private void button1_Click(object sender, EventArgs e)
{
mciSendString("set wave bitpersample 8", "", 0, 0);
mciSendString("set wave samplespersec 20000", "", 0, 0);
mciSendString("set wave channels 2", "", 0, 0);
mciSendString("set wave format tag pcm", "", 0, 0);
mciSendString("open new type WAVEAudio alias movie", "", 0, 0);
mciSendString("record movie", "", 0, 0);
System.Threading.Thread.Sleep(1000);
mciSendString("stop movie", "", 0, 0);
mciSendString("save movie 1.wav", "", 0, 0);
mciSendString("close movie", "", 0, 0);
SndPlayer.GetWavFileTime("1.wav");
}
private void btn_play_Click(object sender, EventArgs e)
{
string fileName = "ffmpeg.exe";
Process p = new Process();
p.StartInfo.UseShellExecute = false;
p.StartInfo.RedirectStandardOutput = true;
p.StartInfo.FileName = fileName;
p.StartInfo.CreateNoWindow = true;
p.StartInfo.Arguments = "-i " + txt_VoicePath.Text + " -y -ar 11025 -ac 1 -acodec pcm_u8 output.wav";//参数以空格分隔，如果某个参数为空，可以传入””
p.Start();
p.WaitForExit();
int i_sleeptime = (int)(SndPlayer.GetAudioTime(txt_VoicePath.Text) * 1000);
bs.SetFilePath(txt_VoicePath.Text);
bs.Play();
//SndPlayer.Play(txt_VoicePath.Text);
System.Threading.Thread.Sleep(i_sleeptime + 200);
}
private void tmr_listen_Tick(object sender, EventArgs e)
{
double inputValue;
double level = Mci.GetLevel(10, out inputValue, 1);
txt_VoiceLevel.Text = "Sample strength = " + ((int)level).ToString();
prb_volume.Value = Convert.ToInt32(level);
//计算安静的时间
if (inputValue <= 5)
{
silencetime++;
}
else
{
silencetime = 0;
}
if ((b_Read == true) && (inputValue <= 10))
{
lab_status.Text = "正在聆听";
Log("正在聆听");
lab_status.Refresh();
rtb_output.Refresh();
btn_Report_Click(sender, e);
panel_sample.BackColor = Color.DarkGreen;
panel_sample.Refresh();
}
//判断是否正式录音
if (inputValue > 5)
{
if (recorderA.b_Recording == true)
{
tmr_recorder.Enabled = false;
lab_status.Text = "信道1正在拾取";
Log("信道1正在拾取");
lab_status.Refresh();
rtb_output.Refresh();
btn_Report_Click(sender, e);
b_Read = false;
panel_sample.BackColor = Color.Gold;
panel_sample.Refresh();
}
if (recorderB.b_Recording == true)
{
tmr_recorder.Enabled = false;
lab_status.Text = "信道2正在拾取";
Log("信道2正在拾取");
lab_status.Refresh();
rtb_output.Refresh();
btn_Report_Click(sender, e);
b_Read = false;
panel_sample.BackColor = Color.Gold;
panel_sample.Refresh();
}
}
//判断是否记录 静默1s开始存储
if ((silencetime > 10) && (b_Read == false))
{
if (recorderA.b_Recording == true)
{
Random a = new Random();
string aa = "AA" + a.Next();
string path = Application.StartupPath + "\\wav\\" + aa + "r1.wav";
recorderA.SaveToFile(path);
System.Threading.Thread.Sleep(100);
int i_sleeptime = (int)(SndPlayer.GetWavFileTime(path) * 1000);
txt_AudioFile.Text = path;
lab_status.Text = "信道1正在识别";
Log("信道1正在识别");
lab_status.Refresh();
rtb_output.Refresh();
btn_Report_Click(sender, e);
panel_sample.BackColor = Color.Blue;
panel_sample.Refresh();
}
if (recorderB.b_Recording == true)
{
Random a = new Random();
string aa = "AA" + a.Next();
string path = Application.StartupPath + "\\wav\\" + aa + "r2.wav";
recorderB.SaveToFile(path);
System.Threading.Thread.Sleep(100);
int i_sleeptime = (int)(SndPlayer.GetWavFileTime(path) * 1000);
txt_AudioFile.Text = path;
lab_status.Text = "信道2正在识别";
Log("信道2正在识别");
lab_status.Refresh();
rtb_output.Refresh();
btn_Report_Click(sender, e);
panel_sample.BackColor = Color.Blue;
panel_sample.Refresh();
}
b_Read = true;
tmr_listen.Enabled = false;
btn_Recognize_Click(sender, e);
rtb_SendMsg.Refresh();
if (message_bar.Text == "识别成功")
{
Log("识别成功");
lab_status.Text = "语音识别完成";
Log("语音识别完成");
}
System.Threading.Thread.Sleep(1000);
tmr_recorder.Enabled = true;
tmr_listen.Enabled = true;
}
}