public override void BeginRecording(RecordingSession session)
{
m_ChannelCount = new Func <ushort>(() => {
switch (AudioSettings.speakerMode)
{
case AudioSpeakerMode.Mono: return(1);
case AudioSpeakerMode.Stereo: return(2);
case AudioSpeakerMode.Quad: return(4);
case AudioSpeakerMode.Surround: return(5);
case AudioSpeakerMode.Mode5point1: return(6);
case AudioSpeakerMode.Mode7point1: return(7);
case AudioSpeakerMode.Prologic: return(2);
default: return(1);
}
})();
if (Verbose.enabled)
{
Debug.Log(string.Format(
"AudioInput.BeginRecording for capture frame rate {0}", Time.captureFramerate));
}
if (audioSettings.m_PreserveAudio)
{
AudioRenderer.Start();
}
}
public override void EndRecording(RecordingSession session)
{
if (audioSettings.m_PreserveAudio)
{
AudioRenderer.Stop();
}
}
protected internal override void NewFrameReady(RecordingSession session)
{
if (!audioSettings.PreserveAudio)
{
return;
}
if (s_Handler == null)
{
s_Handler = this;
}
if (s_Handler == this)
{
var sampleFrameCount = AudioRenderer.GetSampleCountForCaptureFrame();
if (RecorderOptions.VerboseMode)
{
Debug.Log(string.Format("AudioInput.NewFrameReady {0} audio sample frames @ {1} ch",
sampleFrameCount, m_ChannelCount));
}
const ushort bufferCount = 1;
if (s_BufferManager != null)
{
s_BufferManager.Dispose();
}
s_BufferManager = new BufferManager(bufferCount, sampleFrameCount, m_ChannelCount);
AudioRenderer.Render(mainBuffer);
}
}
protected internal override void BeginRecording(RecordingSession session)
{
var dspName = "RecordSessionVideo(Audio)".ToCharArray();
Array.Resize(ref dspName, 32);
dspCallback = DspReadCallback;
var dspDescription = new DSP_DESCRIPTION
{
version = 0x00010000,
name = dspName,
numinputbuffers = 1,
numoutputbuffers = 1,
read = dspCallback,
numparameters = 0
};
FMOD.System system = RuntimeManager.CoreSystem;
CheckError(system.getMasterChannelGroup(out ChannelGroup masterGroup));
CheckError(masterGroup.getDSP(CHANNELCONTROL_DSP_INDEX.TAIL, out DSP masterDspTail));
CheckError(masterDspTail.getChannelFormat(out CHANNELMASK channelMask, out int numChannels,
out SPEAKERMODE sourceSpeakerMode));
if (RecorderOptions.VerboseMode)
{
Debug.Log(
$"(UnityRecorder) Listening to FMOD Audio. Setting DSP to [{channelMask}] [{numChannels}] [{sourceSpeakerMode}]");
}
// Create a new DSP with the format of the existing master group.
CheckError(system.createDSP(ref dspDescription, out dsp));
CheckError(dsp.setChannelFormat(channelMask, numChannels, sourceSpeakerMode));
CheckError(masterGroup.addDSP(CHANNELCONTROL_DSP_INDEX.TAIL, dsp));
// Fill in some basic information for the Unity audio encoder.
mChannelCount = (ushort)numChannels;
CheckError(system.getDriver(out int driverId));
CheckError(system.getDriverInfo(driverId, out Guid _, out int systemRate, out SPEAKERMODE _, out int _));
mSampleRate = systemRate;
if (RecorderOptions.VerboseMode)
{
Debug.Log($"FmodAudioInput.BeginRecording for capture frame rate {Time.captureFramerate}");
}
if (audioSettings.PreserveAudio)
{
AudioRenderer.Start();
}
}
public override void EndRecording(RecordingSession session)
{
if (s_BufferManager != null)
{
s_BufferManager.Dispose();
s_BufferManager = null;
}
s_Handler = null;
if (audioSettings.preserveAudio)
{
AudioRenderer.Stop();
}
}
public override void NewFrameReady(RecordingSession session)
{
if (!audioSettings.m_PreserveAudio)
{
return;
}
var sampleFrameCount = (uint)AudioRenderer.GetSampleCountForCaptureFrame();
if (Verbose.enabled)
{
Debug.Log(string.Format("AudioInput.NewFrameReady {0} audio sample frames @ {1} ch",
sampleFrameCount, m_ChannelCount));
}
ushort bufferCount =
#if RECORD_AUDIO_MIXERS
(ushort)(audioSettings.m_AudioMixerGroups.Length + 1)
#else
1
#endif
;
m_BufferManager = new BufferManager(bufferCount, sampleFrameCount, m_ChannelCount);
var mainBuffer = m_BufferManager.GetBuffer(0);
#if RECORD_AUDIO_MIXERS
for (int n = 1; n < bufferCount; n++)
{
var group = audioSettings.m_AudioMixerGroups[n - 1];
if (group.m_MixerGroup == null)
{
continue;
}
var buffer = m_BufferManager.GetBuffer(n);
AudioRenderer.AddMixerGroupRecorder(group.m_MixerGroup, buffer, group.m_Isolate);
}
#endif
AudioRenderer.Render(mainBuffer);
}
protected internal override void EndRecording(RecordingSession session)
{
if (s_BufferManager != null)
{
s_BufferManager.Dispose();
s_BufferManager = null;
}
if (s_Handler == null)
{
return;
}
s_Handler = null;
if (audioSettings.PreserveAudio)
{
AudioRenderer.Stop();
}
}