shithub: opus

9ce95e0b – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2011/01/25 14:12

anti-collapse tuning

72a55477 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2011/01/25 10:58

Oops, fixed the sqrt(2) constant for anti_collapse()

d121260f – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2011/01/25 08:11

Minimum period is now 15

01fa3389 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2011/01/24 12:21

Taking LM into account for anti-collapse

68b8d72e – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@octasic.com> committed on 2011/01/24 07:50

Fix off-by-one error in ec_laplace_encode.

495114b7 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2011/01/24 10:53

Moving energy floor to coarse quantization

6ec2ca56 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2011/01/23 13:22

Clipping the encoder input to +/-2 to prevent scaling errors

3a56c9e1 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2011/01/23 06:34

prefilter/postfilter now forced off in Opus hybrid mode

eafd8a7f – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2011/01/22 19:24

Simple DTX/CNG implementation

2293e461 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2011/01/22 17:29

Considering "badness" in two-pass quant_coarse_energy().

ad3d813f – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2011/01/22 16:22

Stop uselessly calling haar1() when resynth=0

568326bf – Gregory Maxwell <greg@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2011/01/22 15:16

Prevent out of bounds access to collapse_masks.

8f02c482 – Gregory Maxwell <greg@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2011/01/22 09:57

Correct an encoder/decoder mismatch at low volume levels. Relax some low level clamps so that the dynamic range can extend further below the 16bit floor.

5c2ac2b7 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2011/01/22 09:48

Tracking the background noise level

620e716b – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2011/01/21 13:41

Defining merge_stereo() when S==-M or S==M

6bdc53b8 – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2011/01/20 18:08

Fix collapse_masks overflow for mono.

5da938b2 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2011/01/20 19:07

Reorders some operations in anti-collapse to reuse values

986e2695 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2011/01/20 19:02

Prevents taking the log of zero in fixed-point

63fb61f1 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2011/01/20 17:52

Using previous range coder state for PRNG

e8a373fd – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2011/01/19 15:47

Fixes an irrelevant uninitialized bug

a363e395 – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2011/01/18 05:44

Remove useless ec_dec_tell() call.

21af73eb – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2011/01/19 11:30

Make collapse-detection bitexact.

87efe1df – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2011/01/18 09:44

Adds an anti-collapse mechanism for transients

2ce5c63d – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2011/01/17 15:50

Moving the tapset signalling to the beginning of the stream

8d367029 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2011/01/17 11:37

Adding tapset decision logic

dfa847a2 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2011/01/17 06:37

Support for multiple postfilter tapsets

d85018cb – Gregory Maxwell <greg@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2011/01/13 09:38

In CVBR mode the rate selection was failing to add bytes which were about to fall off the end of the bitres and never be reusable, causing undershoot.

5677e34f – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2011/01/13 11:15

Setting oldBandE to zero outside of [start,end[

f0d828fc – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2011/01/13 10:01

Minor code cleanup, nothing to see here

a387ebfc – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2011/01/13 08:22

Proper scaling for the mid folding

173774bb – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2011/01/12 11:34

Replace log2_frac in the delta offset calculation.

2b13401f – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2011/01/12 11:13

Allowing the tf recombining to go all the way to LM=3

6b565268 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2011/01/12 06:27

Fixes constrained VBR

44203907 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2011/01/12 04:22

Enforces bands of even size even for custom modes

235c64b9 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2011/01/11 12:05

Using a step pdf for the stereo itheta encoding

c52d7689 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2011/01/11 04:42

Minor fixes to testcases

da290c88 – David Schleef <ds@schleef.org> authored and Jean-Marc Valin <jean-marc.valin@octasic.com> committed on 2011/01/01 15:03

Add --export-symbols-regex

b045a26a – David Schleef <ds@schleef.org> authored and Jean-Marc Valin <jean-marc.valin@octasic.com> committed on 2011/01/01 14:52

MSVC build fixes

2d333b4d – David Schleef <ds@schleef.org> authored and Jean-Marc Valin <jean-marc.valin@octasic.com> committed on 2011/01/01 14:47

Use more standard test for lrintf/lrint

ecefde3d – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2011/01/11 04:20

Fixes the recombining stride and the deinterleaving stride

8cfda4a3 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2011/01/11 01:39

Using intensity_stereo() when itheta==0

a66b7574 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2011/01/10 08:21

Defines MAX_FINE_BITS to ensure that we're using the same value everywhere

9d2d0510 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2011/01/10 07:45

Using tell() rather than log2_frac() to compute qalloc

d9f6ec3f – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2011/01/10 05:52

Changes the N=2 stereo case to use the same sign convention as N=1

c2095a29 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2011/01/10 05:35

Max delta: +/- 16384

d9127edb – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2011/01/10 05:34

32-bit fixes

75f99bc5 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2011/01/10 05:02

Make LCG 16-bit clean

08ef1f4c – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2011/01/09 15:04

Properly skip padding in testcelt for stereo.

76469c64 – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2011/01/07 04:18

Prevent busts at low bitrates.

