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Merge pull request #6 from marcelofg55/audio_mic_mf2

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Renamed AudioDriver audio_input_* vars to input_*
This commit is contained in:
SaracenOne 2018-07-27 19:27:14 +01:00 committed by GitHub
commit e8f13432f8
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GPG Key ID: 4AEE18F83AFDEB23
7 changed files with 50 additions and 60 deletions
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25
drivers/coreaudio/audio_driver_coreaudio.cpp
View File

@ -174,9 +174,9 @@ Error AudioDriverCoreAudio::init() {
unsigned int buffer_size = buffer_frames * channels;
samples_in.resize(buffer_size);
input_buf.resize(buffer_size);
audio_input_buffer.resize(buffer_size * 8);
audio_input_position = 0;
audio_input_size = 0;
input_buffer.resize(buffer_size * 8);
input_position = 0;
input_size = 0;
if (OS::get_singleton()->is_stdout_verbose()) {
print_line("CoreAudio: detected " + itos(channels) + " channels");
@ -247,17 +247,6 @@ OSStatus AudioDriverCoreAudio::output_callback(void *inRefCon,
return 0;
};
void AudioDriverCoreAudio::_input_write_sample(int32_t sample) {
audio_input_buffer.write[audio_input_position++] = sample;
if (audio_input_position >= audio_input_buffer.size()) {
audio_input_position = 0;
}
if (audio_input_size < audio_input_buffer.size()) {
audio_input_size++;
}
}
OSStatus AudioDriverCoreAudio::input_callback(void *inRefCon,
AudioUnitRenderActionFlags *ioActionFlags,
const AudioTimeStamp *inTimeStamp,
@ -281,11 +270,11 @@ OSStatus AudioDriverCoreAudio::input_callback(void *inRefCon,
if (result == noErr) {
for (int i = 0; i < inNumberFrames * ad->capture_channels; i++) {
int32_t sample = ad->input_buf[i] << 16;
ad->_input_write_sample(sample);
ad->input_buffer_write(sample);
if (ad->capture_channels == 1) {
// In case input device is single channel convert it to Stereo
ad->_input_write_sample(sample);
ad->input_buffer_write(sample);
}
}
} else {
@ -545,8 +534,8 @@ void AudioDriverCoreAudio::_set_device(const String &device, bool capture) {
ERR_FAIL_COND(result != noErr);
// Reset audio input to keep synchronisation.
audio_input_position = 0;
audio_input_size = 0;
input_position = 0;
input_size = 0;
}
}

1
drivers/coreaudio/audio_driver_coreaudio.h
View File

@ -61,7 +61,6 @@ class AudioDriverCoreAudio : public AudioDriver {
#ifdef OSX_ENABLED
Array _get_device_list(bool capture = false);
void _set_device(const String &device, bool capture = false);
void _input_write_sample(int32_t sample);
static OSStatus input_device_address_cb(AudioObjectID inObjectID,
UInt32 inNumberAddresses, const AudioObjectPropertyAddress *inAddresses,

16
drivers/pulseaudio/audio_driver_pulseaudio.cpp
View File

@ -380,7 +380,7 @@ void AudioDriverPulseAudio::thread_func(void *p_udata) {
size_t bytes = pa_stream_readable_size(ad->pa_rec_str);
if (bytes > 0) {
const void *ptr = NULL;
size_t maxbytes = ad->audio_input_buffer.size() * sizeof(int16_t);
size_t maxbytes = ad->input_buffer.size() * sizeof(int16_t);
bytes = MIN(bytes, maxbytes);
ret = pa_stream_peek(ad->pa_rec_str, &ptr, &bytes);
@ -389,9 +389,9 @@ void AudioDriverPulseAudio::thread_func(void *p_udata) {
} else {
int16_t *srcptr = (int16_t *)ptr;
for (size_t i = bytes >> 1; i > 0; i--) {
ad->audio_input_buffer.write[ad->audio_input_position++] = int32_t(*srcptr++) << 16;
if (ad->audio_input_position >= ad->audio_input_buffer.size()) {
ad->audio_input_position = 0;
ad->input_buffer.write[ad->input_position++] = int32_t(*srcptr++) << 16;
if (ad->input_position >= ad->input_buffer.size()) {
ad->input_position = 0;
}
}
@ -601,11 +601,11 @@ Error AudioDriverPulseAudio::capture_init_device() {
ERR_FAIL_V(ERR_CANT_OPEN);
}
audio_input_buffer.resize(input_buffer_frames * 8);
for (int i = 0; i < audio_input_buffer.size(); i++) {
audio_input_buffer.write[i] = 0;
input_buffer.resize(input_buffer_frames * 8);
for (int i = 0; i < input_buffer.size(); i++) {
input_buffer.write[i] = 0;
}
audio_input_position = 0;
input_position = 0;
return OK;
}

