shithub: opus

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5c3bc679 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/08/28 19:34

Fixed a bunch of fixed-point overflows on insanely hot signals by changing

8dff923a – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/08/13 18:07

Added hooks for tuning pulses and fine energy quant

5f2a74b3 – Gregory Maxwell <greg@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2008/08/11 19:50

Adding a floating point interface to encode and decode

8e30e75f – Gregory Maxwell <greg@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2008/08/09 21:06

Fixed fixed-point compilation error.

5eef264f – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/08/06 19:06

Solved an encoder/decoder mismatch happening when there's no pulse in the first

4117ff02 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/08/05 18:03

Preventing encoder/decoder mismatch when coarse energy budget is busted

504f8c25 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/08/05 16:39

some tuning to fine energy allocation and prevent it from going above 7 bits

9c70906f – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/08/03 18:07

Changing the allocation algorithm to better take into account the fixed cost

36e6e01a – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/08/02 18:25

Merged compute_allocation_table() and compute_energy_allocation_table()

9eba823c – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/08/02 16:51

Turns out that the worse case of the vector split is the same as that of the

eb7ce031 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/08/02 16:14

fixed a bunch of bugs in the unified allocation code.

46f3700e – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/08/02 04:16

Fixed two issues pointed out by Greg

6775de3e – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/08/02 04:14

Unified allocation of fine energy and pulses.

c890b58b – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/08/01 18:26

Completed the separation of coarse and fine energy quantisation

7364e758 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/07/31 20:11

Split coarse and fine energy quantisation

400d76e5 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/07/26 05:15

bump bit-stream version

5c0d486f – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/07/24 04:49

Better bit allocation for all frame sizes that are not equal to 256.

1d27ef8b – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/07/20 19:30

Re-implemented renormalise_bands() based on renormalise_vector().

6361ad8d – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/07/20 19:14

Simplified the folding normalisation by creating renormalise_vector().

df38f2bf – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/07/20 16:36

Re-enabling folding/intra for transients

2c733067 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/07/17 12:22

isolated the folding part of the code that's common in vq.c

7028d62f – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/07/10 19:06

Do not encode the short-window bit when not applicable.

bd7de0a7 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/07/06 06:57

cleaned up transient_analysis() and replaced the algorithm with a simpler one

f4578196 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/07/04 12:47

fixed-point: conversion of pre-echo avoidance now complete.

0ceccb2d – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/07/03 16:41

fixed-point: more work on the time window (almost done)

e4aeb472 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/06/29 08:06

More fixed-point conversion of the time window.

528f4b86 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/06/28 23:46

More fixed-point work on the time window -- including conversion of the gain

9375aa4f – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/06/27 03:57

Cleaned up the pre-echo avoidance code so it works when compiled as fixed-point

16ca18b9 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/06/18 19:44

Automatically choosing the overlap based on the frame size.

9d1decd1 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/06/17 09:28

short-block MDCT

12b22484 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/06/16 10:13

Implemented two pre-echo avoidance techniques: time-domain pre-emphasis and

b0c153b1 – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/06/11 14:05

Doing the cwrs split in dimensions should save a few bits.

f892d5f6 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/06/10 19:46

Turns out maxK and maxM were also inverted in fits_in64()

51891c9d – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/06/10 16:57

fixed a cwrs bug in fits_in32()

679083f4 – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/06/10 13:23

Implemented split-cwrs for very large codebooks (>64 bits), but still getting

5aff7c04 – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/06/10 12:25

Implemented a cleaner way to detect whether CWRS codebooks fit in 32 or 64 bits

78062308 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/06/09 11:40

Suggesting .oga as extension for Ogg files

19f9dc98 – Peter Kirk <peter.kirk@gmx.de> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2008/06/06 10:38

Use EXPORT macro in a way compatible with win32

96748cf3 – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/06/06 13:04

Allowing frames up to 512 samples

c6ca4992 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/06/01 19:19

Infrastructure work for a psy model

13294b54 – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/05/30 12:07

Adjusted stereo bit allocation to be higher than mono for the same alloc line

54e860dc – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/05/30 11:48

Brought the mdct masking function up-to-date

45e358f6 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/05/27 20:58

Making the Laplace test case pass again

4c6ee567 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/05/27 18:17

Preventing encoder-decoder mismatch when energy values are too large to be

987921a0 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/05/26 19:46

fixed the skipping of the zeros (skip the zeros instead of the good samples!)

f4f5dac8 – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/05/23 13:27

Doing mid-side stereo when not doing intensity.

bf2d648b – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/05/23 12:57

Implemented intensity stereo, which required changes all over the place

7bd2b9e0 – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/05/23 10:23

More stereo infrastructure

fe0b8e8d – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/05/23 09:35

infrastructure changes for upcoming stereo improvements

21f26661 – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/05/22 12:49

Preventing some encode/decoder mismatch situations at low bit-rate. Also, some

03b645d5 – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/05/16 09:28

doxygen version number

ab5e0610 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/05/15 17:53

version bump to 0.3.2

59093c09 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/05/15 17:53

Added calls to query the bit-stream version.

b9da9e45 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/05/15 16:21

Some code for packet loss and bit error simulation

6855bf69 – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/05/07 12:44

More bit allocation tuning

ad637190 – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/05/07 09:44

Implemented rate-dependant allocation for the fine energy quantisation.

