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Fixed module loading (again), only audio tx works for now

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This commit is contained in:
furrtek
2016-04-28 14:59:14 +02:00
parent 2fcfdba9ea
commit d55a420dfd
64 changed files with 1400 additions and 879 deletions
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firmware/baseband-tx/audio_output.cpp
+22 -8
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@@ -46,7 +46,7 @@ void AudioOutput::write(
) {
std::array<float, 32> audio_f;
for(size_t i=0; i<audio.count; i++) {
audio_f[i] = audio.p[i];
audio_f[i] = audio.p[i] * ki;
}
write(buffer_f32_t {
audio_f.data(),
@@ -57,6 +57,17 @@ void AudioOutput::write(
void AudioOutput::write(
const buffer_f32_t& audio
) {
block_buffer.feed(
audio,
[this](const buffer_f32_t& buffer) {
this->on_block(buffer);
}
);
}
void AudioOutput::on_block(
const buffer_f32_t& audio
) {
const auto audio_present_now = squelch.execute(audio);
@@ -66,24 +77,27 @@ void AudioOutput::write(
audio_present_history = (audio_present_history << 1) | (audio_present_now ? 1 : 0);
const bool audio_present = (audio_present_history != 0);
if( audio_present ) {
i2s::i2s0::tx_unmute();
} else {
i2s::i2s0::tx_mute();
if( !audio_present ) {
for(size_t i=0; i<audio.count; i++) {
audio.p[i] = 0;
}
}
fill_audio_buffer(audio);
fill_audio_buffer(audio, audio_present);
}
void AudioOutput::fill_audio_buffer(const buffer_f32_t& audio) {
void AudioOutput::fill_audio_buffer(const buffer_f32_t& audio, const bool send_to_fifo) {
std::array<int16_t, 32> audio_int;
auto audio_buffer = audio::dma::tx_empty_buffer();
for(size_t i=0; i<audio_buffer.count; i++) {
const int32_t sample_int = audio.p[i];
const int32_t sample_int = audio.p[i] * k;
const int32_t sample_saturated = __SSAT(sample_int, 16);
audio_buffer.p[i].left = audio_buffer.p[i].right = sample_saturated;
audio_int[i] = sample_saturated;
}
if( send_to_fifo ) {
stream.write(audio_int.data(), audio_buffer.count * sizeof(audio_int[0]));
}
feed_audio_stats(audio);