private byte[] RealMix(ReceivedRtp item1, ReceivedRtp item2)
{
if (item1 == null || item2 == null)
{
return(null);
}
if (item1.size == 0 || item2.size == 0)
{
return(null);
}
byte[] wavSrc1 = new byte[item1.size - headersize];
byte[] wavSrc2 = new byte[item2.size - headersize];
Array.Copy(item1.buff, headersize, wavSrc1, 0, (item1.size - headersize));
Array.Copy(item2.buff, headersize, wavSrc2, 0, (item2.size - headersize));
WaveMixerStream32 mixer = new WaveMixerStream32();
// mixer.AutoStop = true;
MemoryStream memstrem = new MemoryStream(wavSrc1);
RawSourceWaveStream rawsrcstream = new RawSourceWaveStream(memstrem, this.codec);
WaveFormatConversionStream conversionstream = new WaveFormatConversionStream(pcmFormat16, rawsrcstream);
WaveChannel32 channelstream = new WaveChannel32(conversionstream);
mixer.AddInputStream(channelstream);
memstrem = new MemoryStream(wavSrc2);
rawsrcstream = new RawSourceWaveStream(memstrem, this.codec);
conversionstream = new WaveFormatConversionStream(pcmFormat16, rawsrcstream);
channelstream = new WaveChannel32(conversionstream);
mixer.AddInputStream(channelstream);
mixer.Position = 0;
Wave32To16Stream to16 = new Wave32To16Stream(mixer);
var convStm = new WaveFormatConversionStream(pcmFormat8, to16);
byte[] mixedbytes = new byte[(int)convStm.Length];
int chk = convStm.Read(mixedbytes, 0, (int)convStm.Length);
//Buffer.BlockCopy(tobyte, 0, writingBuffer, 0, tobyte.Length);
memstrem.Close();
rawsrcstream.Close();
conversionstream.Close();
channelstream.Close();
convStm.Close(); convStm.Dispose(); convStm = null;
to16.Close(); to16.Dispose(); to16 = null;
mixer.Close(); mixer.Dispose(); mixer = null;
return(mixedbytes);
}
void Wav2CWAV(string input)
{
SaveFileDialog sv = new SaveFileDialog();
sv.Filter = "CTR Wave (*.bcwav)|*.bcwav";
sv.Title = "Save the CWAV file";
if (sv.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
if (!APP_not_Optimize_Cwavs)
{
Debug.Print("Optimizing CWAV: " + Path.GetTempPath() + Path.GetFileName(input) + ".tmp.wav");
WaveFormat New = new WaveFormat(APP_opt_samples, 8, 1);
WaveStream Original = new WaveFileReader(input);
WaveFormatConversionStream stream = new WaveFormatConversionStream(New, Original);
if (System.IO.File.Exists(Path.GetTempPath() + Path.GetFileName(input) + ".tmp.wav"))
{
File.Delete(Path.GetTempPath() + Path.GetFileName(input) + ".tmp.wav");
}
WaveFileWriter.CreateWaveFile(Path.GetTempPath() + Path.GetFileName(input) + ".tmp.wav", stream);
stream.Dispose();
Original.Dispose();
}
Process prc = new Process();
prc.StartInfo.FileName = @"Plugins\ctr_WaveConverter32\ctr_WaveConverter32.exe";
if (!APP_not_Optimize_Cwavs)
{
prc.StartInfo.Arguments = "-o \"" + sv.FileName + "\" \"" + Path.GetTempPath() + Path.GetFileName(input) + ".tmp.wav\"";
}
else
{
prc.StartInfo.Arguments = "-o \"" + sv.FileName + "\" \"" + input + "\"";
}
prc.Start();
prc.WaitForExit();
if (System.IO.File.Exists(Path.GetTempPath() + Path.GetFileName(input) + ".tmp.wav"))
{
File.Delete(Path.GetTempPath() + Path.GetFileName(input) + ".tmp.wav");
}
