private static void WriteAudioData(BinaryFile binaryFile, float[] audioData, int length)
{
for (int i = 0; i < audioData.Length; i++) {
binaryFile.Write(audioData[i]);
}
// pad if neccesary
if (length > audioData.Length) {
for (int i = 0; i < length - audioData.Length; i++) {
binaryFile.Write(0);
}
}
}
/*
* Native Formats
* Number of Bits MATLAB Data Type Data Range
* 8 uint8 (unsigned integer) 0 <= y <= 255
* 16 int16 (signed integer) -32768 <= y <= +32767
* 24 int32 (signed integer) -2^23 <= y <= 2^23-1
* 32 single (floating point) -1.0 <= y < +1.0
*
* typedef uint8_t u8_t; ///< unsigned 8-bit value (0 to 255)
* typedef int8_t s8_t; ///< signed 8-bit value (-128 to +127)
* typedef uint16_t u16_t; ///< unsigned 16-bit value (0 to 65535)
* typedef int16_t s16_t; ///< signed 16-bit value (-32768 to 32767)
* typedef uint32_t u32_t; ///< unsigned 32-bit value (0 to 4294967296)
* typedef int32_t s32_t; ///< signed 32-bit value (-2147483648 to +2147483647)
*/
public static void Read8Bit(BinaryFile wavfile, double[][] sound, int samplecount, int channels)
{
#if DEBUG
Console.Write("Read8Bit...\n");
#endif
for (int i = 0; i < samplecount; i++) {
for (int ic = 0; ic < channels; ic++)
{
byte @byte = wavfile.ReadByte();
sound[ic][i] = (double) @byte / 128.0 - 1.0;
}
}
}
public static void Read16Bit(BinaryFile wavfile, double[][] sound, int samplecount, int channels)
{
#if DEBUG
Console.Write("Read16Bit...\n");
#endif
for (int i = 0; i < samplecount; i++) {
for (int ic = 0; ic < channels; ic++) {
double d = (double) wavfile.ReadInt16();
d = d / 32768.0;
sound[ic][i] = d;
}
}
}
public static void Write16Bit(BinaryFile wavfile, double[][] sound, int samplecount, int channels)
{
#if DEBUG
Console.Write("Write16Bit...\n");
#endif
for (int i = 0; i<samplecount; i++) {
for (int ic = 0;ic<channels;ic++)
{
int val = Util.RoundToClosestInt(sound[ic][i] * 32768);
if (val > 32767)
val = 32767;
if (val < -32768)
val = -32768;
wavfile.Write((Int16) val);
}
}
}
public static void Main(string[] args)
{
string inLeft = @"F:\SAMPLES\IMPULSE RESPONSES\PER IVAR IR SAMPLES\ALTIVERB-QUAD-IMPULSE-RESPONSES\Scoring Stages (Orchestral Studios)_Todd-AO - California US_st to st wide mics at 18m90_L.wav";
string inRight = @"F:\SAMPLES\IMPULSE RESPONSES\PER IVAR IR SAMPLES\ALTIVERB-QUAD-IMPULSE-RESPONSES\Scoring Stages (Orchestral Studios)_Todd-AO - California US_st to st wide mics at 18m90_R.wav";
float[] channel1;
float[] channel2;
float[] channel3;
float[] channel4;
AudioUtilsNAudio.SplitStereoWaveFileToMono(inLeft, out channel1, out channel2);
AudioUtilsNAudio.SplitStereoWaveFileToMono(inRight, out channel3, out channel4);
// find out what channel is longest
int maxLength = Math.Max(channel1.Length, channel3.Length);
string outputFile = @"Scoring Stages (Orchestral Studios)_Todd-AO - California US_st to st wide mics at 18m90V2.sir";
//string cfh_data = @"abe6f4214362.34U4T9yaBCCDEuyH0uCm7T6Pf.z+PqR.kBAoHEfz3DlPB4lX.K4XirMP+3WCzJZ6RYE0ka38ty94e5j858dEG1RUZlT3iZV2EATQgrjIV5ixyF5zA0qasZdXlJpZ8FtlNjwomlnU8lHn+JhPP48khE9n1HPSpVyoJhg5itqiqqKp600.vKJEevIQJ4fXS0aTksgilV6fMkL4wNFPLDn33w5irgZ7lpiNZaJe791OXu1ATcghs1bHHwzElL49JBlnXKYBBeeT8QCedFNXTRbHdVznj7XbHjFhSlLFaURBSgnoA1RJ7UWAwYQSCSew407fANeNiyoYvERkkO.1PVR0vMSTEqnZihvsR6eC5ammIKKcBl.NPeBmsPpDLBjimqMfQB15NVIEpXEZfXflcpdxcd77xh56HaQM9Shz7rIRJa4p+EHo0YfjCv3BeKI87QR6yGIW1qI+hIdM99OMVIuF+7+KqzUe.bo2V9C";
string cfh_data = @"abe6f42143 ";
BinaryFile binaryFile = new BinaryFile(outputFile, BinaryFile.ByteOrder.LittleEndian, true);
binaryFile.Write("<?xml version=\"1.0\" encoding=\"UTF-8\"?>");
binaryFile.Write("\n\n");
binaryFile.Write("<SirImpulseFile version=\"2.1\" cfh_data=\"");
binaryFile.Write(cfh_data);
binaryFile.Write("\"/>");
binaryFile.Write("\r\n");
binaryFile.Write((byte)0);
WriteAudioBlock(binaryFile, channel1, maxLength, "0");
WriteAudioBlock(binaryFile, channel2, maxLength, "1");
WriteAudioBlock(binaryFile, channel3, maxLength, "2");
WriteAudioBlock(binaryFile, channel4, maxLength, "3");
binaryFile.Close();
Console.Write("Press any key to continue . . . ");
Console.ReadKey(true);
}
public static void Write8Bit(BinaryFile wavfile, double[][] sound, int samplecount, int channels)
{
#if DEBUG
Console.Write("Write8Bit...\n");
#endif
for (int i = 0; i < samplecount; i++) {
for (int ic = 0; ic < channels; ic++)
{
int val = Util.RoundToClosestInt((sound[ic][i] + 1) * 128);
if (val > 255)
val = 255;
if (val < 0)
val = 0;
byte @byte = (byte) val;
wavfile.Write(@byte);
}
}
}
/// <summary>
/// Seek in BinaryFile until pattern is found, return start index
/// </summary>
/// <param name="binaryFile">binaryFile</param>
/// <param name="pattern">byte pattern to find</param>
/// <param name="offset">offset to seek to (if > 0)</param>
/// <param name="maxEndIndex">optional end index within the BinaryFile</param>
/// <returns>index where found (BinaryFile position will be at this index)</returns>
public static int IndexOf(this BinaryFile binaryFile, byte[] pattern, int offset, int maxEndIndex = -1)
{
// seek to offset
if (offset > 0 && offset < binaryFile.Length)
{
binaryFile.Seek(offset, SeekOrigin.Begin);
}
int success = 0;
long remainingBytes = binaryFile.Length - binaryFile.Position;
if (maxEndIndex > 0)
{
remainingBytes = Math.Min(maxEndIndex, remainingBytes);
}
for (int i = 0; i < (int)remainingBytes; i++)
{
var b = binaryFile.ReadByte();
if (b == pattern[success])
{
success++;
}
else
{
success = 0;
}
if (pattern.Length == success)
{
int index = (int)(binaryFile.Position - pattern.Length);
binaryFile.Seek(index, SeekOrigin.Begin);
return(index);
}
}
return(-1);
}
private static void WriteAudioBlock(BinaryFile binaryFile, float[] audioData, int length, string channel)
{
binaryFile.Write("BLOCK");
binaryFile.Write((byte)0);
string lengthText = length.ToString();
int lenghtTextLength = lengthText.Length;
int blockLength = length*4+lenghtTextLength+13;
string blockLengthText = blockLength.ToString();
binaryFile.Write(blockLengthText); // length from where "AUDIODATA" starts
binaryFile.Write((byte)0);
binaryFile.Write("AUDIODATA");
binaryFile.Write((byte)0);
binaryFile.Write(channel); // channel text ("0" - "3")
binaryFile.Write((byte)0);
binaryFile.Write(lengthText);
binaryFile.Write((byte)0);
// Example:
// channel 1 mono (L - 1)
// length 701444 bytes / 4 bytes per float = 175361 float's
WriteAudioData(binaryFile, audioData, length);
}
// constructor with byte array
public FXP(byte[] values)
{
BinaryFile bf = new BinaryFile(values, BinaryFile.ByteOrder.BigEndian);
ReadFXP(bf);
}
public bool ReadFXP(FXP fxp, string filePath="")
{
var bFile = new BinaryFile(fxp.ChunkDataByteArray, BinaryFile.ByteOrder.LittleEndian);
// Read UAD Preset Header information
PresetHeaderVar1 = bFile.ReadInt32();
PresetHeaderVar2 = bFile.ReadInt32();
PresetName = bFile.ReadString(32).Trim('\0');
// Read Parameters
Input = bFile.ReadSingle();
Phase = bFile.ReadSingle();
HPFreq = bFile.ReadSingle();
LPFreq = bFile.ReadSingle();
HP_LPDynSC = bFile.ReadSingle();
CMPRatio = bFile.ReadSingle();
CMPThresh = bFile.ReadSingle();
CMPRelease = bFile.ReadSingle();
CMPAttack = bFile.ReadSingle();
StereoLink = bFile.ReadSingle();
Select = bFile.ReadSingle();
EXPThresh = bFile.ReadSingle();
EXPRange = bFile.ReadSingle();
EXPRelease = bFile.ReadSingle();
EXPAttack = bFile.ReadSingle();
DYNIn = bFile.ReadSingle();
CompIn = bFile.ReadSingle();
ExpIn = bFile.ReadSingle();
LFGain = bFile.ReadSingle();
LFFreq = bFile.ReadSingle();
LFBell = bFile.ReadSingle();
LMFGain = bFile.ReadSingle();
LMFFreq = bFile.ReadSingle();
LMFQ = bFile.ReadSingle();
HMFQ = bFile.ReadSingle();
HMFGain = bFile.ReadSingle();
HMFFreq = bFile.ReadSingle();
HFGain = bFile.ReadSingle();
HFFreq = bFile.ReadSingle();
HFBell = bFile.ReadSingle();
EQIn = bFile.ReadSingle();
EQDynSC = bFile.ReadSingle();
PreDyn = bFile.ReadSingle();
Output = bFile.ReadSingle();
EQType = bFile.ReadSingle();
Power = bFile.ReadSingle();
return false;
}
public static double[][] ReadBMPGrayscale(string filePath)
{
double[][] image;
var bmpfile = new BinaryFile(filePath);
// "BM" format tag check
if (!"BM".Equals(bmpfile.ReadString(2)))
{
Console.Error.WriteLine("This file is not in BMP format");
return(null);
}
bmpfile.Seek(8, SeekOrigin.Current); // skipping useless tags
int offset = (int)bmpfile.ReadUInt32() - 54; // header offset
bmpfile.Seek(4, SeekOrigin.Current); // skipping useless tags
int x = (int)bmpfile.ReadUInt32();
int y = (int)bmpfile.ReadUInt32();
bmpfile.Seek(2, SeekOrigin.Current); // skipping useless tags
int bitDepth = bmpfile.ReadUInt16();
int numBytes = bitDepth / 8;
bmpfile.Seek(24 + offset, SeekOrigin.Current); // skipping useless tags
// image allocation
image = new double[y][];
// initialise jagged array
for (int iy = 0; iy < y; iy++)
{
image[iy] = new double[x];
}
// calculate zero bytes (bytes to skip at the end of each bitmap line)
int zerobytes = (byte)(4 - ((x * numBytes) & numBytes));
if (zerobytes == 4)
{
zerobytes = 0;
}
// backwards reading
for (int iy = y - 1; iy != -1; iy--)
{
for (int ix = 0; ix < x; ix++)
{
for (int ic = numBytes - 1; ic != -1; ic--)
{
int val = bmpfile.ReadByte();
if (ic == 0 && numBytes == 4)
{
// if reading 32 bit, ignore the alpha bit
}
else
{
// Conversion to grey by averaging the three channels
image[iy][ix] += (double)val * (1.0 / (255.0 * 3.0));
}
}
}
bmpfile.Seek(zerobytes, SeekOrigin.Current); // skipping padding bytes
}
bmpfile.Close();
return(image);
}
public static bool Convert2FabfilterProQ(REWEQFilters filters, string filePath)
{
List<ProQBand> proQBands = new List<ProQBand>();
foreach (REWEQBand filter in filters) {
ProQBand band = new ProQBand();
band.FilterFreq = filter.FilterFreq;
band.FilterGain = filter.FilterGain;
band.FilterQ = filter.FilterQ;
band.Enabled = filter.Enabled;
switch (filter.FilterType) {
case REWEQFilterType.PK:
band.FilterType = ProQFilterType.Bell;
break;
case REWEQFilterType.LP:
band.FilterType = ProQFilterType.HighCut;
break;
case REWEQFilterType.HP:
band.FilterType = ProQFilterType.LowCut;
break;
case REWEQFilterType.LS:
band.FilterType = ProQFilterType.LowShelf;
break;
case REWEQFilterType.HS:
band.FilterType = ProQFilterType.HighShelf;
break;
default:
band.FilterType = ProQFilterType.Bell;
break;
}
band.FilterLPHPSlope = ProQLPHPSlope.Slope24dB_oct;
band.FilterStereoPlacement = ProQStereoPlacement.Stereo;
proQBands.Add(band);
}
BinaryFile binFile = new BinaryFile(filePath, BinaryFile.ByteOrder.LittleEndian, true);
binFile.Write("FPQr");
binFile.Write((int) 2);
binFile.Write((int) 180);
binFile.Write((float) proQBands.Count);
for (int i = 0; i < 24; i++) {
if (i < proQBands.Count) {
binFile.Write((float) FreqConvert(proQBands[i].FilterFreq));
binFile.Write((float) proQBands[i].FilterGain);
binFile.Write((float) QConvert(proQBands[i].FilterQ));
binFile.Write((float) proQBands[i].FilterType);
binFile.Write((float) proQBands[i].FilterLPHPSlope);
binFile.Write((float) proQBands[i].FilterStereoPlacement);
binFile.Write((float) (proQBands[i].Enabled ? 1 : 0) );
} else {
binFile.Write((float) FreqConvert(1000));
binFile.Write((float) 0);
binFile.Write((float) QConvert(1));
binFile.Write((float) ProQFilterType.Bell);
binFile.Write((float) ProQLPHPSlope.Slope24dB_oct);
binFile.Write((float) ProQStereoPlacement.Stereo);
binFile.Write((float) 1);
}
}
binFile.Write((float) 0); // float output_gain; // -1 to 1 (- Infinity to +36 dB , 0 = 0 dB)
binFile.Write((float) 0); // float output_pan; // -1 to 1 (0 = middle)
binFile.Write((float) 2); // float display_range; // 0 = 6dB, 1 = 12dB, 2 = 30dB, 3 = 3dB
binFile.Write((float) 0); // float process_mode; // 0 = zero latency, 1 = lin.phase.low - medium - high - maximum
binFile.Write((float) 0); // float channel_mode; // 0 = Left/Right, 1 = Mid/Side
binFile.Write((float) 0); // float bypass; // 0 = No bypass
binFile.Write((float) 0); // float receive_midi; // 0 = Enabled?
