,--output\tOverride output device [default: %s]\n"
"\t-F,--frequency\tDCF77 Frequency [default: %.1f Hz]\n"
"\t-s,--samplerate\tOutput Samplerate [default: %d]\n"
"\t-v,--volume\tOutput volume [default: %.2f]\n"
"\t-t,--offset\tTime Offset [default: %ds]\n"
"\t-T,--test\tEnable test mode\n"
"\t-n,--no-phase\tDisable phase modulation\n"
,name
,OUTPUT_DEVICE
,DEFAULT_FREQ
@@ -232,7 +231,7 @@ void show_help(char *name) {
int main(int argc, char **argv) {
show_version();
pa_simple *output_device;
PulseOutputDevice output_device;
char audio_output_device[64] = OUTPUT_DEVICE;
@@ -311,12 +310,6 @@ int main(int argc, char **argv) {
}
// #region Setup devices
pa_sample_spec mono_format = {
.format = PA_SAMPLE_FLOAT32NE,
.channels = 1,
.rate = sample_rate
};
pa_buffer_attr output_buffer_atr = {
.maxlength = buffer_maxlength,
.tlength = buffer_tlength_fragsize,
@@ -327,18 +320,8 @@ int main(int argc, char **argv) {
printf("Connecting to output device... (%s)\n", audio_output_device);
output_device = pa_simple_new(
NULL,
"dcf95",
PA_STREAM_PLAYBACK,
audio_output_device,
"DCF77 Output",
&mono_format,
NULL,
&output_buffer_atr,
&opentime_pulse_error
);
if (!output_device) {
opentime_pulse_error = init_PulseOutputDevice(&output_device, sample_rate, 1, "dcf95", "Main Audio Output", audio_output_device, &output_buffer_atr);
if (opentime_pulse_error) {
fprintf(stderr, "Error: cannot open output device: %s\n", pa_strerror(opentime_pulse_error));
return 1;
}
@@ -464,7 +447,7 @@ int main(int argc, char **argv) {
elapsed_samples++;
}
if (pa_simple_write(output_device, output, sizeof(output), &pulse_error) < 0) {
if((pulse_error = write_PulseOutputDevice(&output_device, output, sizeof(output)))) {
fprintf(stderr, "Error writing to output device: %s\n", pa_strerror(pulse_error));
to_run = 0;
break;
@@ -472,6 +455,6 @@ int main(int argc, char **argv) {
}
printf("Cleaning up...\n");
pa_simple_free(output_device);
free_PulseOutputDevice(&output_device);
return 0;
}

181
src/fm95.c
View File

@@ -33,8 +33,7 @@
#define BUFFER_SIZE 2048
#include <pulse/simple.h>
#include <pulse/error.h>
#include "../io/audio.h"
#define DEFAULT_MASTER_VOLUME 1.0f // Volume of everything combined, for calibration
#define DEFAULT_AUDIO_VOLUME 1.0f // Audio volume, before clipper
@@ -81,24 +80,24 @@ void show_version() {
}
void show_help(char *name) {
printf(
"Usage: %s\n"
" -s,--stereo Force Stereo [default: %d]\n"
" -i,--input Override input device [default: %s]\n"
" -o,--output Override output device [default: %s]\n"
" -M,--mpx Override MPX input device [default: %s]\n"
" -r,--rds Override RDS95 input device [default: %s]\n"
" -C,--sca Override the SCA input device [default: %s]\n"
" -f,--sca_freq Override the SCA frequency [default: %.1f]\n"
" -F,--sca_dev Override the SCA deviation [default: %.2f]\n"
" -L,--sca_clip Override the SCA clipper threshold [default: %.2f]\n"
" -c,--clipper Override the clipper threshold [default: %.2f]\n"
" -P,--polar Force Polar Stereo (does not take effect with -m%s)\n"
" -R,--preemp Override preemphasis [default: %.2f µs]\n"
