private void timer_Tick(object sender, System.EventArgs e)
{
if (system != null && sound != null)
{
uint recordpos = 0;
uint playpos = 0;
bool recording = false;
bool playing = false;
system.isRecording(selected, ref recording);
system.getRecordPosition(selected, ref recordpos);
if (channel != null)
{
channel.isPlaying(ref playing);;
channel.getPosition(ref playpos, FMOD.TIMEUNIT.PCM);
}
statusBar.Text = "State:" + (recording ? playing ? " Recording / playing " : " Recording " : playing ? " Playing " : " Idle ")
+ " Record pos = " + recordpos + " Play pos = " + playpos + " Loop " + (looping ? "On" : "Off");
}
if (system != null)
{
system.update();
}
}
private void timer_Tick(object sender, System.EventArgs e)
{
FMOD.RESULT result;
if (recording)
{
uint recordpos = 0;
result = system.getRecordPosition(selected, ref recordpos);
ERRCHECK(result);
if (recordpos != lastrecordpos)
{
IntPtr ptr1 = IntPtr.Zero, ptr2 = IntPtr.Zero;
int blocklength;
uint len1 = 0, len2 = 0;
blocklength = (int)recordpos - (int)lastrecordpos;
if (blocklength < 0)
{
blocklength += (int)soundlength;
}
/*
* Lock the sound to get access to the raw data.
*/
sound.@lock(lastrecordpos * 4, (uint)blocklength * 4, ref ptr1, ref ptr2, ref len1, ref len2); /* *4 = stereo 16bit. 1 sample = 4 bytes. */
/*
* Write it to disk.
*/
if (ptr1 != IntPtr.Zero && len1 > 0)
{
byte[] buf = new byte[len1];
Marshal.Copy(ptr1, buf, 0, (int)len1);
datalength += (int)len1;
fs.Write(buf, 0, (int)len1);
}
if (ptr2 != IntPtr.Zero && len2 > 0)
{
byte[] buf = new byte[len2];
Marshal.Copy(ptr2, buf, 0, (int)len2);
datalength += (int)len2;
fs.Write(buf, 0, (int)len2);
}
/*
* Unlock the sound to allow FMOD to use it again.
*/
sound.unlock(ptr1, ptr1, len1, len2);
}
lastrecordpos = recordpos;
statusBar.Text = "Record buffer pos = " + recordpos + " Record time = " + datalength / 44100 / 4 / 60 + ":" + (datalength / 44100 / 4) % 60;
}
if (system != null)
{
system.update();
}
}
IEnumerator RecordCR()
{
int recRate = 0;
int namelen = 255;
System.Text.StringBuilder name = new System.Text.StringBuilder(namelen);
System.Guid guid;
FMOD.SPEAKERMODE speakermode;
FMOD.DRIVER_STATE driverstate;
result = system.getRecordDriverInfo(this.recordDeviceId, name, namelen, out guid, out recRate, out speakermode, out recChannels, out driverstate);
ERRCHECK(result, "system.getRecordDriverInfo");
// compensate the input rate for the current output rate
this.GetComponent <AudioSource>().pitch = ((float)(recRate * recChannels) / (float)(AudioSettings.outputSampleRate * (int)AudioSettings.speakerMode));
exinfo = new FMOD.CREATESOUNDEXINFO();
exinfo.numchannels = recChannels;
exinfo.format = FMOD.SOUND_FORMAT.PCM16;
exinfo.defaultfrequency = recRate;
exinfo.length = (uint)(recRate * sizeof(short) * recChannels);
result = system.createSound(string.Empty, FMOD.MODE.LOOP_NORMAL | FMOD.MODE.OPENUSER, ref exinfo, out sound);
ERRCHECK(result, "system.createSound");
this.GetComponent <AudioSource>().Play();
result = system.recordStart(this.recordDeviceId, sound, true);
ERRCHECK(result, "system.recordStart");
result = sound.getLength(out soundlength, FMOD.TIMEUNIT.PCM);
ERRCHECK(result, "sound.getLength");
this.isRecording = true;
if (this.OnRecordingStarted != null)
{
this.OnRecordingStarted.Invoke(this.gameObjectName);
}
for (;;)
{
result = system.update();
ERRCHECK(result, "system.update", false);
if (this.isPaused)
{
yield return(null);
}
uint recordpos = 0;
system.getRecordPosition(this.recordDeviceId, out recordpos);
ERRCHECK(result, "system.getRecordPosition");
if (recordpos != lastrecordpos)
{
int blocklength;
blocklength = (int)recordpos - (int)lastrecordpos;
if (blocklength < 0)
{
blocklength += (int)soundlength;
}
/*
* Lock the sound to get access to the raw data.
*/
result = sound.@lock((uint)(lastrecordpos * exinfo.numchannels * 2), (uint)(blocklength * exinfo.numchannels * 2), out ptr1, out ptr2, out len1, out len2); /* * exinfo.numchannels * 2 = stereo 16bit. 1 sample = 4 bytes. */
/*
* Write it to output.
*/
if (ptr1.ToInt64() != 0 && len1 > 0)
{
datalength += len1;
byte[] barr = new byte[len1];
Marshal.Copy(ptr1, barr, 0, (int)len1);
this.AddBytesToOutputBuffer(barr);
}
if (ptr2.ToInt64() != 0 && len2 > 0)
{
datalength += len2;
byte[] barr = new byte[len2];
Marshal.Copy(ptr2, barr, 0, (int)len2);
this.AddBytesToOutputBuffer(barr);
}
/*
* Unlock the sound to allow FMOD to use it again.
*/
result = sound.unlock(ptr1, ptr2, len1, len2);
}
lastrecordpos = recordpos;
// print(string.Format("Record buffer pos = {0} : Record time = {1}:{2}", recordpos, datalength / exinfo.defaultfrequency / exinfo.numchannels / 2 / 60, (datalength / exinfo.defaultfrequency / exinfo.numchannels / 2) % 60));
// System.Threading.Thread.Sleep(10);
yield return(null);
}
}