36
drivers/wasapi/audio_driver_wasapi.cpp
View File

@ -320,8 +320,8 @@ Error AudioDriverWASAPI::init_render_device(bool reinit) {
// Sample rate is independent of channels (ref: https://stackoverflow.com/questions/11048825/audio-sample-frequency-rely-on-channels)
samples_in.resize(buffer_frames * channels);
audio_input_position = 0;
audio_input_size = 0;
input_position = 0;
input_size = 0;
if (OS::get_singleton()->is_stdout_verbose()) {
print_line("WASAPI: detected " + itos(channels) + " channels");
@ -343,12 +343,9 @@ Error AudioDriverWASAPI::init_capture_device(bool reinit) {
ERR_FAIL_COND_V(hr != S_OK, ERR_CANT_OPEN);
// Set the buffer size
audio_input_buffer.resize(max_frames * CAPTURE_BUFFER_CHANNELS);
for (int i = 0; i < audio_input_buffer.size(); i++) {
audio_input_buffer.write[i] = 0;
}
audio_input_position = 0;
audio_input_size = 0;
input_buffer.resize(max_frames * CAPTURE_BUFFER_CHANNELS);
input_position = 0;
input_size = 0;
return OK;
}
@ -682,31 +679,24 @@ void AudioDriverWASAPI::thread_func(void *p_udata) {
// fixme: Only works for floating point atm
for (int j = 0; j < num_frames_available; j++) {
int32_t sample_channel[CAPTURE_BUFFER_CHANNELS];
int32_t l, r;
if (flags & AUDCLNT_BUFFERFLAGS_SILENT) {
sample_channel[0] = sample_channel[1] = 0;
l = r = 0;
} else {
if (ad->audio_input.channels == 2) {
sample_channel[0] = read_sample(ad->audio_input.format_tag, ad->audio_input.bits_per_sample, data, j * 2);
sample_channel[1] = read_sample(ad->audio_input.format_tag, ad->audio_input.bits_per_sample, data, j * 2 + 1);
l = read_sample(ad->audio_input.format_tag, ad->audio_input.bits_per_sample, data, j * 2);
r = read_sample(ad->audio_input.format_tag, ad->audio_input.bits_per_sample, data, j * 2 + 1);
} else if (ad->audio_input.channels == 1) {
sample_channel[0] = sample_channel[1] = read_sample(ad->audio_input.format_tag, ad->audio_input.bits_per_sample, data, j);
l = r = read_sample(ad->audio_input.format_tag, ad->audio_input.bits_per_sample, data, j);
} else {
sample_channel[0] = sample_channel[1] = 0;
l = r = 0;
ERR_PRINT("WASAPI: unsupported channel count in microphone!");
}
}
for (int k = 0; k < CAPTURE_BUFFER_CHANNELS; k++) {
ad->audio_input_buffer.write[ad->audio_input_position++] = sample_channel[k];
if (ad->audio_input_position >= ad->audio_input_buffer.size()) {
ad->audio_input_position = 0;
}
if (ad->audio_input_size < ad->audio_input_buffer.size()) {
ad->audio_input_size++;
}
}
input_buffer_write(l);
input_buffer_write(r);
}
read_frames += num_frames_available;

8
servers/audio/audio_stream.cpp
View File

@ -134,18 +134,18 @@ 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();
Vector<int32_t> buf = AudioDriver::get_singleton()->get_input_buffer();
unsigned int input_size = AudioDriver::get_singleton()->get_input_size();
// p_frames is multipled by two since an AudioFrame is stereo
if ((p_frames * 2) > audio_input_size) {
if ((p_frames * 2) > 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) {
if (input_size >= input_ofs) {
float l = (buf[input_ofs++] >> 16) / 32768.f;
if (input_ofs >= buf.size()) {
input_ofs = 0;

11
servers/audio_server.cpp
View File

@ -80,6 +80,17 @@ double AudioDriver::get_mix_time() const {
return total;
}
void AudioDriver::input_buffer_write(int32_t sample) {
input_buffer.write[input_position++] = sample;
if (input_position >= input_buffer.size()) {
input_position = 0;
}
if (input_size < input_buffer.size()) {
input_size++;
}
}
AudioDriver::SpeakerMode AudioDriver::get_speaker_mode_by_total_channels(int p_channels) const {
switch (p_channels) {
case 4: return SPEAKER_SURROUND_31;

13
servers/audio_server.h
View File

@ -53,12 +53,13 @@ class AudioDriver {
#endif
protected:
Vector<int32_t> audio_input_buffer;
unsigned int audio_input_position;
unsigned int audio_input_size;
Vector<int32_t> input_buffer;
unsigned int input_position;
unsigned int input_size;
void audio_server_process(int p_frames, int32_t *p_buffer, bool p_update_mix_time = true);
void update_mix_time(int p_frames);
void input_buffer_write(int32_t sample);
#ifdef DEBUG_ENABLED
_FORCE_INLINE_ void start_counting_ticks() { prof_ticks = OS::get_singleton()->get_ticks_usec(); }
@ -108,9 +109,9 @@ public:
SpeakerMode get_speaker_mode_by_total_channels(int p_channels) const;
int get_total_channels_by_speaker_mode(SpeakerMode) const;
Vector<int32_t> get_audio_input_buffer() { return audio_input_buffer; }
unsigned int get_audio_input_position() { return audio_input_position; }
unsigned int get_audio_input_size() { return audio_input_size; }
Vector<int32_t> get_input_buffer() { return input_buffer; }
unsigned int get_input_position() { return input_position; }
unsigned int get_input_size() { return input_size; }
#ifdef DEBUG_ENABLED
uint64_t get_profiling_time() const { return prof_time; }