" -V,--calibrate Enable Calibration mode [default: off]\n"
" -p,--power Set the MPX power [default: %.1f]\n"
" -d,--mpx_dev Set the MPX deviation [default: %.1f]\n"
" -A,--master_vol Set master volume [default: %.3f]\n"
" -v,--audio_vol Set audio volume [default: %.3f]\n"
"Usage: \t%s\n"
"\t-s,--stereo\tForce Stereo [default: %d]\n"
"\t-i,--input\tOverride input device [default: %s]\n"
"\t-o,--output\tOverride output device [default: %s]\n"
"\t-M,--mpx\tOverride MPX input device [default: %s]\n"
"\t-r,--rds\tOverride RDS95 input device [default: %s]\n"
"\t-C,--sca\tOverride the SCA input device [default: %s]\n"
"\t-f,--sca_freq\tOverride the SCA frequency [default: %.1f]\n"
"\t-F,--sca_dev\tOverride the SCA deviation [default: %.2f]\n"
"\t-L,--sca_clip\tOverride the SCA clipper threshold [default: %.2f]\n"
"\t-c,--clipper\tOverride the clipper threshold [default: %.2f]\n"
"\t-P,--polar\tForce Polar Stereo (does not take effect with -m%s)\n"
"\t-R,--preemp\tOverride preemphasis [default: %.2f µs]\n"
"\t-V,--calibrate\tEnable Calibration mode [default: off]\n"
"\t-p,--power\tSet the MPX power [default: %.1f]\n"
"\t-d,--mpx_dev\tSet the MPX deviation [default: %.1f]\n"
"\t-A,--master_vol\tSet master volume [default: %.3f]\n"
"\t-v,--audio_vol\tSet audio volume [default: %.3f]\n"
,name
,DEFAULT_STEREO
,INPUT_DEVICE
@@ -134,12 +133,10 @@ void show_help(char *name) {
int main(int argc, char **argv) {
show_version();
pa_simple *mpx_device = NULL;
pa_simple *rds_device = NULL;
pa_simple *sca_device = NULL;
PulseInputDevice mpx_device, rds_device, sca_device;
pa_simple *input_device;
pa_simple *output_device;
PulseInputDevice input_device;
PulseOutputDevice output_device;
float clipper_threshold = DEFAULT_CLIPPER_THRESHOLD;
int stereo = DEFAULT_STEREO;
@@ -282,17 +279,6 @@ int main(int argc, char **argv) {
// #region Setup devices
// Define formats and buffer atributes
pa_sample_spec stereo_format = {
.format = PA_SAMPLE_FLOAT32NE,
.channels = 2,
.rate = sample_rate
};
pa_sample_spec mono_format = {
.format = PA_SAMPLE_FLOAT32NE,
.channels = 1,
.rate = sample_rate
};
pa_buffer_attr input_buffer_atr = {
.maxlength = buffer_maxlength,
.fragsize = buffer_tlength_fragsize
@@ -306,19 +292,8 @@ int main(int argc, char **argv) {
int opentime_pulse_error;
printf("Connecting to input device... (%s)\n", audio_input_device);
input_device = pa_simple_new(
NULL,
"fm95",
PA_STREAM_RECORD,
audio_input_device,
"Main Audio Input",
&stereo_format,
NULL,
&input_buffer_atr,
&opentime_pulse_error
);
if (!input_device) {
opentime_pulse_error = init_PulseInputDevice(&input_device, sample_rate, 2, "fm95", "Main Audio Input", audio_input_device, &input_buffer_atr);
if (opentime_pulse_error) {
fprintf(stderr, "Error: cannot open input device: %s\n", pa_strerror(opentime_pulse_error));
return 1;
}
@@ -326,41 +301,21 @@ int main(int argc, char **argv) {
if(mpx_on) {
printf("Connecting to MPX device... (%s)\n", audio_mpx_device);
mpx_device = pa_simple_new(
NULL,
"fm95",
PA_STREAM_RECORD,
audio_mpx_device,
