private static int test01_ReadWrite8BitsMonoWAVFile()
{
WAV_file my_wav_file = new WAV_file();
my_wav_file.File_name = "dog_bark.wav";
Console.WriteLine( "Nome: " + my_wav_file.File_name );
my_wav_file.Path = ".\\";
// my_wav_file.Path = ".\\Debug\\wav_files\\";
Console.WriteLine( "Path: " + my_wav_file.Path );
my_wav_file.loadFile();
Console.Write(my_wav_file.toWAVHeaderString());
System.Byte[] buffer_8_bits_Mono;
uint numberOfSamples = (uint) my_wav_file.getBuffer_8_bits_mono( out buffer_8_bits_Mono);
// Buffer processing.
Console.WriteLine();
Console.WriteLine();
for (uint i = 0; i < numberOfSamples; i++)
{
// Console.Write( buffer_8_bits_Mono[i].toString() + ".");
}
Console.WriteLine();
Console.WriteLine();
// We are going to save the file on the hard drive with another name.
my_wav_file.File_name = "test01_dog_bark_saved.wav";
my_wav_file.initializeWaveHeaderStructBeforeWriting();
my_wav_file.setBuffer_8_bits_mono(buffer_8_bits_Mono);
my_wav_file.writeFile();
return 0;
}
private static int test05_Read16BitsMonoWrite16bitsStereoWAVFile()
{
WAV_file my_wav_file = new WAV_file();
my_wav_file.File_name = "test03_A440_16_Bits_Mono.wav";
Console.WriteLine("Nome: " + my_wav_file.File_name);
my_wav_file.Path = ".\\";
// my_wav_file.Path = ".\\Debug\\wav_files\\";
Console.WriteLine("Path: " + my_wav_file.Path);
my_wav_file.loadFile();
Console.Write(my_wav_file.toWAVHeaderString());
System.Int16[] buffer_16_bits_Mono;
uint numberOfSamples = (uint)my_wav_file.getBuffer_16_bits_mono(out buffer_16_bits_Mono);
// Buffer processing.
Console.WriteLine();
Console.WriteLine();
for (uint i = 0; i < numberOfSamples; i++)
{
// Console.Write( buffer_16_bits_Mono[i].toString() + ".");
}
Console.WriteLine();
Console.WriteLine();
// We are going to save the file on the hard drive with another name.
my_wav_file.File_name = "test05_A440_16_Bits_Stereo.wav";
my_wav_file.NumOfChannels = WAV_file.NUM_CHANNELS.TWO;
my_wav_file.initializeWaveHeaderStructBeforeWriting();
my_wav_file.setBuffer_16_bits_stereo(buffer_16_bits_Mono, buffer_16_bits_Mono);
my_wav_file.writeFile();
return 0;
}
private static int test11_ReadWrite16BitsStereo__double__WAVFile()
{
WAV_file my_wav_file = new WAV_file();
my_wav_file.File_name = "test05_A440_16_Bits_Stereo.wav";
Console.WriteLine("Nome: " + my_wav_file.File_name);
my_wav_file.Path = ".\\";
// my_wav_file.Path = ".\\Debug\\wav_files\\";
Console.WriteLine("Path: " + my_wav_file.Path);
my_wav_file.loadFile();
Console.Write(my_wav_file.toWAVHeaderString());
double[] buffer_double_left;
double[] buffer_double_right;
uint numberOfSamples = (uint)my_wav_file.getBuffer_double_stereo_normalized(out buffer_double_left, out buffer_double_right);
// Buffer processing.
Console.WriteLine();
Console.WriteLine();
for (uint i = 0; i < numberOfSamples; i++)
{
// Console.Write( buffer_double_left[i].toString() + ".");
// Console.Write( buffer_double_right[i].toString() + ".");
}
Console.WriteLine();
Console.WriteLine();
// We are going to save the file on the hard drive with another name.
my_wav_file.File_name = "test11_A440_16_Bits_Stereo.wav";
my_wav_file.initializeWaveHeaderStructBeforeWriting();
my_wav_file.setBuffer_double_stereo_normalized(buffer_double_left, buffer_double_right);
my_wav_file.writeFile();
return 0;
}
private static int test03_generate16BitsMono440HzWAVFile()
{
WAV_file my_wav_file = new WAV_file();
my_wav_file.File_name = "test03_A440_16_Bits_Mono.wav";
Console.WriteLine("Nome: " + my_wav_file.File_name);
my_wav_file.Path = ".\\";
// my_wav_file.Path = ".\\Debug\\wav_files\\";
Console.WriteLine("Path: " + my_wav_file.Path);
const System.UInt32 C_SAMPLES_PER_SEC = 8000;
const System.UInt32 C_TIME_SEC = 5;
my_wav_file.BitsPerSample = WAV_file.BITS_PER_SAMPLE.BPS_16_BITS;
my_wav_file.NumOfChannels = WAV_file.NUM_CHANNELS.ONE;
my_wav_file.SampleRate = C_SAMPLES_PER_SEC;
my_wav_file.NumberOfSamples = C_SAMPLES_PER_SEC * C_TIME_SEC; // 5 segundos
my_wav_file.initializeWaveHeaderStructBeforeWriting();
System.Int16[] buffer_16_bits_Mono;
// Allocate the memory for the buffer.
my_wav_file.getBuffer_16_bits_mono(out buffer_16_bits_Mono);
// Fills the buffer with a sinusoidal.
float alphaAngle = 0;
const System.UInt32 C_SIGNAL_FREQUENCY = 440; // 440 Hz La (A)
for (uint i = 0; i < my_wav_file.NumberOfSamples; i++)
{
buffer_16_bits_Mono[i] = (System.Int16) (Math.Round(Math.Sin(alphaAngle) * System.Int16.MaxValue));
alphaAngle += (2 * (float)(Math.PI) * C_SIGNAL_FREQUENCY) / C_SAMPLES_PER_SEC;
}
my_wav_file.setBuffer_16_bits_mono(buffer_16_bits_Mono);
my_wav_file.writeFile();
return 0;
}
