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Fixed audio clipping on WASAPI by fixing argument order on AudioClient

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Initialize method ensuring a larger capture buffer and adding bounds
to the capture and stream.
This commit is contained in:
Saracen
2018-07-27 03:47:22 +01:00
parent 7142e1d3f7
commit aca6e291d6
3 changed files with 34 additions and 14 deletions
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32
servers/audio/audio_stream.cpp
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@ -135,19 +135,31 @@ void AudioStreamPlaybackMicrophone::_mix_internal(AudioFrame *p_buffer, int p_fr
AudioDriver::get_singleton()->lock();
Vector<int32_t> buf = AudioDriver::get_singleton()->get_audio_input_buffer();
unsigned int audio_input_size = AudioDriver::get_singleton()->get_audio_input_size();
for (int i = 0; i < p_frames; i++) {
float l = (buf[input_ofs++] >> 16) / 32768.f;
if (input_ofs >= buf.size()) {
input_ofs = 0;
}
float r = (buf[input_ofs++] >> 16) / 32768.f;
if (input_ofs >= buf.size()) {
input_ofs = 0;
// p_frames is multipled by two since an AudioFrame is stereo
if ((p_frames * 2) > audio_input_size) {
for (int i = 0; i < p_frames; i++) {
p_buffer[i] = AudioFrame(0.0f, 0.0f);
}
input_ofs = 0;
} else {
for (int i = 0; i < p_frames; i++) {
if (audio_input_size >= input_ofs) {
float l = (buf[input_ofs++] >> 16) / 32768.f;
if (input_ofs >= buf.size()) {
input_ofs = 0;
}
float r = (buf[input_ofs++] >> 16) / 32768.f;
if (input_ofs >= buf.size()) {
input_ofs = 0;
}
p_buffer[i] = AudioFrame(l, r);
p_buffer[i] = AudioFrame(l, r);
} else {
p_buffer[i] = AudioFrame(0.0f, 0.0f);
}
}
}
AudioDriver::get_singleton()->unlock();