if (File.Exists(sv.FileName))
{
MessageBox.Show("Convert Completed");
}
else
{
MessageBox.Show("An Error while converting the file, run the command in the cmd to check the output");
}
}
}
public void Stop()
{
try
{
if (mBufferedStream != null)
{
mBufferedStream.Dispose();
mBufferedStream = null;
}
if (mConvStream != null)
{
mConvStream.Dispose();
mConvStream = null;
}
}
catch (Exception ex)
{
SubDebug(string.Format("Converter stop fail.\t{0}", ex.Message));
}
}
private void AudioSourceDataAvailable(object sender, DataAvailableEventArgs e)
{
try
{
lock (_obj)
{
if (_bTalking && _avstream != null)
{
byte[] bSrc = e.RawData;
int totBytes = bSrc.Length;
if (!_audioSource.RecordingFormat.Equals(_waveFormat))
{
var ws = new TalkHelperStream(bSrc, totBytes, _audioSource.RecordingFormat);
var helpStm = new WaveFormatConversionStream(_waveFormat, ws);
totBytes = helpStm.Read(bSrc, 0, 25000);
ws.Close();
ws.Dispose();
helpStm.Close();
helpStm.Dispose();
}
var enc = new byte[totBytes / 2];
ALawEncoder.ALawEncode(bSrc, totBytes, enc);
try {
_avstream.Write(enc, 0, enc.Length);
_avstream.Flush();
}
catch (SocketException)
{
StopTalk();
}
}
}
}
catch (Exception ex)
{
Log.Error("", ex);//MainForm.LogExceptionToFile(ex);
StopTalk();
}
}
public static bool ChangeWavFormat(string wavFile, WaveFormat wavFormat)
{
try
{
string tempFile = Path.GetTempFileName() + ".wav";
File.Move(wavFile, tempFile);
using (var reader = new WaveFileReader(tempFile))
using (var conversionStream = new WaveFormatConversionStream(wavFormat, reader))
{
WaveFileWriter.CreateWaveFile(wavFile, conversionStream);
conversionStream.Dispose();
}
return(true);
}
catch (Exception ex)
{
return(false);
}
}
private void clearToolStripMenuItem_Click(object sender, EventArgs e)
{
if (Wave != null)
{
Wave.Close();
Wave.Dispose();
Wave = null;
}
if (Recorder != null)
{
Recorder.StopRecording();
Recorder = null;
}
SetupChart();
processToolStripMenuItem.Enabled = false;
startToolStripMenuItem.Enabled = true;
stopToolStripMenuItem.Enabled = false;
openToolStripMenuItem.Enabled = true;
clearToolStripMenuItem.Enabled = false;
saveToolStripMenuItem.Enabled = false;
}
private void menuItem12_Click(object sender, EventArgs e)
{
//I use to some of the YATA-PLUS's code:https://github.com/exelix11/YATA-PLUS/edit/master/Form1.cs
st.StartInfo.FileName = @"Plugins\ctr_WaveConverter32\ctr_WaveConverter32.exe";
try
{
OpenFileDialog opn = new OpenFileDialog();
opn.Filter = "Wave File (*.wav)|*.wav";
opn.Title = "Select a WAV file";
opn.Multiselect = true;
if (opn.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
if (opn.FileNames.Length == 1)
{
Wav2CWAV(opn.FileName);
}
else
{
int error = 0;
for (int i = 0; i < opn.FileNames.Length; i++)
{
if (!APP_not_Optimize_Cwavs)
{
Debug.Print("Optimizing CWAV: " + Path.GetTempPath() + Path.GetFileName(opn.FileNames[i]) + ".tmp.wav");
WaveFormat New = new WaveFormat(APP_opt_samples, 8, 1);
WaveStream Original = new WaveFileReader(opn.FileNames[i]);
WaveFormatConversionStream stream = new WaveFormatConversionStream(New, Original);
if (System.IO.File.Exists(Path.GetTempPath() + Path.GetFileName(opn.FileNames[i]) + ".tmp.wav"))
{
File.Delete(Path.GetTempPath() + Path.GetFileName(opn.FileNames[i]) + ".tmp.wav");
}
WaveFileWriter.CreateWaveFile(Path.GetTempPath() + Path.GetFileName(opn.FileNames[i]) + ".tmp.wav", stream);
stream.Dispose();
Original.Dispose();
}
Process prc = new Process();
prc.StartInfo.FileName = @"Plugins\ctr_WaveConverter32\ctr_WaveConverter32.exe";
if (!APP_not_Optimize_Cwavs)
{
prc.StartInfo.Arguments = "-o \"" + opn.FileNames[i] + ".bcwav\" \"" + Path.GetTempPath() + Path.GetFileName(opn.FileNames[i]) + ".tmp.wav\"";
}
else
{
prc.StartInfo.Arguments = "-o \"" + opn.FileNames[i] + ".bcwav\" \"" + opn.FileNames[i] + "\"";
}
Debug.Print("Converting CWAV: " + Path.GetTempPath() + Path.GetFileName(opn.FileNames[i]) + ".tmp.wav");
prc.Start();
prc.WaitForExit();
if (System.IO.File.Exists(Path.GetTempPath() + Path.GetFileName(opn.FileNames[i]) + ".tmp.wav"))
{
File.Delete(Path.GetTempPath() + Path.GetFileName(opn.FileNames[i]) + ".tmp.wav");
}
if (!File.Exists(opn.FileNames[i] + ".bcwav"))
{
error++;
}
}
if (error != 0)
{
MessageBox.Show("Convert Completed");
}
else
{
MessageBox.Show("Batch Convert Completed");
}
}
}
}
catch (Exception ex) { MessageBox.Show(ex.Message, "Error"); }
}
public static void Convert(PlayItem item, FileInfo wavFi)
{
if (wavFi == null)
{
throw new ArgumentNullException(nameof(wavFi));
}
var convertFormat = SettingsManager.Options.CacheAudioFormat;
var fileName = Path.GetFileNameWithoutExtension(wavFi.FullName);
string fullName;
if (convertFormat == CacheFileFormat.ULaw || convertFormat == CacheFileFormat.ALaw)
{
fullName = Path.Combine(wavFi.Directory.FullName, fileName + "." + convertFormat.ToString().ToLower() + ".wav");
}
else if (convertFormat == CacheFileFormat.MP3)
{
fullName = Path.Combine(wavFi.Directory.FullName, fileName + ".copy.mp3");
}
else if (convertFormat == CacheFileFormat.WAV)
{
fullName = Path.Combine(wavFi.Directory.FullName, fileName + ".copy.wav");
}
else
{
// Do nothing if format do not match.
return;
}
// Exit if file already exists.
if (File.Exists(fullName))
{
return;
}
// Write whole WAV (head and data) into one stream.
var source = new MemoryStream();
Write(item, source);
source.Position = 0;
// Create directory if not exists.
if (!wavFi.Directory.Exists)
{
wavFi.Directory.Create();
}
// https://www.codeproject.com/Articles/501521/How-to-convert-between-most-audio-formats-in-NET
source.Position = 0;
var reader = new WaveFileReader(source);
if (convertFormat == CacheFileFormat.ULaw || convertFormat == CacheFileFormat.ALaw)
{
// The ACM mu-law encoder expects its input to be 16 bit.
// If you're working with mu or a-law, the sample rate is likely to be low as well.
// The following two lines of code will create a zero-length stream of PCM 16 bit and
// pass it into a WaveFormatConversionStream to convert it to a-law.
// It should not throw a "conversion not possible" error unless for some reason you don't have the G.711 encoder installed on your machine.
