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Commit c9783dab authored by Mert Burkay Çöteli's avatar Mert Burkay Çöteli
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packager,soundfielddescription and synthesistransform updates,bug fixes

parent 2e153cc8
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AnalysisTransform/analysistransform.cpp
View file @ c9783dab
......@@ -9,30 +9,19 @@ analysistransform::analysistransform()
this->windowsize = 2048;
this->overlap = 1024;
this->nofmics = 32;
int lngth = (windowsize / 2 + 1) * (signallength / (overlap));
outputsignal = (std::complex <float> *) malloc(sizeof(std::complex <float>) * lngth);
}
// Create a constructor for analysis transform
analysistransform::analysistransform(int windowsize=2048, int signallength=20480, int hopsize=1024,int nofmics=32)
analysistransform::analysistransform(int windowsize, int signallength, int hopsize,int nofmics)
{
this->signallength = signallength;
this->windowsize = windowsize;
this->overlap = hopsize;
this->nofmics = nofmics;
int lngth = (windowsize / 2 + 1) * (signallength / (hopsize));
outputsignal = (std::complex <float> *) malloc(sizeof(std::complex <float>) * lngth);
}
// Create a hamming window of windowLength samples in buffer
void analysistransform::hamming(int windowLength, float* buffer) {
void analysistransform::hamming(int windowLength, double* buffer) {
for (int i = 0; i < windowLength; i++) {
......@@ -42,91 +31,95 @@ void analysistransform::hamming(int windowLength, float* buffer) {
/*
Signal in : x[0] to x[signalLength - 1]
nofmics : the number of the microphones
realpart : fft_real[0] to fft_real[N/2 -1]
imagpart : imagpart[0] to imagpart[N/2 -1]
*/
void* analysistransform::STFT(float* signal, float* realpart, float* imagpart) {
void* analysistransform::FFT(double* signal, double* realpart, double* imagpart) {
double* data;
fftw_complex* fft_result;
fftw_plan plan_forward, plan_backward;
fftw_plan plan_forward;
int i;
data = (double*)fftw_malloc(sizeof(double) * this->windowsize);
fft_result = (fftw_complex*)fftw_malloc(sizeof(fftw_complex) * this->windowsize);
int outputcounter = 0;
fft_result = (fftw_complex*)fftw_malloc(sizeof(fftw_complex) * this->windowsize);
plan_forward = fftw_plan_dft_r2c_1d(this->windowsize, data, fft_result, FFTW_ESTIMATE);
// Create a hamming window of appropriate length
float* window = (float*)malloc(sizeof(float) * this->windowsize);
double* window = (double*)malloc(sizeof(double) * this->windowsize);
hamming(this->windowsize, window);
int chunkPosition = 0;
int readIndex;
// Should we stop reading in chunks?
int bStop = 0;
// Process each chunk of the signal
int channelindex = 0;
// Process each chunk of the signal
for (channelindex = 0; channelindex < this->nofmics; channelindex++)
{
int outputcounter = channelindex;
int chunkPosition = 0;
while (chunkPosition < this->signallength && !bStop) {
while (chunkPosition < this->signallength && !bStop) {
// Copy the chunk into our buffer
for (i = 0; i < this->windowsize; i++) {
// Copy the chunk into our buffer
for (i = 0; i < this->windowsize; i++) {
readIndex = chunkPosition + i;
readIndex = (chunkPosition + i) * this->nofmics + channelindex;
if (readIndex < this->signallength) {
if (readIndex < this->signallength * this->nofmics) {
// Note the windowing!
data[i] = signal[readIndex] * window[i];
// Note the windowing!
data[i] = signal[readIndex] * window[i];
}
else {
}
else {
// we have read beyond the signal, so zero-pad it!
