Flash Animated Gif Transparent Background. The best GIFs are on GIPHY. Your visitors will be mesmerized.
Gifsicle -U --disposalprevious --transparentffffff -O2 animgif anim_transgif where animgif and anim_transgif are the source and destination file names and ffffff is the hex code of the color you want to make transparent here pure white. For example this method can be used for your website navigation ani. Dialovers gif warning its transparent but it works better on lighter background because of the setting of my eraser D.
Gif images only support 1-bit transparency.
Flash CS 55 does produce a GIF animation with a transparent background if you export your file as a GIF file. Dialovers gif warning its transparent but it works better on lighter background because of the setting of my eraser D. In the editor the images all have a perfect transparent background however when I export anything the images get a gray background to them. Anyone should be able to create a GIF and I know you were thrilled when we made creating an animated GIF easier.