shithub: opus

df726557 – Thorvald Natvig <slicer@users.sourceforge.net> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2010/01/16 03:06

Change name of libcelt to libcelt0

7f182296 – Stefan de Konink <stefan@konink.de> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2010/01/07 16:27

Updates celtclient to the new API.

74128bef – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/01/01 04:33

fixed-point: converted PLC filters and LPC parameters

303b3b62 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/12/30 17:40

fixed-point: starting conversion of the new PLC

07fed1bf – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/12/28 02:59

Adding a safeguard against unstable LPC, so now there's no way (that I can

d69c1cb3 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/12/27 19:34

Making new PLC code work in fixed-point even though it's still using float

aec0ee41 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/12/20 19:06

C89 friendliness

d5f99308 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/12/16 17:42

This fixes a bug in stereo PLC (offset wasn't changed between channels)

5a0fae53 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/12/14 16:19

PLC: Added lag windowing and constraint to synthesis energy

b8002a0e – Thorvald Natvig <slicer@users.sourceforge.net> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2009/12/11 08:19

Varlength arrays fix for C89

e14fe904 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/12/10 19:07

New LPC-based PLC code

1ccfd3cc – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/12/02 16:07

Oops, forgot to free the pitch bufer

6fd02706 – George de Vries <George.deVries@oa.com.au> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2009/12/02 15:59

Fixing (read) array overrun for 1024-sample frames.

aebb6fd6 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/12/02 02:04

Some work on the pitch search weighting filter (still disabled)

e465c149 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/11/25 19:39

Reorganised the pitch code to simplify the PLC case and fixed a buffer overflow

7a7c42a7 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/11/25 15:38

Fixing a few memory errors

065dafdc – Thorvald Natvig <slicer@users.sourceforge.net> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2009/11/24 20:02

Use stack_alloc for pitch.c

e05e7e23 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/11/21 18:41

minor code cleanup

6d584acd – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/11/21 16:57

Renamed MDCT functions to avoid symbol clashes with Vorbis

9319e3e6 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/11/09 08:51

Removing original freq-domain pitch code

294863bb – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/11/08 17:29

Temporal pitch search

5ed24f81 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/31 09:43

celt_ilog2() is only used in fixed-point mode

8c7bb4c9 – Timothy Terriberry <tterribe@motherfishIV.xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2009/10/31 06:19

Expose the normalized range for reciprocal square roots in fixed-point mode. This allows subsequnt calculations to use the full precision of the result.

630ee44a – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/24 10:29

SMALL_FOOTPRINT preserves the special n=1 cwrs case

c2f7dff5 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/24 07:44

Added a SMALL_FOOTPRINT option

a3803a98 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/24 07:24

misc minor changes

f81edea0 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/23 18:33

removing more unused code

789fc141 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/23 17:44

Removing unused code in the entropy coder

954fb110 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/22 17:14

doxygen fix

7a047ea0 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/21 20:23

prevent busting at ridiculously low bit-rate VBR

45f11105 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/21 20:12

Making sure the VBR controller never busts the number of bytes allowed

25767d1c – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/21 19:24

Better computation of the VBR rate upper bound and reducing the coarse energy

a9ffc14a – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2009/10/20 20:18

Enhancements the fixed-point approximations of non-linear functions.

ab4dcc5c – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/21 03:08

Allow coarse energy to take almost all the bits. Also, fixed a some issues with

73bf6332 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/20 03:22

Making the multiplication in normalise_residual() produce a 32-bit result just

4a275d4d – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2009/10/19 22:39

Accuracy improvements to the fixed-point celt_rsqrt().

a3bba38b – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/20 03:13

This should prevent a rare divide-by-zero in the pitch gain code

bd5d54ad – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/19 20:25

New VBR rate controller that doesn't allow more than one frame worth of excess

328b8bd7 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/19 15:07

fixed a few trivial bugs: exporting celt_strerror(), changed DB_SCALING to a

234969c9 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/17 18:12

Removed the _t from all the celt*_t types to avoid clashing with POSIX

8b2ff0da – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/17 17:40

Updated copyright notices

30f7f813 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/17 10:35

Changed all the celt*int*_t types to remove the _t suffix, which is reserved

d35d6775 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/16 19:16

Constrain the pitch gain to prevent potential instabilities.

