Repair jpeg images, by the following operations.
- Change color components: Y,Cb,Cr
- Insert blocks
- Delete blocks
- Copy relative blocks
- libjpeg
make
jpegrepair infile outfile OP ...
where OP is: cdelta dest insert delete copy
Increase luminance.
jpegrepair dark.jpg light.jpg cdelta 0 100
Fix blueish image.
jpegrepair blueish.jpg fixed.jpg cdelta 1 -100
Insert 2 blocks at position 50:5
jpegrepair before.jpg after.jpg dest 50 5 insert 2
Delete 1 block at position 63:54, and after that, correct luminance. Delete 1 block at position 112:0
jpegrepair corrupt.jpg fixed.jpg dest 63 54 delete 1 cdelta 0 -450 dest 112 0 delete 1
Copy to position 9:35 2x2 blocks from relative block 1:-20 (1 row forward, 20 columns back).
jpegprepair before.jpg after.jpg dest 9 35 2 2 copy 1 -20
- jpegrepair.c - See LICENSE
- transupp.c - See README.ijg