[Memo] Notes for PS output GIF

To prevent the GIF output from being transparent with white edges and backgrounds, you must use the index color and select the transparency option before the output. If the output PDS is not indexed, the border between the GIF image and the transparent background is white. In addition, if you use an opaque index color, the GIF cannot penetrate transparently. During this period, it seems that the color is distorted. Remember that GIF has restrictions on color. Its color logic also has its own characteristics. Remember ..

It is actually very simple. However, I didn't know before. I got a bunch of icons that were hard to get. Because the output GIF has white edges, the 16*16 GIF can hardly be seen. Afterwards, I found several different resolution materials consecutively and retried them n times. the problem persists.
Finally, I can only use a pixel chart, a pixel and a pixel to spell out the heap icons ..................