// we have read beyond the signal, so zero-pad it!
data[i] = 0.0;
data[i] = 0.0;
bStop = 1;
bStop = 1;
}
}
}
// Perform the FFT on our chunk
fftw_execute(plan_forward);
// Perform the FFT on our chunk
fftw_execute(plan_forward);
// Copy the first (windowSize/2 + 1) data points into your spectrogram.
// We do this because the FFT output is mirrored about the nyquist
// frequency, so the second half of the data is redundant. This is how
// Matlab's spectrogram routine works.
// Copy the first (windowSize/2 + 1) data points into your spectrogram.
// We do this because the FFT output is mirrored about the nyquist
// frequency, so the second half of the data is redundant. This is how
// Matlab's spectrogram routine works.
for (i = 0; i < this->windowsize / 2; i++) {
for (i = 0; i < this->windowsize / 2; i++) {
*(realpart + outputcounter) = fft_result[i][0];
*(imagpart + outputcounter) = fft_result[i][1];
*(realpart + outputcounter) = fft_result[i][0];
*(imagpart + outputcounter) = fft_result[i][1];
outputcounter += this->nofmics;
}
outputcounter += this->nofmics;
}
chunkPosition += this->overlap;
chunkPosition += this->overlap;
} // Excuse the formatting, the while ends here.
} // Excuse the formatting, the while ends here.
bStop = 0;
}
fftw_destroy_plan(plan_forward);
fftw_free(data);
......
AnalysisTransform/analysistransform.h
View file @ c9783dab
......@@ -14,10 +14,9 @@ class analysistransform
public:
analysistransform();
analysistransform(int windowsize, int signallength, int hopsize,int nofmics);
void* STFT(float* signal, float* realpart, float* imagpart);
void* FFT(double* signal, double* realpart, double* imagpart);
private:
void hamming(int windowLength, float* buffer);
std::complex <float>* outputsignal;
void hamming(int windowLength, double* buffer);
int signallength;
int windowsize;
int overlap;
......
Packager/packager.cpp
View file @ c9783dab
#include "packager.h"
/*
Audio Scene Geometry : jsonformat
Microphone Array Geometry : jsonformat
Denoised Speech : Interleaved multichannel Audio
Speech1 ----- Speech2 ----- Speech3 ----- SpeechN
Sample11,Sample21,Sample31...SampleK1 ----- Sample12,Sample22,Sample32...SampleK2 ----- Sample1N,Sample2N,Sample3N...SampleKN
packager::packager(char audioscene_geometry[], char microphonearray_geometry[],double* interleavedmultichannelaudio)
*/
// Constructor for the packager object
packager::packager()
{
// parsing and serializing Audio Scene Geometry
json j_complete = json::parse(audioscene_geometry);
*BlockIndex = static_cast<double>(j_complete["BlockIndex"]);
*BlockStart = static_cast<double>(j_complete["BlockStart"]);
*BlockEnd = static_cast<double>(j_complete["BlockEnd"]);
*SpeechCount = static_cast<unsigned char>(j_complete["SpeechCount"]);
};
// Create message array for the block
unsigned char* packager::createdata(char audioscene_geometry[], char microphonearray_geometry[], double* interleavedmultichannelaudio,int* messagesize)
{
// deserializing Audio Scene Geometry json file
json j_complete = json::parse(audioscene_geometry);
