videolan/ffmpeg
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463 Commits

Author SHA1 Message Date
Michael Niedermayer
71258e5d87 avcodec/ac3dec: Put CONFIG* first in if() 
This may fix build failures with EAC3 disabled and is more consistent

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-03-26 15:41:27 +01:00
James Almer
bf2bd5b807 avcodec/ac3dec_fixed: fix compilation when ac3dec is disabled 
Reviewed-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: James Almer <jamrial@gmail.com>
 2015-03-17 19:25:55 -03:00
Michael Niedermayer
94ccbad488 avcodec/ac3dec: Fix undefined shifts 
Found-by: Clang -fsanitize=shift
Reported-by: Thierry Foucu <tfoucu@google.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-03-15 04:30:41 +01:00
Christophe Gisquet
73ebbfdff0 ac3dec: cosmetics 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-03-14 15:25:42 +01:00
Christophe Gisquet
c4bf3833f4 ac3_fixed: fix computation of spx_noise_blend 
It was set to 1 instead of sqrt(3)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-03-14 14:05:22 +01:00
Christophe Gisquet
b083440060 ac3_fixed: fix out-of-bound read 
Should also improve decoding, but actually doesn't...

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-03-14 14:05:18 +01:00
Michael Niedermayer
a94eba6f0c Merge commit '7f9f771eac0d37a632e0ed9bd89961d57fcfb7e0' 
* commit '7f9f771eac0d37a632e0ed9bd89961d57fcfb7e0':
  avcodec: Don't anonymously typedef structs

Conflicts:
	libavcodec/alac.c
	libavcodec/cinepak.c
	libavcodec/cscd.c
	libavcodec/dcadec.c
	libavcodec/g723_1.c
	libavcodec/gif.c
	libavcodec/iff.c
	libavcodec/kgv1dec.c
	libavcodec/libopenjpegenc.c
	libavcodec/libspeexenc.c
	libavcodec/ra288.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2015-02-14 21:18:17 +01:00
Diego Biurrun
7f9f771eac avcodec: Don't anonymously typedef structs 2015-02-14 10:13:49 -08:00
Paul B Mahol
c93a7b264f avcodec/ac3dec: use init_get_bits8() 
Signed-off-by: Paul B Mahol <onemda@gmail.com>
 2015-02-04 09:45:41 +00:00
Michael Niedermayer
8bce5c8e74 avcodec/ac3dec: Use avpriv_float_dsp_alloc() 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2014-11-20 22:30:48 +01:00
Jean-Francois Thibert
12df9b9a15 Improved AC3 decoder level support (heavy drc, dialnorm) 
Added support for AC3 heavy dynamic range compression used
to restrict the output range and added a setting to specify
the output target level and use the dialog normalization
field to apply it in the digital domain.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2014-08-27 14:31:39 +02:00
Michael Niedermayer
35bb74900b Merge commit 'c67b449bebbe0b35c73b203683e77a0a649bc765' 
* commit 'c67b449bebbe0b35c73b203683e77a0a649bc765':
  dsputil: Split bswap*_buf() off into a separate context

Conflicts:
	configure
	libavcodec/4xm.c
	libavcodec/ac3dec.c
	libavcodec/ac3dec.h
	libavcodec/apedec.c
	libavcodec/eamad.c
	libavcodec/flacenc.c
	libavcodec/fraps.c
	libavcodec/huffyuv.c
	libavcodec/huffyuvdec.c
	libavcodec/motionpixels.c
	libavcodec/truemotion2.c
	libavcodec/x86/Makefile
	libavcodec/x86/dsputil_init.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2014-06-23 13:31:26 +02:00
Diego Biurrun
c67b449beb dsputil: Split bswap*_buf() off into a separate context 2014-06-22 18:22:31 -07:00
Michael Niedermayer
c00f368caa avcodec/ac3dec: use av_freep() for saftey 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2014-04-02 04:38:16 +02:00
Michael Niedermayer
91b105ce5b avcodec/ac3dec: avoid #if, use if() instead, its cleaner and shorter 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Nedeljko Babic <nbabic@mips.com>
 2014-04-01 19:58:47 +02:00
Michael Niedermayer
b219142921 avcodec/ac3: rename identifier used to select the fixed point variant 
the CONFIG_ prefix is used by configure, using it for other things
is potentially confusing to the reader