var wavFormat = convertFormat == CacheFileFormat.ULaw
? WaveFormatEncoding.MuLaw
: WaveFormatEncoding.ALaw;
var destinationFormat = WaveFormat.CreateCustomFormat(
wavFormat,
SettingsManager.Options.CacheAudioSampleRate,
(int)SettingsManager.Options.CacheAudioChannels,
SettingsManager.Options.CacheAudioAverageBitsPerSecond / 8,
SettingsManager.Options.CacheAudioBlockAlign,
SettingsManager.Options.CacheAudioBitsPerSample
);
var conversionStream1 = new WaveFormatConversionStream(new WaveFormat(destinationFormat.SampleRate, 16, destinationFormat.Channels), reader);
using (var conversionStream2 = new WaveFormatConversionStream(destinationFormat, conversionStream1))
WaveFileWriter.CreateWaveFile(fullName, conversionStream2);
conversionStream1.Dispose();
}
else if (convertFormat == CacheFileFormat.MP3)
{
// If media foundation is not started then you will get this exception during MP3 encoding:
// System.Runtime.InteropServices.COMException:
// 'The request is invalid because Shutdown() has been called. (Exception from HRESULT: 0xC00D3E85)'
MediaFoundationApi.Startup();
MediaFoundationEncoder.EncodeToMp3(reader, fullName, SettingsManager.Options.CacheAudioAverageBitsPerSecond);
MediaFoundationApi.Shutdown();
}
else if (convertFormat == CacheFileFormat.WAV)
{
var destWav = new WaveFormat(
SettingsManager.Options.CacheAudioSampleRate,
SettingsManager.Options.CacheAudioBitsPerSample,
(int)SettingsManager.Options.CacheAudioChannels
);
using (var conversionStream2 = new WaveFormatConversionStream(destWav, reader))
WaveFileWriter.CreateWaveFile(fullName, conversionStream2);
}
reader.Dispose();
}
private void AudioSourceDataAvailable(object sender, DataAvailableEventArgs e)
{
try
{
lock (_obj)
{
if (_bTalking && _avstream != null)
{
byte[] bSrc = e.RawData;
int totBytes = bSrc.Length;
if (!_audioSource.RecordingFormat.Equals(_waveFormat))
{
var ws = new TalkHelperStream(bSrc, totBytes, _audioSource.RecordingFormat);
var helpStm = new WaveFormatConversionStream(_waveFormat, ws);
totBytes = helpStm.Read(bSrc, 0, 25000);
ws.Close();
ws.Dispose();
helpStm.Close();
helpStm.Dispose();
}
if (_needsencodeinit)
{
_enc.EncodeInit(BitConverter.ToInt16(e.RawData, 0), BitConverter.ToInt16(e.RawData, 2));
_needsencodeinit = false;
}
var buff = new byte[25000];
int c;
unsafe
{
fixed(byte *src = bSrc)
{
fixed(byte *dst = buff)
{
c = (int)_enc.EncodeFoscam(src, totBytes, dst);
}
}
}
Buffer.BlockCopy(buff, 0, _talkBuffer, _talkDatalen, c);
_talkDatalen += c;
var dtms = (int)(DateTime.Now - _dt).TotalMilliseconds;
int i = 0;
int j = 0;
try
{
while (j + 160 < _talkDatalen)
{
//need to write out in 160 byte packets for 40ms
byte[] cmd = SInit(TalkData, MoIPAvFlag);
cmd = AddNext(cmd, dtms + (i * 40));
cmd = AddNext(cmd, _seq);
cmd = AddNext(cmd, (int)(DateTime.Now - _dt).TotalSeconds);
cmd = AddNext(cmd, (byte)0x0);
cmd = AddNext(cmd, 160);
var pkt = new byte[160];
Buffer.BlockCopy(_talkBuffer, j, pkt, 0, 160);
cmd = AddNext(cmd, pkt, 160);
Encode(ref cmd);
_avstream.Write(cmd, 0, cmd.Length);
j += 160;
_seq++;
i++;
}
if (j < _talkDatalen)
{
Buffer.BlockCopy(_talkBuffer, j, _talkBuffer, 0, _talkDatalen - j);
_talkDatalen = _talkDatalen - j;
}
}
catch (SocketException)
{
StopTalk(true);
}
}
}
}
catch (Exception ex)
{
Log.Error("", ex);//MainForm.LogExceptionToFile(ex);
StopTalk(true);
}
}
public void Dispose()
{
ulawStm?.Dispose();
converter?.Dispose();
alawFile?.Dispose();
}
