radio95/fm95
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Code Issues Activity

some fixes

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kuba
2024-12-30 16:58:54 +01:00
parent 294a7fe35b
commit ea0616c2e5
1 changed files with 4 additions and 4 deletions
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stereo_coder.c
+4 -4
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@@ -18,7 +18,7 @@
#define MONO_VOLUME 0.5f // L+R Signal #define MONO_VOLUME 0.5f // L+R Signal
#define PILOT_VOLUME 0.02f // 19 KHz Pilot #define PILOT_VOLUME 0.02f // 19 KHz Pilot
#define STEREO_VOLUME 0.4f // L-R signal #define STEREO_VOLUME 0.425f // L-R signal
#ifdef PREEMPHASIS #ifdef PREEMPHASIS
#define PREEMPHASIS_TAU 0.00005 // 50 microseconds, use 0.000075 if in america #define PREEMPHASIS_TAU 0.00005 // 50 microseconds, use 0.000075 if in america
@@ -167,7 +167,7 @@ int main() {
signal(SIGTERM, stop); signal(SIGTERM, stop);
float input[BUFFER_SIZE*2]; // Input from device, interleaved stereo float input[BUFFER_SIZE*2]; // Input from device, interleaved stereo
float left[BUFFER_SIZE], right[BUFFER_SIZE]; // Audio, same thing as in input but ininterleaved float left[BUFFER_SIZE+64], right[BUFFER_SIZE+64]; // Audio, same thing as in input but ininterleaved, ai told be there could be a buffer overflow here
float mpx[BUFFER_SIZE]; // MPX, this goes to the output float mpx[BUFFER_SIZE]; // MPX, this goes to the output
while (to_run) { while (to_run) {
if (pa_simple_read(input_device, input, sizeof(input), NULL) < 0) { if (pa_simple_read(input_device, input, sizeof(input), NULL) < 0) {
@@ -188,8 +188,8 @@ int main() {
float current_left_input = clip(preemphasized_left); float current_left_input = clip(preemphasized_left);
float current_right_input = clip(preemphasized_right); float current_right_input = clip(preemphasized_right);
#else #else
float current_left_input = clip(r_in); float current_left_input = clip(l_in);
float current_right_input = clip(l_in); float current_right_input = clip(r_in);
#endif #endif
float mono = (current_left_input + current_right_input) / 2.0f; float mono = (current_left_input + current_right_input) / 2.0f;