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// =================================================================================================
// ADOBE SYSTEMS INCORPORATED
// Copyright 2008 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.
// =================================================================================================
#include "XDCAM_Support.hpp"
// =================================================================================================
/// \file XDCAM_Support.cpp
///
// =================================================================================================
namespace XDCAM_Support
{
// =================================================================================================
// CreateChildElement
// ==================
namespace
{
XML_Node * CreateChildElement ( XML_Node * parent, XMP_StringPtr localName, XMP_StringPtr legacyNS, int indent /* = 0 */ )
{
XML_Node * wsNode;
XML_Node * childNode = parent->GetNamedElement ( legacyNS, localName );
if ( childNode == 0 ) {
// The indenting is a hack, assuming existing 2 spaces per level.
wsNode = new XML_Node ( parent, "", kCDataNode );
wsNode->value = " "; // Add 2 spaces to the existing WS before the parent's close tag.
parent->content.push_back ( wsNode );
childNode = new XML_Node ( parent, localName, kElemNode );
childNode->ns = parent->ns;
childNode->nsPrefixLen = parent->nsPrefixLen;
childNode->name.insert ( 0, parent->name, 0, parent->nsPrefixLen );
parent->content.push_back ( childNode );
wsNode = new XML_Node ( parent, "", kCDataNode );
wsNode->value = '\n';
for ( ; indent > 1; --indent ) wsNode->value += " "; // Indent less 1, to "outdent" the parent's close.
parent->content.push_back ( wsNode );
}
return childNode;
}
}
// =================================================================================================
// XDCAM_Support::GetLegacyMetaData
// =================================
bool GetLegacyMetaData ( SXMPMeta * xmpObjPtr,
XML_NodePtr rootElem,
XMP_StringPtr legacyNS,
bool digestFound,
std::string& umid )
{
bool containsXMP = false;
XML_NodePtr legacyContext = 0, legacyProp = 0;
// UMID
if ( digestFound || (! xmpObjPtr->DoesPropertyExist ( kXMP_NS_DC, "identifier" )) ) {
legacyProp = rootElem->GetNamedElement ( legacyNS, "TargetMaterial" );
if ( (legacyProp != 0) && legacyProp->IsEmptyLeafNode() ) {
XMP_StringPtr legacyValue = legacyProp->GetAttrValue ( "umidRef" );
if ( legacyValue != 0 ) {
umid = legacyValue;
xmpObjPtr->SetProperty ( kXMP_NS_DC, "identifier", legacyValue, kXMP_DeleteExisting );
containsXMP = true;
}
}
}
// Creation date
if ( digestFound || (! xmpObjPtr->DoesPropertyExist ( kXMP_NS_XMP, "CreateDate" )) ) {
legacyProp = rootElem->GetNamedElement ( legacyNS, "CreationDate" );
if ( (legacyProp != 0) && legacyProp->IsEmptyLeafNode() ) {
XMP_StringPtr legacyValue = legacyProp->GetAttrValue ( "value" );
if ( legacyValue != 0 ) {
xmpObjPtr->SetProperty ( kXMP_NS_XMP, "CreateDate", legacyValue, kXMP_DeleteExisting );
containsXMP = true;
}
}
}
// Modify Date
if ( digestFound || (! xmpObjPtr->DoesPropertyExist ( kXMP_NS_XMP, "ModifyDate" )) ) {
legacyProp = rootElem->GetNamedElement ( legacyNS, "LastUpdate" );
if ( (legacyProp != 0) && legacyProp->IsEmptyLeafNode() ) {
XMP_StringPtr legacyValue = legacyProp->GetAttrValue ( "value" );
if ( legacyValue != 0 ) {
xmpObjPtr->SetProperty ( kXMP_NS_XMP, "ModifyDate", legacyValue, kXMP_DeleteExisting );
containsXMP = true;
}
}
}
// Metadata Modify Date
if ( digestFound || (! xmpObjPtr->DoesPropertyExist ( kXMP_NS_XMP, "MetadataDate" )) ) {
legacyProp = rootElem->GetNamedElement ( legacyNS, "lastUpdate" );
if ( (legacyProp != 0) && legacyProp->IsEmptyLeafNode() ) {
XMP_StringPtr legacyValue = legacyProp->GetAttrValue ( "value" );
if ( legacyValue != 0 ) {
xmpObjPtr->SetProperty ( kXMP_NS_XMP, "MetadataDate", legacyValue, kXMP_DeleteExisting );
containsXMP = true;
}
}
}
// Description
if ( digestFound || (! xmpObjPtr->DoesPropertyExist ( kXMP_NS_DC, "description" )) ) {
legacyProp = rootElem->GetNamedElement ( legacyNS, "Description" );
if ( (legacyProp != 0) && legacyProp->IsLeafContentNode() ) {
XMP_StringPtr legacyValue = legacyProp->GetLeafContentValue();
if ( legacyValue != 0 ) {
xmpObjPtr->SetLocalizedText ( kXMP_NS_DC, "description", "", "x-default", legacyValue, kXMP_DeleteExisting );
