Justin Ruggles
7e13b31c19
10l: cosmetics
...
Originally committed as revision 13585 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
e25973a1fd
new dba values requires running last 2 bit allocation stages
...
Originally committed as revision 13584 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
ff5d419e2f
get_transform_coeffs() never returns an error, so make the function and its children return void.
...
Originally committed as revision 13582 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
fbe52e4188
use enum value for CRC error
...
Originally committed as revision 13580 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
c78c6d6c58
move header error logging to after CRC check
...
Originally committed as revision 13579 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
bd98e9e230
zero the upper frequencies of the correct coefficients
...
Originally committed as revision 13452 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
eccba2bc4b
safer solution for setting audio parameters
...
Originally committed as revision 13402 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
cf03a8173a
set audio parameters if frame header is ok, even if crc fails
...
Originally committed as revision 13399 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
3336110acf
cosmetics: indent
...
Originally committed as revision 13398 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
ecfe94b294
add error concealment
...
Originally committed as revision 13397 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
93a2c8c14f
cosmetics: indent
...
Originally committed as revision 13385 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
43ad93a4f1
10l: fix error in commit r13382
...
Originally committed as revision 13384 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
82a591d8d1
add checks for missing information in the first block
...
Originally committed as revision 13382 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
3af9131398
add check for invalid channel mode when coupling is used
...
Originally committed as revision 13381 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Diego Biurrun
245976da2a
Use full path for #includes from another directory.
...
Originally committed as revision 13098 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Stefano Sabatini
162d4fc99d
Add long names to AVCodec declarations.
...
patch by Stefano Sabatini, stefano.sabatini-lala poste it
Originally committed as revision 13009 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Bartlomiej Wolowiec
55736cfbd2
change ff_ac3_parse_header() to take a GetBitContext instead of const char*
...
Originally committed as revision 12922 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Bartlomiej Wolowiec
79b25a27b8
change name from stream type to frame type in AC3 code
...
Originally committed as revision 12623 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
509fdb0b7e
only allocate context input buffer if AVCodecContext.error_reslience is greater than 0.
...
Originally committed as revision 12600 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
984ff38a2b
cosmetics: indentation after last commit
...
Originally committed as revision 12594 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
c33a196716
additional protection from segmentation faults and memory access errors by
...
copying the input buffer to a local context buffer which is large enough to
hold the largest possible AC3 frame.
Originally committed as revision 12593 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Bartlomiej Wolowiec
4e6eeaf019
using stream type in eac3 parser
...
Originally committed as revision 12570 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Zuxy Meng
98a6fff98c
Apply 'cold' attribute to init/uninit functions in libavcodec
...
Originally committed as revision 12525 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
98f6dfa653
make input buffer const, as it should be. fixes a warning.
...
Originally committed as revision 12418 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
38dae9c3a6
downmix before imdct unless different size transforms are used. about 20%
...
faster 5.1-to-stereo downmixing.
Originally committed as revision 12397 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
d8870f120e
use scale factor instead of sum for downmix level adjustment. avoids division
...
inside downmix loop. 7% faster 5.1-to-stereo downmixing.
Originally committed as revision 12287 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
9d10e6e6c0
pre-calculate downmix coefficient sums. 2% faster 5.1-to-stereo downmixing.
...
Originally committed as revision 12286 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
a4de6dd2c1
Use 24-bit fixed-point transform coefficients until just before MDCT. This
...
gives 7% faster decoding on average.
Originally committed as revision 12284 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Robert Swain
3ed546fe52
Add variable alpha and size of half window for Kaiser-Bessel Derived window
...
generation. Hard code Bessel I0 approximation iterations to 50.
See thread for discussion:
[FFmpeg-devel] [PATCH] Move Kaiser-Bessel Derived window to mdct.c
Started on the 2008/01/10
Originally committed as revision 11520 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Robert Swain
4eb7a735cb
Make the Kaiser-Bessel window generator a common function
...
Patch by Robert Swain, robert d swain a gmail d com
Originally committed as revision 11514 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
f34b221bd2
used defined name for testing error resilience level
...
Originally committed as revision 11478 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
f0b3a7ba12
split out init of downmix coeffs into a separate function that can be called
...
only when needed
Originally committed as revision 11441 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
82a6c4811a
remove unneeded variable from AC3DecodeContext
...
Originally committed as revision 11439 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
4bc829bb8f
make sure that the last coupling band stops at the end of the coupling range
...
Originally committed as revision 11438 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
b02fbf7536
fix phase flag processing for the case when coupling coordinates are reused
...
for the right channel, but new for the left channel
Originally committed as revision 11436 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
646800f79c
move E-AC3 header parsing to ff_ac3_parse_header()
...
Originally committed as revision 11420 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
86ad4c7e1b
remove unneeded variables from AC3HeaderInfo
...
Originally committed as revision 11419 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
2816d32310
cosmetics: indentation
...
Originally committed as revision 11416 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
95283c1701
check for request_channels at codec init
...
Originally committed as revision 11415 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Aurelien Jacobs
3abe5fbdc4
improve CRC API
...
- don't export any global var
- provide either generated or hardcoded tables
Originally committed as revision 11409 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
7564658bbc
cosmetics: indentation and add a TODO comment
...
Originally committed as revision 11389 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
471db688c6
only check ac3 crc if AVCodecContext.error_resilience > 0
...
Originally committed as revision 11388 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
d6939960d5
add crc check to ac3 decoder
...
Originally committed as revision 11379 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
12eaa3b760
simplify
...
Originally committed as revision 11360 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
b35c67e58b
pass an AC3DecodeContext to ac3_downmix() instead of multiple arguments
...
Originally committed as revision 11359 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
866181e5e8
cosmetics: rename sampling_rate to sample_rate
...
Originally committed as revision 11358 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
0345fade94
do not need to cast a (void *)
...
Originally committed as revision 11357 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
1b70d88b7a
cosmetics: vertical realignment after last commit
...
Originally committed as revision 11356 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
d802d7ca12
cosmetics: rename all AC3DecodeContext variables from ctx to s
...
Originally committed as revision 11355 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
23c8cb89c9
cosmetics: rename GetBitContext gb to gbc
...
Originally committed as revision 11354 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago