private void start_Click(object sender, System.EventArgs e) { FMOD.RESULT result; result = system.recordStart(selected, sound, true); ERRCHECK(result); soundlength = 0; lastrecordpos = 0; datalength = 0; fs = new FileStream("record.wav", FileMode.Create, FileAccess.Write); /* * Write out the wav header. As we don't know the length yet it will be 0. */ WriteWavHeader(0); recording = true; result = sound.getLength(ref soundlength, FMOD.TIMEUNIT.PCM); ERRCHECK(result); start.Enabled = false; }
private void recordButton_Click(object sender, System.EventArgs e) { FMOD.RESULT result; result = system.recordStart(selected, sound, looping); ERRCHECK(result); }
private void comboBoxRecord_SelectedIndexChanged(object sender, System.EventArgs e) { FMOD.CREATESOUNDEXINFO exinfo = new FMOD.CREATESOUNDEXINFO(); FMOD.RESULT result; FMOD.DSP_RESAMPLER resampler = FMOD.DSP_RESAMPLER.MAX; int selected = comboBoxRecord.SelectedIndex; int temp = 0; FMOD.SOUND_FORMAT format = FMOD.SOUND_FORMAT.NONE; result = system.setSoftwareFormat(OUTPUTRATE, FMOD.SOUND_FORMAT.PCM16, 1, 0, 0); ERRCHECK(result); result = system.init(32, FMOD.INITFLAGS.NORMAL, (IntPtr)null); ERRCHECK(result); result = system.getSoftwareFormat(ref outputfreq, ref format, ref temp, ref temp, ref resampler, ref temp); ERRCHECK(result); /* * Create a sound to record to. */ exinfo.cbsize = Marshal.SizeOf(exinfo); exinfo.numchannels = 1; exinfo.format = FMOD.SOUND_FORMAT.PCM16; exinfo.defaultfrequency = OUTPUTRATE; exinfo.length = (uint)(exinfo.defaultfrequency * 2 * exinfo.numchannels * 5); result = system.createSound((string)null, (FMOD.MODE._2D | FMOD.MODE.SOFTWARE | FMOD.MODE.LOOP_NORMAL | FMOD.MODE.OPENUSER), ref exinfo, ref sound); ERRCHECK(result); comboBoxOutput.Enabled = false; comboBoxPlayback.Enabled = false; comboBoxRecord.Enabled = false; /* * Start recording */ result = system.recordStart(selected, sound, true); ERRCHECK(result); Thread.Sleep(200); /* Give it some time to record something */ result = system.playSound(FMOD.CHANNELINDEX.REUSE, sound, false, ref channel); ERRCHECK(result); /* Dont hear what is being recorded otherwise it will feedback. Spectrum analysis is done before volume scaling in the DSP chain */ result = channel.setVolume(0); ERRCHECK(result); }
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); } }