Commits · b1348eb68b432041b2557b9073590cf0fa60ff14 · Linshizhi / ffmpeg.wasm-core

09 Jul, 2013 1 commit

ff_lpc_calc_coefs: assert that the type is levinson or cholesky · 0dd99628

Michael Niedermayer authored 11 years ago

Otherwise the code could misbehave (and there are no other types anyway)
Fixes CID700759
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

0dd99628

30 Jun, 2013 2 commits
- x86: lpc: fix a segfault in av_evaluate_lls_sse2() · 1221bb62
  Loren Merritt authored 11 years ago
  
  1221bb62
- avcodec/lpc: Use a function pointer from an initialized context · e27be795
  Michael Niedermayer authored 11 years ago
```
Fixes null pointer dereference
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
```
  e27be795
29 Jun, 2013 4 commits

lpc: use levinson for the first pass of multipass cholesky · c93ccf5a

Loren Merritt authored 11 years ago

Levinson is faster, and cholesky is only needed if we want to apply different
weights to different samples, which doesn't happen on the first pass.
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>

c93ccf5a

x86: lpc: simd av_update_lls · 502ab21a
Loren Merritt authored 11 years ago
```
4x-6x faster on sandybridge
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
502ab21a
lpc: use function pointers, in preparation for asm · 41578f70
Loren Merritt authored 11 years ago
```
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
41578f70

lpc: remove "decay" argument · cc6714bb

Loren Merritt authored 11 years ago

We never used the rolling-average mode, and this makes av_update_lls 15% faster.
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>

cc6714bb

28 Feb, 2013 1 commit
- lls: move to the private namespace · 9d4da474
  Luca Barbato authored 12 years ago
```
The functions are private.
```
  9d4da474
29 Oct, 2012 1 commit
- lpc: Add a function for calculating reflection coefficients from samples · 8b25a20e
  Martin Storsjö authored 12 years ago
```
Signed-off-by: Martin Storsjö <martin@martin.st>
```
  8b25a20e
28 Oct, 2012 1 commit
- lpc: check that lpc_type is valid in ff_lpc_calc_coefs · c4a36b6f
  Michael Niedermayer authored 12 years ago
```
Fixes CID700759
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
```
  c4a36b6f
08 Oct, 2012 1 commit
- x86: call most of the x86 dsp init functions under if (ARCH_X86) · f101eab1
  Janne Grunau authored 12 years ago
```
Rename the called dsp init functions to *_init_x86.
```
  f101eab1
22 Aug, 2012 1 commit
- lpc: fix alignment of windowed samples for odd maximum LPC order · 4b0e0f31
  Justin Ruggles authored 12 years ago
```
Fixes crash on x86 due to alignment requirements for w_data in
lpc_apply_welch_window_sse2().
```
  4b0e0f31
15 Aug, 2012 1 commit
- Don't include common.h from avutil.h · 1d9c2dc8
  Martin Storsjö authored 12 years ago
```
Signed-off-by: Martin Storsjö <martin@martin.st>
```
  1d9c2dc8
06 Jul, 2012 1 commit
- lpc: use default number of passes when lpc_passes is invalid · 894319e0
  Michael Niedermayer authored 12 years ago
```
Should fix valgrind failure (uninitialized vars)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
```
  894319e0
27 Jun, 2012 1 commit
- lpc: use av_assert · b1a17953
  Michael Niedermayer authored 12 years ago
```
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
```
  b1a17953
06 Feb, 2012 1 commit
- doxygen: Do not include license boilerplates in Doxygen comment blocks. · 32f3c541
  Diego Biurrun authored 13 years ago
  
  32f3c541
21 Dec, 2011 1 commit
- Replace Subversion revisions in comments by Git hashes. · c1836540
  Diego Biurrun authored 13 years ago
  
  c1836540
14 Jul, 2011 1 commit
- doxygen: Make sure parameter names match between .c and .h files. · 96c1e6d4
  Diego Biurrun authored 13 years ago
  
  96c1e6d4
03 Jul, 2011 1 commit
- doxygen: Fix parameter names to match the function prototypes. · 24c9baba
  Diego Biurrun authored 13 years ago
  
  24c9baba
10 May, 2011 1 commit
- lavc: move some flac-specific options to its private context. · 188dea1d
  Anton Khirnov authored 13 years ago
  
