Jean-Marc Valin
86cb7e8600
oops. Another 16-bit fix
2008-03-01 08:45:55 +11:00
Jean-Marc Valin
9e006b6dc0
16-bit fix
2008-03-01 08:33:51 +11:00
Jean-Marc Valin
d748cd5570
Another C90-fying pass. Fixed some warnings in the process.
2008-03-01 07:27:03 +11:00
Jean-Marc Valin
81b38c2295
Moved mdct state and window to the mode so it can be shared between multiple
...
encoders and decoders.
2008-02-29 21:08:49 +11:00
Jean-Marc Valin
37131e3ab3
Just realised half the twiddles in the real FFT weren't even used. Removing
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them saves another 1kB for fixed-point (2kB for float or full precision)
2008-02-29 20:03:41 +11:00
Jean-Marc Valin
8d4ac155e6
Saved on stack usage by changing the order of the allocation
2008-02-29 17:24:02 +11:00
Jean-Marc Valin
9b9e98625c
Bit of memory reduction in the pitch search. More needed.
2008-02-29 17:07:53 +11:00
Jean-Marc Valin
cac91ec4db
Fixed temp arrays that were allocated too large (no change in peak mem)
2008-02-29 17:03:34 +11:00
Jean-Marc Valin
877b1975b6
fixed-point: converted intra prediction and folding, unb0rked mixed-precision
2008-02-29 16:40:39 +11:00
Jean-Marc Valin
2aaa0fee93
fixed-point: overflow debugging now works again.
2008-02-29 16:07:40 +11:00
Jean-Marc Valin
8600f69f79
Initial support for a managed stack/scratchpad. Still needs some work.
2008-02-29 15:14:12 +11:00
Jean-Marc Valin
8b2a59235f
fixed-point: energy quantisation is entirely converted now.
2008-02-29 00:32:51 +11:00
Jean-Marc Valin
adf87e261c
fixed-point: more energy quantisation stuff.
2008-02-29 00:15:10 +11:00
Jean-Marc Valin
47bf175f29
fixed-point: a few more bits converted from the energy quantisation. Almost done
2008-02-29 00:07:00 +11:00
Jean-Marc Valin
68b02b1025
fixed-point: copied the exp2 implementation from Speex, using it for dB2Amp()
2008-02-28 23:37:26 +11:00
Jean-Marc Valin
2eaba8ac1f
fixed-point: log approximation
2008-02-28 22:14:54 +11:00
Jean-Marc Valin
98193470ec
fixed-point: unquant_energy_mono() has received the fixed-point code from
...
quant_energy_mono()
2008-02-28 17:46:33 +11:00
Jean-Marc Valin
d03162010e
fixed-point: second check-point on quant_energy_mono()
2008-02-28 16:52:44 +11:00
Jean-Marc Valin
43b3537d38
fixed-point: first check-point on quant_energy_mono() conversion
2008-02-28 16:41:56 +11:00
Jean-Marc Valin
4e1328b09d
fixed-point: alg_quant() entirely converter -- may require revisiting...
2008-02-28 15:17:33 +11:00
Jean-Marc Valin
8b158f569a
fixed-point: (hopefully) last check-point for alg_quant() conversion
2008-02-28 14:44:19 +11:00
Jean-Marc Valin
642ff944cf
fixed-point: The cross-products in alg_quant() are now all converted.