binFile.Write((float) 3); // float analyzer; // 0 = Off, 1 = Pre, 2 = Post, 3 = Pre+Post
binFile.Write((float) 1); // float analyzer_resolution; // 0 - 3 : low - medium[x] - high - maximum
binFile.Write((float) 2); // float analyzer_speed; // 0 - 3 : very slow, slow, medium[x], fast
binFile.Write((float) -1); // float solo_band; // -1
binFile.Close();
return true;
}
public void Write(BinaryFile bf)
{
Write(bf, Content, XmlDocument);
}
private static FXP ReadFXP(BinaryFile bf)
{
string ChunkMagic = bf.ReadString(4);
if (ChunkMagic != "CcnK")
{
throw new FormatException(string.Format("Error reading file. Missing preset header information {0}", ChunkMagic));
}
var fxp = new FXP();
int ByteSize = bf.ReadInt32();
string FxMagic = bf.ReadString(4);
if (FxMagic == "FBCh")
{
// Bank (.fxb) with chunk (magic = 'FBCh')
var chunkSet = new FxChunkSet();
chunkSet.ChunkMagic = ChunkMagic;
chunkSet.ByteSize = ByteSize;
chunkSet.FxMagic = FxMagic;
chunkSet.Version = bf.ReadInt32();
chunkSet.FxID = bf.ReadString(4);
chunkSet.FxVersion = bf.ReadInt32();
chunkSet.NumPrograms = bf.ReadInt32();
chunkSet.Future = bf.ReadString(128).TrimEnd('\0');
chunkSet.ChunkSize = bf.ReadInt32();
// Even though the main FXP is BigEndian format the preset chunk is saved in LittleEndian format
chunkSet.ChunkData = bf.ReadBytes(0, chunkSet.ChunkSize, BinaryFile.ByteOrder.LittleEndian);
// read the xml chunk into memory
try
{
if (chunkSet.ChunkData != null)
{
var xmlDocument = new XmlDocument();
var chunkAsString = Encoding.UTF8.GetString(chunkSet.ChunkData);
xmlDocument.LoadXml(chunkAsString);
fxp.XmlDocument = xmlDocument;
}
}
catch (XmlException)
{
}
fxp.Content = chunkSet;
}
else if (FxMagic == "FPCh")
{
// Preset (Program) (.fxp) with chunk (magic = 'FPCh')
var programSet = new FxProgramSet();
programSet.ChunkMagic = ChunkMagic;
programSet.ByteSize = ByteSize;
programSet.FxMagic = FxMagic;
programSet.Version = bf.ReadInt32();
programSet.FxID = bf.ReadString(4);
programSet.FxVersion = bf.ReadInt32();
programSet.NumPrograms = bf.ReadInt32();
programSet.Name = bf.ReadString(28).TrimEnd('\0');
programSet.ChunkSize = bf.ReadInt32();
// Even though the main FXP is BigEndian format the preset chunk is saved in LittleEndian format
programSet.ChunkData = bf.ReadBytes(0, programSet.ChunkSize, BinaryFile.ByteOrder.LittleEndian);
// read the xml chunk into memory
try
{
if (programSet.ChunkData != null)
{
var xmlDocument = new XmlDocument();
var chunkAsString = Encoding.UTF8.GetString(programSet.ChunkData);
xmlDocument.LoadXml(chunkAsString);
fxp.XmlDocument = xmlDocument;
}
}
catch (XmlException)
{
}
fxp.Content = programSet;
}
else if (FxMagic == "FxCk")
{
// For Preset (Program) (.fxp) without chunk (magic = 'FxCk')
var program = new FxProgram();
program.ChunkMagic = ChunkMagic;
program.ByteSize = ByteSize;
program.FxMagic = FxMagic;
program.Version = bf.ReadInt32();
program.FxID = bf.ReadString(4);
program.FxVersion = bf.ReadInt32();
program.NumParameters = bf.ReadInt32();
program.ProgramName = bf.ReadString(28).TrimEnd('\0');
// variable no. of parameters
program.Parameters = new float[program.NumParameters];
for (int i = 0; i < program.NumParameters; i++)
{
program.Parameters[i] = bf.ReadSingle();
}
fxp.Content = program;
}
else if (FxMagic == "FxBk")
{
// For bank (.fxb) without chunk (magic = 'FxBk')
var set = new FxSet();
set.ChunkMagic = ChunkMagic;
set.ByteSize = ByteSize;
set.FxMagic = FxMagic;
set.Version = bf.ReadInt32();
set.FxID = bf.ReadString(4);
set.FxVersion = bf.ReadInt32();
set.NumPrograms = bf.ReadInt32();
set.Future = bf.ReadString(128).TrimEnd('\0');
// variable no. of programs
set.Programs = new FxProgram[set.NumPrograms];
for (int p = 0; p < set.NumPrograms; p++)
{
var content = ReadFXP(bf).Content;
if (content is FxProgram)
{
set.Programs[p] = (FxProgram)content;
}
}
fxp.Content = set;
}
return(fxp);
}
public static void Write32BitFloat(BinaryFile wavfile, double[][] sound, int samplecount, int channels)
{
#if DEBUG
Console.Write("Write32BitFloat...\n");
#endif
for (int i = 0; i < samplecount; i++) {
for (int ic = 0; ic < channels; ic++) {
wavfile.Write((float)sound[ic][i]);
}
}
}
/**
* Reads raw data into the buffer.
*
* @param fs input file stream
* @param buffer pointer to data array
* @param bufferLength data buffer size
*/
private void LoadRawData(ref BinaryFile fs, short[] buffer, UInt32 bufferLength)
{
for (int i = 0; i < bufferLength; i++) {
buffer[i] = (short) fs.ReadInt16();
}
}
public static void Write32Bit(BinaryFile wavfile, double[][] sound, int samplecount, int channels)
{
#if DEBUG
Console.Write("Write32Bit...\n");
#endif
for (int i = 0; i < samplecount; i++) {
for (int ic = 0; ic < channels; ic++) {
int val = Util.RoundToClosestInt(sound[ic][i] * 2147483648);
if (val > 2147483647)
val = 2147483647;
if (val < -2147483648)
val = -2147483648;
wavfile.Write((int) val);
}
}
}
public static void Read32BitFloat(BinaryFile wavfile, double[][] sound, int samplecount, int channels)
{
#if DEBUG
Console.Write("Read32BitFloat...\n");
#endif
for (int i = 0; i < samplecount; i++) {
for (int ic = 0; ic < channels; ic++) {
double d = (double) wavfile.ReadSingle();
sound[ic][i] = d;
}
}
}
public static void Read8Bit(BinaryFile wavfile, float[][] sound, Int32 samplecount, Int32 channels)
{
Int32 i = new Int32();
Int32 ic = new Int32();
byte @byte = new byte();
#if DEBUG
Console.Write("Read8Bit...\n");
#endif
for (i = 0; i<samplecount; i++) {
for (ic = 0;ic<channels;ic++)
{
@byte = wavfile.ReadByte();
sound[ic][i] = (float) @byte/128.0f - 1.0f;
}
}
}
public static double[][] BMPRead(BinaryFile bmpfile, ref int y, ref int x)
{
int iy = 0; // various iterators
int ix = 0;
int ic = 0;
int offset = 0;
double[][] image;
byte zerobytes = new byte();
byte val = new byte();
#if DEBUG
Console.Write("BMPRead...\n");
#endif
if (Util.ReadUInt16(bmpfile) != 19778) // "BM" format tag check
{
Console.Error.WriteLine("This file is not in BMP format\n");
Util.ReadUserReturn();
Environment.Exit(1);
}
bmpfile.Seek(8, SeekOrigin.Current); // skipping useless tags
offset = (int) Util.ReadUInt32(bmpfile) - 54; // header offset
bmpfile.Seek(4, SeekOrigin.Current); // skipping useless tags
x = (int) Util.ReadUInt32(bmpfile);
y = (int) Util.ReadUInt32(bmpfile);
bmpfile.Seek(2, SeekOrigin.Current); // skipping useless tags
if (Util.ReadUInt16(bmpfile) != 24) // Only format supported
{
Console.Error.WriteLine("Wrong BMP format, BMP images must be in 24-bit colour\n");
Util.ReadUserReturn();
Environment.Exit(1);
}
bmpfile.Seek(24+offset, SeekOrigin.Current); // skipping useless tags
// image allocation
image = new double[y][];
for (iy = 0; iy< y; iy++) {
image[iy] = new double[x];
}
zerobytes = (byte)(4 - ((x *3) & 3));
if (zerobytes == 4) {
zerobytes = 0;
}
// backwards reading
for (iy = y-1; iy!=-1; iy--) {
for (ix = 0; ix< x; ix++) {
for (ic = 2;ic!=-1;ic--) {
val = bmpfile.ReadByte();
image[iy][ix] += (double) val * (1.0/(255.0 * 3.0)); // Conversion to grey by averaging the three channels
}
}
bmpfile.Seek(zerobytes, SeekOrigin.Current); // skipping padding bytes
}
bmpfile.Close();
return image;
}
public static void BMPWrite(BinaryFile bmpfile, double[][] image, int y, int x)
{
int i = 0; // various iterators
int iy = 0;
int ix = 0;
int ic = 0;
int filesize = 0;
int imagesize = 0;
byte zerobytes = new byte();
byte val = new byte();
const byte zero = 0;
double vald;
#if DEBUG
Console.Write("BMPWrite...\n");
#endif
zerobytes = (byte) (4 - ((x *3) & 3)); // computation of zero bytes
if (zerobytes == 4) {
zerobytes = 0;
}
#region Tags
filesize = 56 + ((x *3)+zerobytes) * y;
imagesize = 2 + ((x *3)+zerobytes) * y;
Util.WriteUInt16(19778, bmpfile);
Util.WriteUInt32((uint)filesize, bmpfile);
Util.WriteUInt32(0, bmpfile);
Util.WriteUInt32(54, bmpfile);
Util.WriteUInt32(40, bmpfile);
Util.WriteUInt32((uint)x, bmpfile);
Util.WriteUInt32((uint)y, bmpfile);
Util.WriteUInt16(1, bmpfile);
Util.WriteUInt32(24, bmpfile);
Util.WriteUInt16(0, bmpfile);
Util.WriteUInt32((uint)imagesize, bmpfile);
Util.WriteUInt32(2834, bmpfile);
Util.WriteUInt32(2834, bmpfile);
Util.WriteUInt32(0, bmpfile);
Util.WriteUInt32(0, bmpfile);
#endregion Tags
// backwards writing
for (iy = y-1; iy!=-1; iy--) {
for (ix = 0; ix<x; ix++) {
// define color
vald = image[iy][ix] * 255.0;
if (vald > 255.0) {
vald = 255.0;
}
if (vald < 0.0) {
vald = 0.0;
}
val = (byte) vald;
for (ic = 2; ic!=-1; ic--) {
bmpfile.Write(val);
}
}
// write padding bytes
for (i = 0; i<zerobytes; i++) {
bmpfile.Write(zero);
}
}
Util.WriteUInt16(0, bmpfile);
bmpfile.Close();
#if DEBUG
Console.Write("Image size : {0:D}x{1:D}\n", x, y);
#endif
}
public void ReadFXP(BinaryFile bf)
{
ChunkMagic = bf.ReadString(4);
if (ChunkMagic != "CcnK")
{
Console.Out.WriteLine("Error reading file. Missing preset header information.");
}
ByteSize = bf.ReadInt32();
FxMagic = bf.ReadString(4);
if (FxMagic == "FBCh")
{
// Bank with Chunk Data
Version = bf.ReadInt32();
FxID = bf.ReadString(4);
FxVersion = bf.ReadInt32();
ProgramCount = bf.ReadInt32();
Future = bf.ReadString(128);
ChunkSize = bf.ReadInt32();
// Even though the main FXP is BigEndian format the preset chunk is saved in LittleEndian format
chunkDataByteArray = new byte[ChunkSize];
