Sử dụng điều khiển mạnh mẽ trong Adobe Camera Raw plug-in, * bạn có thể áp dụng chỉnh sửa để bức ảnh của bạn trước khi mở chúng vào Photoshop. Trong chương này, bạn sẽ tìm hiểu làm thế nào để mở hình ảnh kỹ thuật số vào Camera Raw thoại (gọi là Camera Raw "," cho ngắn), và sau đó sử dụng các tab nhiều trong Camera Raw để sửa bức ảnh của bạn cho overexposure-hoặc dưới, vết mờ, phôi màu sắc, độ tương phản kém, và những khiếm khuyết khác | Using the powerful controls in the Adobe Camera Raw plug-in you can apply corrections to your photos before opening them into Photoshop. In this chapter you ll learn how to open digital photos into the Camera Raw dialog called Camera Raw for short and then use the many tabs in Camera Raw to correct your photos for under- or overexposure blurriness color casts poor contrast and other defects. Why use Camera Raw Whereas amateur-level digital cameras store images in the JPEG or TIFF format advanced amateur and pro models offer the option to save images as raw data files which has substantial advantages. The camera applies internal processing to photos captured as JPEG or TIFF such as sharpening setting the white balance and making color adjustments. With raw files you get only the original raw information that the lens captured onto its digital sensor leaving you with full control over subsequent image processing and correction. Each camera manufacturer creates its own variation of a raw file. For a further discussion of raw files versus JPEG and TIFF files see page 61. These are some of the advantages to using the Camera Raw plug-in Camera Raw processes raw photos from most digital camera models as well as digital TIFF and JPEG photos. Camera Raw offers powerful controls for adjusting the exposure color tonal range noise and other characteristics of your photos and you can monitor the corrections in a large preview. For raw files Camera Raw edits stored as instructions are saved in either a separate sidecar file or in the Camera Raw database. For TIFF and JPEG files the instructions are saved in the photo file. When you open a file from Camera Raw into Photoshop regardless of the format the instructions are applied to a copy of the file and the original digital file is preserved. You can convert your photos to some standard formats . PSD JPEG through Camera Raw or you can change their format in Photoshop. Note Don t confuse the raw files that a camera produces .