2008-02-28 14:33:19 +11:00
Jean-Marc Valin
c9d606f517
fixed-point: third alg_quant() checkpoint
2008-02-28 13:46:20 +11:00
Jean-Marc Valin
ed9e4236c1
fixed-point: second check-point in the conversion of alg_quant()
2008-02-28 12:22:22 +11:00
Jean-Marc Valin
f675adce51
fixed-point: First check-point in alg_quant() conversion
2008-02-28 12:15:17 +11:00
Jean-Marc Valin
a02ca1ee35
fixed-point: Added a ROUND() operator, no real change to the code
2008-02-28 11:33:22 +11:00
Jean-Marc Valin
6ba69782fc
Oops. Fixed a missing \ in a Makefile.am
2008-02-28 00:28:42 +11:00
Jean-Marc Valin
79fa8b6c3b
Just in case sizeof(char)!=1
2008-02-28 00:14:02 +11:00
Jean-Marc Valin
5e171490a9
Removed some unused parameters and fixed a couple -W warnings
2008-02-28 00:07:23 +11:00
Jean-Marc Valin
3ca9b1d295
fixed-point: Moved sqrt and cos approximations to mathops.h
2008-02-27 23:50:31 +11:00
Jean-Marc Valin
a847b775c9
fixed-point: done with mix_pitch_and_residual() though a bit of cleaning up
...
wouldn't hurt
2008-02-27 17:46:49 +11:00
Jean-Marc Valin
1ca0722534
fixed-point: mix_pitch_and_residual() check-point #3
2008-02-27 17:23:04 +11:00
Jean-Marc Valin
b50c541d8b
fixed-point: another mix_pitch_and_residual() check-point
2008-02-27 17:05:43 +11:00
Jean-Marc Valin
d17edd35fc
fixed-point: half-way converting mix_pitch_and_residual() -- just check-pointing
2008-02-27 16:52:30 +11:00
Jean-Marc Valin
9d8d9b3f37
fixed-point: compression factor (alpha) now a 16-bit value (still internally
...
converted to float though)
2008-02-27 16:17:39 +11:00
Jean-Marc Valin
9fbb56a50e
fixed-point: converted pitch_quant_bands() -- that one was an easy one-liner
2008-02-27 15:44:18 +11:00
Jean-Marc Valin
ff74e396e4
fixed-point: converted compute_pitch_gain() and removed the energy-based
...
weighting that didn't seem to help anyway.
2008-02-27 15:35:43 +11:00
Jean-Marc Valin
3f382caeb4
Fixing pi again before another massive public outcry
2008-02-27 14:07:45 +11:00
Jean-Marc Valin
387a20d740
fixed-point: exp_rotation() mostly converted (still need to convert the cos/sin)
2008-02-27 13:49:54 +11:00
Jean-Marc Valin
e40a19cbe9
fixed-point: no float vars left (and nearly no float ops left) in celt.c
2008-02-27 12:09:50 +11:00
Jean-Marc Valin
5d56183404
fixed-point: log-energy for previous frame now a 16-bit value. This currently
...
intruduces a bit of an encoder-decoder mismatch (Q8 in dB), but it'll be
reduced when the interals of quant_energy_mono() are properly converted to
fixed-point and oldEBands gets rounded instead of truncated.
2008-02-27 11:59:05 +11:00
Jean-Marc Valin
1d6ad108fb
fixed-point: converted window to 16-bit value
2008-02-27 11:25:25 +11:00
Jean-Marc Valin
42074389bd
fixed-point: pre/de-emphasis converted.
2008-02-27 11:08:53 +11:00
Jean-Marc Valin
d4018c3a22
Reduced code duplication in vq.c by adding mix_pitch_and_residual() which
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is used by both by the encoding and decoding functions.
2008-02-27 10:09:48 +11:00
Jean-Marc Valin
2f5ccf60b1
C90-fying ectest
2008-02-27 07:48:48 +11:00
Jean-Marc Valin
7a455d4ef5
Another 16-bit fix.
2008-02-26 23:59:54 +11:00
Jean-Marc Valin
b30dd9e1bf
fixed-point: got stereo to work again by fixing renormalise_bands()
2008-02-26 20:32:24 +11:00
Jean-Marc Valin
2805a14eca
fixed-point: celt_pgain_t now a 16-bit value (Q15)
2008-02-26 17:02:08 +11:00
Jean-Marc Valin
5f09ea5659
celt_mask_t for masking curves
2008-02-26 16:43:04 +11:00
Jean-Marc Valin
8835a4df25
Removed useless masking curve for current frame and ignored Fs argument to
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masking computation functions.
2008-02-26 16:35:19 +11:00