double BlockIndex = (double)static_cast<int>(j_complete["BlockIndex"]);
double BlockStart = (double)static_cast<int>(j_complete["BlockStart"]);
double BlockEnd = (double)static_cast<int>(j_complete["BlockEnd"]);
unsigned char SpeechCount = static_cast<unsigned char>(j_complete["SpeechCount"]);
// parsing and serializing Microphone Array Geometry
// deserializing Microphone Array Geometry json file
json j_complete_mag = json::parse(microphonearray_geometry);
*BlockSize = blocksizes[static_cast<int>(j_complete_mag["BlockSize"])];
*SamplingRate = samplingrates[static_cast<int>(j_complete_mag["SamplingRate"])];
*SampleType = sampletypes[static_cast<int>(j_complete_mag["SampleType"])];
unsigned char BlockSize = static_cast<unsigned char>(j_complete_mag["BlockSize"]);
unsigned char SamplingRate = static_cast<unsigned char>(j_complete_mag["SamplingRate"]);
unsigned char SampleType = static_cast<unsigned char>(j_complete_mag["SampleType"]);
int BlockSze = static_cast<int>(blocksizes[j_complete_mag["BlockSize"]]);
total_msgsize = 32 + (SpeechCount) * (32 + 8 * BlockSze);
int Sampletpe = static_cast<int>(sampletypes[j_complete_mag["SampleType"]]);
// Allocation of the output array
packagedcontent = (unsigned char*)calloc(sizeof(unsigned char), total_msgsize);
// Mem copy for the pointer addresses
memcpy(packagedcontent, &"EAE", 3 * sizeof(unsigned char));
memcpy(packagedcontent + 3, &BlockIndex, 8 * sizeof(unsigned char));
memcpy(packagedcontent + 11, &BlockStart, 8 * sizeof(unsigned char));
memcpy(packagedcontent + 19, &BlockEnd, 8 * sizeof(unsigned char));
memcpy(packagedcontent + 27, &BlockSize, 1 * sizeof(unsigned char));
memcpy(packagedcontent + 28, &SamplingRate, 1 * sizeof(unsigned char));
memcpy(packagedcontent + 29, &SpeechCount, 1 * sizeof(unsigned char));
memcpy(packagedcontent + 30, &SampleType, 1 * sizeof(unsigned char));
for (int klm = 0; klm < *SpeechCount; klm++)
// Checksum for the message Header
int sum = 0;
for (int ind = 0; ind < 31; ind++){ sum += *(packagedcontent + ind);}
*(packagedcontent + 31) = sum % 256;
// For each speech object, place the denoised speech to the message
for (int klm = 0; klm < SpeechCount; klm++)
{
unsigned char* speechuuid; //;
insertnewspeech(static_cast<double>(j_complete["SpeechList"][klm]["AzimuthDirection"]),
static_cast<double>(j_complete["SpeechList"][klm]["ElevationDirection"]),
static_cast<double>(j_complete["SpeechList"][klm]["Distance"]),
static_cast<unsigned char>(j_complete["SpeechList"][klm]["DistanceFlag"]),
(int)(*BlockSize),
interleavedmultichannelaudio,
static_cast<int>(j_complete["SpeechList"][klm]["ChannelID"]),
speechuuid
);
int speech_index = klm * (int)(BlockSze);
int messagedata_index = 32 + klm * (32 + 8 * BlockSze);
string s_uuid = j_complete["SpeechList"][klm]["SpeechID"];
insertnewspeech(static_cast<double>(j_complete["SpeechList"][klm]["AzimuthDirection"]),
static_cast<double>(j_complete["SpeechList"][klm]["ElevationDirection"]),
static_cast<double>(j_complete["SpeechList"][klm]["Distance"]),
