posts: fix calculation of animated PNG duration.

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Fix certain animated PNGs returning NaN as the duration because the
frame rate was being reported as "0/0" by FFMpeg. This happens when the
animation has zero delay between frames. This is supposed to mean a PNG
with an infinitely fast frame rate, but in practice browsers limit it to
around 10FPS. The exact frame rate browsers will use is unknown and
implementation defined.

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evazion

2021-10-06 21:00:09 -05:00

parent f6a6289c8d

commit 2595f18b2f

4 changed files with 24 additions and 3 deletions

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