Game Development Reference
In-Depth Information
Figure 6.5 The result of saving
a JPEG from Fireworks.
Figure 6.6 The result of saving
a 32-bit PNG from Fireworks.
downconvertittoan8-bitPNGfile,andyougetinstantfilesize
savings with no quality loss (also known as lossless compression).
If the image has more than 256 colors, Flash will apply its own
version of JPEG compression when your file is compiled. The level
of this compression can be controlled at the document level in the
Publish settings (where it defaults to 80%) and on a per-image
basis. For any images that will be still on screen for any length of
time, a setting of 70
80% is recommended to prevent too much
degradation. For images that are used in a rapid sequence, like
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