Commits · 8f689770548c86151071ef976cf9b6998ba21c2a · Linshizhi / ffmpeg.wasm-core

06 Jul, 2013 1 commit
- kmvc: use fixed sized arrays in the context · 8f689770
  Luca Barbato authored Jul 01, 2013
```
Avoid some boilerplate code to dynamically allocate and then free the
buffers.
```
  8f689770
05 Jul, 2013 1 commit
- bitstream_filter: K&R formatting cosmetics · 4972e5a1
  Luca Barbato authored Jul 05, 2013
  
  4972e5a1
04 Jul, 2013 9 commits
- compat: wrap math.h to avoid AIX-specific clashes · d3635f3a
  Luca Barbato authored Jul 04, 2013
```
AIX defines a class() function in its math.h header without any
guard.
```
  d3635f3a
- log: pass the correct parameters to missing_feature_sample · 0420c810
  Luca Barbato authored Jun 27, 2013
```
CC:libav-stable@libav.org
```
  0420c810
- indeo: reject negative array indexes · 6a10142f
  Luca Barbato authored Jul 03, 2013
```
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
```
  6a10142f
- indeo: Cosmetic formatting · 6dfacd7a
  Luca Barbato authored Jul 03, 2013
```
Trim some overly long lines.
```
  6dfacd7a
- indeo: Refactor ff_ivi_init_tiles and ivi_decode_blocks · 62256010
  Luca Barbato authored Jul 03, 2013
```
Spin large and mostly self contained blocks into stand alone
functions.
```
  62256010
- indeo: Refactor ff_ivi_dec_huff_desc · f6f36ca8
  Luca Barbato authored Jul 03, 2013
```
Spare an indentation level.
```
  f6f36ca8
- indeo: use a typedef for the mc function pointer · e6d8acf6
  Luca Barbato authored Jul 03, 2013
  
  e6d8acf6
- cabac: x86 version of get_cabac_bypass · d222f6e3
  Jason Garrett-Glaser authored Jul 01, 2013
```
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
  d222f6e3
- aic: use chroma scan tables while decoding luma component in progressive mode · 41006698
  Kostya Shishkov authored Jul 03, 2013
```
For some unclear reason Apple decided to use the same scan tables for luma and
chroma in the progressive mode while using different ones for luma in the
interlaced mode.
```
  41006698
02 Jul, 2013 29 commits
- jpeg2000: Use the matching coding style struct for transform selection · 95a57d26
  Michael Niedermayer authored Jul 01, 2013
```
Fixes a null pointer dereference.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
  95a57d26
- jpeg2000: Merge rescaling with interleaving in 9/7 IDWT · c4604b87
  Michael Niedermayer authored Jul 01, 2013
```
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
  c4604b87
- jpeg2000: Optimize output sample conversion · 22e18ea3
  Michael Niedermayer authored Jul 01, 2013
```
67935 -> 29984 kcycles
Reviewed-by: Nicolas BERTRAND <nicoinattendu@gmail.com>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
  22e18ea3
- jpeg2000: Reset s->numX/Ytiles on tile deallocation · f0552e63
  Michael Niedermayer authored Jul 01, 2013
```
Keep the structure fields more consistent after cleanup.
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
  f0552e63
- jpeg2000: Optimize dequantization · e11099db
  Michael Niedermayer authored Jul 01, 2013
```
Float:   4700 -> 2700 cycles
Integer: 4400 -> 2800 cycles

