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CTCSS in soundboard. 24 jammer chs instead of 9.

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Soundboard random mode now cares about loop option.
Started documenting UI.
This commit is contained in:
furrtek 2017-02-02 09:29:14 +00:00
parent 703d8044a3
commit 607e6c5bd4
16 changed files with 305 additions and 142 deletions
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45
firmware/baseband/proc_audiotx.cpp
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@ -37,18 +37,13 @@ void AudioTXProcessor::execute(const buffer_c8_t& buffer){
//ai = 0;
for (size_t i = 0; i<buffer.count; i++) {
// Audio preview sample generation: 1536000/divider = samplerate
// Audio preview sample generation @ 1536000/divider
if (!as) {
as = divider;
audio_fifo.out(sample);
audio_fifo.out(out_sample);
sample = (int32_t)out_sample;
//preview_audio_buffer.p[ai++] = sample << 8;
if (ctcss_enabled) {
ctcss_sample = sine_table_i8[(ctcss_phase & 0x03FC0000) >> 18];
int16_t mix = (sample * 218) + (ctcss_sample * 37); // ~15%
sample = mix >> 8;
}
if ((audio_fifo.len() < 1024) && (asked == false)) {
// Ask application to fill up fifo
sigmessage.signaltype = 1;
@ -59,36 +54,38 @@ void AudioTXProcessor::execute(const buffer_c8_t& buffer){
as--;
}
ctcss_phase += ctcss_phase_inc;
if (ctcss_enabled) {
ctcss_sample = sine_table_i8[(ctcss_phase & 0xFF000000U) >> 24];
sample_mixed = ((sample * 217) + (ctcss_sample * 38)) / 256; // ~15%
ctcss_phase += ctcss_phase_inc;
} else {
sample_mixed = sample;
}
// FM
frq = sample * bw;
delta = sample_mixed * fm_delta;
phase = (phase + frq);
sphase = phase + (64 << 18);
phase += delta;
sphase = phase + (64 << 24);
re = (sine_table_i8[(sphase & 0x03FC0000) >> 18]);
im = (sine_table_i8[(phase & 0x03FC0000) >> 18]);
re = (sine_table_i8[(sphase & 0xFF000000U) >> 24]);
im = (sine_table_i8[(phase & 0xFF000000U) >> 24]);
buffer.p[i] = {(int8_t)re, (int8_t)im};
buffer.p[i] = {re, im};
}
//AudioOutput::fill_audio_buffer(preview_audio_buffer, true);
}
void AudioTXProcessor::on_message(const Message* const msg) {
const auto message = static_cast<const AudioTXConfigMessage*>(msg);
const auto message = *reinterpret_cast<const AudioTXConfigMessage*>(msg);
switch(msg->id) {
case Message::ID::AudioTXConfig:
// 1<<18 = 262144
// m = (262144 * a) / 1536000
// a = 262144 / 1536000 (*1000 = 171)
bw = 171 * (message->bw);
divider = message->divider;
ctcss_phase_inc = message->ctcss_phase_inc;
ctcss_enabled = message->ctcss_enabled;
fm_delta = message.fm_delta * (0xFFFFFFULL / 1536000);
divider = message.divider;
ctcss_enabled = message.ctcss_enabled;
ctcss_phase_inc = message.ctcss_phase_inc;
as = 0;
configured = true;