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|
/*****************************************************************
|
| AP4 - Neptune Adapters
|
| Copyright 2002-2008 Axiomatic Systems, LLC
|
|
| This file is part of Bento4/AP4 (MP4 Atom Processing Library).
|
| Unless you have obtained Bento4 under a difference license,
| this version of Bento4 is Bento4|GPL.
| Bento4|GPL is free software; you can redistribute it and/or modify
| it under the terms of the GNU General Public License as published by
| the Free Software Foundation; either version 2, or (at your option)
| any later version.
|
| Bento4|GPL is distributed in the hope that it will be useful,
| but WITHOUT ANY WARRANTY; without even the implied warranty of
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
| GNU General Public License for more details.
|
| You should have received a copy of the GNU General Public License
| along with Bento4|GPL; see the file COPYING. If not, write to the
| Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
| 02111-1307, USA.
|
****************************************************************/
/*----------------------------------------------------------------------
| includes
+---------------------------------------------------------------------*/
#include "Ap4NeptuneAdapters.h"
/*----------------------------------------------------------------------
| NPT_InputStream_To_AP4_ByteStream_Adapter::NPT_InputStream_To_AP4_ByteStream_Adapter
+---------------------------------------------------------------------*/
NPT_InputStream_To_AP4_ByteStream_Adapter::NPT_InputStream_To_AP4_ByteStream_Adapter(NPT_InputStreamReference& stream)
: m_Stream(stream), m_ReferenceCount(1)
{
}
/*----------------------------------------------------------------------
| NPT_InputStream_To_AP4_ByteStream_Adapter::~NPT_InputStream_To_AP4_ByteStream_Adapter
+---------------------------------------------------------------------*/
NPT_InputStream_To_AP4_ByteStream_Adapter::~NPT_InputStream_To_AP4_ByteStream_Adapter()
{
}
/*----------------------------------------------------------------------
| NPT_InputStream_To_AP4_ByteStream_Adapter::ReadPartial
+---------------------------------------------------------------------*/
AP4_Result
NPT_InputStream_To_AP4_ByteStream_Adapter::ReadPartial(void* buffer,
AP4_Size bytes_to_read,
AP4_Size& bytes_read)
{
return MapResult(m_Stream->Read(buffer, bytes_to_read, &bytes_read));
}
/*----------------------------------------------------------------------
| NPT_InputStream_To_AP4_ByteStream_Adapter::WritePartial
+---------------------------------------------------------------------*/
AP4_Result
NPT_InputStream_To_AP4_ByteStream_Adapter::WritePartial(const void* ,
AP4_Size ,
AP4_Size& )
{
return AP4_ERROR_NOT_SUPPORTED;
}
/*----------------------------------------------------------------------
| NPT_InputStream_To_AP4_ByteStream_Adapter::Seek
+---------------------------------------------------------------------*/
AP4_Result
NPT_InputStream_To_AP4_ByteStream_Adapter::Seek(AP4_Position position)
{
return MapResult(m_Stream->Seek(position));
}
/*----------------------------------------------------------------------
| NPT_InputStream_To_AP4_ByteStream_Adapter::
+---------------------------------------------------------------------*/
AP4_Result
NPT_InputStream_To_AP4_ByteStream_Adapter::Tell(AP4_Position& position)
{
return MapResult(m_Stream->Tell(position));
}
/*----------------------------------------------------------------------
| NPT_InputStream_To_AP4_ByteStream_Adapter::GetSize
+---------------------------------------------------------------------*/
AP4_Result
NPT_InputStream_To_AP4_ByteStream_Adapter::GetSize(AP4_LargeSize& size)
{
return MapResult(m_Stream->GetSize(size));
}
/*----------------------------------------------------------------------
| NPT_InputStream_To_AP4_ByteStream_Adapter::AddReference
+---------------------------------------------------------------------*/
void
NPT_InputStream_To_AP4_ByteStream_Adapter::AddReference()
{
++m_ReferenceCount;
}
/*----------------------------------------------------------------------
| NPT_InputStream_To_AP4_ByteStream_Adapter::Release
+---------------------------------------------------------------------*/
void
NPT_InputStream_To_AP4_ByteStream_Adapter::Release()
{
if (--m_ReferenceCount == 0) {
delete this;
}
}
/*----------------------------------------------------------------------
| NPT_InputStream_To_AP4_ByteStream_Adapter::MapResult
+---------------------------------------------------------------------*/
AP4_Result
NPT_InputStream_To_AP4_ByteStream_Adapter::MapResult(NPT_Result result)
{
switch (result) {
case NPT_ERROR_EOS: return AP4_ERROR_EOS;
default: return result;
}
}
|