163b02eb – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/16 17:32

Now using a unique ID for CELT_ALLOC_FAIL

ece94a04 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/16 03:30

Improved error handling, and implemented celt_strerror()

80ed1476 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/15 17:45

The number of channels is now set when creating the states rather than when

bf2398b0 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/15 03:28

first step for removing the number of channels from the mode

6a978022 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/13 16:35

Adjusting the allocation for stereo directly in the alloc function rather than

a9947c48 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/08 19:10

merged the code for quant_bands() and unquant_bands()

f7a1e165 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/07 02:56

Renamed mix_pitch_and_residual() to normalise_residual(), after minor

f6dc1eba – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/06 16:08

Further simplifications to mix_pitch_and_residual() (which no longer does

8861955d – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/04 17:35

Doing the mdct shaping in the normalised domain, so that energy is preserved

185cabfa – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/03 21:17

stereo allocator tuning

39f68ac9 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/03 19:27

making compute_ebands() a tiny bit less stupid.

e12017ee – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/03 09:57

moved the de-emphasis code to a separate function (shared between encoder and

de678587 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/03 06:36

Simplifying the IMDCT

aa4f58bd – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/03 05:27

Simplifications to the code

40fc6793 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/02 20:33

more stereo simplifications

abd67230 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/02 20:25

No longer interleaving channels of the normalised spectrum. Also fixed the

676c5fd5 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/02 19:50

simplifications to the stereo code

1e3263a2 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2009/10/02 13:48

Fix for some test program compat and an assertion that didn't make sense anymore

4213a725 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/10/01 15:42

Demoved the divisions from the inner pitch prediction loops, bumped the version

d5e5436e – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/09/30 16:50

Fix for folding_decision() in stereo mode and more cleaning up of the code

7013db7c – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/09/29 19:45

Fix stereo mismatch problem

6db9e6ef – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/09/29 19:16

Bringing back min_bins=3 for now

75732de1 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/09/29 18:35

Tuning the spreading rotations

4834c92e – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/09/28 15:17

More simplifications from denorm pitch

095c1782 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/09/17 18:38

Removed code that is no longer necessary with denorm pitch and spreading

92ae3702 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/09/16 03:57

enabling denorm pitch only at low bit-rate

00fb6b07 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/09/15 19:39

fixed-point: denorm pitch converted

ab220aa2 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/09/15 18:38

denorm pitch works in fixed-point (though there's still some floats left)

4c77ea96 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/09/14 18:50

doing pitch in denormalized domain

515136a3 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/09/13 16:15

removed unused #ifdefs

3aa3afe7 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/09/11 16:28

Only calling intra_fold() when there's no pulse allocated

a7750b90 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/08/29 18:52

Re-introducing the successive rotations as a way to control low-bitrate

0f0da999 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/08/12 17:34

Better fading for PLC: no fading for the first loss, muting after 6

9714f66d – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/08/12 16:29

Disabling some checks for the C55

bb275c41 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/08/11 18:12

Making it possible to use the C64x FFT

79b36199 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/07/20 19:33

Forcing side to be orthogonal to mid for N=2. This saves one degree of freedom.

fbfddf70 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/07/19 17:07

Making sure each band has a width that's a multiple of the number of MDCTs

692c33f8 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/08/09 05:21

Fixes typo in C6x macro.

5a70097d – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/08/08 09:23

C89 and 16-bit fixes

54669dc8 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/08/01 19:22

Allocating enough mem in celtenc/celtdec to handle 1024-sample frames

e610864c – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/08/01 19:05

This fixes a VBR bug introduced by raw bits. We should not write any raw

91f07dc1 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/07/25 16:42

Changing some code to use BITRES directly instead of its value.

949a29bf – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/07/25 16:16

Raw bits encoding/decoding functions renamed to *_raw() and re-introducing

50cf82f7 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2008/10/23 16:07

Raw bits enabled for the multiply-free range coder too.

c08be448 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/06/17 19:23

Implemented "raw bits"

8d940a66 – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2008/10/19 10:41

Change end-of-stream handling in the range coder.

164a2296 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/07/22 03:48

Reducing the size of the pulses->bits cache by restricting the number of pulses

cb8780ca – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/07/20 19:40

C89 compatibility fixes for pseudo-stack mode.

8ccf1485 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/07/13 16:37

Bump version number to 0.6.1

43dd8a58 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2009/07/13 13:50

Allocating 100k for the pseudo stack so we're sure to be (more than) safe

c81af944 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2009/07/13 11:40

ietf doc: Last minute changes to the drafts

3ea5ea45 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2009/07/13 07:10

Clarifying the transient time-domain pre-emphasis and energy prediction to

2c44b554 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/07/12 18:19

Updating draft to match latest code changes

798ab38b – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/07/12 16:41

Using normalised M/S stereo data for folding and use separate folding gains

0719f6fc – Gregory Maxwell <greg@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2009/07/09 13:07

This patch makes it safe to call the encode / decode functions with a NULL pointer in place of the pcm buffer.

4da9e94c – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2009/07/11 20:58

Using MS stereo for all bands, fixing a few bugs in the stereo folding

94b39e95 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2009/07/10 07:51

ietf doc: clarifications