Justin Ruggles
b02fbf7536
fix phase flag processing for the case when coupling coordinates are reused
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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()
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Originally committed as revision 11420 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
86ad4c7e1b
remove unneeded variables from AC3HeaderInfo
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Originally committed as revision 11419 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
2816d32310
cosmetics: indentation
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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
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Originally committed as revision 11415 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Aurelien Jacobs
3abe5fbdc4
improve CRC API
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- 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
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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
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Originally committed as revision 11388 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
d6939960d5
add crc check to ac3 decoder
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Originally committed as revision 11379 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
12eaa3b760
simplify
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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
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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
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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 *)
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Originally committed as revision 11357 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
1b70d88b7a
cosmetics: vertical realignment after last commit
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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
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Originally committed as revision 11355 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
23c8cb89c9
cosmetics: rename GetBitContext gb to gbc
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Originally committed as revision 11354 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
005ab694ae
remove unused context variable
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Originally committed as revision 11353 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
1408352ada
Add option for user to scale the amount of dynamic range compression which is
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applied by the audio decoder, and use that option in the AC3 decoder.
Originally committed as revision 11280 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
03726b7042
Skip dialog normalization. It shouldn't be used by the decoder, and there is
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not currently a clean way to pass the value to the user.
Originally committed as revision 11246 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
224bc440b2
Revert commit made in revision 11228. I'm getting some strange results in the
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downmixed output that I can't quite figure out.
Originally committed as revision 11245 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
b40211ff67
downmix before the IMDCT if no block switching is used
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Originally committed as revision 11228 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Andreas Öman
6708eefe55
Make AC3 decoder honor avctx->request_channels
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Originally committed as revision 11220 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
e2270b4e1e
cosmetics: rename ac3 decoder variables
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Originally committed as revision 11197 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
e59cc20593
cosmetics: rename common ac3 variables
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Originally committed as revision 11196 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
5ce2134258
cosmetics: rename ac3 bit allocation variables
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Originally committed as revision 11194 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
66ecf18e38
cosmetics: rename ac3 tables
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Originally committed as revision 11193 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Diego Biurrun
56cc85a068
Misc spelling fixes, prefer American over British English.
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Originally committed as revision 11126 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
a135bea507
skip incomplete frames
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Originally committed as revision 10497 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
3df880934e
better AC3 header error reporting
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Originally committed as revision 10496 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
d5b7144e1f
fix random dithering of zero-bit mantissas
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Originally committed as revision 10495 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
bfcf690c68
cosmetics: rename variables. tbl->tab for consistency with other AC3 tables
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Originally committed as revision 10494 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
396a6ee50e
fix decoding of DolbyNet AC3
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Originally committed as revision 10493 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
222ae64c3d
cosmetics: vertical alignment
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Originally committed as revision 10002 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Justin Ruggles
5066f51502
comments modification: add, clean up, Doxygenize, and reword
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Originally committed as revision 10001 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Justin Ruggles
f5cefb21d5
cosmetics: blank lines, remove some comments
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Originally committed as revision 9955 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Justin Ruggles
82758fd690
add pointer to the parent context for use with av_log()
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Originally committed as revision 9954 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Justin Ruggles
77416325cb
use array for dynamic range scaling factors
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Originally committed as revision 9953 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Justin Ruggles
01f354531d
add dialogue normalization
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Originally committed as revision 9948 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Justin Ruggles
3bbb0bf82c
add support for downmixing to stereo or mono
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Originally committed as revision 9916 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Justin Ruggles
4e09232070
use dsputil for float to signed 16-bit sample conversion
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Originally committed as revision 9914 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Justin Ruggles
775369e028
cosmetics: indentation
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Originally committed as revision 9911 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Justin Ruggles
7b4076a777
consolidate decoding of lfe and coupling channels with decoding of full-bandwidth channels.
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Originally committed as revision 9910 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Justin Ruggles
5e61de0cc1
there are only 4 rematrixing bands
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Originally committed as revision 9908 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Justin Ruggles
75b9b0369b
cosmetics: use more appropriate names for iterator variables.
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Originally committed as revision 9907 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Justin Ruggles
8e2eb3b674
move some variables to a more local scope.
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Originally committed as revision 9905 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Justin Ruggles
0bff58a59a
make exponent decoding consistent (prepare for merging coupling and lfe code with normal channel code).
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Originally committed as revision 9904 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Justin Ruggles
eaf84d970f
cosmetics: use braces when it makes the code easier to read.
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Originally committed as revision 9893 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Justin Ruggles
fc59010bbf
change AC3DecodeContext variable to local variable
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Originally committed as revision 9892 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Justin Ruggles
6d96d626c6
use array instead of bitmask
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Originally committed as revision 9891 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Justin Ruggles
3357ff338b
use table for converting dynamic range codes to scale factors
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Originally committed as revision 9889 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago