JPEG and PNG integrity checker JPEG and PNG integrity checker

JPEG and PNG integrity checker

Check JPEG decoding and PNG checksums in a batch and inspect individual results.

Up to 256 MiB in total. Processing runs on this server in an isolated environment. Files expire after one hour.

PNG repair is limited to the recognized zlib “too far back” failure. The tool does not reconstruct lost pixels or automatically re-encode images.

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