Commits · 1d0d25714a2325e450a5b0a39cc6d02d424a6ef9 · Stefan Westerfeld / audiowmark · GitLab

21 Dec, 2018 7 commits
- Use 128-bit message size in ber-test.sh. · 1d0d2571
  Stefan Westerfeld authored Dec 21, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  1d0d2571
- Make audiowmark add|get use error correcting code. · dd5b737a
  Stefan Westerfeld authored Dec 21, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  dd5b737a
- Add conv code api to get the number of coded bits for a fixed message size. · 61e44fca
  Stefan Westerfeld authored Dec 21, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  61e44fca
- Add test for soft decoding. · ae67a40c
  Stefan Westerfeld authored Dec 21, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  ae67a40c
- Fix bug in soft conv code decoder. · dd32a347
  Stefan Westerfeld authored Dec 21, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  dd32a347
- Split decoding functions into soft and hard decoding. · 619d2fec
  Stefan Westerfeld authored Dec 21, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  619d2fec
- Move convolution code tests to extra binary. · 33852ca9
  Stefan Westerfeld authored Dec 21, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  33852ca9
19 Dec, 2018 10 commits
- Refactor conv decode backtracking loop. · f937bf69
  Stefan Westerfeld authored Dec 19, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  f937bf69
- Performance improved trellis data structure initialization. · 0cb4466e
  Stefan Westerfeld authored Dec 19, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  0cb4466e
- Reduce test_size for performance reasons. · e179ea3f
  Stefan Westerfeld authored Dec 19, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  e179ea3f
- Optimize decoding somewhat; use convolution order 14 by default now. · 988df294
  Stefan Westerfeld authored Dec 19, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  988df294
- Provide convolution generators for order=14 and order=18. · 1eac837d
  Stefan Westerfeld authored Dec 19, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  1eac837d
- Cleanup decoder backtracking. · 24ace2b6
  Stefan Westerfeld authored Dec 19, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  24ace2b6
- Implemented optimal decoding algorithm (Viterbi). · 6ce5610b
  Stefan Westerfeld authored Dec 19, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  6ce5610b
- Add randomized error test for convolution encode/decode. · 584d4a3f
  Stefan Westerfeld authored Dec 19, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  584d4a3f
- Started to implement convolutional code. · 4ece7494
  Stefan Westerfeld authored Dec 19, 2018
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 - encoding should be ok
 - decoding doesn't really correct errors yet
Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  4ece7494
- Report raw bit errors; bump test set size to fit 384 bits. · d24be164
  Stefan Westerfeld authored Dec 19, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  d24be164
15 Dec, 2018 2 commits
- Merge branch 'reorder-devel' · 4db5c9a1
  Stefan Westerfeld authored Dec 15, 2018
  
  4db5c9a1
- Move windowing code out of the inner compute_frame_ffts loop. · 91697333
  Stefan Westerfeld authored Dec 15, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  91697333
14 Dec, 2018 11 commits
- Refactor watermark synthesis code. · 9db6c5e6
  Stefan Westerfeld authored Dec 14, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  9db6c5e6
- Simplify linear watermark generation. · 2df880aa
  Stefan Westerfeld authored Dec 14, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  2df880aa
- Merge linear/mix synthesis code. · 356b2c06
  Stefan Westerfeld authored Dec 14, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  356b2c06
- Refactor linear watermark generation. · 022848a1
  Stefan Westerfeld authored Dec 14, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  022848a1
- Merge linear non-blind/blind decoding. · 323ecfff
  Stefan Westerfeld authored Dec 14, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  323ecfff
- Switch to patchwork algorithm for non-blind linear decode. · 63d54b66
  Stefan Westerfeld authored Dec 14, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  63d54b66
- Fix bug in last commit: make mix blind decode work again. · 0169afa9
  Stefan Westerfeld authored Dec 14, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  0169afa9
- Merge blind and non-blind mix decode step. · f8b9a98a
  Stefan Westerfeld authored Dec 14, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  f8b9a98a
- Cleanups related to block size. · 031c1ab2
  Stefan Westerfeld authored Dec 14, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  031c1ab2
- Implement mix algorithm detection with original sample. · b6a3ec39
  Stefan Westerfeld authored Dec 14, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  b6a3ec39
- Fix bit error rate script output if max error is 0. · 7a73d2d4
  Stefan Westerfeld authored Dec 14, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  7a73d2d4
13 Dec, 2018 5 commits
- Share frame fft code between mix add/get. · 489c8a2f
  Stefan Westerfeld authored Dec 13, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  489c8a2f
- Share synth window code between linear/mix watermark generation. · 3b86c8af
  Stefan Westerfeld authored Dec 13, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  3b86c8af
- Use same code to generate mix entries for add/get. · 40019adf
  Stefan Westerfeld authored Dec 13, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  40019adf
- Track worst case behaviour in seed test. · 5949bb87
  Stefan Westerfeld authored Dec 13, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  5949bb87
- Share fft analysis code between both watermark get implementations. · b51a100f
  Stefan Westerfeld authored Dec 13, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  b51a100f
12 Dec, 2018 4 commits
- Fix seed-test with new AWM_SEEDS variable. · c16d6dc0
  Stefan Westerfeld authored Dec 12, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  c16d6dc0
- Support AWM_SEEDS for testing with multiple --seed values. · 853a6c83
  Stefan Westerfeld authored Dec 12, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  853a6c83
- Add script to check overall ber-test performance with different seeds. · 5f6ac66c
  Stefan Westerfeld authored Dec 10, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  5f6ac66c
- Integrate non-local bit storage from reorder-basic branch. · 0d48efee
  Stefan Westerfeld authored Dec 12, 2018
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 - can be disabled using --linear to get the old behaviour
 - new option --seed to set random seed
Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  0d48efee
09 Dec, 2018 1 commit
- Disable ffmpeg stdin access. · 90c4c7f9
  Stefan Westerfeld authored Dec 09, 2018
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Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>
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  90c4c7f9