051e044d – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2011/01/08 17:11

Fix Jean-Marc's sqrt(0.5) constants.

d0aa9f86 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2011/01/08 20:27

Tuning the split allocation for temporal masking

a714994b – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2011/01/04 05:26

Use B0 instead of B for decisions in quant_band().

1cb32aa0 – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2011/01/04 04:07

Fix rounding in bits2pulses search.

845dfa19 – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2011/01/02 11:53

Changes to ec_dec_cdf() to support 8-bit tables.

79d76a2e – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2010/12/30 04:06

Code intensity offset relative to start.

d6f61571 – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2010/12/30 04:04

Make the dynalloc boost run over [start,end).

8893e530 – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2010/12/30 03:56

Fix the limits for CELT_SET_END_BAND_REQUEST.

fe40ddd9 – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2010/12/30 03:43

Update the maximum fine bits everywhere.

949f1801 – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2010/12/30 03:38

Move fine_priority calculation after the bust cap.

fa7215fd – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/12/29 10:19

Fixing stereo renormalisation

509ad208 – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2010/12/27 13:20

Move tf_select before the tf_res bits.

41a15e6c – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/12/27 11:33

Fixes tf_select_table[][] (missing commas)

cf874373 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/12/21 20:03

Minor tweaks to the max allocation

20e4c6a6 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/12/21 17:27

Removing FIXMEs that were fixed

8fcde379 – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@octasic.com> committed on 2010/12/23 06:01

Clean up some type usage.

df2c71ea – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@octasic.com> committed on 2010/12/23 03:06

Use _BitScanReverse for EC_ILOG with MSVC.

1aaa50d1 – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2010/12/21 12:45

Update ec_dec_cdf() to use an unsigned cdf[].

de31e7e0 – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2010/12/21 12:30

Add test coverage for entropy coder compatibility.

4e955ed3 – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2010/12/21 11:36

Fix a typo in ec_byte_write_done().

7365c7d1 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2010/12/21 11:30

Don't enable the post-filter in Opus hybrid mode

30df6cf3 – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@octasic.com> committed on 2010/12/21 03:42

Entropy coder clean-up.

59858633 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2010/12/21 06:28

Added highest allocation line possible

dc6d69e6 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/12/20 20:04

Ordering Hadamard frequencies when increasing the time-resolution.

034efa52 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/12/20 19:19

Tuning the dynamic allocation probability and increment

88bab52a – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2010/12/20 11:58

Bump bit-stream version

e8a8582b – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2010/12/20 06:40

Bump to 0.10

6ba0b350 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2010/12/20 06:40

Being a bit more careful about enabling the post-filter

6e4b9dc0 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/12/19 16:36

Turning noise filling back on for cases where we have no data to fold with

9b98aaa7 – Gregory Maxwell <greg@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2010/12/18 21:50

Eliminate some divisions from rate.c.

7c673cfc – Gregory Maxwell <greg@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2010/12/18 21:26

Fix for the allocation going negative. (bits[j] >= 0 assert)

53454f49 – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2010/12/17 23:51

More simplifications to the decoder renormalization loop.

e86fb268 – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2010/12/17 09:50

Replace ec_{enc|dec}_bit_prob() with ec_{enc|dec}_bit_logp().

8c23a3a0 – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2010/12/17 09:32

Subtract one from dif in the range decoder.

a0b664df – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@octasic.com> committed on 2010/12/17 05:49

Add a generic CDF decoding routine.

3fed34ae – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2010/12/17 09:17

Giving less bits to single-bin bands.

f33a7fb8 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2010/12/17 08:38

Fixed the spreading probabilities (1-x)

320cf2e2 – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@octasic.com> committed on 2010/12/17 00:52

Re-organize spreading/folding constants.

cd84e3d0 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/12/16 17:29

Re-enabling post-filter on 2.5 ms frames

428a77d6 – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2010/12/16 11:50

More cleanups to compute_allocation().

76ea41e1 – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2010/12/16 09:39

Give the bit we reserved to end skipping back when we don't use it.

8e31ab3d – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/12/16 11:45

Making lower sampling rates use the same allocation table

8e447678 – Gregory Maxwell <greg@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2010/12/16 09:22

Terminate the coding of skip bits at the last dynalloc boosted band. Otherwise the bitstream allows non-sensible behavior by the encoder (dynallocing bits into a band and then skipping it). This reduces skip bit overhead by about 2-3% at moderate bitrates with the current encoder.

034172ba – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/12/16 09:40

Making the encoder fail less often at stupidly low bit-rates

5c80391b – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/12/16 09:11

Comments, low bit-rate busting avoidance

df6620eb – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/12/16 08:07

Setting fine_priority for skipped bands

66c5ab4f – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2010/12/16 03:39

Rebalance N=1 allocations during interp_bits2pulses().

405e6a99 – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2010/12/15 15:46

Change strategies for allocation hole prevention.

7627b9f6 – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2010/12/15 03:22

More compute_allocation() fixes.

4777f069 – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2010/12/15 01:56

Store the total budget of compute_allocation in BITRES units.

283a9b60 – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2010/12/15 00:35

Don't stop force-skipping on the first manually skipped band.