827f9317 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/05/06 19:21

Packing the pitch parameters first to improve robustness to bit errors with

52824c79 – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/05/06 14:01

Some tuning improvements, more to come

2de66199 – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/05/05 12:05

Disabled pulse spreading until I can show it actually helps

2dc4b2d9 – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/05/05 11:43

Slightly less arbitrary gains for intra prediction.

9a8bac01 – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/05/05 08:02

Using only a sign for the intra prediction instead of using up to 5 bits for

24c9cdac – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/05/02 06:34

Fixed a bug in the PLC and added code to estimate the pitch from the synthesis

a1bb9c70 – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/04/28 13:30

Error detection in uint decoding (can no longer return an int that's out

eaeb0b77 – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/04/28 11:57

Better value for prediction coef beta

56cf2d6a – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/04/28 11:56

Added code for simulating bit errors

c95ab8cc – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/04/23 14:03

mdct_overlap no longer needed

47c248a5 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/04/26 04:16

Added STDIN_TUNING to make it easier to tune CELT

69326837 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/04/25 18:54

bump version number

cb1cf2f1 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/04/25 18:39

Brought the mdct test-case with the recent changes to the mdct semantic

ef100274 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/04/24 04:29

SHORTCUTS now disables the encoder's de-emphasis (i.e. can't check encoder

4ce9205f – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/04/23 09:42

Optimisation: caching the divisions used in the Laplace encoder.

e488a107 – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/04/23 07:57

removed two shifts from the pitch estimation inner loop

56120d06 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/04/23 04:49

Better indexing for find_spectral_pitch()

3ccf3a56 – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/04/22 13:08

Reverted to the old MDCT behaviour of only doing down-scaling in the FFT.

8ddd7f40 – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/04/22 09:37

mdct_backward now does the WOLA, so there isn't much left in compute_inv_mdcts

4989c121 – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/04/22 08:18

Moved the windowing from compute_inv_mdcts() to mdct_backward()

447e5b8f – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/04/22 06:13

Separated the pre-rotate from the window+shuffling and further simplified

ef0d5f15 – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/04/22 05:49

Further simplifications to the forward mdct

41880805 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/04/22 03:50

non-negative mdct input index

30e1b4d3 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/04/21 20:10

Moved the windowing operation from compute_mdcts() to mdct_forward() in an

ba11d783 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/04/21 17:59

Passing the mode to the intra prediction functions so the single-channel case

2146e649 – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/04/21 11:08

Disabling pitch when gain is very small.

431e4646 – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/04/21 09:54

Making stack push a tiny bit clearer to the compiler -- don't think it really

945d0df7 – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/04/21 09:41

s/B/C/ in the intra stuff to have the same notation as everywhere else

8c4877bd – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/04/21 08:15

Bit better indexing in intra_prediction()

50bf8b01 – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/04/21 08:14

Removing some unnecessary initialisations to zero.

dff9b7eb – Jean-Marc Valin <Jean-Marc.Valin@csiro.au> authored on 2008/04/21 07:43

Another bunch of do-while() loops

d7291d24 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/04/21 03:53

Further simplifications to comb2pulses() to remove all conditional branches.

7aa9d8c7 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/04/20 20:04

Saved some memory by reducing the size of some arrays to only what's needed.

62290065 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/04/20 18:16

Better indexing of pre/de-emphasis in celt_{en|de}code().

1a3ed79c – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/04/20 16:39

Saved two copies when computing MDCTs of mono signals

bdb58836 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/04/20 13:42

more use of CELT_COPY in celt_encode(). Also fixed a stack size bug for stereo

0bc5f7fc – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/04/20 13:16

This both reverts 3fe0db172c334b4fc3fc773cb08d96867402b532 that caused

65fb92e8 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/04/19 18:24

more restricted pointers in celt.c

70720a37 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/04/19 17:39

added a shortcut (SHORTCUT) to skip the spreading function in the pitch search

91ecf24e – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/04/19 15:44

encoder pre-emphasis now in 16-bits

53695789 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/04/19 08:58

better indexing in exp_rotation()

884916fb – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/04/19 08:53

better mdct_backward() indexing

f11d6f49 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/04/18 19:13

optimisation: giving more hints to the compiler about the sizes in

d583b246 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/04/18 18:19

a few minor optimisations