public static void DemoFloats(Model model)
{
// Demo float array
VoskRecognizer rec = new VoskRecognizer(model, 16000.0f);
using (Stream source = File.OpenRead("test.wav")) {
byte[] buffer = new byte[4096];
int bytesRead;
while ((bytesRead = source.Read(buffer, 0, buffer.Length)) > 0)
{
float[] fbuffer = new float[bytesRead / 2];
for (int i = 0, n = 0; i < fbuffer.Length; i++, n += 2)
{
fbuffer[i] = (short)(buffer[n] | buffer[n + 1] << 8);
}
if (rec.AcceptWaveform(fbuffer, fbuffer.Length))
{
Console.WriteLine(rec.Result());
}
else
{
Console.WriteLine(rec.PartialResult());
}
}
}
Console.WriteLine(rec.FinalResult());
}
public static void DemoSpeaker(Model model)
{
// Output speakers
SpkModel spkModel = new SpkModel("model-spk");
VoskRecognizer rec = new VoskRecognizer(model, 16000.0f);
rec.SetSpkModel(spkModel);
using (Stream source = File.OpenRead("test.wav")) {
byte[] buffer = new byte[4096];
int bytesRead;
while ((bytesRead = source.Read(buffer, 0, buffer.Length)) > 0)
{
if (rec.AcceptWaveform(buffer, bytesRead))
{
Console.WriteLine(rec.Result());
}
else
{
Console.WriteLine(rec.PartialResult());
}
}
}
Console.WriteLine(rec.FinalResult());
}
public async Task <string> ConvertAsync(string filePath)
{
var mediaInfo = FFmpeg.GetMediaInfo(filePath).Result;
IStream audioStream = mediaInfo.AudioStreams.FirstOrDefault()
?.SetCodec(AudioCodec.pcm_s16le)
?.SetChannels(1)
?.SetSampleRate(16000);
var outputPath = Path.ChangeExtension(Path.GetTempFileName(), ".wav");
await FFmpeg.Conversions.New().AddStream(audioStream).SetOutput(outputPath).Start();
VoskRecognizer rec = new VoskRecognizer(VoskAudioRecognizer.VoskModel, 16000.0f);
rec.SetMaxAlternatives(0);
rec.SetWords(true);
using (Stream source = File.OpenRead(outputPath))
{
byte[] buffer = new byte[4096];
int bytesRead;
while ((bytesRead = source.Read(buffer, 0, buffer.Length)) > 0)
{
rec.AcceptWaveform(buffer, bytesRead);
}
}
string text = rec.FinalResult();
;
return(JObject.Parse(text).Last.First.ToString());
}
public List <ResultText> TranscribeViaVosk(string waveFileName, string modelFileName)
{
Directory.SetCurrentDirectory(_voskFolder);
Vosk.Vosk.SetLogLevel(0);
if (_model == null)
{
labelProgress.Text = LanguageSettings.Current.AudioToText.LoadingVoskModel;
labelProgress.Refresh();
Application.DoEvents();
_model = new Model(modelFileName);
}
var rec = new VoskRecognizer(_model, 16000.0f);
rec.SetMaxAlternatives(0);
rec.SetWords(true);
var list = new List <ResultText>();
labelProgress.Text = LanguageSettings.Current.AudioToText.Transcribing;
labelProgress.Text = string.Format(LanguageSettings.Current.AudioToText.TranscribingXOfY, _batchFileNumber, listViewInputFiles.Items.Count);
labelProgress.Refresh();
Application.DoEvents();
var buffer = new byte[4096];
_bytesWavTotal = new FileInfo(waveFileName).Length;
_bytesWavRead = 0;
_startTicks = DateTime.UtcNow.Ticks;
timer1.Start();
using (var source = File.OpenRead(waveFileName))
{
int bytesRead;
while ((bytesRead = source.Read(buffer, 0, buffer.Length)) > 0)
{
_bytesWavRead += bytesRead;
if (rec.AcceptWaveform(buffer, bytesRead))
{
var res = rec.Result();
var results = ParseJsonToResult(res);
list.AddRange(results);
}
else
{
var res = rec.PartialResult();
textBoxLog.AppendText(res.RemoveChar('\r', '\n'));
}
if (_cancel)
{
TaskbarList.SetProgressState(_parentForm.Handle, TaskbarButtonProgressFlags.NoProgress);
return(null);
}
}
}
var finalResult = rec.FinalResult();
var finalResults = ParseJsonToResult(finalResult);
list.AddRange(finalResults);
timer1.Stop();
return(list);
}
public static void Main()
{
Vosk.Vosk.SetLogLevel(0);
Model model = new Model("model");
VoskRecognizer rec = new VoskRecognizer(model, 16000.0f);
