radio95/fm95
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i swear to god

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This commit is contained in:
KubaPro010
2025-01-31 18:24:03 +01:00
parent d051657724
commit 47e927cd50
1 changed files with 21 additions and 13 deletions
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30
src/fm95.c
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@@ -390,27 +390,35 @@ int main(int argc, char **argv) {
if(strlen(audio_sca_device) != 0) pa_simple_free(sca_device); if(strlen(audio_sca_device) != 0) pa_simple_free(sca_device);
return 1; return 1;
} }
// Set hardware parameters
unsigned int rate = SAMPLE_RATE; unsigned int rate = SAMPLE_RATE;
int dir; int dir;
output_error = snd_pcm_hw_params_set_rate_near(output_handle, output_params, &rate, &dir); output_error = snd_pcm_hw_params_set_rate_near(output_handle, output_params, &rate, &dir);
if (output_error < 0) { if (output_error < 0) {
fprintf(stderr, "Error: cannot open output device (rate setting): %s\n", snd_strerror(output_error)); fprintf(stderr, "Error: cannot set sample rate: %s\n", snd_strerror(output_error));
pa_simple_free(input_device);
if(strlen(audio_mpx_device) != 0) pa_simple_free(mpx_device);
if(strlen(audio_sca_device) != 0) pa_simple_free(sca_device);
return 1; return 1;
} }
snd_pcm_uframes_t frames; if (rate != SAMPLE_RATE) {
snd_pcm_hw_params_get_period_size_min(output_params, &frames, &dir); fprintf(stderr, "Warning: sample rate %u not supported, using %u instead\n", SAMPLE_RATE, rate);
snd_pcm_hw_params_set_period_size_near(output_handle, output_params, &frames, &dir); // i don't have a clue why like this }
// Set buffer size and period size
snd_pcm_uframes_t buffer_size;
snd_pcm_hw_params_get_buffer_size_max(output_params, &buffer_size);
snd_pcm_hw_params_set_buffer_size_near(output_handle, output_params, &buffer_size);
snd_pcm_uframes_t period_size;
snd_pcm_hw_params_get_period_size_min(output_params, &period_size, &dir);
snd_pcm_hw_params_set_period_size_near(output_handle, output_params, &period_size, &dir);
// Apply hardware parameters
output_error = snd_pcm_hw_params(output_handle, output_params); output_error = snd_pcm_hw_params(output_handle, output_params);
if (output_error < 0) { if (output_error < 0) {
fprintf(stderr, "Error: cannot open output device: %s\n", snd_strerror(output_error)); fprintf(stderr, "Error: cannot set hardware parameters: %s\n", snd_strerror(output_error));
snd_pcm_close(output_handle);
pa_simple_free(input_device);
snd_pcm_hw_params_free(output_params);
return 1; return 1;
} }
// Prepare the PCM device
snd_pcm_prepare(output_handle); snd_pcm_prepare(output_handle);
} }
// #endregion // #endregion