containsXMP = true;
}
}
}
legacyContext = rootElem->GetNamedElement ( legacyNS, "VideoFormat" );
if ( legacyContext != 0 ) {
// frame size
if ( digestFound || (! xmpObjPtr->DoesPropertyExist ( kXMP_NS_DM, "videoFrameSize" )) ) {
legacyProp = legacyContext->GetNamedElement ( legacyNS, "VideoLayout" );
if ( (legacyProp != 0) && legacyProp->IsEmptyLeafNode() ) {
XMP_StringPtr widthValue = legacyProp->GetAttrValue ( "pixel" );
XMP_StringPtr heightValue = legacyProp->GetAttrValue ( "numOfVerticalLine" );
if ( (widthValue != 0) && (heightValue != 0) ) {
xmpObjPtr->DeleteProperty ( kXMP_NS_DM, "videoFrameSize" );
xmpObjPtr->SetStructField ( kXMP_NS_DM, "videoFrameSize", kXMP_NS_XMP_Dimensions, "w", widthValue );
xmpObjPtr->SetStructField ( kXMP_NS_DM, "videoFrameSize", kXMP_NS_XMP_Dimensions, "h", heightValue );
xmpObjPtr->SetStructField ( kXMP_NS_DM, "videoFrameSize", kXMP_NS_XMP_Dimensions, "unit", "pixels" );
containsXMP = true;
}
}
}
// Aspect ratio
if ( digestFound || (! xmpObjPtr->DoesPropertyExist ( kXMP_NS_DM, "videoPixelAspectRatio" )) ) {
legacyProp = legacyContext->GetNamedElement ( legacyNS, "VideoLayout" );
if ( (legacyProp != 0) && legacyProp->IsEmptyLeafNode() ) {
XMP_StringPtr aspectRatio = legacyProp->GetAttrValue ( "aspectRatio" );
if ( aspectRatio != 0 ) {
xmpObjPtr->SetProperty ( kXMP_NS_DM, "videoPixelAspectRatio", aspectRatio, kXMP_DeleteExisting );
containsXMP = true;
}
}
}
// Frame rate
if ( digestFound || (! xmpObjPtr->DoesPropertyExist ( kXMP_NS_DM, "videoFrameRate" )) ) {
legacyProp = legacyContext->GetNamedElement ( legacyNS, "VideoFrame" );
if ( (legacyProp != 0) && legacyProp->IsEmptyLeafNode() ) {
XMP_StringPtr prop = legacyProp->GetAttrValue ( "formatFps" );
if ( prop != 0 ) {
xmpObjPtr->SetProperty ( kXMP_NS_DM, "videoFrameRate", prop, kXMP_DeleteExisting );
containsXMP = true;
}
}
}
// Video codec
if ( digestFound || (! xmpObjPtr->DoesPropertyExist ( kXMP_NS_DM, "videoCompressor" )) ) {
legacyProp = legacyContext->GetNamedElement ( legacyNS, "VideoFrame" );
if ( (legacyProp != 0) && legacyProp->IsEmptyLeafNode() ) {
XMP_StringPtr prop = legacyProp->GetAttrValue ( "videoCodec" );
if ( prop != 0 ) {
xmpObjPtr->SetProperty ( kXMP_NS_DM, "videoCompressor", prop, kXMP_DeleteExisting );
containsXMP = true;
}
}
}
} // VideoFormat
legacyContext = rootElem->GetNamedElement ( legacyNS, "AudioFormat" );
if ( legacyContext != 0 ) {
// Audio codec
if ( digestFound || (! xmpObjPtr->DoesPropertyExist ( kXMP_NS_DM, "audioCompressor" )) ) {
legacyProp = legacyContext->GetNamedElement ( legacyNS, "AudioRecPort" );
if ( (legacyProp != 0) && legacyProp->IsEmptyLeafNode() ) {
XMP_StringPtr prop = legacyProp->GetAttrValue ( "audioCodec" );
if ( prop != 0 ) {
xmpObjPtr->SetProperty ( kXMP_NS_DM, "audioCompressor", prop, kXMP_DeleteExisting );
containsXMP = true;
}
}
}
} // AudioFormat
// Duration
if ( digestFound || (! xmpObjPtr->DoesPropertyExist ( kXMP_NS_DM, "duration" )) ) {
std::string durationFrames, timecodeFPS;
legacyProp = rootElem->GetNamedElement ( legacyNS, "Duration" );
if ( legacyProp != 0 ) {
XMP_StringPtr durationValue = legacyProp->GetAttrValue ( "value" );
if ( durationValue != 0 ) durationFrames = durationValue;
}
legacyProp = rootElem->GetNamedElement ( legacyNS, "LtcChangeTable" );
if ( legacyProp != 0 ) {
// [TODO] Verify that this is the correct framerate to use from the legacy metadata. gemiller
XMP_StringPtr fps = legacyProp->GetAttrValue ( "tcFps" );
if ( fps != 0 ) {
timecodeFPS = "1/";
timecodeFPS += fps;
}
}
if ( (!timecodeFPS.empty()) && (!durationFrames.empty())) {
xmpObjPtr->DeleteProperty ( kXMP_NS_DM, "duration" );
xmpObjPtr->SetStructField ( kXMP_NS_DM, "duration", kXMP_NS_DM, "value", durationFrames );
xmpObjPtr->SetStructField ( kXMP_NS_DM, "duration", kXMP_NS_DM, "scale", timecodeFPS );
containsXMP = true;
}
}
legacyContext = rootElem->GetNamedElement ( legacyNS, "Device" );
if ( legacyContext != 0 ) {
std::string model;
// manufacturer string
XMP_StringPtr manufacturer = legacyContext->GetAttrValue ( "manufacturer" );
if ( manufacturer != 0 ) {
model += manufacturer;
}
// model string
XMP_StringPtr modelName = legacyContext->GetAttrValue ( "modelName" );
if ( modelName != 0 ) {
if ( model.size() > 0 ) {
model += " ";
}
model += modelName;
}
// For the dm::cameraModel property, concat the make and model.
