public float[] Processing1(float[] audioSource, ref int vad)
{
if (!_isInit)
{
return(o_source160);
}
if (_delayFreamSize <= 0)
{
AudioDefine.To16Array(o_source, audioSource);
AudioProcessingDll.WebRtc_BufferFarend(o_source);
IntPtr ptr = IntPtr.Zero;
vad = AudioProcessingDll.Process(g_source, ref ptr, AudioDefine.MS_IN_SEND_CARDBUF);
for (int i = 0; i < g_source.Length; i++)
{
g_source [i] = o_source [i];
}
Marshal.Copy(ptr, o_source, 0, AudioDefine.G_FRAME_SIZE);
AudioDefine.ToFArray(o_source160, o_source);
}
else
{
_delayFreamSize--;
AudioDefine.To16Array(g_source, audioSource);
}
return(o_source160);
}
public void InitAmr()
{
if (_amrIsInit)
{
return;
}
AudioProcessingDll.amr_init(0);
_amrIsInit = true;
}
public static byte[] EnFrame(float[] ibuf)
{
AudioDefine.To16Array(outShort, ibuf);
AudioProcessingDll.amr_enc(outShort, ibuf.Length);
IntPtr ptr = IntPtr.Zero;
int len = AudioProcessingDll.next_enc(ref ptr);
Marshal.Copy(ptr, outByte, 0, len);
return(outByte);
}
public void StartRecord(int recordId)
{
_currentRecord = _recodMap[recordId];
TryGetMicrophonePermission();
_currentRecord.StartRecord();
_maxlen = AudioDefine.FREQUENCY * AudioDefine.MIC_BUFF_LEN;
_processing.Init();
Microphone.End(null);
_mclip = Microphone.Start(null, true, AudioDefine.MIC_BUFF_LEN, AudioDefine.FREQUENCY);
AudioProcessingDll.ForceToSpeaker();
}
public void Clean()
{
if (_isInit)
{
AudioProcessingDll.WebRtcFree();
_isInit = false;
}
if (_amrIsInit)
{
AudioProcessingDll.amr_exit();
_amrIsInit = false;
}
}
public void Init()
{
if (_isInit)
{
return;
}
o_source160 = new float[AudioDefine.G_FRAME_SIZE];
g_source = new short[AudioDefine.G_FRAME_SIZE];
o_source = new short[AudioDefine.G_FRAME_SIZE];
AudioProcessingDll.WebRtcInit(AudioDefine.NS_POLICY, AudioDefine.ECHO_MODE);
_isInit = true;
}
public static short[] DeFramesOutShot(byte[] ibuf)
{
IntPtr ptr = IntPtr.Zero;
int pos = 0;
AudioProcessingDll.amr_dec(ibuf, ibuf.Length);
int len = AudioProcessingDll.next_dec(ref ptr);
while (len != -1)
{
Marshal.Copy(ptr, outShort, pos, len);
pos += len;
len = AudioProcessingDll.next_dec(ref ptr);
}
return(outShort);
}
public float[] Processing4(float[] audioSource, ref int vad)
{
if (!_isInit || i_data == null)
{
return(audioSource);
}
AudioDefine.To16Array(g_source, audioSource);
IntPtr ptr = IntPtr.Zero;
AudioProcessingDll.WebRtc_BufferFarend(GetListerBuff());
vad = AudioProcessingDll.Process(g_source, ref ptr, AudioDefine.MS_IN_SEND_CARDBUF);
Marshal.Copy(ptr, o_source, 0, AudioDefine.G_FRAME_SIZE);
AudioDefine.ToFArray(o_source160, o_source);
return(o_source160);
}
public static short[] GetListerBuff()
{
IntPtr ptr = IntPtr.Zero;
AudioListener.GetOutputData(f_listenerBuff, 0);
int index = 0;
for (int i = 0; i < s960_listenerBuff.Length; i++)
{
s960_listenerBuff [i] = (short)(f_listenerBuff [i] * AudioDefine.RESCALE_FACTOR);
}
AudioProcessingDll.WebRtc_Resample48khzTo8khz(s960_listenerBuff, ref ptr);
Marshal.Copy(ptr, o_source, 0, AudioDefine.G_FRAME_SIZE);
return(o_source);
}
public float[] Processing(float[] audioSource, ref int vad)
{
if (!_isInit)
{
return(o_source160);
}
AudioDefine.To16Array(g_source, audioSource);
if (_delayFreamSize <= 0)
{
IntPtr ptr = IntPtr.Zero;
vad = AudioProcessingDll.Process(g_source, ref ptr, AudioDefine.MS_IN_SEND_CARDBUF);
Marshal.Copy(ptr, o_source, 0, AudioDefine.G_FRAME_SIZE);
AudioDefine.ToFArray(o_source160, o_source);
}
else
{
_delayFreamSize--;
}
AudioProcessingDll.WebRtc_BufferFarend(g_source);
return(o_source160);
}