chunkDataByteArray = bf.ReadBytes(0, ChunkSize, BinaryFile.ByteOrder.LittleEndian);
chunkData = BinaryFile.ByteArrayToString(chunkDataByteArray);
}
else if (FxMagic == "FPCh")
{
// Preset with Chunk Data
Version = bf.ReadInt32();
FxID = bf.ReadString(4);
FxVersion = bf.ReadInt32();
ProgramCount = bf.ReadInt32();
Name = bf.ReadString(28);
ChunkSize = bf.ReadInt32();
// Even though the main FXP is BigEndian format the preset chunk is saved in LittleEndian format
chunkDataByteArray = new byte[ChunkSize];
chunkDataByteArray = bf.ReadBytes(0, ChunkSize, BinaryFile.ByteOrder.LittleEndian);
chunkData = BinaryFile.ByteArrayToString(chunkDataByteArray);
}
else if (FxMagic == "FxCk")
{
// For Preset (Program) (.fxp) without chunk (magic = 'FxCk')
Version = bf.ReadInt32();
FxID = bf.ReadString(4);
FxVersion = bf.ReadInt32();
ParameterCount = bf.ReadInt32();
Name = bf.ReadString(28);
// variable no. of parameters
Parameters = new float[ParameterCount];
for (int i = 0; i < ParameterCount; i++)
{
Parameters[i] = bf.ReadSingle();
}
}
bf.Close();
// read the xml chunk into memory
XmlDocument = new XmlDocument();
try {
if (chunkData != null)
{
XmlDocument.LoadXml(chunkData);
}
} catch (XmlException) {
//Console.Out.WriteLine("No XML found");
}
}
public static double[][] ReadWaveFile(BinaryFile wavfile, ref int channels, ref int samplecount, ref int samplerate)
{
double[][] sound;
int i = 0;
int ic = 0;
var tag = new int[13];
// integers
int RIFF = BinaryFile.StringToInt32("RIFF"); // 1179011410
int WAVE = BinaryFile.StringToInt32("WAVE"); // 1163280727
int FMT = BinaryFile.StringToInt32("fmt "); // 544501094
int DATA = BinaryFile.StringToInt32("data"); // 1635017060
// Size Description Value
// tag[0] 4 RIFF Header RIFF (1179011410)
// tag[1] 4 RIFF data size
// tag[2] 4 form-type (WAVE etc) (1163280727)
// tag[3] 4 Chunk ID "fmt " (0x666D7420) = 544501094
// tag[4] 4 Chunk Data Size 16 + extra format bytes // long chunkSize;
// tag[5] 2 Compression code 1 - 65,535 // short wFormatTag;
// tag[6] 2 Number of channels 1 - 65,535
// tag[7] 4 Sample rate 1 - 0xFFFFFFFF
// tag[8] 4 Average bytes per second 1 - 0xFFFFFFFF
// tag[9] 2 Block align 1 - 65,535 (4)
// tag[10] 2 Significant bits per sample 2 - 65,535 (32)
// tag[11] 4 IEEE = 1952670054 (0x74636166) = fact chunk
// PCM = 1635017060 (0x61746164) (datachunk = 1635017060)
// tag[12] 4 IEEE = 4 , PCM = 5292000 (0x0050BFE0)
#if DEBUG
Console.Write("ReadWaveFile...\n");
#endif
// tag reading
for (i = 0; i < 13; i++) {
tag[i] = 0;
if ((i == 5) || (i == 6) || (i == 9) || (i == 10)) {
tag[i] = Util.ReadUInt16(wavfile);
} else {
tag[i] = (int) Util.ReadUInt32(wavfile);
}
}
#region File format checking
if (tag[0] != RIFF || tag[2] != WAVE)
{
Console.Error.WriteLine("This file is not in WAVE format\n");
Util.ReadUserReturn();
Environment.Exit(1);
}
// fmt tag, chunkSize and data tag
if (tag[3] != FMT || tag[4] != 16 || tag[11] != DATA)
{
Console.Error.WriteLine("This WAVE file format is not currently supported\n");
Util.ReadUserReturn();
Environment.Exit(1);
}
// bits per sample
if (tag[10] == 24)
{
Console.Error.WriteLine("24 bit PCM WAVE files are not currently supported\n");
Util.ReadUserReturn();
Environment.Exit(1);
}
// wFormatTag
if (tag[5] != WAVE_FORMAT_PCM && tag[5] != WAVE_FORMAT_IEEE_FLOAT) {
Console.Error.WriteLine("Non PCM WAVE files are not currently supported\n");
Util.ReadUserReturn();
Environment.Exit(1);
}
#endregion File format checking
channels = tag[6];
samplecount = tag[12] / (tag[10] / 8) / channels;
samplerate = tag[7];
sound = new double[channels][];
for (ic = 0; ic < channels; ic++) {
sound[ic] = new double[samplecount];
}
#region Data loading
if (tag[10] == 8) {
Read8Bit(wavfile, sound, samplecount, channels);
}
if (tag[10] == 16) {
Read16Bit(wavfile, sound, samplecount, channels);
}
if (tag[10] == 32) {
if (tag[5] == WAVE_FORMAT_PCM) {
Read32Bit(wavfile, sound, samplecount, channels);
} else if (tag[5] == WAVE_FORMAT_IEEE_FLOAT) {
Read32BitFloat(wavfile, sound, samplecount, channels);
}
}
#endregion Data loading
wavfile.Close();
return sound;
}
/**
* Reads file header into the struct.
*
* @param fs input file stream
* @see WaveFile::hdr
*/
private void LoadHeader(ref BinaryFile fs)
{
hdr.RIFF = fs.ReadString(4);
hdr.DataLength = fs.ReadUInt32();
hdr.WAVE = fs.ReadString(4);
hdr.fmt_ = fs.ReadString(4);
hdr.SubBlockLength = fs.ReadUInt32();
hdr.formatTag = fs.ReadUInt16();
hdr.Channels = fs.ReadUInt16();
hdr.SampFreq = fs.ReadUInt32();
hdr.BytesPerSec = fs.ReadUInt32();
hdr.BytesPerSamp = fs.ReadUInt16();
hdr.BitsPerSamp = fs.ReadUInt16();
hdr.data = fs.ReadString(4);
hdr.WaveSize = fs.ReadUInt32();
}
public static void WriteWaveFile(BinaryFile wavfile, double[][] sound, int channels, int samplecount, int samplerate, int format_param)
{
int i = 0;
// "RIFF" = 1179011410
// "WAVE" = 1163280727
// "fmt " = 544501094
// "data" = 1635017060
int[] tag = {1179011410, 0, 1163280727, 544501094, 16, 1, 1, 0, 0, 0, 0, 1635017060, 0, 0};
#if DEBUG
Console.Write("WriteWaveFile...\n");
#endif
#region WAV tags generation
tag[12] = samplecount*(format_param/8)*channels;
tag[1] = tag[12]+36;
tag[7] = samplerate;
tag[8] = samplerate *format_param/8;
tag[9] = format_param/8;
tag[6] = channels;
tag[10] = format_param;
if ((format_param == 8) || (format_param == 16))
tag[5] = 1;
if (format_param == 32)
tag[5] = 3;
#endregion WAV tags generation
// tag writing
for (i = 0; i<13; i++) {
if ((i == 5) || (i == 6) || (i == 9) || (i == 10)) {
Util.WriteUInt16((ushort)tag[i], wavfile);
} else {
Util.WriteUInt32((uint)tag[i], wavfile);
}
}
if (format_param == 8)
Write8Bit(wavfile, sound, samplecount, channels);
if (format_param == 16)
Write16Bit(wavfile, sound, samplecount, channels);
if (format_param == 32)
Write32BitFloat(wavfile, sound, samplecount, channels);
wavfile.Close();
}
public bool Read(string filePath)
{
if (File.Exists(filePath)) {
string fileName = Path.GetFileNameWithoutExtension(filePath);
PresetName = fileName;
BinaryFile bFile = new BinaryFile(filePath, BinaryFile.ByteOrder.BigEndian);
string firstChunkID = bFile.ReadString(4); // chunk ID = "FORM"
int ckSize = bFile.ReadInt32();
string formType = bFile.ReadString(4);
// read first data chunk
string chunkID = bFile.ReadString(4);
// if chunkID == "COMT" then CommentsChunk
if (chunkID.Equals("COMT")) {
long curposTmpComt = bFile.GetPosition();
bFile.Seek(curposTmpComt-4);
// CommentsChunk
string chunkIDComt = bFile.ReadString(4); // chunk ID = "COMT"
int chunkSizeComt = bFile.ReadInt32();
int numComments = bFile.ReadUInt16();
long curposTmpComt2 = bFile.GetPosition();
//comments = bFile.ReadString(chunkSizeComt-2);
for (int i = 0; i < numComments; i++) {
int commentTimestamp = (int) bFile.ReadUInt32();
string marker = bFile.ReadString(4);
int count = (int) bFile.ReadByte();
comments.Add(bFile.ReadString(count));
}
bFile.Seek(curposTmpComt2+chunkSizeComt-2);
}
string chunkID2 = bFile.ReadString(4);
// if chunkID2 == "COMM" then CommonChunk
if (chunkID2.Equals("COMM")) {
long curposTmpComm = bFile.GetPosition();
bFile.Seek(curposTmpComm-4);
// CommonChunk
string chunkIDComm = bFile.ReadString(4); // chunk ID = "COMM"
int chunkSizeComm = bFile.ReadInt32();
channels = bFile.ReadInt16();
numSampleFrames = (int) bFile.ReadUInt32();
bitsPerSample = bFile.ReadInt16();
// read IEEE 80-bit extended double precision
byte[] sampleRateBytes = bFile.ReadBytes(0, 10, BinaryFile.ByteOrder.LittleEndian);
double sampleRateDouble = NAudio.Utils.IEEE.ConvertFromIeeeExtended(sampleRateBytes);
sampleRate = (int) sampleRateDouble;
}
string chunkID3 = bFile.ReadString(4);
// if chunkID3 == "SSND" then SoundDataChunk
if (chunkID3.Equals("SSND")) {
long curposTmpSsnd = bFile.GetPosition();
bFile.Seek(curposTmpSsnd-4);
// SoundDataChunk
string chunkIDSsnd = bFile.ReadString(4); // chunk ID = "SSND"
int chunkSizeSsnd = bFile.ReadInt32();
int offset = (int) bFile.ReadUInt32();
int blocksize = (int) bFile.ReadUInt32();
byte[] data = bFile.ReadBytes(offset, chunkSizeSsnd-8, BinaryFile.ByteOrder.LittleEndian);
// swap waveform data
WaveformData = SwapAiffEndian(data);
}
bFile.Close();
return true;
} else {
return false;
}
}
public void WriteFile(string filePath)
{
BinaryFile bf = new BinaryFile(filePath, BinaryFile.ByteOrder.BigEndian, true);
// determine if the chunkdata is saved as XML
bool writeXMLChunkData = false;
string xmlChunkData = "";
if (XmlDocument != null)
{
StringWriter stringWriter = new StringWriter();
XmlTextWriter xmlTextWriter = new XmlTextWriter(stringWriter);
XmlDocument.WriteTo(xmlTextWriter);
xmlTextWriter.Flush();
xmlChunkData = stringWriter.ToString().Replace("'", "'");
ChunkSize = xmlChunkData.Length;
writeXMLChunkData = true;
}
if (ChunkMagic != "CcnK")
{
Console.Out.WriteLine("Cannot save the preset file. Missing preset header information.");
return;
}
Console.Out.WriteLine("Writing FXP to {0} ...", filePath);
bf.Write(ChunkMagic); // chunkMagic, 4
// check what preset type we are saving
if (FxMagic == "FBCh")
{
// Bank with Chunk Data
ByteSize = 152 + ChunkSize;
bf.Write(ByteSize); // byteSize = 4
bf.Write(FxMagic); // fxMagic, 4
bf.Write(Version); // version, 4
bf.Write(FxID); // fxID, 4
