// ImageIO Function Definitions
std::unique_ptr<RGBSpectrum[]> ReadImage(const std::string &name,
Point2i *resolution) {
if (name.size() >= 5) {
size_t suffixOffset = name.size() - 4;
if (!strcmp(name.c_str() + suffixOffset, ".exr") ||
!strcmp(name.c_str() + suffixOffset, ".EXR"))
return std::unique_ptr<RGBSpectrum[]>(
ReadImageEXR(name, &resolution->x, &resolution->y));
if (!strcmp(name.c_str() + suffixOffset, ".tga") ||
!strcmp(name.c_str() + suffixOffset, ".TGA"))
return std::unique_ptr<RGBSpectrum[]>(
ReadImageTGA(name, &resolution->x, &resolution->y));
if (!strcmp(name.c_str() + suffixOffset, ".pfm") ||
!strcmp(name.c_str() + suffixOffset, ".PFM"))
return std::unique_ptr<RGBSpectrum[]>(
ReadImagePFM(name, &resolution->x, &resolution->y));
}
Error(
"Unable to load image stored in format \"%s\" for filename \"%s\". "
"Returning a constant grey image instead.",
strrchr(name.c_str(), '.') ? (strrchr(name.c_str(), '.') + 1)
: "(unknown)",
name.c_str());
RGBSpectrum *ret = new RGBSpectrum[1];
ret[0] = RGBSpectrum(0.5f);
resolution->x = resolution->y = 1;
return std::unique_ptr<RGBSpectrum[]>(ret);
}
// ImageIO Function Definitions
std::unique_ptr<RGBSpectrum[]> ReadImage(const std::string &name,
Point2i *resolution) {
if (HasExtension(name, ".exr"))
return std::unique_ptr<RGBSpectrum[]>(
ReadImageEXR(name, &resolution->x, &resolution->y));
else if (HasExtension(name, ".tga"))
return std::unique_ptr<RGBSpectrum[]>(
ReadImageTGA(name, &resolution->x, &resolution->y));
else if (HasExtension(name, ".pfm"))
return std::unique_ptr<RGBSpectrum[]>(
ReadImagePFM(name, &resolution->x, &resolution->y));
Error(
"Unable to load image stored in format \"%s\" for filename \"%s\". "
"Returning a constant gray image instead.",
strrchr(name.c_str(), '.') ? (strrchr(name.c_str(), '.') + 1)
: "(unknown)",
name.c_str());
RGBSpectrum *ret = new RGBSpectrum[1];
ret[0] = RGBSpectrum(0.5f);
resolution->x = resolution->y = 1;
return std::unique_ptr<RGBSpectrum[]>(ret);
}