(sandybridge  i7)
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
  e11099db
- jpeg2000: Do not assume a single tile · c1dcbc59
  Michael Niedermayer authored Jul 01, 2013
```
In preparation of supporting multiple tiles.
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
  c1dcbc59
- jpeg2000: Speed up jpeg2000_decode_tile() · 53d5d89c
  Michael Niedermayer authored Jul 01, 2013
```
Skip processing bands with dimension set to 0.
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
  53d5d89c
- jpeg2000: Use EBCOT's CAUSAL and BYPASS mode in decode_cblk() · 64f6570c
  Michael Niedermayer authored Jul 01, 2013
```
Speed it up a bit.
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
  64f6570c
- jpeg2000: Simplify jpeg2000_decode_packets() · d57c737a
  Michael Niedermayer authored Jul 01, 2013
```
Raise PATCHWELCOME error in case of non-implemented progression order.
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
Signed-off-by: Nicolas Bertrand <nicoinattendu@gmail.com>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
  d57c737a
- jpeg2000: Do not crash on NULL node in tag_tree_decode · 09d5929f
  Michael Niedermayer authored Jul 01, 2013
```
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
  09d5929f
- jpeg2000: Refactor SOT marker parsing · aa16bbaf
  Michael Niedermayer authored Jul 01, 2013
```
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
  aa16bbaf
- jpeg2000: Proper cleanup on failure in decode_frame() · daeb4e30
  Luca Barbato authored Jul 01, 2013
```
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
  daeb4e30
- jpeg2000: Use the correct sizeof in memset for T1 data · 589e5b52
  Michael Niedermayer authored Jul 01, 2013
```
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
  589e5b52
- jpeg2000: Simplify init_tile() · 5b73916d
  Michael Niedermayer authored Jul 01, 2013
```
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
  5b73916d
- jpeg2000: Update pixel format support · 33e665a6
  Michael Niedermayer authored Jul 01, 2013
```
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
  33e665a6
- jpeg2000: Compute corrections of sub-band coordinates · db13e02c
  Michael Niedermayer authored Jul 01, 2013
```
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
  db13e02c
- jpeg2000: Remove unneeded variable initialization · 690c8af9
  Michael Niedermayer authored Jul 01, 2013
```
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
  690c8af9
- jpeg2000: Use separate fields for int and float codepaths · 5bf208f6
  Michael Niedermayer authored Jul 01, 2013
```
Split stepsize and data into int and float variants.
Eliminates a number of casts and simplifies spotting errors.
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
  5bf208f6
- jpeg2000: Split int/float codepaths depending on the DWT · a458b91c
  Michael Niedermayer authored Jul 01, 2013
```
DWT53 is always int, DWT97 is always float.
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
  a458b91c
- jpeg2000: Improve reduced resolution decoding · f9581f14
  Michael Niedermayer authored Jul 01, 2013
```
Correctly scale down the component coordinates and
clean up some redundant code.
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
  f9581f14
- jpeg2000: Compute quantization for 'scalar derived' in the correct case. · 952f7ed3
  Michael Niedermayer authored Jul 01, 2013
```
Scalar derived case is represented by the JPEG2K_QSTY_SI define.
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
  952f7ed3
- jpeg2000: Calculate code-block coord in ff_jpeg2000_init_component() · 4e11b155
  Michael Niedermayer authored Jul 01, 2013
```
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
Signed-off-by: Nicolas Bertrand <nicoinattendu@gmail.com>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
  4e11b155
- jpeg2000: Fix compute precedence error in lut_gain index · 4cbd5ed1
  Michael Niedermayer authored Jul 01, 2013
```
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
  4cbd5ed1
- jpeg2000: Initialize code blocks structures in precincts to 0 · b44925ae
  Michael Niedermayer authored Jul 01, 2013
```
Prevent use of uninitialized memory / valgrind failure.

Found-by: ubitux
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
  b44925ae
- jpeg2000: Check that we have enough components for MCT · cf04af20
  Michael Niedermayer authored Jul 01, 2013
```
Avoid overread.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
  cf04af20
- jpeg2000: Check that there is a SOT before SOD · b564784a
  Michael Niedermayer authored Jul 01, 2013
```
Avoid overreads.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
  b564784a
- jpeg2000: Remove unneeded returns · 2c3901b2
  Michael Niedermayer authored Jul 01, 2013
```
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
  2c3901b2
- jpeg2000: Propagate error code from get_cox() · ef35d6db
  Michael Niedermayer authored Jul 01, 2013
```
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
  ef35d6db
- jpeg2000: Check that nreslevels2decode has been initialized before use · 78962d3d
  Michael Niedermayer authored Jul 01, 2013
```
Avoid buffer overread.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
```
  78962d3d