bf.Write(FxVersion); // fxVersion, 4
bf.Write(ProgramCount); // numPrograms, 4
bf.Write(Future, 128); // future, 128
bf.Write(ChunkSize); // chunkSize, 4
if (writeXMLChunkData)
{
bf.Write(xmlChunkData); // chunkData, <chunkSize>
}
else
{
// Even though the main FXP is BigEndian format the preset chunk is saved in LittleEndian format
bf.Write(chunkDataByteArray, BinaryFile.ByteOrder.LittleEndian);
}
}
else if (FxMagic == "FPCh")
{
// Preset with Chunk Data
ByteSize = 52 + ChunkSize;
bf.Write(ByteSize); // byteSize = 4
bf.Write(FxMagic); // fxMagic, 4
bf.Write(Version); // version, 4
bf.Write(FxID); // fxID, 4
bf.Write(FxVersion); // fxVersion, 4
bf.Write(ProgramCount); // numPrograms, 4
bf.Write(Name, 28); // name, 28
bf.Write(ChunkSize); // chunkSize, 4
if (writeXMLChunkData)
{
bf.Write(xmlChunkData); // chunkData, <chunkSize>
}
else
{
// Even though the main FXP is BigEndian format the preset chunk is saved in LittleEndian format
bf.Write(chunkDataByteArray, BinaryFile.ByteOrder.LittleEndian);
}
}
else if (FxMagic == "FxCk")
{
// For Preset (Program) (.fxp) without chunk (magic = 'FxCk')
// Bank with Chunk Data
ByteSize = 48 + (4 * ParameterCount);
bf.Write(ByteSize); // byteSize = 4
bf.Write(FxMagic); // fxMagic, 4
bf.Write(Version); // version, 4
bf.Write(FxID); // fxID, 4
bf.Write(FxVersion); // fxVersion, 4
bf.Write(ParameterCount); // numParameters, 4
bf.Write(Name, 28); // name, 28
// variable no. of parameters
for (int i = 0; i < ParameterCount; i++)
{
bf.Write((float)Parameters[i]);
}
}
bf.Close();
}
private static void Write(BinaryFile bf, FxContent content, XmlDocument xmlDocument)
{
if (content == null)
{
Log.Error("Error writing file. Missing preset content.");
return;
}
// determine if the chunkdata is saved as XML
bool writeXMLChunkData = false;
string xmlChunkData = "";
if (xmlDocument != null)
{
StringWriter stringWriter = new StringWriter();
XmlTextWriter xmlTextWriter = new XmlTextWriter(stringWriter);
xmlDocument.WriteTo(xmlTextWriter);
xmlTextWriter.Flush();
xmlChunkData = stringWriter.ToString().Replace("'", "'");
writeXMLChunkData = true;
if (content is FxProgramSet)
{
((FxProgramSet)content).ChunkSize = xmlChunkData.Length;
}
else if (content is FxChunkSet)
{
((FxChunkSet)content).ChunkSize = xmlChunkData.Length;
}
}
if (content.ChunkMagic != "CcnK")
{
Log.Error("Cannot save the preset file. Missing preset header information.");
return;
}
bf.Write(content.ChunkMagic); // chunkMagic, 4
// check what preset type we are saving
if (content.FxMagic == "FBCh")
{
// Bank (.fxb) with chunk (magic = 'FBCh')
var chunkSet = (FxChunkSet)content;
chunkSet.ByteSize = 152 + chunkSet.ChunkSize;
bf.Write(chunkSet.ByteSize); // byteSize = 4
bf.Write(chunkSet.FxMagic); // fxMagic, 4
bf.Write(chunkSet.Version); // version, 4
bf.Write(chunkSet.FxID); // fxID, 4
bf.Write(chunkSet.FxVersion); // fxVersion, 4
bf.Write(chunkSet.NumPrograms); // numPrograms, 4
bf.Write(chunkSet.Future, 128); // future, 128
bf.Write(chunkSet.ChunkSize); // chunkSize, 4
if (writeXMLChunkData)
{
bf.Write(xmlChunkData); // chunkData, <chunkSize>
}
else
{
// Even though the main FXP is BigEndian format the preset chunk is saved in LittleEndian format
bf.Write(chunkSet.ChunkData, BinaryFile.ByteOrder.LittleEndian);
}
}
else if (content.FxMagic == "FPCh")
{
// Preset (Program) (.fxp) with chunk (magic = 'FPCh')
var programSet = (FxProgramSet)content;
programSet.ByteSize = 52 + programSet.ChunkSize;
bf.Write(programSet.ByteSize); // byteSize = 4
bf.Write(programSet.FxMagic); // fxMagic, 4
bf.Write(programSet.Version); // version, 4
bf.Write(programSet.FxID); // fxID, 4
bf.Write(programSet.FxVersion); // fxVersion, 4
bf.Write(programSet.NumPrograms); // numPrograms, 4
bf.Write(programSet.Name, 28); // name, 28
bf.Write(programSet.ChunkSize); // chunkSize, 4
if (writeXMLChunkData)
{
bf.Write(xmlChunkData); // chunkData, <chunkSize>
}
else
{
// Even though the main FXP is BigEndian format the preset chunk is saved in LittleEndian format
bf.Write(programSet.ChunkData, BinaryFile.ByteOrder.LittleEndian);
}
}
else if (content.FxMagic == "FxCk")
{
// For Preset (Program) (.fxp) without chunk (magic = 'FxCk')
var program = (FxProgram)content;
program.ByteSize = 48 + (4 * program.NumParameters);
bf.Write(program.ByteSize); // byteSize = 4
bf.Write(program.FxMagic); // fxMagic, 4
bf.Write(program.Version); // version, 4
bf.Write(program.FxID); // fxID, 4
bf.Write(program.FxVersion); // fxVersion, 4
bf.Write(program.NumParameters); // numParameters, 4
bf.Write(program.ProgramName, 28); // name, 28
// variable no. of parameters
for (int i = 0; i < program.NumParameters; i++)
{
bf.Write((float)program.Parameters[i]);
}
}
else if (content.FxMagic == "FxBk")
{
// For bank (.fxb) without chunk (magic = 'FxBk')
var set = (FxSet)content;
// variable no. of programs
var byteSize = 48;
for (int i = 0; i < set.NumPrograms; i++)
{
var program = set.Programs[i];
byteSize += (4 * program.NumParameters);
}
set.ByteSize = 156 + byteSize;
bf.Write(set.ByteSize); // byteSize = 4
bf.Write(set.FxMagic); // fxMagic, 4
bf.Write(set.Version); // version, 4
bf.Write(set.FxID); // fxID, 4
bf.Write(set.FxVersion); // fxVersion, 4
bf.Write(set.NumPrograms); // numPrograms, 4
bf.Write(set.Future, 128); // future, 128
// variable no. of programs
for (int i = 0; i < set.NumPrograms; i++)
{
var program = set.Programs[i];
Write(bf, program, null);
}
}
}
public static void Main(string[] args)
{
int argc = args.Length;
BinaryFile fin;
BinaryFile fout;
double[][] sound;
double[][] image;
double basefreq = 0;
double maxfreq = 0;
double pixpersec = 0;
double bpo = 0;
double brightness = 1;
int channels = 0;
int samplecount = 0;
int samplerate = 0;
int Xsize = 0;
int Ysize = 0;
int format_param = 0;
long clockb = 0;
Mode mode = Mode.None;
string in_name = null;
string out_name = null;
#if QUIET
Util.quiet = true;
#else
Util.quiet = false;
#endif
Console.Write("The Analysis & Resynthesis Sound Spectrograph {0}\n", version);
// initialize the random class
RandomUtils.Seed(Guid.NewGuid().GetHashCode());
bool doHelp = false;
for (int i = 0; i < argc; i++) {
// DOS friendly help
if (string.Compare(args[i], "/?")==0) {
doHelp = true;
}
// if the argument is not a function
if (args[i][0] != '-') {
if (in_name == null) {
// if the input file name hasn't been filled in yet
in_name = args[i];
} else if (out_name == null) {
// if the input name has been filled but not the output name yet
out_name = args[i];
} else {
// if both names have already been filled in
Console.Error.WriteLine("You can only have two file names as parameters.\nRemove parameter \"%s\".\nExiting with error.\n", args[i]);
Environment.Exit(1);
}
} else {
// if the argument is a parameter
if (string.Compare(args[i], "--analysis")==0 || string.Compare(args[i], "-a")==0) {
mode = Mode.Analysis;
}
if (string.Compare(args[i], "--sine")==0 || string.Compare(args[i], "-s")==0) {
mode = Mode.Synthesis_Sine;
}
if (string.Compare(args[i], "--noise")==0 || string.Compare(args[i], "-n")==0) {
mode = Mode.Synthesis_Noise;
}
if (string.Compare(args[i], "--quiet")==0 || string.Compare(args[i], "-q")==0) {
Util.quiet = true;
}
if (string.Compare(args[i], "--linear")==0 || string.Compare(args[i], "-l")==0) {
DSP.LOGBASE = 1.0;
}
if (string.Compare(args[i], "--sample-rate")==0 || string.Compare(args[i], "-r")==0) {
if (StringUtils.IsNumeric(args[++i])) {
samplerate = Convert.ToInt32(args[i]);
}
} else {
Console.Error.WriteLine(MSG_NUMBER_EXPECTED, args[i-1]);
Environment.Exit(1);
}
if (string.Compare(args[i], "--min-freq")==0 || string.Compare(args[i], "-min")==0) {
if (StringUtils.IsNumeric(args[++i])) {
basefreq = Convert.ToDouble(args[i]);
if (basefreq == 0) {
// Set it to this extremely close-to-zero number so that it's considered set
basefreq = Double.MinValue;
}
}
} else {
Console.Error.WriteLine(MSG_NUMBER_EXPECTED, args[i-1]);
Environment.Exit(1);
}
if (string.Compare(args[i], "--max-freq")==0 || string.Compare(args[i], "-max")==0) {
if (StringUtils.IsNumeric(args[++i])) {
maxfreq = Convert.ToDouble(args[i]);
}
} else {
Console.Error.WriteLine(MSG_NUMBER_EXPECTED, args[i-1]);
Environment.Exit(1);
}
if (string.Compare(args[i], "--bpo")==0 || string.Compare(args[i], "-b")==0) {
if (StringUtils.IsNumeric(args[++i])) {
bpo = Convert.ToDouble(args[i]);
}
} else {
Console.Error.WriteLine(MSG_NUMBER_EXPECTED, args[i-1]);
Environment.Exit(1);
}
if (string.Compare(args[i], "--pps")==0 || string.Compare(args[i], "-p")==0) {
if (StringUtils.IsNumeric(args[++i])) {
pixpersec = Convert.ToDouble(args[i]);
}
} else {
Console.Error.WriteLine(MSG_NUMBER_EXPECTED, args[i-1]);
Environment.Exit(1);
}
if (string.Compare(args[i], "--height")==0 || string.Compare(args[i], "-y")==0) {
if (StringUtils.IsNumeric(args[++i])) {
Ysize = Convert.ToInt32(args[i]);
}
} else {
Console.Error.WriteLine(MSG_NUMBER_EXPECTED, args[i-1]);
Environment.Exit(1);
}
if (string.Compare(args[i], "--width")==0 || string.Compare(args[i], "-x")==0) {
if (StringUtils.IsNumeric(args[++i])) {
Xsize = Convert.ToInt32(args[i]);
}
} else {
Console.Error.WriteLine(MSG_NUMBER_EXPECTED, args[i-1]);
Environment.Exit(1);
}
if (string.Compare(args[i], "--loop-size")==0) {