static_cast<unsigned char>(j_complete["SpeechList"][klm]["DistanceFlag"]),
(int)(BlockSze),
interleavedmultichannelaudio + speech_index,
static_cast<int>(j_complete["SpeechList"][klm]["ChannelID"]),
s_uuid,
packagedcontent + messagedata_index,
Sampletpe / 4
);
}
};
*messagesize = total_msgsize;
void packager::insertnewspeech(double m_Azimuth, double m_Elevation, double m_Distance, unsigned char m_DistanceFlag,int m_blocksize,double* m_interleavedmultichannel, int ChannelID, unsigned char* uuid)
{
SpeechInfo m_speech = SpeechInfo();
return packagedcontent;
}
*m_speech.Azimuth = m_Azimuth;
*m_speech.Elevation = m_Elevation;
*m_speech.Distance = m_Distance;
*m_speech.DistanceFlag = m_DistanceFlag;
// Insert speech data into array
void packager::insertnewspeech(float m_Azimuth, float m_Elevation, float m_Distance, unsigned char m_DistanceFlag,int m_blocksize,double* m_interleavedmultichannel, int ChannelID, string uuid, unsigned char* in_array, int samplebytes)
{
// Speech Information Header
memcpy(in_array, &uuid, 16 * sizeof(unsigned char));
memcpy(in_array + 16, &m_Azimuth, 4 * sizeof(unsigned char));
memcpy(in_array + 20, &m_Elevation, 4 * sizeof(unsigned char));
memcpy(in_array + 24, &m_Distance, 4 * sizeof(unsigned char));
memcpy(in_array + 28, &m_DistanceFlag, 1 * sizeof(unsigned char));
// Speech Header
int sum = 0;
for (int ind = 0; ind < 30; ind++){ sum += *(in_array + ind); }
*(in_array +31) = sum %256;
m_speech.speechdata = m_interleavedmultichannel;
Speech.push_back(m_speech);
};
\ No newline at end of file
memcpy(in_array + 32, m_interleavedmultichannel, m_blocksize * sizeof(unsigned char) * samplebytes);
};
Packager/packager.h
View file @ c9783dab
......@@ -6,36 +6,20 @@
using namespace std;
using json = nlohmann::json;
class SpeechInfo
{
public:
unsigned char Speechuuid[16];
unsigned char Azimuth[4];
unsigned char Elevation[4];
unsigned char Distance[4];
unsigned char DistanceFlag[1];
double* speechdata;
};
class packager
{
public:
packager(char audioscene_geometry[], char microphonearray_geometry[], double* interleavedmultichannelaudio);
void insertnewspeech(double m_Azimuth, double m_Elevation, double m_Distance, unsigned char m_DistanceFlag, int m_blocksize, double* m_interleavedmultichannel, int ChannelID, unsigned char* uuid);
packager();
void insertnewspeech(float m_Azimuth, float m_Elevation, float m_Distance, unsigned char m_DistanceFlag, int m_blocksize, double* m_interleavedmultichannel, int ChannelID, string uuid, unsigned char * in_array, int samplebytes);
unsigned char* createdata(char audioscene_geometry[], char microphonearray_geometry[], double* interleavedmultichannelaudio, int* messagesize);
private:
unsigned char Header[3] = {0x45,0x41,0x45};
unsigned char BlockIndex[8];
unsigned char BlockStart[8];
unsigned char BlockEnd[8];
unsigned char BlockSize[1];
unsigned char SamplingRate[1];
unsigned char SpeechCount[1];
unsigned char SampleType[1];
unsigned char Checksum[1];
vector<SpeechInfo> Speech;
