Comments (6)
PAR2 uses gf16 for up to 65535 blocks. The current library only has an gf8 implementation.
I am interested in a gf16 engine, but currently does not have the resources to write it.
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Is gf16 used very commonly in places other than PAR2? Or is there a very practical reason to prefer gf16 over gf8?
I am somewhat interested in adding this to the Rust port, but I can't seem to find many software/designs that use gf16.
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Has someone managed to verify/repair par2 using this library? Is there anything implementing gf16 in go?
Thanks
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I feel like this is probably out of scope for the project, but I've been hoping someone can pick up the ideals from the now-dusty PAR2 spec in a way that can be used on USB sticks, in home labs, and on personal/SMB servers.
(I also wouldn't mind if someone tacked on subfolder support to PAR2 files by storing relative path in the index, but that's just for future Googlers who come across this project)
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I'm not sure what you mean by "can be used on USB sticks [etc]", but PAR2 supports subfolders just fine, from what I can tell.
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GF16 has been added, but not a PAR 2 compatible one.
I do not plan to add another since it will be interior.
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Related Issues (20)
- Slice bounds out of range at ReconstructData HOT 8
- replace [][]byte with []byte to reduce gogc scan time HOT 4
- Suggestion: Export Galois field arithmetic and move it to a subpackage like reedsolomon/galois HOT 2
- panic: runtime error: index out of range at Split() HOT 1
- Can we use WithLeopardGF16(true) when shards are less than 256?
- runtime error: slice bounds out of range HOT 3
- Slice bounds out of range [6400:3200] in codeSomeShardsAVXP HOT 4
- Consider introducing a new error when shard size is not a multiple of 64
- (*reedSolomon).codeSomeShardsGFNI and others should make use of defer for sync.WaitGroup operations like .Done() and .Wait() HOT 1
- How to speed up progressive encoding? HOT 6
- Encoder return the same content for many shards HOT 4
- First parameter of galDivide is always 1 HOT 9
- JS implementation HOT 1
- A
- Implement proper ReconstructSome for leopard
- `ReconstructSome` for Leopard HOT 3
- Consider allowing reconstructSome to compute parity shards
- concurrency: (*inversionTree).GetInvertedMatrix holds a read-lock before returning a slice to naked usage yet slices are mutable and without the lock hence susceptible to using the wrong data/data races HOT 2
- How does the performance compare with golang's https://github.com/klauspost/reedsolomon?
- Loading argument twice off the stack?
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