bool ConvertToRGB(const Header &header, const int element, const void *input, void *output) {
return ConvertToRGBInternal(header.ImageDescriptor(element),
header.ComponentDataSize(element), header.Colorimetric(element),
input, output, header.Width() * header.Height());
}
bool ConvertToRGB(const Header &header, const int element, const void *input, void *output, const Block &block) {
return ConvertToRGBInternal(header.ImageDescriptor(element),
header.ComponentDataSize(element), header.Colorimetric(element),
input, output, (block.x2 - block.x1 + 1) * (block.y2 - block.y1 + 1));
}