int samplingrates[8] = { 16000,24000,32000,44100,48000,64000,96000,192000 };
int sampletypes[3] = { 16,24,32 };
int blocksizes[7] = { 64,128,256,512,1024,2048,4096 };
int total_msgsize;
unsigned char* packagedcontent;
};
SoundFieldDescription/soundfielddescription.cpp
View file @ c9783dab
......@@ -6,60 +6,10 @@
//}
soundfielddescription::soundfielddescription()
soundfielddescription::soundfielddescription(char microphone_array_geometry[])
{
char text[] = R"(
{
"$schema": "http://json-schema.org/draft-07/schema#",
"title": "Microphone Array Geometry",
"MicrophoneArrayType": 0,
"MicrophoneArrayScat": 0,
"MicrophoneArrayFilterURI": "filter.file",
"SamplingRate": 4,
"SampleType": 2,
"BlockSize": 5,
"NumberofMicrophones": 32,
"MicrophoneList" : [
{"xCoord" : 0.93358,"yCoord" : 0.0,"zCoord" : 0.35836,"directivity" : 0.0,"micxLookCoord" : 0.93358,"micyLookCoord" : 0.0,"miczLookCoord" : 0.35836},
{"xCoord" : 0.84804,"yCoord" : 0.52991,"zCoord" : 0.0,"directivity" : 0.0,"micxLookCoord" : 0.84804,"micyLookCoord" : 0.52991,"miczLookCoord" : 0.0},
{"xCoord" : 0.93358,"yCoord" : 0.0,"zCoord" : -0.35836,"directivity" : 0.0,"micxLookCoord" : 0.93358,"micyLookCoord" : 0.0,"miczLookCoord" : -0.35836},
{"xCoord" : 0.84804,"yCoord" : -0.52991,"zCoord" : 0.0,"directivity" : 0.0,"micxLookCoord" : 0.84804,"micyLookCoord" : -0.52991,"miczLookCoord" : 0.0},
{"xCoord" : 0.52991,"yCoord" : 0.0,"zCoord" : 0.84804,"directivity" : 0.0,"micxLookCoord" : 0.52991,"micyLookCoord" : 0.0,"miczLookCoord" : 0.84804},
{"xCoord" : 0.57922,"yCoord" : 0.57922,"zCoord" : 0.57357,"directivity" : 0.0,"micxLookCoord" : 0.57922,"micyLookCoord" : 0.57922,"miczLookCoord" : 0.57357},
{"xCoord" : 0.35836,"yCoord" : 0.93358,"zCoord" : 0.0,"directivity" : 0.0,"micxLookCoord" : 0.35836,"micyLookCoord" : 0.93358,"miczLookCoord" : 0.0},
{"xCoord" : 0.57922,"yCoord" : 0.57922,"zCoord" : -0.57357,"directivity" : 0.0,"micxLookCoord" : 0.57922,"micyLookCoord" : 0.57922,"miczLookCoord" : -0.57357},
{"xCoord" : 0.52991,"yCoord" : 0.0,"zCoord" : -0.84804,"directivity" : 0.0,"micxLookCoord" : 0.52991,"micyLookCoord" : 0.0,"miczLookCoord" : -0.84804},
{"xCoord" : 0.57922,"yCoord" : -0.57922,"zCoord" : -0.57357,"directivity" : 0.0,"micxLookCoord" : 0.57922,"micyLookCoord" : -0.57922,"miczLookCoord" : -0.57357},
{"xCoord" : 0.35836,"yCoord" : -0.93358,"zCoord" : 0.0,"directivity" : 0.0,"micxLookCoord" : 0.35836,"micyLookCoord" : -0.93358,"miczLookCoord" : 0.0},
{"xCoord" : 0.57922,"yCoord" : -0.57922,"zCoord" : 0.57357,"directivity" : 0.0,"micxLookCoord" : 0.57922,"micyLookCoord" : -0.57922,"miczLookCoord" : 0.57357},
{"xCoord" : -0.00625,"yCoord" : 0.35831,"zCoord" : 0.93358,"directivity" : 0.0,"micxLookCoord" : -0.00625,"micyLookCoord" : 0.35831,"miczLookCoord" : 0.93358},
{"xCoord" : 0.0,"yCoord" : 0.84804,"zCoord" : 0.52991,"directivity" : 0.0,"micxLookCoord" : 0.0,"micyLookCoord" : 0.84804,"miczLookCoord" : 0.52991},
{"xCoord" : 0.0,"yCoord" : 0.85716,"zCoord" : -0.51503,"directivity" : 0.0,"micxLookCoord" : 0.0,"micyLookCoord" : 0.85716,"miczLookCoord" : -0.51503},
