radio95/fm95
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Code Issues Activity

this is weird

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This commit is contained in:
kuba
2024-12-30 12:37:48 +01:00
parent 6481a99e00
commit de558a14bc
1 changed files with 6 additions and 5 deletions
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stereo_coder_rds.c
+6 -5
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@@ -155,8 +155,9 @@ int main() {
signal(SIGINT, stop); signal(SIGINT, stop);
signal(SIGTERM, stop); signal(SIGTERM, stop);
int16_t input[BUFFER_SIZE*2], input_rds[BUFFER_SIZE]; int16_t input[BUFFER_SIZE*2];
float rds[BUFFER_SIZE]; int16_t input_rds[BUFFER_SIZE];
float rds_data[BUFFER_SIZE];
float left[BUFFER_SIZE], right[BUFFER_SIZE]; float left[BUFFER_SIZE], right[BUFFER_SIZE];
float mpx[BUFFER_SIZE]; float mpx[BUFFER_SIZE];
int16_t output[BUFFER_SIZE]; int16_t output[BUFFER_SIZE];
@@ -170,7 +171,7 @@ int main() {
break; break;
} }
stereo_s16le_to_float(input, left, right, sizeof(input)); stereo_s16le_to_float(input, left, right, sizeof(input));
mono_s16le_to_float(input_rds, rds, sizeof(input_rds)); mono_s16le_to_float(input_rds, rds_data, sizeof(input_rds));
for (int i = 0; i < BUFFER_SIZE; i++) { for (int i = 0; i < BUFFER_SIZE; i++) {
float pilot = get_next_sample(&pilot_osc); float pilot = get_next_sample(&pilot_osc);
@@ -179,12 +180,12 @@ int main() {
float mono = (left[i] + right[i]) / 2.0f; float mono = (left[i] + right[i]) / 2.0f;
float stereo = (left[i] - right[i]) / 2.0f; float stereo = (left[i] - right[i]) / 2.0f;
float rds_sample = rds[i]; float rds_sample = rds_data[i];
mpx[i] = mono*MONO_VOLUME + mpx[i] = mono*MONO_VOLUME +
(stereo * stereo_carrier)*STEREO_VOLUME + (stereo * stereo_carrier)*STEREO_VOLUME +
(pilot * PILOT_VOLUME) + (pilot * PILOT_VOLUME) +
(1.0f * rds_carrier)*RDS_VOLUME; (rds_sample * rds_carrier)*RDS_VOLUME;
} }
float_array_to_s16le(mpx, output, BUFFER_SIZE); float_array_to_s16le(mpx, output, BUFFER_SIZE);