void IDeckLinkInputCallback.VideoInputFrameArrived(IDeckLinkVideoInputFrame videoFrame, IDeckLinkAudioInputPacket audioPacket)
{
if (videoFrame != null)
{
try
{
var frameFlags = videoFrame.GetFlags();
bool inputSignal = frameFlags.HasFlag(_BMDFrameFlags.bmdFrameHasNoInputSource);
if (inputSignal != validInputSignal)
{
validInputSignal = inputSignal;
InputSignalChanged?.Invoke(validInputSignal);
}
else
{
int width = videoFrame.GetWidth();
int height = videoFrame.GetHeight();
int stride = videoFrame.GetRowBytes();
var format = videoFrame.GetPixelFormat();
var bufferLength = stride * height;
videoFrame.GetBytes(out IntPtr pBuffer);
VideoDataArrived?.Invoke(pBuffer, bufferLength, 0);
//var f = File.Create(@"d:\testBMP2\" + DateTime.Now.ToString("HH_mm_ss_fff") + " " + width + "x" + height + "_" + format + ".raw");
//byte[] data = new byte[bufferLength];
//Marshal.Copy(pBuffer, data, 0, data.Length);
//f.Write(data, 0, data.Length);
//f.Close();
}
}
finally
{
Marshal.ReleaseComObject(videoFrame);
}
}
if (audioPacket != null)
{
try
{
long packetTime = 0;
//audioPacket.GetPacketTime(out packetTime, 30000);
int sampleSize = ((int)AudioSampleType / 8); //32bit
int samplesCount = audioPacket.GetSampleFrameCount();
int dataLength = sampleSize * AudioChannelsCount * samplesCount;
if (dataLength > 0)
{
audioPacket.GetBytes(out IntPtr pBuffer);
if (pBuffer != IntPtr.Zero)
{
byte[] data = new byte[dataLength];
Marshal.Copy(pBuffer, data, 0, data.Length);
AudioDataArrived?.Invoke(data, packetTime);
}
}
}
finally
{
Marshal.ReleaseComObject(audioPacket);
}
}
}