if (StringUtils.IsNumeric(args[++i])) {
DSP.LOOP_SIZE_SEC = Convert.ToInt32(args[i]);
}
} else {
Console.Error.WriteLine(MSG_NUMBER_EXPECTED, args[i-1]);
Environment.Exit(1);
}
if (string.Compare(args[i], "--log-base")==0) {
if (StringUtils.IsNumeric(args[++i])) {
DSP.LOGBASE = Convert.ToDouble(args[i]);
}
} else {
Console.Error.WriteLine(MSG_NUMBER_EXPECTED, args[i-1]);
Environment.Exit(1);
}
if (string.Compare(args[i], "--bmsq-lut-size")==0) {
if (StringUtils.IsNumeric(args[++i])) {
DSP.BMSQ_LUT_SIZE = Convert.ToInt32(args[i]);
}
} else {
Console.Error.WriteLine(MSG_NUMBER_EXPECTED, args[i-1]);
Environment.Exit(1);
}
if (string.Compare(args[i], "--pi")==0) {
if (StringUtils.IsNumeric(args[++i])) {
DSP.PI = Convert.ToDouble(args[i]);
}
} else {
Console.Error.WriteLine(MSG_NUMBER_EXPECTED, args[i-1]);
Environment.Exit(1);
}
if (string.Compare(args[i], "--format-param")==0 || string.Compare(args[i], "-f")==0) {
if (StringUtils.IsNumeric(args[++i])) {
format_param = Convert.ToInt32(args[i]);
}
} else {
Console.Error.WriteLine(MSG_NUMBER_EXPECTED, args[i-1]);
Environment.Exit(1);
}
if (string.Compare(args[i], "--brightness")==0 || string.Compare(args[i], "-g")==0) {
if (StringUtils.IsNumeric(args[++i])) {
brightness = Convert.ToDouble(args[i]);
}
} else {
Console.Error.WriteLine(MSG_NUMBER_EXPECTED, args[i-1]);
Environment.Exit(1);
}
// TODO implement --duration, -d
if (string.Compare(args[i], "--version")==0 || string.Compare(args[i], "-v")==0) {
Console.Write("Copyright (C) 2005-2008 Michel Rouzic\nProgram last modified by its author on {0}\n", date);
Environment.Exit(0);
}
if (doHelp || string.Compare(args[i], "--help")==0 || string.Compare(args[i], "-h")==0) {
PrintHelp();
Environment.Exit(0);
}
if (string.Compare(args[i], "--adv-help")==0) {
PrintAdvancedHelp();
Environment.Exit(0);
}
}
}
// if in_name has already been filled in
if (in_name != null) {
// try to open it
fin = new BinaryFile(in_name);
if (fin == null) {
Console.Error.WriteLine("The input file {0} could not be found\nExiting with error.\n", in_name);
Environment.Exit(1);
}
Console.Write("Input file : {0}\n", in_name);
} else {
if (Util.quiet) {
Console.Error.WriteLine("Please specify an input file.\nExiting with error.\n");
Environment.Exit(1);
}
Console.Write("Type 'help' to read the manual page\n");
do {
fin = null;
Console.Write("Input file : ");
in_name = Util.ReadUserInputString();
// if 'help' has been typed
if (string.Compare(in_name, "help", StringComparison.Ordinal) == 0) {
fin = null;
PrintHelp(); // print the help
} else {
if (File.Exists(in_name)) {
fin = new BinaryFile(in_name);
}
}
}
while (fin == null);
}
// if out_name has already been filled in
if (out_name != null) {
fout = new BinaryFile(out_name, BinaryFile.ByteOrder.LittleEndian, true);
if (fout == null) {
Console.Error.WriteLine("The output file {0} could not be opened.\nPlease make sure it isn't opened by any other program and press Return.\nExiting with error.\n", out_name);
Environment.Exit(1);
}
Console.Write("Output file : {0}\n", out_name);
}
else {
if (Util.quiet) {
Console.Error.WriteLine("Please specify an output file.\nExiting with error.\n");
Environment.Exit(1);
}
Console.Write("Output file : ");
out_name = Util.ReadUserInputString();
fout = null;
if (!string.IsNullOrEmpty(out_name)) {
fout = new BinaryFile(out_name, BinaryFile.ByteOrder.LittleEndian, true);
}
while (fout == null) {
Console.Write("Output file : ");
out_name = Util.ReadUserInputString();
if (!string.IsNullOrEmpty(out_name)) {
fout = new BinaryFile(out_name, BinaryFile.ByteOrder.LittleEndian, true);
}
}
// we will never get here cause BinaryFile does not return a null
while (fout == null) {
Console.Error.WriteLine("The output file {0} could not be opened.\nPlease make sure it isn't opened by any other program and press Return.\n", out_name);
Console.Read();
fout = new BinaryFile(out_name, BinaryFile.ByteOrder.LittleEndian, true);
}
}
// make the string lowercase
in_name = in_name.ToLower();
if (in_name.EndsWith(".wav") &&
(mode == Mode.None || mode == Mode.Synthesis_Sine || mode == Mode.Synthesis_Noise)) {
mode = Mode.Analysis; // Automatic switch to the Analysis mode
}
if (mode == Mode.None) {
do {
if (Util.quiet) {
Console.Error.WriteLine("Please specify an operation mode.\nUse either --analysis (-a), --sine (-s) or --noise (-n).\nExiting with error.\n");
Environment.Exit(1);
}
Console.Write("Choose the mode (Press 1, 2 or 3) :\n\t1. Analysis\n\t2. Sine synthesis\n\t3. Noise synthesis\n> ");
mode = (Mode) Util.ReadUserInputFloat();
}
while (mode != Mode.Analysis && mode != Mode.Synthesis_Sine && mode != Mode.Synthesis_Noise);
}
if (mode == Mode.Analysis) {
sound = SoundIO.ReadWaveFile(fin, ref channels, ref samplecount, ref samplerate); // Sound input
fin.Close();
#if DEBUG
Console.Write("Samplecount : {0:D}\nChannels : {1:D}\n", samplecount, channels);
#endif
SettingsInput(ref Ysize, ref samplecount, ref samplerate, ref basefreq, ref maxfreq, ref pixpersec, ref bpo, ref Xsize, Mode.Analysis); // User settings input
image = DSP.Analyze(ref sound[0], ref samplecount, ref samplerate, ref Xsize, ref Ysize, ref bpo, ref pixpersec, ref basefreq); // Analysis
if (brightness != 1.0) {
DSP.BrightnessControl(ref image, ref Ysize, ref Xsize, 1.0/brightness);
}
ImageIO.BMPWrite(fout, image, Ysize, Xsize); // Image output
/*
var audio2Midi = new CommonUtils.MathLib.FFT.Audio2Midi();
string fileNameSine = @"C:\Users\perivar.nerseth\Documents\My Projects\CommonUtils\Library\Tests\Passacaglia, Handel-Sine-86bmp.wav";
string fileNameSaw = @"C:\Users\perivar.nerseth\Documents\My Projects\CommonUtils\Library\Tests\Passacaglia, Handel-Saw-86bmp.wav";
string fileNamePiano = @"C:\Users\perivar.nerseth\Documents\My Projects\CommonUtils\Library\Tests\Passacaglia, Handel-Piano-86bmp.wav";
//string fileName = @"C:\\Users\\perivar.nerseth\\Documents\\Processing\\spectrotune\\music\\piano.wav";
int frames = audio2Midi.OpenAudioFile(fileNameSine);
*/
/*
// Testing using the Spectrogram methods to synthesize and resynthesize
var spectrogram = new ArssSpectrogram.Spectrogram();
var spectrogramImage = spectrogram.ToImage(ref sound[0], samplerate);
spectrogramImage.Save("test2.bmp", ImageFormat.Bmp);
return;
//double[] soundSynth = spectrogram.SynthetizeSine(new System.Drawing.Bitmap("test2.bmp"), samplerate);
var testImage = new BinaryFile("test2.bmp");
int testImageX = 0;
int testImageY = 0;
var testImageArray = ImageIO.BMPRead(testImage, ref testImageY, ref testImageX); // Image input
double[] soundSynth2 = spectrogram.SynthetizeSine(testImageArray, samplerate);
CommonUtils.Audio.NAudio.AudioUtilsNAudio.WriteIEEE32WaveFileMono("test2.wav", samplerate, MathUtils.DoubleToFloat(soundSynth2));
*/
}
if (mode == Mode.Synthesis_Sine || mode == Mode.Synthesis_Noise) {
sound = new double[1][];
image = ImageIO.BMPRead(fin, ref Ysize, ref Xsize); // Image input
// if the output format parameter is undefined
if (format_param == 0) {
if (!Util.quiet) {
// if prompting is allowed
format_param = SoundIO.ReadUserWaveOutParameters();
} else {
format_param = 32; // default is 32
}
}
SettingsInput(ref Ysize, ref samplecount, ref samplerate, ref basefreq, ref maxfreq, ref pixpersec, ref bpo, ref Xsize, Mode.Synthesis_Sine); // User settings input
if (brightness!=1.0) {
DSP.BrightnessControl(ref image, ref Ysize, ref Xsize, brightness);
}
if (mode == Mode.Synthesis_Sine) {
sound[0] = DSP.SynthesizeSine(ref image, ref Xsize, ref Ysize, ref samplecount, ref samplerate, ref basefreq, ref pixpersec, ref bpo); // Sine synthesis
} else {
sound[0] = DSP.SynthesizeNoise(ref image, ref Xsize, ref Ysize, ref samplecount, ref samplerate, ref basefreq, ref pixpersec, ref bpo); // Noise synthesis
}
SoundIO.WriteWaveFile(fout, sound, 1, samplecount, samplerate, format_param);
}
clockb = Util.GetTimeTicks();
TimeSpan duration = TimeSpan.FromMilliseconds(clockb-DSP.clockA);
Console.Write("Processing time : {0:D2} m {1:D2} s {2:D2} ms\n", duration.Minutes, duration.Seconds, duration.Milliseconds);
Util.ReadUserReturn();
}
public bool Process()
{
int bytespersec = 0;
int byteread = 0;
bool isPCM = false;
var listinfo = new Dictionary <string, string>();
for (int i = 0; i < infotype.Length; i++)
{
listinfo.Add(infotype[i], infodesc[i]);
}
var bf = new BinaryFile(selectedFile);
try {
var fileInfo = new FileInfo(selectedFile);
fileLength = fileInfo.Length;
int chunkSize = 0, infochunksize = 0, bytecount = 0, listbytecount = 0;
string sfield = "", infofield = "", infodescription = "", infodata = "";
/* -------- Get RIFF chunk header --------- */
sfield = bf.ReadString(4);
#if DEBUG
Console.WriteLine("RIFF Header: {0}", sfield);
#endif
if (sfield != "RIFF")
{
Console.WriteLine(" **** Not a valid RIFF file ****");
return(false);
}
// read RIFF data size
chunkSize = bf.ReadInt32();
#if DEBUG
Console.WriteLine("RIFF data size: {0}", chunkSize);
#endif
// read form-type (WAVE etc)
sfield = bf.ReadString(4);
#if DEBUG
Console.WriteLine("Form-type: {0}", sfield);
#endif
riffDataSize = chunkSize;
bytecount = 4; // initialize bytecount to include RIFF form-type bytes.
while (bytecount < riffDataSize) // check for chunks inside RIFF data area.
