private void ReadChunk(AByteArray aByteArray)
{
string lId = aByteArray.ReadString(4);
UInt32 lSize = aByteArray.ReadUInt32();
int lPositionStart = aByteArray.Position;
// Check Padding.
if (lSize % 2 == 1)
{
if (lPositionStart + lSize <= aByteArray.Length && aByteArray.ReadByte(( int )(lPositionStart + lSize)) == 0x00)
{
lSize++;
Logger.Debug("Padding:" + lSize);
}
else
{
Logger.Debug("No Padding:" + lSize);
}
aByteArray.SetPosition(lPositionStart);
}
FormChunk lRiffWave = Construct(lId, lSize, aByteArray, this);
chunkList.Add(lRiffWave);
if (aByteArray.Position != lPositionStart + lSize)
{
Logger.Debug("Modify Position:" + aByteArray.Position + "->" + (lPositionStart + lSize));
aByteArray.SetPosition(( int )(lPositionStart + lSize));
}
}
public RiffDls_Data(string aId, UInt32 aSize, AByteArray aByteArray, RiffChunkList aParent)
: base(aId, aSize, aByteArray, aParent)
{
informationList.Add("Sample Array:" + position);
aByteArray.SetPosition(( int )(position + Size));
}
public virtual void WriteByteArray(AByteArray aByteArrayRead, AByteArray aByteArray)
{
for (int i = 0; i < id.Length; i++)
{
aByteArray.WriteUByte(( Byte )id[i]);
}
aByteArray.WriteUInt32(( UInt32 )Size);
aByteArrayRead.SetPosition(( int )position);
aByteArray.WriteBytes(aByteArrayRead.ReadBytes(Size));
}
private void ReadSampleArray24(AByteArray aByteArray, int aBasePosition)
{
aByteArray.SetPosition(aBasePosition);
for (int i = 0; i < format.samples; i++)
{
for (int j = 0; j < format.channels; j++)
{
Int32 lSample = aByteArray.ReadInt24();
sampleByteArray[j][i] = ( sbyte )(lSample >> 16);
}
}
}
private void ReadSampleArray24(AByteArray aByteArray, int aPositionSample)
{
aByteArray.SetPosition(basePosition + 3 * format.channels * aPositionSample);
for (int i = 0; i < bufferLength && i < format.samples - aPositionSample; i++)
{
for (int j = 0; j < format.channels; j++)
{
Int32 lSample = aByteArray.ReadInt24();
sampleArray[j][i] = ( float )lSample / ( float )Int24.MaxValue;
}
}
}
public RiffDls_Fmt_(string aId, UInt32 aSize, AByteArray aByteArray, RiffChunkList aParent)
: base(aId, aSize, aByteArray, aParent)
{
tag = aByteArray.ReadUInt16();
channles = aByteArray.ReadUInt16();
samplesPerSec = aByteArray.ReadUInt32();
averageBytesPerSec = aByteArray.ReadUInt32();
blockAlign = aByteArray.ReadUInt16();
bitsPerSample = aByteArray.ReadUInt16();
informationList.Add("Tag:" + tag);
informationList.Add("Channels:" + channles);
informationList.Add("Samples Per Sec:" + samplesPerSec);
informationList.Add("Average Bytes Per Sec:" + averageBytesPerSec);
informationList.Add("Block Align:" + blockAlign);
informationList.Add("Bits Per Sample:" + bitsPerSample);
aByteArray.SetPosition(( int )(position + Size));
}
protected FormChunkList(string aId, UInt32 aSize, AByteArray aByteArray, FormChunkList aParent)
: base(aId, aSize, aByteArray, aParent)
{
chunkList = new List <FormChunk>();
listListDictionary = new Dictionary <string, List <FormChunkList> >();
type = aByteArray.ReadString(4);
try
{
while (aByteArray.Position < position + aSize)
{
ReadChunk(aByteArray);
}
}
catch (Exception aExpection)
{
Logger.Error("Expection at Form Read:" + aExpection.ToString());
}
aByteArray.SetPosition(( int )(position + aSize));
}
