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使用CIFilterGenerator 的writeToURL:atomically:方法导出的生成的核心图像过滤器是否有预期的 UTI 或文件扩展名?
writeToURL:atomically:
是的,扩展名“.cifilter”。
如果您将其中之一保存到 /Library/Graphics/Image Units/,如果它具有该扩展名,它将被拾取。