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9d312b97
– Jean-Marc Valin <
[email protected]>
authored
on 2008/03/05 12:34
Defining RADIX_TWO_ONLY removes all butterflies, except for radix 2 and 4.
f93747c4
– Jean-Marc Valin <
[email protected]>
authored
on 2008/03/05 12:20
fixed-point: changed find_spectral_pitch() to use single-precision (16-bit) FFT.
b624cdd2
– Jean-Marc Valin <
[email protected]>
authored
on 2008/03/05 08:40
fixed-point: masking curve computation now converted. ***Fixed a bug in the
b0c93c66
– Jean-Marc Valin <
[email protected]>
authored
on 2008/03/05 08:12
oops, pgain_table now has half the number of elements
92376697
– Jean-Marc Valin <
[email protected]>
authored
on 2008/03/05 06:31
fixed-point: converted the pitch gain quantisation, except for the codebook
a1bc18a3
– Jean-Marc Valin <
[email protected]>
authored
on 2008/03/04 17:52
compute_band_energies() merged with normalised_bands()
069c3de6
– Jean-Marc Valin <
[email protected]>
authored
on 2008/03/04 15:38
Removed deprecated mode interface and added missing include
7137c26e
– Jean-Marc Valin <
[email protected]>
authored
on 2008/03/04 12:43
fixed-point: exp_rotation() now fully converted, using an approximation of the
a31899f0
– Jean-Marc Valin <
[email protected]>
authored
on 2008/03/03 17:28
added suffix to real fft. The celtclient can now be built with an unmodified
300cb5b8
– Jean-Marc Valin <
[email protected]>
authored
on 2008/03/03 12:52
First attempt at adding a suffix to kiss_fft functions so we can have multiple
bc60f8b3
– Jean-Marc Valin <
[email protected]>
authored
on 2008/03/03 12:23
making sure __GNUC_PREREQ() is only used when __GNUC__ is defined
730c6e39
– Jean-Marc Valin <
[email protected]>
authored
on 2008/03/03 11:38
Applying the window properly in find_spectral_pitch()
ddb181b7
– Jean-Marc Valin <
[email protected]>
authored
on 2008/03/03 09:53
A bit more reordering in stack memory allocation -- saved 1024 bytes on peak use
137ec8e9
– Jean-Marc Valin <
[email protected]>
authored
on 2008/03/03 09:44
applying the pitch windowing directly in find_spectral_pitch()
05080b4b
– Jean-Marc Valin <
[email protected]>
authored
on 2008/03/03 09:23
No longer storing the zero parts of the in[] array in the encoder
632f218b
– Jean-Marc Valin <
[email protected]>
authored
on 2008/03/03 09:08
Pitch predictor now uses a larger range of offset by not being limited to the
0141723d
– Jean-Marc Valin <
[email protected]>
authored
on 2008/03/03 08:59
compute_mdcts() no longer reads the part of the input that should be zeros
3e08a883
– Jean-Marc Valin <
[email protected]>
authored
on 2008/03/03 08:49
Only the (rising) overlap part of the window is stored now. No need to hold the
f28062fe
– Jean-Marc Valin <
[email protected]>
authored
on 2008/03/03 08:24
Don't bother multiplying when the window's value is one or zero
4c2787a4
– Jean-Marc Valin <
[email protected]>
authored
on 2008/03/03 05:04
Laplace encoder now works with 16-bit frequencies
37942649
– Jean-Marc Valin <
[email protected]>
authored
on 2008/03/01 17:55
Saved 4 kB of stack usage in find_spectral_pitch() by doing the FFT in-place
a556694e
– Jean-Marc Valin <
[email protected]>
authored
on 2008/03/01 15:14
Stereo pitch search no longer requires twice the memory/complexity.
d748cd55
– Jean-Marc Valin <
[email protected]>
authored
on 2008/03/01 02:27
Another C90-fying pass. Fixed some warnings in the process.
