void
LocalFileFormat::BuildFileOps(OpRcPtrVec & ops,
const Config& /*config*/,
const ConstContextRcPtr & /*context*/,
CachedFileRcPtr untypedCachedFile,
const FileTransform& fileTransform,
TransformDirection dir) const
{
LocalCachedFileRcPtr cachedFile = DynamicPtrCast<LocalCachedFile>(untypedCachedFile);
// This should never happen.
if(!cachedFile)
{
std::ostringstream os;
os << "Cannot build .3dl Op. Invalid cache type.";
throw Exception(os.str().c_str());
}
TransformDirection newDir = CombineTransformDirections(dir,
fileTransform.getDirection());
if(newDir == TRANSFORM_DIR_UNKNOWN)
{
std::ostringstream os;
os << "Cannot build file format transform,";
os << " unspecified transform direction.";
throw Exception(os.str().c_str());
}
// TODO: INTERP_LINEAR should not be hard-coded.
// Instead query 'highest' interpolation?
// (right now, it's linear). If cubic is added, consider
// using it
if(newDir == TRANSFORM_DIR_FORWARD)
{
if(cachedFile->has1D)
{
CreateLut1DOp(ops, cachedFile->lut1D,
INTERP_LINEAR, newDir);
}
if(cachedFile->has3D)
{
CreateLut3DOp(ops, cachedFile->lut3D,
fileTransform.getInterpolation(), newDir);
}
}
else if(newDir == TRANSFORM_DIR_INVERSE)
{
if(cachedFile->has3D)
{
CreateLut3DOp(ops, cachedFile->lut3D,
fileTransform.getInterpolation(), newDir);
}
if(cachedFile->has1D)
{
CreateLut1DOp(ops, cachedFile->lut1D,
INTERP_LINEAR, newDir);
}
}
}
void
LocalFileFormat::BuildFileOps(OpRcPtrVec & ops,
const Config& config,
const ConstContextRcPtr & /*context*/,
CachedFileRcPtr untypedCachedFile,
const FileTransform& fileTransform,
TransformDirection dir) const
{
LocalCachedFileRcPtr cachedFile = DynamicPtrCast<LocalCachedFile>(untypedCachedFile);
// This should never happen.
if(!cachedFile)
{
std::ostringstream os;
os << "Cannot build .cc Op. Invalid cache type.";
throw Exception(os.str().c_str());
}
TransformDirection newDir = CombineTransformDirections(dir,
fileTransform.getDirection());
if(newDir == TRANSFORM_DIR_UNKNOWN)
{
std::ostringstream os;
os << "Cannot build file format transform,";
os << " unspecified transform direction.";
throw Exception(os.str().c_str());
}
BuildCDLOps(ops,
config,
*cachedFile->transform,
newDir);
}
void LocalFileFormat::BuildFileOps(OpRcPtrVec & ops,
const Config& /*config*/,
const ConstContextRcPtr & /*context*/,
CachedFileRcPtr untypedCachedFile,
const FileTransform& fileTransform,
TransformDirection dir) const
{
LocalCachedFileRcPtr cachedFile = DynamicPtrCast<LocalCachedFile>(untypedCachedFile);
if(!cachedFile) // This should never happen.
{
std::ostringstream os;
os << "Cannot build Spi1D Op. Invalid cache type.";
throw Exception(os.str().c_str());
}
TransformDirection newDir = CombineTransformDirections(dir,
fileTransform.getDirection());
CreateLut1DOp(ops,
cachedFile->lut,
fileTransform.getInterpolation(),
newDir);
}
void BuildFileOps(OpRcPtrVec & ops,
const Config& config,
const ConstContextRcPtr & context,
const FileTransform& fileTransform,
TransformDirection dir)
{
std::string src = fileTransform.getSrc();
if(src.empty())
{
std::ostringstream os;
os << "The transform file has not been specified.";
throw Exception(os.str().c_str());
}
std::string filepath = context->resolveFileLocation(src.c_str());
CreateFileNoOp(ops, filepath);
FileFormat* format = NULL;
CachedFileRcPtr cachedFile;
GetCachedFileAndFormat(format, cachedFile, filepath);
if(!format)
{
std::ostringstream os;
os << "The specified file load ";
os << filepath << " appeared to succeed, but no format ";
os << "was returned.";
throw Exception(os.str().c_str());
}
if(!cachedFile.get())
{
std::ostringstream os;
os << "The specified file load ";
os << filepath << " appeared to succeed, but no cachedFile ";
os << "was returned.";
throw Exception(os.str().c_str());
}
format->BuildFileOps(ops,
config, context,
cachedFile, fileTransform,
dir);
}
void
LocalFileFormat::BuildFileOps(OpRcPtrVec & ops,
const Config& config,
const ConstContextRcPtr & context,
CachedFileRcPtr untypedCachedFile,
const FileTransform& fileTransform,
TransformDirection dir) const
{
LocalCachedFileRcPtr cachedFile = DynamicPtrCast<LocalCachedFile>(untypedCachedFile);
// This should never happen.
if(!cachedFile)
{
std::ostringstream os;
os << "Cannot build .cdl Op. Invalid cache type.";
throw Exception(os.str().c_str());
}
TransformDirection newDir = CombineTransformDirections(dir,
fileTransform.getDirection());
if(newDir == TRANSFORM_DIR_UNKNOWN)
{
std::ostringstream os;
os << "Cannot build ASC FileTransform,";
os << " unspecified transform direction.";
throw Exception(os.str().c_str());
}
// Below this point, we should throw ExceptionMissingFile on
// errors rather than Exception
// This is because we've verified that the cdl file is valid,
// at now we're only querying whether the specified cccid can
// be found.
//
// Using ExceptionMissingFile enables the missing looks fallback
// mechanism to function properly.
// At the time ExceptionMissingFile was named, we errently assumed
// a 1:1 relationship between files and color corrections, which is
// not true for .cdl files.
//
// In a future OCIO release, it may be more appropriate to
// rename ExceptionMissingFile -> ExceptionMissingCorrection.
// But either way, it's what we should throw below.
std::string cccid = fileTransform.getCCCId();
cccid = context->resolveStringVar(cccid.c_str());
if(cccid.empty())
{
std::ostringstream os;
os << "You must specify which cccid to load from the ccc file";
os << " (either by name or index).";
throw ExceptionMissingFile(os.str().c_str());
}
bool success=false;
// Try to parse the cccid as a string id
CDLTransformMap::const_iterator iter = cachedFile->transformMap.find(cccid);
if(iter != cachedFile->transformMap.end())
{
success = true;
BuildCDLOps(ops,
config,
*(iter->second),
newDir);
}
// Try to parse the cccid as an integer index
// We want to be strict, so fail if leftover chars in the parse.
if(!success)
{
int cccindex=0;
if(StringToInt(&cccindex, cccid.c_str(), true))
{
int maxindex = ((int)cachedFile->transformVec.size())-1;
if(cccindex<0 || cccindex>maxindex)
{
std::ostringstream os;
os << "The specified cccindex " << cccindex;
os << " is outside the valid range for this file [0,";
os << maxindex << "]";
throw ExceptionMissingFile(os.str().c_str());
}
success = true;
BuildCDLOps(ops,
config,
*cachedFile->transformVec[cccindex],
newDir);
}
}
if(!success)
{
std::ostringstream os;
os << "You must specify a valid cccid to load from the ccc file";
os << " (either by name or index). id='" << cccid << "' ";
os << "is not found in the file, and is not parsable as an ";
os << "integer index.";
throw ExceptionMissingFile(os.str().c_str());
}
}