{"xCoord" : 0.006254,"yCoord" : 0.35831,"zCoord" : -0.93358,"directivity" : 0.0,"micxLookCoord" : 0.006254,"micyLookCoord" : 0.35831,"miczLookCoord" : -0.93358},
{"xCoord" : -0.93358,"yCoord" : 0.0,"zCoord" : 0.35836,"directivity" : 0.0,"micxLookCoord" : -0.93358,"micyLookCoord" : 0.0,"miczLookCoord" : 0.35836},
{"xCoord" : -0.84804,"yCoord" : -0.52991,"zCoord" : 0.0,"directivity" : 0.0,"micxLookCoord" : -0.84804,"micyLookCoord" : -0.52991,"miczLookCoord" : 0.0},
{"xCoord" : -0.93358,"yCoord" : 0.0,"zCoord" : -0.35836,"directivity" : 0.0,"micxLookCoord" : -0.93358,"micyLookCoord" : 0.0,"miczLookCoord" : -0.35836},
{"xCoord" : -0.84804,"yCoord" : 0.52991,"zCoord" : 0.0,"directivity" : 0.0,"micxLookCoord" : -0.84804,"micyLookCoord" : 0.52991,"miczLookCoord" : 0.0},
{"xCoord" : -0.52991,"yCoord" : 0.0,"zCoord" : 0.84804,"directivity" : 0.0,"micxLookCoord" : -0.52991,"micyLookCoord" : 0.0,"miczLookCoord" : 0.84804},
{"xCoord" : -0.57922,"yCoord" : -0.57922,"zCoord" : 0.57357,"directivity" : 0.0,"micxLookCoord" : -0.57922,"micyLookCoord" : -0.57922,"miczLookCoord" : 0.57357},
{"xCoord" : -0.35836,"yCoord" : -0.93358,"zCoord" : 0.0,"directivity" : 0.0,"micxLookCoord" : -0.35836,"micyLookCoord" : -0.93358,"miczLookCoord" : 0.0},
{"xCoord" : -0.57922,"yCoord" : -0.57922,"zCoord" : -0.57357,"directivity" : 0.0,"micxLookCoord" : -0.57922,"micyLookCoord" : -0.57922,"miczLookCoord" : -0.57357},
{"xCoord" : -0.52991,"yCoord" : 0.0,"zCoord" : -0.84804,"directivity" : 0.0,"micxLookCoord" : -0.52991,"micyLookCoord" : 0.0,"miczLookCoord" : -0.84804},
{"xCoord" : -0.57922,"yCoord" : 0.57922,"zCoord" : -0.57357,"directivity" : 0.0,"micxLookCoord" : -0.57922,"micyLookCoord" : 0.57922,"miczLookCoord" : -0.57357},
{"xCoord" : -0.35836,"yCoord" : 0.93358,"zCoord" : 0.0,"directivity" : 0.0,"micxLookCoord" : -0.35836,"micyLookCoord" : 0.93358,"miczLookCoord" : 0.0},
{"xCoord" : -0.57922,"yCoord" : 0.57922,"zCoord" : 0.57357,"directivity" : 0.0,"micxLookCoord" : -0.57922,"micyLookCoord" : 0.57922,"miczLookCoord" : 0.57357},
{"xCoord" : -0.00625,"yCoord" : -0.35831,"zCoord" : 0.93358,"directivity" : 0.0,"micxLookCoord" : -0.00625,"micyLookCoord" : -0.35831,"miczLookCoord" : 0.93358},
{"xCoord" : 0.0,"yCoord" : -0.84804,"zCoord" : 0.52991,"directivity" : 0.0,"micxLookCoord" : 0.0,"micyLookCoord" : -0.84804,"miczLookCoord" : 0.52991},
{"xCoord" : 0.0,"yCoord" : -0.84804,"zCoord" : -0.52991,"directivity" : 0.0,"micxLookCoord" : 0.0,"micyLookCoord" : -0.84804,"miczLookCoord" : -0.52991},
{"xCoord" : 0.00625,"yCoord" : -0.35831,"zCoord" : -0.93358,"directivity" : 0.0,"micxLookCoord" : 0.00625,"micyLookCoord" : -0.35831,"miczLookCoord" : -0.93358}
],
"MicrophoneArrayLookCoord" : {"xLookCoord" : 0.0, "yLookCoord" : 0.0, "zLookCoord" : 0.0}
}
)";
// parsing and serializing JSON
json j_complete = json::parse(text);
json j_complete = json::parse(microphone_array_geometry);
nofmicrophones = j_complete["NumberofMicrophones"];
array_type = (ArrayType)j_complete["MicrophoneArrayType"];
......