"MPX Input",
&mono_format,
NULL,
&input_buffer_atr,
&opentime_pulse_error
);
if (!mpx_device) {
opentime_pulse_error = init_PulseInputDevice(&mpx_device, sample_rate, 1, "fm95", "MPX Input", audio_mpx_device, &input_buffer_atr);
if (opentime_pulse_error) {
fprintf(stderr, "Error: cannot open MPX device: %s\n", pa_strerror(opentime_pulse_error));
pa_simple_free(input_device);
free_PulseInputDevice(&input_device);
return 1;
}
}
if(rds_on) {
printf("Connecting to RDS95 device... (%s)\n", audio_rds_device);
rds_device = pa_simple_new(
NULL,
"fm95",
PA_STREAM_RECORD,
audio_rds_device,
"RDS Input",
&stereo_format,
NULL,
&input_buffer_atr,
&opentime_pulse_error
);
if (!rds_device) {
opentime_pulse_error = init_PulseInputDevice(&rds_device, sample_rate, 1, "fm95", "RDS95 Input", audio_rds_device, &input_buffer_atr);
if (opentime_pulse_error) {
fprintf(stderr, "Error: cannot open RDS device: %s\n", pa_strerror(opentime_pulse_error));
pa_simple_free(input_device);
if(mpx_on) pa_simple_free(mpx_device);
free_PulseInputDevice(&input_device);
if(mpx_on) free_PulseInputDevice(&mpx_device);
return 1;
}
}
@@ -368,45 +323,25 @@ int main(int argc, char **argv) {
if(sca_on) {
printf("Connecting to SCA device... (%s)\n", audio_sca_device);
sca_device = pa_simple_new(
NULL,
"fm95",
PA_STREAM_RECORD,
audio_sca_device,
"SCA Input",
&mono_format,
NULL,
&input_buffer_atr,
&opentime_pulse_error
);
if (!sca_device) {
opentime_pulse_error = init_PulseInputDevice(&sca_device, sample_rate, 1, "fm95", "SCA Input", audio_sca_device, &input_buffer_atr);
if (opentime_pulse_error) {
fprintf(stderr, "Error: cannot open SCA device: %s\n", pa_strerror(opentime_pulse_error));
pa_simple_free(input_device);
if(mpx_on) pa_simple_free(mpx_device);
if(rds_on) pa_simple_free(rds_device);
free_PulseInputDevice(&input_device);
if(mpx_on) free_PulseInputDevice(&mpx_device);
if(rds_on) free_PulseInputDevice(&rds_device);
return 1;
}
}
printf("Connecting to output device... (%s)\n", audio_output_device);
output_device = pa_simple_new(
NULL,
"StereoEncoder",
PA_STREAM_PLAYBACK,
audio_output_device,
"MPX Output",
&mono_format,
NULL,
&output_buffer_atr,
&opentime_pulse_error
);
if (!output_device) {
opentime_pulse_error = init_PulseOutputDevice(&output_device, sample_rate, 2, "fm95", "Main Audio Output", audio_output_device, &output_buffer_atr);
if (opentime_pulse_error) {
fprintf(stderr, "Error: cannot open output device: %s\n", pa_strerror(opentime_pulse_error));
pa_simple_free(input_device);
if(mpx_on) pa_simple_free(mpx_device);
if(rds_on) pa_simple_free(rds_device);
if(sca_on) pa_simple_free(sca_device);
free_PulseInputDevice(&input_device);
if(mpx_on) free_PulseInputDevice(&mpx_device);
if(rds_on) free_PulseInputDevice(&rds_device);
if(sca_on) free_PulseInputDevice(&sca_device);
return 1;
}
// #endregion
@@ -424,18 +359,18 @@ int main(int argc, char **argv) {
for (int i = 0; i < BUFFER_SIZE; i++) {
output[i] = get_oscillator_sin_sample(&osc)*master_volume;
}
if (pa_simple_write(output_device, output, sizeof(output), &pulse_error) < 0) {
