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Add GIF support #489

Merged
merged 34 commits into from
Jul 16, 2024
+1,485 −3
Merged

Add GIF support #489

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17c18c2
Implement foundation for GIF support
ok-nick Jun 20, 2024
29d80a7
Fix and test reading GIF
ok-nick Jun 20, 2024
cf7f30d
WIP GIF writing
ok-nick Jun 20, 2024
8440402
Fix GIF parser test cases
ok-nick Jun 21, 2024
1f30d11
Functional GIF writing
ok-nick Jun 21, 2024
e8bc37e
Add GIF remove block
ok-nick Jun 21, 2024
6a4a724
Add GIF read xmp
ok-nick Jun 21, 2024
0ae18ce
Add GIF asset patch and hash object locations
ok-nick Jun 21, 2024
1df2a7b
Merge remote-tracking branch 'origin/main' into ok-nick/gif
ok-nick Jun 21, 2024
978e48b
Add optional functions to AssetIO
ok-nick Jun 21, 2024
3a1969f
Add GIF remote XMP writer and composed data
ok-nick Jun 21, 2024
ad2b5f0
Foundation for parsing full GIF
ok-nick Jun 21, 2024
0d52cef
Refactor GIF, parse all blocks incrementally, add box hash support, etc.
ok-nick Jun 28, 2024
ce4e4f4
Optimize GIF, encode input bytes, and add more tests cases
ok-nick Jun 28, 2024
3e8291d
Fix GIF encoding bytes
ok-nick Jun 28, 2024
b83e8d9
Merge remote-tracking branch 'origin' into ok-nick/gif
ok-nick Jun 28, 2024
29915cc
Use rename_to_move in GIF
ok-nick Jun 28, 2024
e9a2b70
Add XMP magic trailer for GIF, add XMP unit test, and refactor
ok-nick Jul 1, 2024
1e0de5d
Remove allow dead code for GIF
ok-nick Jul 1, 2024
20f430f
Use C2PA_BOXHASH name for C2PA block in GIF and adjust preallocation
ok-nick Jul 1, 2024
ec29e37
Preallocate C2PA block for data hash, use spec-compliant box hash map…
ok-nick Jul 2, 2024
de5fa98
Fix GIF 87a to 89a auto-migration
ok-nick Jul 2, 2024
18a34d9
Predict data hash locatis when C2PA block missing in GIF
ok-nick Jul 2, 2024
3b4d66f
Fix data hash prediction offset for GIF
ok-nick Jul 2, 2024
0ef7766
Simplify block parsing iterator for GIF
ok-nick Jul 2, 2024
f2a5fed
Add GIF support to README
ok-nick Jul 2, 2024
715c8de
Adjust GIF pre-allocations
ok-nick Jul 8, 2024
309a42b
Add GIF sanity checks in unit tests
ok-nick Jul 8, 2024
02e88d2
Remove duplicate GIF unit test
ok-nick Jul 9, 2024
f3a3f02
Merge remote-tracking branch 'origin' into ok-nick/gif
ok-nick Jul 9, 2024
1492e2f
Insert placeholder C2PA box map for GIF box hashing
ok-nick Jul 10, 2024
a99b6f3
Remove names for unnamed GIF box maps in spec
ok-nick Jul 12, 2024
af1f4f3
Merge branch 'main' into ok-nick/gif
ok-nick Jul 16, 2024
d3174ff
Merge branch 'main' into ok-nick/gif
gpeacock Jul 16, 2024
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1 change: 1 addition & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -59,6 +59,7 @@ The library has been tested on the following operating systems:
| `tif`,`tiff` | `image/tiff` |
| `wav` | `audio/wav` |
| `webp` | `image/webp` |
| `gif` | `image/gif` |

## Usage

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