{
sfield = "";
int firstbyte = bf.ReadByte();
if (firstbyte == 0) // if previous data had odd bytecount, was padded by null so skip
{
bytecount++;
continue;
}
sfield += (char)firstbyte; // if we have a new chunk
for (int i = 1; i <= 3; i++)
{
sfield += (char)bf.ReadByte();
}
chunkSize = 0;
chunkSize = bf.ReadInt32();
bytecount += (8 + chunkSize);
#if DEBUG
Console.WriteLine("{0} ----- data size: {1} bytes", sfield, chunkSize);
#endif
if (sfield == "data")
{
//get data size to compute duration later.
dataSize = chunkSize;
}
if (sfield == "fmt ")
{
/*
* Offset Size Description Value
* 0x00 4 Chunk ID "fmt " (0x666D7420)
* 0x04 4 Chunk Data Size 16 + extra format bytes
* 0x08 2 Compression code 1 - 65,535
* 0x0a 2 Number of channels 1 - 65,535
* 0x0c 4 Sample rate 1 - 0xFFFFFFFF
* 0x10 4 Average bytes per second 1 - 0xFFFFFFFF
* 0x14 2 Block align 1 - 65,535
* 0x16 2 Significant bits per sample 2 - 65,535
* 0x18 2 Extra format bytes 0 - 65,535
* 0x1a
* Extra format bytes *
*/
// extract info from "format" chunk.
if (chunkSize < 16)
{
Console.WriteLine(" **** Not a valid fmt chunk ****");
return(false);
}
// Read compression code, 2 bytes
wFormatTag = bf.ReadInt16();
switch (wFormatTag)
{
case WAVE_FORMAT_PCM:
case WAVE_FORMAT_EXTENSIBLE:
case WAVE_FORMAT_IEEE_FLOAT:
isPCM = true;
break;
}
switch (wFormatTag)
{
case WAVE_FORMAT_PCM:
Console.WriteLine("\twFormatTag: WAVE_FORMAT_PCM");
break;
case WAVE_FORMAT_EXTENSIBLE:
Console.WriteLine("\twFormatTag: WAVE_FORMAT_EXTENSIBLE");
break;
case WAVE_FORMAT_IEEE_FLOAT:
Console.WriteLine("\twFormatTag: WAVE_FORMAT_IEEE_FLOAT");
break;
case WAVE_FORMAT_MPEGLAYER3:
Console.WriteLine("\twFormatTag: WAVE_FORMAT_MPEGLAYER3");
break;
default:
Console.WriteLine("\twFormatTag: non-PCM format {0}", wFormatTag);
break;
}
// Read number of channels, 2 bytes
nChannels = bf.ReadInt16();
#if DEBUG
Console.WriteLine("\tnChannels: {0}", nChannels);
#endif
// Read sample rate, 4 bytes
nSamplesPerSec = bf.ReadInt32();
#if DEBUG
Console.WriteLine("\tnSamplesPerSec: {0}", nSamplesPerSec);
#endif
// Read average bytes per second, 4 bytes
nAvgBytesPerSec = bf.ReadInt32();
bytespersec = nAvgBytesPerSec;
#if DEBUG
Console.WriteLine("\tnAvgBytesPerSec: {0}", nAvgBytesPerSec);
#endif
// Read block align, 2 bytes
nBlockAlign = bf.ReadInt16();
#if DEBUG
Console.WriteLine("\tnBlockAlign: {0}", nBlockAlign);
#endif
// Read significant bits per sample, 2 bytes
if (isPCM) // if PCM or EXTENSIBLE format
{
wBitsPerSample = bf.ReadInt16();
#if DEBUG
Console.WriteLine("\twBitsPerSample: {0}", wBitsPerSample);
#endif
}
else
{
bf.ReadBytes(2);
wBitsPerSample = 0;
}
//skip over any extra bytes in format specific field.
bf.ReadBytes(chunkSize - 16);
}
else if (sfield == "LIST")
{
String listtype = bf.ReadString(4);
// skip over LIST chunks which don't contain INFO subchunks
if (listtype != "INFO")
{
bf.ReadBytes(chunkSize - 4);
continue;
}
try {
listbytecount = 4;
#if DEBUG
Console.WriteLine("------- INFO chunks: {0} bytes -------", chunkSize);
#endif
// iterate over all entries in LIST chunk
while (listbytecount < chunkSize)
{
infofield = "";
infodescription = "";
infodata = "";
firstbyte = bf.ReadByte();
// if previous data had odd bytecount, was padded by null so skip
if (firstbyte == 0)
{
listbytecount++;
continue;
}
// if firstbyte is not an alpha char, read one more byte
if (!Char.IsLetterOrDigit((char)firstbyte))
{
firstbyte = bf.ReadByte();
listbytecount++;
}
// if we have a new chunk
infofield += (char)firstbyte;
for (int i = 1; i <= 3; i++) //get the remaining part of info chunk name ID
{
infofield += (char)bf.ReadByte();
}
// get the info chunk data byte size
infochunksize = bf.ReadInt32();
listbytecount += (8 + infochunksize);
//Console.WriteLine("infofield: {0}, listbytecount: {1}, infochunksize: {2}", infofield, listbytecount, infochunksize);
if (listbytecount > chunkSize)
{
bf.SetPosition(bf.GetPosition() - 8);
break;
}
// get the info chunk data
for (int i = 0; i < infochunksize; i++)
{
byteread = bf.ReadByte();
if (byteread == 0) // if null byte in string, ignore it
{
continue;
}
infodata += (char)byteread;
}
int unknownCount = 1;
try {
infodescription = (string)listinfo[infofield];
} catch (KeyNotFoundException) {}
if (infodescription != null)
{
#if DEBUG
Console.WriteLine("{0} ({1}) = {2}", infofield, infodescription, infodata);
#endif
InfoChunks.Add(infodescription, infodata);
}
else
{
#if DEBUG
Console.WriteLine("unknown: {0} = {1}", infofield, infodata);
#endif
InfoChunks.Add(String.Format("unknown{0}", unknownCount), infodata);
unknownCount++;
}
} //------- end iteration over LIST chunk ------------
} catch (Exception) {;
// don't care about these?
//Console.WriteLine("Error: {0}", e.ToString());
}
#if DEBUG
Console.WriteLine("------- end INFO chunks -------");
#endif
}
else
{
if (sfield.Equals("data"))
{
sampleCount = (int)dataSize / (wBitsPerSample / 8) / nChannels;
soundData = new float[nChannels][];
for (int ic = 0; ic < nChannels; ic++)
{
soundData[ic] = new float[sampleCount];
}
//********Data loading********
if (BitsPerSample == 8)
{
Read8Bit(bf, soundData, sampleCount, nChannels);
}
if (BitsPerSample == 16)
{
Read16Bit(bf, soundData, sampleCount, nChannels);
}
if (BitsPerSample == 32)
{
if (wFormatTag == WAVE_FORMAT_PCM)
{
Read32Bit(bf, soundData, sampleCount, nChannels);
}
else if (wFormatTag == WAVE_FORMAT_IEEE_FLOAT)
{
Read32BitFloat(bf, soundData, sampleCount, nChannels);
}
}
}
else
{
// if NOT the fmt or LIST chunks skip data
bf.ReadBytes(chunkSize);
}
}
} // end while.
//----------- End of chunk iteration -------------
if (isPCM && dataSize > 0) // compute duration of PCM wave file
{
long waveduration = 1000L * dataSize / bytespersec; // in msec units
long mins = waveduration / 60000; // integer minutes
double secs = 0.001 * (waveduration % 60000); //double secs.
#if DEBUG
Console.WriteLine("wav duration: {0} mins {1} sec", mins, secs);
#endif
}
#if DEBUG
Console.WriteLine("Final RIFF data bytecount: {0}", bytecount);
#endif
if ((8 + bytecount) != (int)fileLength)
{
Console.WriteLine("!!!!!!! Problem with file structure !!!!!!!!!");
return(false);
}
else
{
#if DEBUG
Console.WriteLine("File chunk structure consistent with valid RIFF");
#endif
}
return(true);
} catch (Exception e) {
Console.WriteLine("Error: {0}", e.ToString());
return(false);
} finally {
// close all streams.
bf.Close();
}
}
public void ReadFXP(BinaryFile bf)
{
ChunkMagic = bf.ReadString(4);
if (ChunkMagic != "CcnK")
{
Console.Out.WriteLine("Error reading file. Missing preset header information.");
}
ByteSize = bf.ReadInt32();
FxMagic = bf.ReadString(4);
if (FxMagic == "FBCh")
{
// Bank with Chunk Data
Version = bf.ReadInt32();
FxID = bf.ReadString(4);
FxVersion = bf.ReadInt32();
ProgramCount = bf.ReadInt32();
Future = bf.ReadString(128);
ChunkSize = bf.ReadInt32();
// Even though the main FXP is BigEndian format the preset chunk is saved in LittleEndian format
chunkDataByteArray = new byte[ChunkSize];
chunkDataByteArray = bf.ReadBytes(0, ChunkSize, BinaryFile.ByteOrder.LittleEndian);
chunkData = BinaryFile.ByteArrayToString(chunkDataByteArray);
}
else if (FxMagic == "FPCh")
{
// Preset with Chunk Data
Version = bf.ReadInt32();
FxID = bf.ReadString(4);
FxVersion = bf.ReadInt32();
ProgramCount = bf.ReadInt32();
Name = bf.ReadString(28);
ChunkSize = bf.ReadInt32();
// Even though the main FXP is BigEndian format the preset chunk is saved in LittleEndian format
chunkDataByteArray = new byte[ChunkSize];
chunkDataByteArray = bf.ReadBytes(0, ChunkSize, BinaryFile.ByteOrder.LittleEndian);
chunkData = BinaryFile.ByteArrayToString(chunkDataByteArray);
}
else if (FxMagic == "FxCk")
{
// For Preset (Program) (.fxp) without chunk (magic = 'FxCk')
Version = bf.ReadInt32();
FxID = bf.ReadString(4);
FxVersion = bf.ReadInt32();
ParameterCount = bf.ReadInt32();
Name = bf.ReadString(28);
// variable no. of parameters
Parameters = new float[ParameterCount];
for (int i = 0; i < ParameterCount; i++) {
Parameters[i] = bf.ReadSingle();
}
}
bf.Close();
// read the xml chunk into memory
XmlDocument = new XmlDocument();
try {
if (chunkData != null) XmlDocument.LoadXml(chunkData);
} catch (XmlException) {
//Console.Out.WriteLine("No XML found");
}
}
public static void WriteBMPGrayscale(string filePath, double[][] image, int bitDepth = 24)
{
var bmpfile = new BinaryFile(filePath, BinaryFile.ByteOrder.LittleEndian, true);
int y = image.Length;
int x = image[0].Length;
const byte zerobyte = 255; // what byte should we pad with
int numBytes = bitDepth / 8;
// calculate zero bytes (bytes to skip at the end of each bitmap line)
int zerobytes = (byte)(4 - ((x * numBytes) & numBytes));
if (zerobytes == 4)
{
zerobytes = 0;
}
#region Tags
int filesize = 54 + ((x * numBytes) + zerobytes) * y;
int imagesize = ((x * numBytes) + zerobytes) * y;
bmpfile.Write("BM");
bmpfile.Write((UInt32)filesize); // filesize
bmpfile.Write((UInt32)0); // reserved
bmpfile.Write((UInt32)54); // off bits
bmpfile.Write((UInt32)40); // bitmap info header size
bmpfile.Write((UInt32)x); // width
bmpfile.Write((UInt32)y); // height
bmpfile.Write((UInt16)1); // planes
bmpfile.Write((UInt32)bitDepth); // bit depth
bmpfile.Write((UInt16)0); // compression
bmpfile.Write((UInt32)imagesize);
//bmpfile.Write((UInt32) 0);
// There are at least three kind value of PelsPerMeter used for 96 DPI bitmap:
// 0 - the bitmap just simply doesn't set this value
// 2834 - 72 DPI
// 3780 - 96 DPI
const UInt32 pelsPerMeter = 0; //3780;
bmpfile.Write((UInt32)pelsPerMeter); // XPelsPerMeter
bmpfile.Write((UInt32)pelsPerMeter); // YPelsPerMeter
bmpfile.Write((UInt32)0); // clr used
bmpfile.Write((UInt32)0); // clr important
#endregion Tags
// backwards writing
for (int iy = y - 1; iy != -1; iy--)
{
for (int ix = 0; ix < x; ix++)
{
// define color (grayscale)
double vald = image[iy][ix] * 255.0;
if (vald > 255.0)
{
vald = 255.0;
}
if (vald < 0.0)
{
vald = 0.0;
}
byte val = Convert.ToByte(vald);
for (int ic = numBytes - 1; ic != -1; ic--)
{
if (ic == 0 && numBytes == 4)
{
bmpfile.Write((byte)0); // alpha bit
}
else
{
bmpfile.Write(val);
}
}
}
// write padding bytes
for (int i = 0; i < zerobytes; i++)
{
bmpfile.Write(zerobyte);
}
}
//bmpfile.Write((UInt16)0);
bmpfile.Close();
#if DEBUG
Console.Write("Image size : {0:D}x{1:D}\n", x, y);
#endif
}
public bool Process()
{
int bytespersec = 0;
int byteread = 0;
bool isPCM = false;
Dictionary <string,string>listinfo = new Dictionary<string,string>();
for (int i=0; i<infotype.Length; i++) {
listinfo.Add(infotype[i], infodesc[i]);
}
BinaryFile bf = new BinaryFile(selectedFile);
try {
FileInfo fileInfo = new FileInfo(selectedFile);
fileLength = fileInfo.Length;
int chunkSize=0, infochunksize=0, bytecount=0, listbytecount=0;
string sfield="", infofield="", infodescription="", infodata="";
/* -------- Get RIFF chunk header --------- */
sfield = bf.ReadString(4);
#if DEBUG
Console.WriteLine("RIFF Header: {0}", sfield);
#endif
if (sfield != "RIFF") {
Console.WriteLine(" **** Not a valid RIFF file ****");
return false;
}
// read RIFF data size
chunkSize = bf.ReadInt32();
#if DEBUG
Console.WriteLine("RIFF data size: {0}", chunkSize);
#endif
// read form-type (WAVE etc)
sfield = bf.ReadString(4);
#if DEBUG
Console.WriteLine("Form-type: {0}", sfield);
#endif
riffDataSize = chunkSize;
bytecount = 4; // initialize bytecount to include RIFF form-type bytes.
