radio95/fm95
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no clue what this is

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This commit is contained in:
KubaPro010
2025-03-29 19:53:36 +01:00
parent b18ebb6928
commit d074bda9bf
1 changed files with 6 additions and 11 deletions
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17
src/fm95.c
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@@ -456,8 +456,6 @@ int main(int argc, char **argv) {
float left[BUFFER_SIZE], right[BUFFER_SIZE];
float output[BUFFER_SIZE];
float current_audio_level = 1.0f;
int audio_level_adjusted = 0;
while (to_run) {
if (pa_simple_read(input_device, audio_stereo_input, sizeof(audio_stereo_input), &pulse_error) < 0) {
fprintf(stderr, "Error reading from input device: %s\n", pa_strerror(pulse_error));
@@ -489,8 +487,8 @@ int main(int argc, char **argv) {
}
for (int i = 0; i < BUFFER_SIZE; i++) {
float l_in = left[i]*current_audio_level;
float r_in = right[i]*current_audio_level;
float l_in = left[i];
float r_in = right[i];
float current_mpx_in = mpx_in[i];
float current_rds_in = rds1_in[i];
float current_rds2_in = rds2_in[i];
@@ -503,9 +501,10 @@ int main(int argc, char **argv) {
float mono = (ready_l + ready_r) / 2.0f;
output[i] = mono*MONO_VOLUME;
float stereo_carrier = 0.0f;
if(stereo) {
float stereo = (ready_l - ready_r) / 2.0f;
float stereo_carrier = get_oscillator_sin_multiplier_ni(&osc, polar_stereo ? 1 : 8);
stereo_carrier = get_oscillator_sin_multiplier_ni(&osc, polar_stereo ? 1 : 8);
if(polar_stereo) {
output[i] += ((stereo+0.2)*stereo_carrier)*STEREO_VOLUME;
@@ -528,12 +527,8 @@ int main(int argc, char **argv) {
float mpower = measure_mpx(&power, output[i]*75000);
if(mpower > mpx_power) {
current_audio_level *= 0.95f;
audio_level_adjusted = 1;
if (current_audio_level < 0.1f) current_audio_level = 0.1f;
} else if(audio_level_adjusted && mpower < (mpx_power * 0.5)) {
current_audio_level /= 0.95f;
if (current_audio_level > 1.0f) current_audio_level = 1.0f;
output[i] -= (mono/power);
output[i] -= ((stereo*stereo_carrier)/mpower);
}
output[i] *= master_volume;