if((pulse_error = write_PulseOutputDevice(&output_device, output, sizeof(output)))) { // get output from the function and assign it into pulse_error, this comment to avoid confusion
fprintf(stderr, "Error writing to output device: %s\n", pa_strerror(pulse_error));
to_run = 0;
break;
}
}
printf("Cleaning up...\n");
pa_simple_free(input_device);
if(mpx_on) pa_simple_free(mpx_device);
if(rds_on) pa_simple_free(rds_device);
if(sca_on) pa_simple_free(sca_device);
pa_simple_free(output_device);
free_PulseInputDevice(&input_device);
if(mpx_on) free_PulseInputDevice(&mpx_device);
if(rds_on) free_PulseInputDevice(&rds_device);
if(sca_on) free_PulseInputDevice(&sca_device);
free_PulseOutputDevice(&output_device);
return 0;
}
@@ -475,21 +410,21 @@ int main(int argc, char **argv) {
float output[BUFFER_SIZE];
while (to_run) {
if (pa_simple_read(input_device, audio_stereo_input, sizeof(audio_stereo_input), &pulse_error) < 0) {
if((pulse_error = read_PulseInputDevice(&input_device, audio_stereo_input, sizeof(audio_stereo_input)))) { // get output from the function and assign it into pulse_error, this comment to avoid confusion
fprintf(stderr, "Error reading from input device: %s\n", pa_strerror(pulse_error));
to_run = 0;
break;
}
uninterleave(audio_stereo_input, left, right, BUFFER_SIZE*2);
if(mpx_on) {
if (pa_simple_read(mpx_device, mpx_in, sizeof(mpx_in), &pulse_error) < 0) {
if((pulse_error = read_PulseInputDevice(&mpx_device, mpx_in, sizeof(mpx_in)))) {
fprintf(stderr, "Error reading from MPX device: %s\n", pa_strerror(pulse_error));
to_run = 0;
break;
}
}
if(rds_on) {
if (pa_simple_read(rds_device, rds1_rds2_in, sizeof(rds1_rds2_in), &pulse_error) < 0) {
if((pulse_error = read_PulseInputDevice(&rds_device, rds1_rds2_in, sizeof(rds1_rds2_in)))) {
fprintf(stderr, "Error reading from RDS95 device: %s\n", pa_strerror(pulse_error));
to_run = 0;
break;
@@ -497,7 +432,7 @@ int main(int argc, char **argv) {
uninterleave(rds1_rds2_in, rds1_in, rds2_in, BUFFER_SIZE*2);
}
if(sca_on) {
if (pa_simple_read(sca_device, sca_in, sizeof(sca_in), &pulse_error) < 0) {
if((pulse_error = read_PulseInputDevice(&sca_device, sca_in, sizeof(sca_in)))) {
fprintf(stderr, "Error reading from SCA device: %s\n", pa_strerror(pulse_error));
to_run = 0;
break;
@@ -561,17 +496,17 @@ int main(int argc, char **argv) {
if(rds_on || stereo) advance_oscillator(&osc);
}
if (pa_simple_write(output_device, output, sizeof(output), &pulse_error) < 0) {
if(write_PulseOutputDevice(&output_device, output, sizeof(output))) {
fprintf(stderr, "Error writing to output device: %s\n", pa_strerror(pulse_error));
to_run = 0;
break;
}
}
printf("Cleaning up...\n");
pa_simple_free(input_device);
if(mpx_on) pa_simple_free(mpx_device);
if(rds_on) pa_simple_free(rds_device);
if(sca_on) pa_simple_free(sca_device);
pa_simple_free(output_device);
free_PulseInputDevice(&input_device);
if(mpx_on) free_PulseInputDevice(&mpx_device);
if(rds_on) free_PulseInputDevice(&rds_device);
if(sca_on) free_PulseInputDevice(&sca_device);
free_PulseOutputDevice(&output_device);
return 0;
}