SoundFieldDescription/soundfielddescription.h
View file @ c9783dab
......@@ -45,7 +45,7 @@ enum class ArrayScattering
class soundfielddescription
{
public:
soundfielddescription();
soundfielddescription(char microphone_array_geometry[]);
void* calcsphericalharmonics(double* pressure_real_in, double* pressure_imag_in, double* shd_realpart_out, double* shd_imagpart_out);
private:
vector<float> micanglestheta;
......
audioscenegeometry.json 0 → 100644
View file @ c9783dab
{
"$schema": "http://json-schema.org/draft-07/schema#",
"title" : "Audio Scene Geometry",
"BlockIndex": 1,
"BlockStart" : 1659533438878,
"BlockEnd" : 1659533438898,
"SpeechCount" : 1,
"SourceDetectionMask" : [1,1,1],
"SpeechList": [
{"SpeechID" : "09859d16-3c73-4bb0-9c74-91b451e34925", "ChannelID" : 0.0, "AzimuthDirection" : 0.35836, "ElevationDirection" : 0.0, "DistanceFlag" : 0.93358, "Distance" : 0.0}
]
}
\ No newline at end of file
microphonearraygeometry.json 0 → 100644
View file @ c9783dab
{
"$schema": "http://json-schema.org/draft-07/schema#",
"title": "Microphone Array Geometry",
"MicrophoneArrayType": 0,
"MicrophoneArrayScat": 0,
"MicrophoneArrayFilterURI": "filter.file",
"SamplingRate": 4,
"SampleType": 2,
"BlockSize": 5,
"NumberofMicrophones": 32,
"MicrophoneList" : [
{"xCoord" : 0.93358,"yCoord" : 0.0,"zCoord" : 0.35836,"directivity" : 0.0,"micxLookCoord" : 0.93358,"micyLookCoord" : 0.0,"miczLookCoord" : 0.35836},
{"xCoord" : 0.84804,"yCoord" : 0.52991,"zCoord" : 0.0,"directivity" : 0.0,"micxLookCoord" : 0.84804,"micyLookCoord" : 0.52991,"miczLookCoord" : 0.0},
{"xCoord" : 0.93358,"yCoord" : 0.0,"zCoord" : -0.35836,"directivity" : 0.0,"micxLookCoord" : 0.93358,"micyLookCoord" : 0.0,"miczLookCoord" : -0.35836},
{"xCoord" : 0.84804,"yCoord" : -0.52991,"zCoord" : 0.0,"directivity" : 0.0,"micxLookCoord" : 0.84804,"micyLookCoord" : -0.52991,"miczLookCoord" : 0.0},
{"xCoord" : 0.52991,"yCoord" : 0.0,"zCoord" : 0.84804,"directivity" : 0.0,"micxLookCoord" : 0.52991,"micyLookCoord" : 0.0,"miczLookCoord" : 0.84804},
{"xCoord" : 0.57922,"yCoord" : 0.57922,"zCoord" : 0.57357,"directivity" : 0.0,"micxLookCoord" : 0.57922,"micyLookCoord" : 0.57922,"miczLookCoord" : 0.57357},
{"xCoord" : 0.35836,"yCoord" : 0.93358,"zCoord" : 0.0,"directivity" : 0.0,"micxLookCoord" : 0.35836,"micyLookCoord" : 0.93358,"miczLookCoord" : 0.0},
{"xCoord" : 0.57922,"yCoord" : 0.57922,"zCoord" : -0.57357,"directivity" : 0.0,"micxLookCoord" : 0.57922,"micyLookCoord" : 0.57922,"miczLookCoord" : -0.57357},
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\ No newline at end of file
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