radio95/fm95
0
1
Fork 0
mirror of https://github.com/radio95-rnt/fm95.git synced 2026-07-30 16:29:15 +02:00
Code Issues Activity

fix bs412

Browse Source
This commit is contained in:
kuba
2025-07-09 08:33:45 +02:00
parent d01b46af5f
commit ec8c898e0c
2 changed files with 3 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files
.vscode/.server-controller-port.log
Vendored
+1 -1
View File
@@ -1,5 +1,5 @@
{ {
"port": 13452, "port": 13452,
"time": 1751996081486, "time": 1752042503106,
"version": "0.0.3" "version": "0.0.3"
} }
filter/bs412.c
+2 -2
View File
@@ -27,7 +27,7 @@ void init_bs412(BS412Compressor* mpx, float mpx_deviation, float target_power, f
} }
float bs412_compress(BS412Compressor* mpx, float sample) { float bs412_compress(BS412Compressor* mpx, float sample) {
mpx->average += (sample * sample) * mpx->mpx_deviation; // rmS mpx->average += sample * sample * mpx->mpx_deviation * mpx->mpx_deviation; // rmS
mpx->average_counter++; mpx->average_counter++;
float avg_deviation = sqrtf(mpx->average / mpx->average_counter); // RMs float avg_deviation = sqrtf(mpx->average / mpx->average_counter); // RMs
@@ -55,5 +55,5 @@ float bs412_compress(BS412Compressor* mpx, float sample) {
mpx->gain = fminf(mpx->max, mpx->gain); mpx->gain = fminf(mpx->max, mpx->gain);
mpx->gain = fmaxf(0.0f, mpx->gain); mpx->gain = fmaxf(0.0f, mpx->gain);
return fminf(sample*mpx->gain, dbr_to_deviation(mpx->target*1.1f)); return fminf(fmaxf(sample*mpx->gain, -(dbr_to_deviation(mpx->target*1.1f)/mpx->mpx_deviation)), (dbr_to_deviation(mpx->target*1.1f)/mpx->mpx_deviation));
} }