  188dea1d
19 Mar, 2011 1 commit
- Replace FFmpeg with Libav in licence headers · 2912e87a
  Mans Rullgard authored 13 years ago
```
Signed-off-by: Mans Rullgard <mans@mansr.com>
```
  2912e87a
23 Jan, 2011 3 commits
- cosmetics related to LPC changes. · 384dbd61
  Justin Ruggles authored 14 years ago
```
Signed-off-by: Mans Rullgard <mans@mansr.com>
(cherry picked from commit 1c189fc5)
```
  384dbd61
- Separate window function from autocorrelation. · 7101b185
  Justin Ruggles authored 14 years ago
```
Signed-off-by: Mans Rullgard <mans@mansr.com>
(cherry picked from commit 77a78e9b)
```
  7101b185
- Move lpc_compute_autocorr() from DSPContext to a new struct LPCContext. · 0d8837bd
  Justin Ruggles authored 14 years ago
```
Signed-off-by: Mans Rullgard <mans@mansr.com>
(cherry picked from commit 56f8952b)
```
  0d8837bd
21 Jan, 2011 3 commits
- cosmetics related to LPC changes. · 1c189fc5
  Justin Ruggles authored 14 years ago
```
Signed-off-by: Mans Rullgard <mans@mansr.com>
```
  1c189fc5
- Separate window function from autocorrelation. · 77a78e9b
  Justin Ruggles authored 14 years ago
```
Signed-off-by: Mans Rullgard <mans@mansr.com>
```
  77a78e9b
- Move lpc_compute_autocorr() from DSPContext to a new struct LPCContext. · 56f8952b
  Justin Ruggles authored 14 years ago
```
Signed-off-by: Mans Rullgard <mans@mansr.com>
```
  56f8952b
11 Jul, 2010 1 commit

Add AVCodecContext.lpc_type and Add AVCodecContext.lpc_passes fields. · 23940f14

Justin Ruggles authored 14 years ago

Add AVLPCType enum.
Deprecate AVCodecContext.use_lpc.

Originally committed as revision 24199 to svn://svn.ffmpeg.org/ffmpeg/trunk

23940f14

30 Jun, 2010 1 commit
- Fix grammar errors in documentation · 49bd8e4b
  Måns Rullgård authored 14 years ago
```
Originally committed as revision 23904 to svn://svn.ffmpeg.org/ffmpeg/trunk
```
  49bd8e4b
17 Oct, 2009 1 commit

Move autocorrelation function from flacenc.c to lpc.c. Also rename the · fde82ca7

Justin Ruggles authored 15 years ago

corresponding dsputil functions and remove their dependency on the FLAC
encoder.
Fixes Issue1486.

Originally committed as revision 20266 to svn://svn.ffmpeg.org/ffmpeg/trunk

fde82ca7

13 Feb, 2009 3 commits

lpc: Remove false positive compilation warning about weight being · 3cfe8819

Patrik Kullman authored 16 years ago

uninitialized. Patch by Patrik Kullman (patrik A yes D nu).

Originally committed as revision 17218 to svn://svn.ffmpeg.org/ffmpeg/trunk

3cfe8819

Assert that ff_lpc_calc_coefs() is called with a valid LPC method. · eabe8c70

Patrik Kullman authored 16 years ago

Patch by Patrik Kullman (patrik A yes D nu).

Originally committed as revision 17217 to svn://svn.ffmpeg.org/ffmpeg/trunk

eabe8c70

lpc: Document the use_lpc parameter to ff_lpc_calc_coefs(). · 83f63ffb

Patrik Kullman authored 16 years ago

Patch by Patrik Kullman (patrik A yes D nu).

Originally committed as revision 17216 to svn://svn.ffmpeg.org/ffmpeg/trunk

83f63ffb

04 Sep, 2008 1 commit
- Avoid duplicating compute_lpc_coefs() function in both the RA288 and AAC decoders. · 1be0fc29
  Vitor Sessak authored 16 years ago
```
Originally committed as revision 15193 to svn://svn.ffmpeg.org/ffmpeg/trunk
```
  1be0fc29
31 Aug, 2008 3 commits
- Misc cosmetics in compute_lpc_coefs(): braces removal and empty lines · f6a1ca1d
  Vitor Sessak authored 16 years ago
```
Originally committed as revision 15093 to svn://svn.ffmpeg.org/ffmpeg/trunk
```
  f6a1ca1d
- Remove useless var in compute_lpc_coefs() · fc324cd5
  Vitor Sessak authored 16 years ago
```
Originally committed as revision 15091 to svn://svn.ffmpeg.org/ffmpeg/trunk
```
  fc324cd5
- Merge declaration and initialization of a few vars in compute_lpc_coefs() · 5d2dd908
  Vitor Sessak authored 16 years ago
```
Originally committed as revision 15088 to svn://svn.ffmpeg.org/ffmpeg/trunk
```
  5d2dd908
29 Aug, 2008 1 commit
- Remove useless zeroing of a buffer · f991d423
  Vitor Sessak authored 16 years ago
```
Originally committed as revision 15038 to svn://svn.ffmpeg.org/ffmpeg/trunk
```
  f991d423
21 Aug, 2008 1 commit
- cosmetics: Fix incorrect indentation. · 8e84913d
  Diego Biurrun authored 16 years ago
```
Originally committed as revision 14878 to svn://svn.ffmpeg.org/ffmpeg/trunk
```
  8e84913d
16 Aug, 2008 1 commit
- update my email address to one which does not depend on my service provider · 38c1a5c4
  Justin Ruggles authored 16 years ago
```
Originally committed as revision 14797 to svn://svn.ffmpeg.org/ffmpeg/trunk
```
  38c1a5c4