GIF processing-How do I break a gif into one frame in PHP? Gifdecoder,imagick is not installed.

The current effect is as follows, some GIF frames are only part

Images to be processed:

Processed PICTURES:

That's it, except for the first frame, the rest is only part of the move.
How to solve it?

Imagick not installed, always show class ' Imagick ' not found

Reply content:

The current effect is as follows, some GIF frames are only part

Images to be processed:

Processed PICTURES:

That's it, except for the first frame, the rest is only part of the move.
How to solve it?

Imagick not installed, always show class ' Imagick ' not found

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