C++ (Cpp) FrameBuffer::SetData Examples

Example #1

File: h__02_Writer.cpp Project: ArthurGeorget/asdcplib

Result_t
AS_02::MXF::AS02IndexWriterVBR::WriteToFile(Kumu::FileWriter& Writer)
{
  assert(m_Dict);
  ASDCP::FrameBuffer index_body_buffer;
  ui32_t   index_body_size = m_PacketList->m_List.size() * MaxIndexSegmentSize; // segment-count * max-segment-size
  Result_t result = index_body_buffer.Capacity(index_body_size); 
  ui64_t start_position = 0;

  if ( m_CurrentSegment != 0 )
    {
      m_CurrentSegment->IndexDuration = m_CurrentSegment->IndexEntryArray.size();
      start_position = m_CurrentSegment->IndexStartPosition + m_CurrentSegment->IndexDuration;
      m_CurrentSegment = 0;
    }

  std::list<InterchangeObject*>::iterator pl_i = m_PacketList->m_List.begin();
  for ( ; pl_i != m_PacketList->m_List.end() && KM_SUCCESS(result); pl_i++ )
    {
      InterchangeObject* object = *pl_i;
      object->m_Lookup = m_Lookup;

      ASDCP::FrameBuffer WriteWrapper;
      WriteWrapper.SetData(index_body_buffer.Data() + index_body_buffer.Size(),
			   index_body_buffer.Capacity() - index_body_buffer.Size());
      result = object->WriteToBuffer(WriteWrapper);
      index_body_buffer.Size(index_body_buffer.Size() + WriteWrapper.Size());
      delete *pl_i;
      *pl_i = 0;
    }

  m_PacketList->m_List.clear();

  if ( KM_SUCCESS(result) )
    {
      IndexByteCount = index_body_buffer.Size();
      UL body_ul(m_Dict->ul(MDD_ClosedCompleteBodyPartition));
      result = Partition::WriteToFile(Writer, body_ul);
    }

  if ( KM_SUCCESS(result) )
    {
      ui32_t write_count = 0;
      result = Writer.Write(index_body_buffer.RoData(), index_body_buffer.Size(), &write_count);
      assert(write_count == index_body_buffer.Size());
    }

  if ( KM_SUCCESS(result) )
    {
      m_CurrentSegment = new IndexTableSegment(m_Dict);
      assert(m_CurrentSegment);
      AddChildObject(m_CurrentSegment);
      m_CurrentSegment->DeltaEntryArray.push_back(IndexTableSegment::DeltaEntry());
      m_CurrentSegment->IndexEditRate = m_EditRate;
      m_CurrentSegment->IndexStartPosition = start_position;
    }

  return result;
}

Example #2

File: h__02_Writer.cpp Project: ArthurGeorget/asdcplib

Result_t
AS_02::MXF::AS02IndexWriterCBR::WriteToFile(Kumu::FileWriter& Writer)
{
  assert(m_Dict);
  ASDCP::FrameBuffer index_body_buffer;
  ui32_t   index_body_size = MaxIndexSegmentSize; // segment-count * max-segment-size
  Result_t result = index_body_buffer.Capacity(index_body_size); 

  m_CurrentSegment = new IndexTableSegment(m_Dict);
  assert(m_CurrentSegment);
  m_CurrentSegment->m_Lookup = m_Lookup;
  m_CurrentSegment->IndexEditRate = m_EditRate;
  m_CurrentSegment->IndexStartPosition = 0;
  m_CurrentSegment->IndexDuration = m_Duration;
  m_CurrentSegment->EditUnitByteCount = m_SampleSize;
  AddChildObject(m_CurrentSegment);

  ASDCP::FrameBuffer WriteWrapper;
  WriteWrapper.SetData(index_body_buffer.Data() + index_body_buffer.Size(),
		       index_body_buffer.Capacity() - index_body_buffer.Size());

  result = m_CurrentSegment->WriteToBuffer(WriteWrapper);
  index_body_buffer.Size(index_body_buffer.Size() + WriteWrapper.Size());
  delete m_CurrentSegment;
  m_CurrentSegment = 0;
  m_PacketList->m_List.clear();

  if ( KM_SUCCESS(result) )
    {
      IndexByteCount = index_body_buffer.Size();
      UL body_ul(m_Dict->ul(MDD_ClosedCompleteBodyPartition));
      result = Partition::WriteToFile(Writer, body_ul);
    }

  if ( KM_SUCCESS(result) )
    {
      ui32_t write_count = 0;
      result = Writer.Write(index_body_buffer.RoData(), index_body_buffer.Size(), &write_count);
      assert(write_count == index_body_buffer.Size());
    }

  return result;
}