public static bool TryReadFrom(byte[] data, ref int index, int byteCount, out OscBundle bundle)
{
// Check header size (prefix + timetag).
if (data.Length - index < OscConst.bundleHeaderSize)
{
Debug.LogWarning("[OscParser] OscBundle with invalid header was ignored." + Environment.NewLine); // TODO make warnings optional
bundle = null;
return(false);
}
// Check prefix.
if (!ReadAndValidatePrefix(data, ref index))
{
Debug.LogWarning("[OscParser] OscBundle with invalid header was ignored." + Environment.NewLine); // TODO make warnings optional
bundle = null;
return(false);
}
// Try get recycled bundle from the pool, otherwise create new.
bundle = OscPool.GetBundle();
// Get timetag osc ntp.
EightByteOscData timeTagDataValue;
EightByteOscData.TryReadFrom(data, ref index, out timeTagDataValue);
bundle.timeTag = timeTagDataValue.timeTagValue;
// Fill Bundle.
while (index < byteCount)
{
FourByteOscData packetSizeDataValue;
if (!FourByteOscData.TryReadFrom(data, ref index, out packetSizeDataValue))
{
break;
}
if (index + packetSizeDataValue.intValue > data.Length)
{
Debug.LogWarning("[OscParser] Incomplete OscBundle was ignored.\nPerhaps your UDP buffer size is too small.\n"); // TODO make warnings optional
bundle = null;
return(false);
}
OscPacket subPacket;
if (TryReadFrom(data, ref index, byteCount, out subPacket))
{
bundle.Add(subPacket);
}
else
{
Debug.Log("Failed to read packet."); // TODO make warnings optional
}
}
// Done.
return(true);
}
/// <summary>
/// Tries to get argument at index of midi message. Returns success status.
/// </summary>
public bool TryGet(int index, out OscMidiMessage value)
{
if (!ValidateTryGet(index, OscArgType.Midi))
{
value = new OscMidiMessage();
return(false);
}
// Get.
int dataStartIndex = GetDataIndex(index);
FourByteOscData dataValue;
if (!FourByteOscData.TryReadFrom(_argData, ref dataStartIndex, out dataValue))
{
value = new OscMidiMessage();
Debug.Log(OscDebug.FailedReadingBytesWarning(this));
return(false);
}
value = dataValue.midiMessage;
return(true);
}
/// <summary>
/// Tries to get argument at index of type char. Returns success status.
/// </summary>
public bool TryGet(int index, out char value)
{
if (!ValidateTryGet(index, OscArgType.Char))
{
value = (char)OscConst.tagUnsupportedByte;
return(false);
}
// Get.
int dataStartIndex = GetDataIndex(index);
FourByteOscData dataValue;
if (!FourByteOscData.TryReadFrom(_argData, ref dataStartIndex, out dataValue))
{
value = ' ';
Debug.Log(OscDebug.FailedReadingBytesWarning(this));
return(false);
}
value = dataValue.charValue;
return(true);
}
/// <summary>
/// Tries to get argument at index of type float. Returns success status.
/// </summary>
public bool TryGet(int index, out float value)
{
if (!ValidateTryGet(index, OscArgType.Float))
{
value = 0;
return(false);
}
// Get.
int dataStartIndex = GetDataIndex(index);
FourByteOscData dataValue;
if (!FourByteOscData.TryReadFrom(_argData, ref dataStartIndex, out dataValue))
{
value = 0;
Debug.Log(OscDebug.FailedReadingBytesWarning(this));
return(false);
}
value = dataValue.floatValue;
return(true);
}
public static bool TryReadFrom(byte[] data, ref int index, int byteCount, out OscBundle bundle)
{
//Debug.Log( "OscBundle.TryReadFrom. index: " + index + ", expected byteCount: " + byteCount );
// Check header size (prefix + timetag).
if (data.Length - index < OscConst.bundleHeaderSize)
{
if (OscGlobals.logWarnings)
{
Debug.LogWarning(logPrepend + "OscBundle with invalid header was ignored." + Environment.NewLine);
}
bundle = null;
return(false);
}
// Check prefix.
if (!ReadAndValidatePrefix(data, ref index))
{
if (OscGlobals.logWarnings)
{
Debug.LogWarning(logPrepend + "OscBundle with invalid header was ignored." + Environment.NewLine);
}
bundle = null;
return(false);
}
// Try get recycled bundle from the pool, otherwise create new.
bundle = OscPool.GetBundle();
// Get (optional) timetag osc ntp.
EightByteOscData timeTagDataValue;
if (EightByteOscData.TryReadFrom(data, ref index, out timeTagDataValue))
{
bundle.timeTag = timeTagDataValue.timeTagValue;
//Debug.Log( "Time tag: " + bundle.timeTag );
}
// Extract packets from buffer data.
while (index < byteCount)
{
//Debug.Log( "Read index: " + index + " out of " + byteCount );
// Read packet size.
FourByteOscData packetSizeDataValue;
if (!FourByteOscData.TryReadFrom(data, ref index, out packetSizeDataValue) || packetSizeDataValue.intValue == 0)
{
//Debug.LogError( "No message size provided!" );
break;
}
//Debug.Log( "packetSizeData: " + packetSizeDataValue.intValue );
int endDataIndex = index + packetSizeDataValue.intValue;
if (endDataIndex > data.Length)
{
if (OscGlobals.logWarnings)
{
//Debug.LogError( "packetSizeDataValue.intValue: " + packetSizeDataValue.intValue );
Debug.LogWarning(string.Format(
"{0}Failed to read OscBundle at index {1} because a OscPacket is too large to fit in buffer (byte size {2}.\n" +
"Your buffer may be too small to read the entire bundle. Try increasing the buffer size in OscIn.",
logPrepend, index, packetSizeDataValue.intValue
));
}
bundle = null;
return(false);
}
//if( index % 4 != 0 ) Debug.LogError( "NOT MULTIPLE OF 4" );
OscPacket subPacket;
//Debug.Log( ( (char) data[ index ] ) + " " + data[ index ] );
if (TryReadFrom(data, ref index, endDataIndex, out subPacket))
{
//Debug.Log( "Sub packet read: " + index + " == " + endDataIndex );
bundle.Add(subPacket);
}
else
{
if (OscGlobals.logWarnings)
{
Debug.LogWarning(logPrepend + "Failed to read packet.\nIndex: " + index + ", Packet size: " + packetSizeDataValue.intValue + ", Byte count: " + byteCount + ", Buffer size: " + data.Length);
}
return(false);
}
}
// Done.
return(true);
}