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Nedeljko Babic <nbabic@mips.com>
 2014-04-01 19:58:31 +02:00
Nedeljko Babic
696e34a6e1 libavcodec: Implementation of AC3 fixedpoint decoder 
Signed-off-by: Nedeljko Babic <nbabic@mips.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2014-04-01 19:01:57 +02:00
Michael Niedermayer
eadc21cfe7 avcodec/ac3_parser: add avpriv_ac3_parse_header2() and use it in libavcodec 
The new function has the ability to allocate the structure, allowing it to grow
without needing major bumps

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2014-03-01 01:51:01 +01:00
Michael Niedermayer
1db87da351 Merge commit '9cd4bc41760f8ad879e248920eacbe1e7757152c' 
* commit '9cd4bc41760f8ad879e248920eacbe1e7757152c':
  ac3dec: set AV_FRAME_DATA_DOWNMIX_INFO side data.

Conflicts:
	libavcodec/version.h

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2014-02-16 02:18:58 +01:00
Tim Walker
9cd4bc4176 ac3dec: set AV_FRAME_DATA_DOWNMIX_INFO side data. 2014-02-15 22:25:00 +01:00
Michael Niedermayer
3c7195a969 Merge commit '23d461fe8714a20ee5e6929f22c61512fdda568e' 
* commit '23d461fe8714a20ee5e6929f22c61512fdda568e':
  ac3dec: Allow asymmetric application of DRC when drc_scale > 1

Conflicts:
	libavcodec/ac3dec.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2014-01-30 14:55:03 +01:00
John Stebbins
23d461fe87 ac3dec: Allow asymmetric application of DRC when drc_scale > 1 
Amplification of quiet sounds is enhanced.
Inspired by gbooker's A52Decoder.
 2014-01-29 23:26:25 +01:00
Michael Niedermayer
10f1ee2f92 Merge commit 'ade75fb811500f3e3f284737f123938d83be728f' 
* commit 'ade75fb811500f3e3f284737f123938d83be728f':
  (e)ac3: clip surround mix level indexes.

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2014-01-19 21:46:32 +01:00
Michael Niedermayer
3a5a039ade Merge commit 'c229f571fd3c7d7b567c27c87b2bbcdaee1b0e9f' 
* commit 'c229f571fd3c7d7b567c27c87b2bbcdaee1b0e9f':
  (e)ac3: parse and store the Lt/Rt and LFE mix levels.

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2014-01-19 21:37:06 +01:00
Michael Niedermayer
c3d1215683 Merge commit '1f604f96ea70503caa642f68a85be6074a5b3f46' 
* commit '1f604f96ea70503caa642f68a85be6074a5b3f46':
  ac3: set default matrix encoding modes in parse_frame_header.

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2014-01-19 21:18:18 +01:00
Tim Walker
ade75fb811 (e)ac3: clip surround mix level indexes. 
Values 0-2 are reserved, 3 (-1.5dB) should be used instead.
 2014-01-19 19:12:52 +01:00
Tim Walker
c229f571fd (e)ac3: parse and store the Lt/Rt and LFE mix levels. 2014-01-19 19:12:42 +01:00
Tim Walker
1f604f96ea ac3: set default matrix encoding modes in parse_frame_header. 
Deduplicates some code.
 2014-01-19 19:12:33 +01:00
Michael Niedermayer
d18234f319 Merge commit '7840c40445c9f52aeccba96de3d27613398bfbf2' 
* commit '7840c40445c9f52aeccba96de3d27613398bfbf2':
  (e)ac3dec: set AV_FRAME_DATA_MATRIXENCODING side data.

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2014-01-05 23:14:26 +01:00
Michael Niedermayer
7b3c78b5e6 Merge commit '13345fc1f86fc3615789e196d5a339c1c27c9068' 
* commit '13345fc1f86fc3615789e196d5a339c1c27c9068':
  (e)ac3: parse and store the Dolby Surround, Surround EX and Headphone mode flags.