while (bytecount < riffDataSize ) { // check for chunks inside RIFF data area.
sfield="";
int firstbyte = bf.ReadByte() ;
if (firstbyte == 0) { // if previous data had odd bytecount, was padded by null so skip
bytecount++;
continue;
}
sfield+= (char) firstbyte; // if we have a new chunk
for (int i=1; i<=3; i++) {
sfield += (char) bf.ReadByte() ;
}
chunkSize = 0;
chunkSize = bf.ReadInt32();
bytecount += ( 8 + chunkSize );
#if DEBUG
Console.WriteLine("{0} ----- data size: {1} bytes", sfield, chunkSize);
#endif
if (sfield == "data") {
//get data size to compute duration later.
dataSize = chunkSize;
}
if (sfield == "fmt ") {
/*
Offset Size Description Value
0x00 4 Chunk ID "fmt " (0x666D7420)
0x04 4 Chunk Data Size 16 + extra format bytes
0x08 2 Compression code 1 - 65,535
0x0a 2 Number of channels 1 - 65,535
0x0c 4 Sample rate 1 - 0xFFFFFFFF
0x10 4 Average bytes per second 1 - 0xFFFFFFFF
0x14 2 Block align 1 - 65,535
0x16 2 Significant bits per sample 2 - 65,535
0x18 2 Extra format bytes 0 - 65,535
0x1a
Extra format bytes *
*/
// extract info from "format" chunk.
if (chunkSize < 16) {
Console.WriteLine(" **** Not a valid fmt chunk ****");
return false;
}
// Read compression code, 2 bytes
wFormatTag = bf.ReadInt16();
if (wFormatTag == WAVE_FORMAT_PCM || wFormatTag == WAVE_FORMAT_EXTENSIBLE || wFormatTag == WAVE_FORMAT_IEEE_FLOAT) {
isPCM = true;
}
if (wFormatTag == WAVE_FORMAT_PCM) {
#if DEBUG
Console.WriteLine("\twFormatTag: WAVE_FORMAT_PCM") ;
#endif
} else if (wFormatTag == WAVE_FORMAT_EXTENSIBLE) {
#if DEBUG
Console.WriteLine("\twFormatTag: WAVE_FORMAT_EXTENSIBLE") ;
#endif
} else if (wFormatTag == WAVE_FORMAT_IEEE_FLOAT) {
#if DEBUG
Console.WriteLine("\twFormatTag: WAVE_FORMAT_IEEE_FLOAT") ;
#endif
} else if (wFormatTag == WAVE_FORMAT_MPEGLAYER3) {
#if DEBUG
Console.WriteLine("\twFormatTag: WAVE_FORMAT_MPEGLAYER3") ;
#endif
} else {
#if DEBUG
Console.WriteLine("\twFormatTag: non-PCM format {0}", wFormatTag) ;
#endif
}
// Read number of channels, 2 bytes
nChannels = bf.ReadInt16();
#if DEBUG
Console.WriteLine("\tnChannels: {0}", nChannels);
#endif
// Read sample rate, 4 bytes
nSamplesPerSec = bf.ReadInt32();
#if DEBUG
Console.WriteLine("\tnSamplesPerSec: {0}", nSamplesPerSec);
#endif
// Read average bytes per second, 4 bytes
nAvgBytesPerSec = bf.ReadInt32();
bytespersec = nAvgBytesPerSec;
#if DEBUG
Console.WriteLine("\tnAvgBytesPerSec: {0}", nAvgBytesPerSec);
#endif
// Read block align, 2 bytes
nBlockAlign = bf.ReadInt16();
#if DEBUG
Console.WriteLine("\tnBlockAlign: {0}", nBlockAlign);
#endif
// Read significant bits per sample, 2 bytes
if (isPCM) { // if PCM or EXTENSIBLE format
wBitsPerSample = bf.ReadInt16();
#if DEBUG
Console.WriteLine("\twBitsPerSample: {0}", wBitsPerSample);
#endif
} else {
bf.ReadBytes(2);
wBitsPerSample = 0;
}
//skip over any extra bytes in format specific field.
bf.ReadBytes(chunkSize - 16);
} else if (sfield == "LIST") {
String listtype = bf.ReadString(4);
// skip over LIST chunks which don't contain INFO subchunks
if (listtype != "INFO") {
bf.ReadBytes(chunkSize - 4);
continue;
}
try {
listbytecount = 4;
#if DEBUG
Console.WriteLine("------- INFO chunks: {0} bytes -------", chunkSize);
#endif
// iterate over all entries in LIST chunk
while (listbytecount < chunkSize) {
infofield = "";
infodescription = "";
infodata = "";
firstbyte = bf.ReadByte();
// if previous data had odd bytecount, was padded by null so skip
if (firstbyte == 0) {
listbytecount++;
continue;
}
// if firstbyte is not an alpha char, read one more byte
if (!Char.IsLetterOrDigit( (char) firstbyte )) {
firstbyte = bf.ReadByte();
listbytecount++;
}
// if we have a new chunk
infofield += (char) firstbyte;
for (int i=1; i<=3; i++) { //get the remaining part of info chunk name ID
infofield += (char) bf.ReadByte() ;
}
// get the info chunk data byte size
infochunksize = bf.ReadInt32();
listbytecount += ( 8 + infochunksize );
//Console.WriteLine("infofield: {0}, listbytecount: {1}, infochunksize: {2}", infofield, listbytecount, infochunksize);
if (listbytecount > chunkSize) {
bf.SetPosition(bf.GetPosition() - 8);
break;
}
// get the info chunk data
for (int i=0; i < infochunksize; i++) {
byteread = bf.ReadByte();
if (byteread == 0) { // if null byte in string, ignore it
continue;
}
infodata += (char) byteread;
}
int unknownCount = 1;
try {
infodescription = (string) listinfo[infofield];
} catch (KeyNotFoundException) {}
if (infodescription != null) {
#if DEBUG
Console.WriteLine("{0} ({1}) = {2}", infofield, infodescription, infodata);
#endif
InfoChunks.Add(infodescription, infodata);
} else {
#if DEBUG
Console.WriteLine("unknown: {0} = {1}", infofield, infodata);
#endif
InfoChunks.Add(String.Format("unknown{0}", unknownCount), infodata);
unknownCount++;
}
} //------- end iteration over LIST chunk ------------
} catch (Exception) {;
// don't care about these?
//Console.WriteLine("Error: {0}", e.ToString());
}
#if DEBUG
Console.WriteLine("------- end INFO chunks -------");
#endif
} else {
if (sfield.Equals("data")) {
sampleCount = (int) dataSize / (wBitsPerSample / 8) / nChannels;
soundData = new float[nChannels][];
for (int ic = 0; ic < nChannels; ic++) {
soundData[ic] = new float[sampleCount];
}
//********Data loading********
if (BitsPerSample == 8) {
Read8Bit(bf, soundData, sampleCount, nChannels);
}
if (BitsPerSample == 16) {
Read16Bit(bf, soundData, sampleCount, nChannels);
}
if (BitsPerSample == 32) {
if (wFormatTag == WAVE_FORMAT_PCM) {
Read32Bit(bf, soundData, sampleCount, nChannels);
} else if (wFormatTag == WAVE_FORMAT_IEEE_FLOAT) {
Read32BitFloat(bf, soundData, sampleCount, nChannels);
}
}
} else {
// if NOT the fmt or LIST chunks skip data
bf.ReadBytes(chunkSize);
}
}
} // end while.
//----------- End of chunk iteration -------------
if(isPCM && dataSize > 0) { // compute duration of PCM wave file
long waveduration = 1000L * dataSize / bytespersec; // in msec units
long mins = waveduration / 60000; // integer minutes
double secs = 0.001 * (waveduration % 60000); //double secs.
#if DEBUG
Console.WriteLine("wav duration: {0} mins {1} sec", mins, secs);
#endif
}
#if DEBUG
Console.WriteLine("Final RIFF data bytecount: {0}", bytecount);
#endif
if ( ( 8 + bytecount) != (int) fileLength) {
Console.WriteLine("!!!!!!! Problem with file structure !!!!!!!!!");
return false;
} else {
#if DEBUG
Console.WriteLine("File chunk structure consistent with valid RIFF") ;
#endif
}
return true;
} catch (Exception e) {
Console.WriteLine("Error: {0}", e.ToString()) ;
return false;
} finally {
// close all streams.
