shithub: opus

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.

b2f59009 – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2010/12/15 00:12

Move skip coding into interp_bits2pulses().

7cbf168c – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2010/12/14 16:55

More allocation function updates.

ffe10574 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/12/14 19:36

Tim just rewrote half of the bit allocator -- hope it works now

9651ffdb – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/12/14 11:41

This fixes a bunch of bit allocation bugs

fa50d3ac – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/12/14 10:02

More negative bits prevention

dcacb73c – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/12/14 08:39

Preventing negative bit allocation

6cbfbc38 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/12/14 06:53

Tuning for 2.5 ms frames

425cfd3e – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2010/12/13 11:56

Fix 2-phase stereo in the encoder

70d30ffc – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2010/12/13 08:50

Using overlap=shortMdctSize even for 2.5 ms frames.

546dfa19 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2010/12/10 12:18

Adapting the allocation trim based on the spectral tilt

dfd6e714 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/12/09 18:23

Adding some hysteresis on the folding threshold frequency

85bbab0b – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/12/09 10:23

Fixes a fixed-point overflow in stereo angle calculation

fddc521a – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/12/09 09:28

Completely new transient analysis algorithm

2b747c98 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2010/12/08 06:06

Simplifying the allocation code and making sure both channels get a bit

52dc66b8 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/12/06 16:31

Take into accound the 32-bit limit in the VQ

79b34eb8 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/12/05 12:22

Add API support for unconstrained VBR

9faf7408 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/12/04 05:27

Keeping the allocation of the intensity-codec bands

a4badac9 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/12/03 10:20

Making VBR slightly exceed the budget rather than fail

30165bba – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/12/03 09:35

Fixing the most obvious problems with the VBR code

e5e9aa79 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2010/12/02 11:09

Fixes some side-information rate control issues in VBR mode

e65978fe – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2010/12/02 08:46

Adding a dual stereo option.

100ae8ce – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2010/12/01 13:45

nothing to see here

1bfa18cb – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2010/12/01 11:11

Fix totally broken bit allocation for non-mainstream modes (e.g. powers of two).

bad42a7d – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2010/12/01 09:54

Better tuning for 5 ms frames

4b087df5 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/11/30 16:08

Increasing resolution of the alloc trim

dd4bf63a – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/11/30 10:31

Tuning higher bit-rate to behave a bit more like Vorbis.

4f177e85 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/11/26 05:32

Intensity stereo now in the bit-stream

fb031119 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2010/11/25 11:32

Allocate remaining bits with constant SNR offset

9b4ed5e2 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/11/24 13:01

Implementing intensity stereo.

128d0c1c – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/11/24 12:43

Tuning the allocation trim_offset for shorter frames

e6d7c084 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2010/11/19 09:43

Minor tuning to the last band

c992a0d7 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2010/11/19 09:06

New bit allocation tuning now enabled by default

54d84c01 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2010/11/19 06:45

Bit allocation wotk.

0722c16d – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2010/11/16 05:55

Good catch by John Ridges

ef2e6505 – Timothy B. Terriberry <tterribe@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2010/11/08 20:43

Add coarse energy entropy model tuning.

99a19474 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/11/08 19:13

0.9.1 release

1ad93cf4 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/11/06 18:02

Fixes several fixed-point overflows in the PLC code

e53c4bc5 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/11/06 17:41

Fixes a silly fixed-point scaling PLC bug

d7231dd1 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/11/06 16:30

Giving up on reusing the saved overlap in the PLC

bc4a0023 – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/11/06 14:11

PLC fixes

8f6d12be – Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> authored on 2010/11/06 08:11

Adding float|fixed suffixes to static mode files

6c12497c – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2010/11/05 10:55

Increases the probability of alloc_trim==2 to reflect the latest changes

44a96007 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2010/11/05 07:39

Minor tuning

9743bf38 – Gregory Maxwell <greg@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2010/11/04 16:45

Switch iteration over channels to the do{}while(); construct in order to inform the compiler that the these loops execute at least once. (This results in more intelligent output from the clang static analysis tool and should also produce faster code on at least some architectures.)

60c316b4 – Gregory Maxwell <greg@xiph.org> authored and Jean-Marc Valin <jean-marc.valin@usherbrooke.ca> committed on 2010/11/04 16:14

Eliminate some promotions to double. A fair number of implicit promotions remain but they all involve math functions which exist only as double precision form in C89.

fa1ca199 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2010/11/04 11:59

Make sure that we always code the sign of N=1 bands

a3a066cb – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2010/11/04 11:15

Fixes some stereo issues where the right channel wasn't taken into account

35095c69 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2010/11/04 09:24

Squashed commit of the following:

bc2c4548 – Jean-Marc Valin <jean-marc.valin@octasic.com> authored on 2010/10/28 10:27

Fixed the PLC, which had been broken for a while