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https://github.com/portapack-mayhem/mayhem-firmware.git
synced 2025-08-21 09:47:55 +00:00
AudioTX, fixed about screen and an LCR address list bug
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@@ -22,7 +22,7 @@
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#include "proc_audiotx.hpp"
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#include "portapack_shared_memory.hpp"
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#include "sine_table.hpp"
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#include "sine_table_int8.hpp"
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//#include "audio_output.hpp"
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#include "event_m4.hpp"
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@@ -37,35 +37,32 @@ void AudioTXProcessor::execute(const buffer_c8_t& buffer){
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ai = 0;
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for (size_t i = 0; i<buffer.count; i++) {
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//audio_fifo.out(&sample, 1);
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// Audio preview sample generation: 1536000/48000 = 32
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if (as >= 31) {
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as = 0;
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//audio_fifo.out(&sample, 1);
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audio_fifo.out(sample);
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//preview_audio_buffer.p[ai++] = sample << 8;
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//if ((audio_fifo.len() < 1024) && (asked == false)) {
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if ((audio_fifo.len() < 1024) && (asked == false)) {
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// Ask application to fill up fifo
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sigmessage.signaltype = 1;
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shared_memory.application_queue.push(sigmessage);
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asked = true;
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//}
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}
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} else {
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as++;
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}
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// FM
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frq = (int32_t)(sample) * 4 * 2000;
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frq = sample * 8000;
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phase = (phase + frq);
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sphase = phase + (256 << 16);
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sphase = phase + (64 << 18);
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re = (sine_table_f32[(sphase & 0x03FF0000)>>18]*127);
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im = (sine_table_f32[(phase & 0x03FF0000)>>18]*127);
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re = (sine_table_i8[(sphase & 0x03FC0000) >> 18]);
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im = (sine_table_i8[(phase & 0x03FC0000) >> 18]);
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buffer.p[i] = { (int8_t)re, (int8_t)im };
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buffer.p[i] = {(int8_t)re, (int8_t)im};
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}
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//AudioOutput::fill_audio_buffer(preview_audio_buffer, true);
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@@ -79,7 +76,7 @@ void AudioTXProcessor::on_message(const Message* const msg) {
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break;
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case Message::ID::FIFOData:
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//audio_fifo.in(static_cast<const FIFODataMessage*>(msg)->data, 1024);
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audio_fifo.in(static_cast<const FIFODataMessage*>(msg)->data, 1024);
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asked = false;
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break;
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