bf.Close();
}
}
public void ReadFile( string filePath )
{
BinaryFile bf = new BinaryFile(filePath, BinaryFile.ByteOrder.BigEndian);
ReadFXP(bf);
}
// constructor with byte array
public FXP(byte[] values)
{
BinaryFile bf = new BinaryFile(values, BinaryFile.ByteOrder.BigEndian);
ReadFXP(bf);
}
public void WriteFile( string filePath )
{
BinaryFile bf = new BinaryFile(filePath, BinaryFile.ByteOrder.BigEndian, true);
// determine if the chunkdata is saved as XML
bool writeXMLChunkData = false;
string xmlChunkData = "";
if (XmlDocument != null) {
StringWriter stringWriter = new StringWriter();
XmlTextWriter xmlTextWriter = new XmlTextWriter(stringWriter);
XmlDocument.WriteTo(xmlTextWriter);
xmlTextWriter.Flush();
xmlChunkData = stringWriter.ToString().Replace("'", "'");
ChunkSize = xmlChunkData.Length;
writeXMLChunkData = true;
}
if (ChunkMagic != "CcnK") {
Console.Out.WriteLine("Cannot save the preset file. Missing preset header information.");
return;
}
Console.Out.WriteLine("Writing FXP to {0} ...", filePath);
bf.Write(ChunkMagic); // chunkMagic, 4
// check what preset type we are saving
if (FxMagic == "FBCh") {
// Bank with Chunk Data
ByteSize = 152 + ChunkSize;
bf.Write(ByteSize); // byteSize = 4
bf.Write(FxMagic); // fxMagic, 4
bf.Write(Version); // version, 4
bf.Write(FxID); // fxID, 4
bf.Write(FxVersion); // fxVersion, 4
bf.Write(ProgramCount); // numPrograms, 4
bf.Write(Future, 128); // future, 128
bf.Write(ChunkSize); // chunkSize, 4
if (writeXMLChunkData) {
bf.Write(xmlChunkData); // chunkData, <chunkSize>
} else {
// Even though the main FXP is BigEndian format the preset chunk is saved in LittleEndian format
bf.Write(chunkDataByteArray, BinaryFile.ByteOrder.LittleEndian);
}
} else if (FxMagic == "FPCh") {
// Preset with Chunk Data
ByteSize = 52 + ChunkSize;
bf.Write(ByteSize); // byteSize = 4
bf.Write(FxMagic); // fxMagic, 4
bf.Write(Version); // version, 4
bf.Write(FxID); // fxID, 4
bf.Write(FxVersion); // fxVersion, 4
bf.Write(ProgramCount); // numPrograms, 4
bf.Write(Name, 28); // name, 28
bf.Write(ChunkSize); // chunkSize, 4
if (writeXMLChunkData) {
bf.Write(xmlChunkData); // chunkData, <chunkSize>
} else {
// Even though the main FXP is BigEndian format the preset chunk is saved in LittleEndian format
bf.Write(chunkDataByteArray, BinaryFile.ByteOrder.LittleEndian);
}
} else if (FxMagic == "FxCk") {
// For Preset (Program) (.fxp) without chunk (magic = 'FxCk')
// Bank with Chunk Data
ByteSize = 48 + (4*ParameterCount);
bf.Write(ByteSize); // byteSize = 4
bf.Write(FxMagic); // fxMagic, 4
bf.Write(Version); // version, 4
bf.Write(FxID); // fxID, 4
bf.Write(FxVersion); // fxVersion, 4
bf.Write(ParameterCount); // numParameters, 4
bf.Write(Name, 28); // name, 28
// variable no. of parameters
for (int i = 0; i < ParameterCount; i++) {
bf.Write((float) Parameters[i]);
}
}
bf.Close();
}
/**
* Reads the header and channel data from given .wav file.
*
* Data are read into a temporary buffer and then converted to
* channel sample vectors. If source is a mono recording, samples
* are written to left channel.
*
* To improve performance, no format checking is performed.
*
* @param file full path to .wav file
*/
public void Load(string file)
{
filename = file;
LChTab.Clear();
RChTab.Clear();
if (frameLength != 0)
ClearFrames();
// first we read header from the stream
// then as we know now the data size, we create a temporary
// buffer and read raw data into that buffer
BinaryFile fs = new BinaryFile(filename);
LoadHeader(ref fs);
short[] data = new short[hdr.WaveSize/2];
LoadRawData(ref fs, data, hdr.WaveSize/2);
fs.Close();
// initialize data channels (using right channel only in stereo mode)
uint channelSize = hdr.WaveSize/hdr.BytesPerSamp;
//LChTab.resize(channelSize);
//if (2 == hdr.Channels)
//RChTab.resize(channelSize);
// most important conversion happens right here
if (16 == hdr.BitsPerSamp) {
if (2 == hdr.Channels) {
Convert16Stereo(data, channelSize);
} else {
Convert16Mono(data, channelSize);
}
} else {
if (2 == hdr.Channels) {
Convert8Stereo(data, channelSize);
} else {
Convert8Mono(data, channelSize);
}
}
// clear the buffer
data = null;
// when we have the data, it is possible to create frames
if (frameLength != 0)
DivideFrames(LChTab);
}
public static bool Convert2ReaEQ(REWEQFilters filters, string filePath)
{
List<ReaEQBand> ReaEqBands = new List<ReaEQBand>();
foreach (REWEQBand filter in filters) {
ReaEQBand band = new ReaEQBand();
band.LogScaleAutoFreq = true;
band.FilterFreq = filter.FilterFreq;
band.FilterGain = filter.FilterGain;
band.FilterBWOct = filter.FilterBWOct;
band.Enabled = filter.Enabled;
switch (filter.FilterType) {
case REWEQFilterType.PK:
band.FilterType = ReaEQFilterType.Band;
break;
case REWEQFilterType.LP:
band.FilterType = ReaEQFilterType.LowPass;
break;
case REWEQFilterType.HP:
band.FilterType = ReaEQFilterType.HighPass;
break;
case REWEQFilterType.LS:
band.FilterType = ReaEQFilterType.LowShelf;
break;
case REWEQFilterType.HS:
band.FilterType = ReaEQFilterType.HighShelf;
break;
default:
band.FilterType = ReaEQFilterType.Band;
break;
}
ReaEqBands.Add(band);
}
// store to file
FXP fxp = new FXP();
fxp.ChunkMagic = "CcnK";
fxp.ByteSize = 0; // will be set correctly by FXP class
fxp.FxMagic = "FPCh"; // FPCh = FXP (preset), FBCh = FXB (bank)
fxp.Version = 1; // Format Version (should be 1)
fxp.FxID = "reeq";
fxp.FxVersion = 1100;
fxp.ProgramCount = 1;
fxp.Name = "";
using(MemoryStream memStream = new MemoryStream(10))
{
BinaryFile binFile = new BinaryFile(memStream, BinaryFile.ByteOrder.LittleEndian);
binFile.Write((int)33);
binFile.Write((int)ReaEqBands.Count);
foreach (ReaEQBand band in ReaEqBands) {
binFile.Write((int) band.FilterType);
binFile.Write((int) (band.Enabled ? 1 : 0) );
binFile.Write((double) band.FilterFreq);
binFile.Write((double) Decibel2AmplitudeRatio(band.FilterGain));
binFile.Write((double) band.FilterBWOct);
binFile.Write((byte) 1);
}
binFile.Write((int)1);
binFile.Write((int)1);
binFile.Write((double) Decibel2AmplitudeRatio(0.00));
binFile.Write((int)0);
memStream.Flush();
byte[] chunkData = memStream.GetBuffer();
fxp.ChunkSize = chunkData.Length;
fxp.ChunkDataByteArray = chunkData;
}
fxp.WriteFile(filePath);
return true;
}
/**
* Saves selected frame span to a new file.
*
* @param filename where to save frames
* @param begin number of the first frame
* @param end number of the last frame
* @throw FormatException not allowed to save 8b-mono files
*/
public void SaveFrames(string filename, int begin, int end)
{
if (1 == hdr.Channels && 8 == hdr.BitsPerSamp)
{
throw new FormatException("Save error: 8-bit mono files are not supported yet!");
}
int samples = GetSamplesPerFrame();
// calculate the boundaries of a fragment of the source channel
// which correspond to given frame numbers
int startPos = (int)(begin * samples * (1 - overlap));
int endPos = (int)((end + 1) * samples * (1 - overlap) + samples * overlap);
if (endPos > LChTab.Count)
endPos = LChTab.Count;
// number of data bytes in the resulting wave file
UInt32 waveSize = (UInt32) (endPos - startPos) * hdr.BytesPerSamp;
// prepare a new header and write it to file stream
WaveHeader newHdr = new WaveHeader();
//std.strncpy(newHdr.RIFF, hdr.RIFF, 4);
newHdr.DataLength = (UInt32) (waveSize + newHdr.WaveHeaderSize);
//std.strncpy(newHdr.WAVE, hdr.WAVE, 4);
//std.strncpy(newHdr.fmt_, hdr.fmt_, 4);
newHdr.SubBlockLength = hdr.SubBlockLength;
newHdr.formatTag = hdr.formatTag;
newHdr.Channels = hdr.Channels;
newHdr.SampFreq = hdr.SampFreq;
newHdr.BytesPerSec = hdr.BytesPerSec;
newHdr.BytesPerSamp = hdr.BytesPerSamp;
newHdr.BitsPerSamp = hdr.BitsPerSamp;
//std.strncpy(newHdr.data, hdr.data, 4);
newHdr.WaveSize = waveSize;
BinaryFile fs = new BinaryFile(filename);
//fs.write((string) newHdr, sizeof(WaveHeader));
fs.Write(newHdr.RIFF);
fs.Write(newHdr.DataLength);
fs.Write(newHdr.WAVE);
fs.Write(newHdr.fmt_);
fs.Write(newHdr.SubBlockLength);
fs.Write(newHdr.formatTag);
fs.Write(newHdr.Channels);
fs.Write(newHdr.SampFreq);
fs.Write(newHdr.BytesPerSec);
fs.Write(newHdr.BytesPerSamp);
fs.Write(newHdr.BitsPerSamp);
fs.Write(newHdr.data);
fs.Write(newHdr.WaveSize);
// convert our data from source channels to a temporary buffer
short[] data = new short[waveSize/2];
for (int i = startPos, di = 0; i < endPos; ++i, ++di)
{
if (16 == hdr.BitsPerSamp)
{
if (2 == hdr.Channels)
{
data[2 *di] = LChTab[i];
data[2 *di+1] = RChTab[i];
}
else
{
data[di] = LChTab[i];
}
}
else
{
if (2 == hdr.Channels)
{
//data[di/2] = ((RChTab[i] + 128) << 8) | (LChTab[i] + 128);
}
}
}
// write the raw data to file and clean the buffer
for (int i = 0; i < data.Length; i++) {
fs.Write(data[i]);
}
fs.Close();
data = null;
}
private byte[] GetChunkData()
{
var memStream = new MemoryStream();
var bFile = new BinaryFile(memStream, BinaryFile.ByteOrder.LittleEndian);
// Write UAD Preset Header information
bFile.Write((int) PresetHeaderVar1);
bFile.Write((int) PresetHeaderVar2);
bFile.Write(PresetName, 32);
// Write Parameters
bFile.Write((float) Input); // (-20.0 dB -> 20.0 dB)
bFile.Write((float) Phase); // (Normal -> Inverted)
bFile.Write((float) HPFreq); // (Out -> 304 Hz)
bFile.Write((float) LPFreq); // (Out -> 3.21 k)
bFile.Write((float) HP_LPDynSC); // (Off -> On)
bFile.Write((float) CMPRatio); // (1.00:1 -> Limit)
bFile.Write((float) CMPThresh); // (10.0 dB -> -20.0 dB)
bFile.Write((float) CMPRelease); // (0.10 s -> 4.00 s)
bFile.Write((float) CMPAttack); // (Auto -> Fast)
bFile.Write((float) StereoLink); // (UnLink -> Link)
bFile.Write((float) Select); // (Expand -> Gate 2)
bFile.Write((float) EXPThresh); // (-30.0 dB -> 10.0 dB)
bFile.Write((float) EXPRange); // (0.0 dB -> 40.0 dB)
bFile.Write((float) EXPRelease); // (0.10 s -> 4.00 s)
bFile.Write((float) EXPAttack); // (Auto -> Fast)
bFile.Write((float) DYNIn); // (Out -> In)
bFile.Write((float) CompIn); // (Out -> In)
bFile.Write((float) ExpIn); // (Out -> In)
bFile.Write((float) LFGain); // (-10.0 dB -> 10.0 dB)
bFile.Write((float) LFFreq); // (36.1 Hz -> 355 Hz)
bFile.Write((float) LFBell); // (Shelf -> Bell)
bFile.Write((float) LMFGain); // (-15.6 dB -> 15.6 dB)
bFile.Write((float) LMFFreq); // (251 Hz -> 2.17 k)
bFile.Write((float) LMFQ); // (2.50 -> 2.50)
bFile.Write((float) HMFQ); // (4.00 -> 0.40)
bFile.Write((float) HMFGain); // (-16.5 dB -> 16.5 dB)
bFile.Write((float) HMFFreq); // (735 Hz -> 6.77 k)
bFile.Write((float) HFGain); // (-16.0 dB -> 16.1 dB)
bFile.Write((float) HFFreq); // (6.93 k -> 21.7 k)
bFile.Write((float) HFBell); // (Shelf -> Bell)
bFile.Write((float) EQIn); // (Out -> In)
bFile.Write((float) EQDynSC); // (Off -> On)
bFile.Write((float) PreDyn); // (Off -> On)
bFile.Write((float) Output); // (-20.0 dB -> 20.0 dB)
bFile.Write((float) EQType); // (Black -> Brown)
bFile.Write((float) Power); // (Off -> On)
byte[] chunkData = memStream.ToArray();
memStream.Close();
return chunkData;
}
public void ReadFile(string filePath)
{
BinaryFile bf = new BinaryFile(filePath, BinaryFile.ByteOrder.BigEndian);
ReadFXP(bf);
}