private void EnsureOutputData()
{
while (mDecoder.AvailableOutputLength == 0 && !mDecoder.IsOutputComplete)
{
if (mOffset == mEnding)
{
mOffset = 0;
mEnding = 0;
var fetched = mInput.Read(mBuffer, 0, mBuffer.Length);
System.Diagnostics.Debug.Assert(0 <= fetched && fetched <= mBuffer.Length);
if (fetched == 0)
{
mDecoder.Decode(null, 0, 0, null, true);
System.Diagnostics.Debug.Assert(mDecoder.AvailableOutputLength > 0 || mDecoder.IsOutputComplete);
continue;
}
mEnding = fetched;
}
var written = mDecoder.Decode(mBuffer, mOffset, mEnding - mOffset, (int)Math.Min(Int32.MaxValue, mLength - mPosition), false);
System.Diagnostics.Debug.Assert(0 <= written && written <= mEnding - mOffset);
mOffset += written;
}
}