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// =================================================================================================
// ADOBE SYSTEMS INCORPORATED
// Copyright 2009 Adobe Systems Incorporated
// All Rights Reserved
//
// NOTICE: Adobe permits you to use, modify, and distribute this file in accordance with the terms
// of the Adobe license agreement accompanying it.
// =================================================================================================
#ifndef __RIFF_Handler_hpp__
#define __RIFF_Handler_hpp__ 1
#include "XMP_Const.h"
#include "XMPFiles_Impl.hpp"
#include "RIFF_Support.hpp"
// =================================================================================================
/// \file RIFF_Handler.hpp
/// \brief File format handler for RIFF (AVI, WAV).
// =================================================================================================
extern XMPFileHandler * RIFF_MetaHandlerCTor ( XMPFiles * parent );
extern bool RIFF_CheckFormat ( XMP_FileFormat format,
XMP_StringPtr filePath,
LFA_FileRef fileRef,
XMPFiles * parent );
static const XMP_OptionBits kRIFF_HandlerFlags = (kXMPFiles_CanInjectXMP |
kXMPFiles_CanExpand |
kXMPFiles_PrefersInPlace |
kXMPFiles_AllowsOnlyXMP |
kXMPFiles_ReturnsRawPacket |
kXMPFiles_CanReconcile
);
class RIFF_MetaHandler : public XMPFileHandler
{
public:
RIFF_MetaHandler ( XMPFiles* parent );
~RIFF_MetaHandler();
void CacheFileData();
void ProcessXMP();
void UpdateFile ( bool doSafeUpdate );
void WriteFile ( LFA_FileRef sourceRef, const std::string & sourcePath );
////////////////////////////////////////////////////////////////////////////////////
// instance vars
// most often just one RIFF:* (except for AVI,[AVIX] >1 GB)
std::vector<RIFF::ContainerChunk*> riffChunks;
XMP_Int64 oldFileSize, newFileSize, trailingGarbageSize;
// state variables, needed during parsing
XMP_Uns8 level;
RIFF::ContainerChunk *listInfoChunk, *listTdatChunk;
RIFF::ValueChunk* dispChunk;
RIFF::ValueChunk* bextChunk;
RIFF::ValueChunk* cr8rChunk;
RIFF::ValueChunk* prmlChunk;
RIFF::XMPChunk* xmpChunk;
RIFF::ContainerChunk* lastChunk;
bool hasListInfoINAM; // needs to be known for the special 3-way merge around dc:title
}; // RIFF_MetaHandler
// =================================================================================================
#endif /* __RIFF_Handler_hpp__ */
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