tailieunhanh - focal press Adobe Photoshop CS3 for photographers phần 6

Tôi đã đi đến menu Filter và chọn Noise ➯ Dust & Scratches. Tôi đã kiểm tra xem trước hộp thoại Filter và điều chỉnh các thiết lập Amount và ngưỡng cho đến khi tôi có thể xác minh rằng hầu hết các dấu hiệu bụi sẽ được loại bỏ. Tôi nhấp OK để áp dụng bộ lọc để hình ảnh. | Chapter 7 Image retouching Dust 4 Scratches a 10 g Radius 2 I pixels Threshold 0 1 levels Cancel 0 Preview After Before 2 I went to the Filter menu and chose Noise o Dust Scratches. I checked the Filter dialog preview and adjusted the Amount and Threshold settings until I could verify that most of the dust marks would be removed. I clicked OK to apply the filter to the image. 3 I then went to the History palette and clicked on the previous unfiltered image history state but set the history brush source to paint from the filtered version. I selected the history brush and changed the history brush blending mode in the tool Options bar to Lighten. As I painted over the dark spots the history brush would lighten only those pixels that were darker than the sampled history state. All other pixels remained unchanged. I continued using the history brush in this way. To remove the light spots I changed the tool blending mode to Darken and painted with the history brush as before to remove the light blemish marks. 317 Martin Evening Adobe Photoshop CS3 for Photographers Healing brush settings The default mode for the healing brush has the Aligned box unchecked. This makes sense because when you are using the healing brush to retouch texture from one area to another you ideally want to sample from the same source point. Heal using All Layers When the Current Below or All Layers option is selected in the healing brush tool options you can carry out all the healing brush work on a separate layer. Healing brush The healing brush is used in the same way as the clone stamp tool although it is important to stress that the healing brush is more than just a super clone stamp and it has its own unique characteristics. So although it is similar to the clone stamp you will need to take these differences into account and adapt the way you work with it. To begin with you establish a sample point by Q A -clicking on the portion of the image you wish to sample from. Release the Q A key and