81b38c22
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/29 16:08
Moved mdct state and window to the mode so it can be shared between multiple
37131e3a
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/29 15:03
Just realised half the twiddles in the real FFT weren't even used. Removing
8d4ac155
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/29 12:24
Saved on stack usage by changing the order of the allocation
9b9e9862
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/29 12:07
Bit of memory reduction in the pitch search. More needed.
cac91ec4
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/29 12:03
Fixed temp arrays that were allocated too large (no change in peak mem)
877b1975
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/29 11:40
fixed-point: converted intra prediction and folding, unb0rked mixed-precision
8600f69f
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/29 10:14
Initial support for a managed stack/scratchpad. Still needs some work.
8b2a5923
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/28 19:32
fixed-point: energy quantisation is entirely converted now.
47bf175f
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/28 19:07
fixed-point: a few more bits converted from the energy quantisation. Almost done
68b02b10
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/28 18:37
fixed-point: copied the exp2 implementation from Speex, using it for dB2Amp()
98193470
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/28 12:46
fixed-point: unquant_energy_mono() has received the fixed-point code from
d0316201
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/28 11:52
fixed-point: second check-point on quant_energy_mono()
43b3537d
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/28 11:41
fixed-point: first check-point on quant_energy_mono() conversion
4e1328b0
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/28 10:14
fixed-point: alg_quant() entirely converter -- may require revisiting...
8b158f56
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/28 09:44
fixed-point: (hopefully) last check-point for alg_quant() conversion
642ff944
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/28 09:33
fixed-point: The cross-products in alg_quant() are now all converted.
ed9e4236
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/28 07:22
fixed-point: second check-point in the conversion of alg_quant()
f675adce
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/28 07:15
fixed-point: First check-point in alg_quant() conversion
a02ca1ee
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/28 06:33
fixed-point: Added a ROUND() operator, no real change to the code
5e171490
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/27 19:07
Removed some unused parameters and fixed a couple -W warnings
3ca9b1d2
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/27 18:50
fixed-point: Moved sqrt and cos approximations to mathops.h
a847b775
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/27 12:46
fixed-point: done with mix_pitch_and_residual() though a bit of cleaning up
1ca07225
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/27 12:23
fixed-point: mix_pitch_and_residual() check-point #3
b50c541d
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/27 12:05
fixed-point: another mix_pitch_and_residual() check-point
d17edd35
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/27 11:52
fixed-point: half-way converting mix_pitch_and_residual() -- just check-pointing
9d8d9b3f
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/27 11:17
fixed-point: compression factor (alpha) now a 16-bit value (still internally
9fbb56a5
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/27 10:44
fixed-point: converted pitch_quant_bands() -- that one was an easy one-liner
ff74e396
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/27 10:35
fixed-point: converted compute_pitch_gain() and removed the energy-based
3f382cae
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/27 09:07
Fixing pi again before another massive public outcry
387a20d7
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/27 08:49
fixed-point: exp_rotation() mostly converted (still need to convert the cos/sin)
e40a19cb
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/27 07:09
fixed-point: no float vars left (and nearly no float ops left) in celt.c
5d561834
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/27 06:59
fixed-point: log-energy for previous frame now a 16-bit value. This currently
d4018c3a
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/27 05:09
Reduced code duplication in vq.c by adding mix_pitch_and_residual() which
b30dd9e1
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/26 15:32
fixed-point: got stereo to work again by fixing renormalise_bands()
2805a14e
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/26 12:02
fixed-point: celt_pgain_t now a 16-bit value (Q15)
8835a4df
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/26 11:35
Removed useless masking curve for current frame and ignored Fs argument to
b60340f7
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/26 10:41
fixed-point: band energy now a 32-bit value. It might have (barely) fix into
e901fe35
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/26 09:46
fixed-point: added a celt_ener_t type for band energy.
e995c31f
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/26 08:48
Put the channel count outside of the energy calculation. Increased the allowed
65d79e44
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/26 02:38
Corrected the last digit of pi after massive public outcry :-)
b5a4c40d
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/25 12:58
Ogg decoder does gapless for the beginning of the file.
b4dfce46
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/25 12:41
fixed-point: Using a NORM_SCALING of 16384, sig_norm_t is still a float though.
49ca99ef
– Jean-Marc Valin <
[email protected]>
authored
on 2008/02/25 09:05
fixed-point: initial support for using the fixed-point MDCT (rest is still all
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