Daniel Garcia Briseno

Flip jp2 data vertically before saving

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## PR Description Fixes #7485 Flipping the data array when saving as jp2 fixes this problem.

Saving with the ".jp2" extension results in a vertically flipped image

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### Describe the bug Images get flipped when saving as jp2 files. This was my fault when I added this feature 🎉 ### To Reproduce ``` from sunpy.map import Map...

Requesting support for GONG H-alpha Maps

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### Describe the bug This may actually be a feature request. Attempting to load GONG H-alpha jp2 files results in an error. Doesn't seem to fall into generic map so...

When generating a client library, I get this following function: ```javascript export function getBodyPosition(params) { return request("get", `/ephemeris/${params.path.provider}/{body}`, { "header": { "Content-Type": "application/json", }, })(params); } ``` It expect it...

In this PR I've added partial support for writing jpx files. ### What's New - opj_merge utility - jpx compression codec (OPJ_CODEC_JPX) ### Public API I've added a new jpx...