using (Stream source = File.OpenRead("test.wav")) {
byte[] buffer = new byte[4096];
int bytesRead;
while ((bytesRead = source.Read(buffer, 0, buffer.Length)) > 0)
{
if (rec.AcceptWaveform(buffer, bytesRead))
{
Console.WriteLine(rec.Result());
}
else
{
Console.WriteLine(rec.PartialResult());
}
}
}
Console.WriteLine(rec.FinalResult());
rec = new VoskRecognizer(model, 16000.0f);
using (Stream source = File.OpenRead("test.wav")) {
byte[] buffer = new byte[4096];
int bytesRead;
while ((bytesRead = source.Read(buffer, 0, buffer.Length)) > 0)
{
float[] fbuffer = new float[bytesRead / 2];
for (int i = 0, n = 0; i < fbuffer.Length; i++, n += 2)
{
fbuffer[i] = (short)(buffer[n] | buffer[n + 1] << 8);
}
if (rec.AcceptWaveform(fbuffer, fbuffer.Length))
{
Console.WriteLine(rec.Result());
GC.Collect();
}
else
{
Console.WriteLine(rec.PartialResult());
}
}
}
Console.WriteLine(rec.FinalResult());
}
public static void DemoBytes(Model model)
{
// Demo byte buffer
VoskRecognizer rec = new VoskRecognizer(model, 16000.0f);
using (Stream source = File.OpenRead("test.wav")) {
byte[] buffer = new byte[4096];
int bytesRead;
while ((bytesRead = source.Read(buffer, 0, buffer.Length)) > 0)
{
if (rec.AcceptWaveform(buffer, bytesRead))
{
Console.WriteLine(rec.Result());
}
else
{
Console.WriteLine(rec.PartialResult());
}
}
}
Console.WriteLine(rec.FinalResult());
}
internal static System.Runtime.InteropServices.HandleRef getCPtr(VoskRecognizer obj)
{
return((obj == null) ? new System.Runtime.InteropServices.HandleRef(null, System.IntPtr.Zero) : obj.handle);
}
static void Main()
{
var config = new ConfigurationBuilder <IConfiguration>()
.UseJsonFile("config.json")
.Build();
Vosk.Vosk.SetLogLevel(0);
var model = new Model("model");
_voskRecognizer = new VoskRecognizer(model, 16000.0f);
_tgBotClient = new TelegramBotClient(config.TgBotToken);
var me = _tgBotClient.GetMeAsync().Result;
Console.WriteLine(
$"Hello, World! I am user {me.Id} and my name is {me.FirstName}."
);
_tgBotClient.OnMessage += TgBot_OnMessage;
_tgBotClient.StartReceiving();
_vkApi = new VkApi();
_vkApi.Authorize(new ApiAuthParams()
{
AccessToken = config.VkGroupToken
});
var longPollServer = _vkApi.Groups.GetLongPollServer(config.VkGroupId);
var ts = longPollServer.Ts;
new Task(async() =>
{
while (true)
{
var poll = _vkApi.Groups.GetBotsLongPollHistory(new BotsLongPollHistoryParams()
{
Server = longPollServer.Server,
Ts = ts,
Key = longPollServer.Key,
Wait = 25
});
if (poll.Updates == null)
{
continue;
}
ts = poll.Ts;
foreach (var update in poll.Updates.Where(gu => gu.Type == GroupUpdateType.MessageNew))
{
var message = update.MessageNew.Message;
var forwardedMessage = message.ForwardedMessages.FirstOrDefault();
if (forwardedMessage != null &&
forwardedMessage.Attachments.Any(a => a.Type == typeof(AudioMessage)))
{
var rnd = new Random();
var resultMessageId = _vkApi.Messages.Send(new MessagesSendParams()
{
RandomId = rnd.Next(),
PeerId = message.FromId,
Message = "Распознаю речь..."
});
var audioMessageAttachment =
forwardedMessage.Attachments.First(a => a.Type == typeof(AudioMessage));
var audioMessage = (AudioMessage)audioMessageAttachment.Instance;
var webClient = new WebClient();
var vkAudioFilePath = $"{Guid.NewGuid()}.ogg";
webClient.DownloadFile(audioMessage.LinkOgg, vkAudioFilePath);
var resultTextMessage = await RecognizeText(vkAudioFilePath);
File.Delete(vkAudioFilePath);
if (message.FromId != null)
{
_vkApi.Messages.Edit(new MessageEditParams
{
Message = resultTextMessage,
MessageId = resultMessageId,
PeerId = (long)message.FromId
});
}
}
}
}
}).Start();
Console.WriteLine("Press any key to exit");
Console.ReadKey();
_tgBotClient.StopReceiving();
}