if ( digestFound || (! xmpObjPtr->DoesPropertyExist ( kXMP_NS_DM, "cameraModel" )) ) {
if ( model.size() != 0 ) {
xmpObjPtr->SetProperty ( kXMP_NS_DM, "cameraModel", model, kXMP_DeleteExisting );
containsXMP = true;
}
}
// EXIF Model
if ( digestFound || (! xmpObjPtr->DoesPropertyExist ( kXMP_NS_TIFF, "Model" )) ) {
xmpObjPtr->SetProperty ( kXMP_NS_TIFF, "Model", modelName, kXMP_DeleteExisting );
}
// EXIF Make
if ( digestFound || (! xmpObjPtr->DoesPropertyExist ( kXMP_NS_TIFF, "Make" )) ) {
xmpObjPtr->SetProperty ( kXMP_NS_TIFF, "Make", manufacturer, kXMP_DeleteExisting );
}
// EXIF-AUX Serial number
XMP_StringPtr serialNumber = legacyContext->GetAttrValue ( "serialNo" );
if ( serialNumber != 0 && (digestFound || (! xmpObjPtr->DoesPropertyExist ( kXMP_NS_EXIF_Aux, "SerialNumber" ))) ) {
xmpObjPtr->SetProperty ( kXMP_NS_EXIF_Aux, "SerialNumber", serialNumber, kXMP_DeleteExisting );
}
}
return containsXMP;
}
// =================================================================================================
// XDCAM_Support::SetLegacyMetaData
// ================================
bool SetLegacyMetaData ( XML_Node * clipMetadata,
SXMPMeta * xmpObj,
XMP_StringPtr legacyNS )
{
bool updateLegacyXML = false;
bool xmpFound = false;
std::string xmpValue;
XML_Node * xmlNode = 0;
xmpFound = xmpObj->GetProperty ( kXMP_NS_DC, "title", &xmpValue, 0 );
if ( xmpFound ) {
xmlNode = CreateChildElement ( clipMetadata, "Title", legacyNS, 3 );
if ( xmpValue != xmlNode->GetLeafContentValue() ) {
xmlNode->SetLeafContentValue ( xmpValue.c_str() );
updateLegacyXML = true;
}
}
xmpFound = xmpObj->GetArrayItem ( kXMP_NS_DC, "creator", 1, &xmpValue, 0 );
if ( xmpFound ) {
xmlNode = CreateChildElement ( clipMetadata, "Creator", legacyNS, 3 );
XMP_StringPtr creatorName = xmlNode->GetAttrValue ( "name" );
if ( creatorName == 0 ) creatorName = "";
if ( xmpValue != creatorName ) {
xmlNode->SetAttrValue ( "name", xmpValue.c_str() );
updateLegacyXML = true;
}
}
xmpFound = xmpObj->GetProperty ( kXMP_NS_DC, "description", &xmpValue, 0 );
if ( xmpFound ) {
xmlNode = CreateChildElement ( clipMetadata, "Description", legacyNS, 3 );
if ( xmpValue != xmlNode->GetLeafContentValue() ) {
// description in non real time metadata is limited to 2047 bytes
if ( xmpValue.size() > 2047 ) xmpValue.resize ( 2047 );
xmlNode->SetLeafContentValue ( xmpValue.c_str() );
updateLegacyXML = true;
}
}
return updateLegacyXML;
}
// =================================================================================================
} // namespace XDCAM_Support
|