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2014-01-05 23:06:53 +01:00
Tim Walker
7840c40445 (e)ac3dec: set AV_FRAME_DATA_MATRIXENCODING side data. 2014-01-05 16:41:56 +01:00
Tim Walker
13345fc1f8 (e)ac3: parse and store the Dolby Surround, Surround EX and Headphone mode flags. 2014-01-05 16:41:56 +01:00
Michael Niedermayer
785066ae8a Merge commit 'c9ca220ef26e36abd22085e6fa156c0dbc43bbf0' 
* commit 'c9ca220ef26e36abd22085e6fa156c0dbc43bbf0':
  ac3dec: make drc_scale exponentially

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-12-09 19:58:07 +01:00
John Stebbins
c9ca220ef2 ac3dec: make drc_scale exponentially 
The a52 spec suggests that "partial compression" should scale the
drc value in this manner.

Signed-off-by: Anton Khirnov <anton@khirnov.net>
 2013-12-09 08:54:42 +01:00
Michael Niedermayer
4782c4284f avcodec/ac3dec: check bap before use. 
Fixes out of array read
Fixes assertion failure
Fixes asan_static-oob_16431c0_8036_rio_bravo_mono_64_spx.ac3

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-11-25 23:17:17 +01:00
Michael Niedermayer
ceaaf0d97e Merge commit '48b24bd2d208ce0f124029ac4c5ac5cb1fca4175' 
* commit '48b24bd2d208ce0f124029ac4c5ac5cb1fca4175':
  ac3dec: Fix out-of-array read

Conflicts:
	libavcodec/ac3dec.c

See: 2cbf27b08a
Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-11-24 05:05:09 +01:00
Tim Walker
48b24bd2d2 ac3dec: Fix out-of-array read 
Signed-off-by: Diego Biurrun <diego@biurrun.de>
 2013-11-23 21:36:49 +01:00
Michael Niedermayer
94194bdcd7 Merge commit 'd4df02131b5522a99a4e6035368484e809706ed5' 
* commit 'd4df02131b5522a99a4e6035368484e809706ed5':
  ac3dec: Remove write-only channel_layout field from AC3DecodeContext

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-11-23 13:45:09 +01:00
Michael Niedermayer
2cbf27b08a libavcodec/ac3dec: fix channel_layout 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-11-23 13:36:15 +01:00
Michael Niedermayer
2e5780a53f Merge commit 'b53285462263ef8a795f0e289abd5799b4c57652' 
* commit 'b53285462263ef8a795f0e289abd5799b4c57652':
  ac3: implement request_channel_layout.

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-11-23 12:18:33 +01:00
Tim Walker
d4df02131b ac3dec: Remove write-only channel_layout field from AC3DecodeContext 
Signed-off-by: Diego Biurrun <diego@biurrun.de>
 2013-11-22 23:27:34 +01:00
Tim Walker
b532854622 ac3: implement request_channel_layout. 
Signed-off-by: Diego Biurrun <diego@biurrun.de>
 2013-11-22 23:27:33 +01:00
Michael Niedermayer
61f40fbb52 Merge commit 'ffb0af7f17eb0da86e9b140e86a1404d3c6c9e79' 
* commit 'ffb0af7f17eb0da86e9b140e86a1404d3c6c9e79':
  ac3dec: simplify an expression

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-11-20 04:20:36 +01:00
Tim Walker
ffb0af7f17 ac3dec: simplify an expression 
Signed-off-by: Diego Biurrun <diego@biurrun.de>
 2013-11-19 18:52:17 +01:00
Michael Niedermayer
6c82c87dbb ac3dec: fix outptr increment. 
Fixes corrupt data errors when downmixing in the AC-3 decoder.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Justin Ruggles <justin.ruggles@gmail.com>

CC:libav-stable@libav.org
 2013-10-28 08:33:21 -04:00
Michael Niedermayer
84f972f994 Merge commit '23a211cbba0b7c9ee694040031b2e5da1be54a00' 
* commit '23a211cbba0b7c9ee694040031b2e5da1be54a00':
  lavc: change all decoders to behave consistently with AV_EF_CRCCHECK.

Conflicts:
	libavcodec/avcodec.h
	libavcodec/tta.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-10-28 12:34:35 +01:00
Anton Khirnov
23a211cbba lavc: change all decoders to behave consistently with AV_EF_CRCCHECK. 
Just crccheck prints a warning, crccheck+explode returns an error.

Also document this behavior.
 2013-10-28 07:22:18 +01:00
Michael Niedermayer
ee77140afa Merge commit 'b2bed9325dbd6be0da1d91ffed3f513c40274fd2' 
* commit 'b2bed9325dbd6be0da1d91ffed3f513c40274fd2':
  cosmetics: Group .name and .long_name together in codec/format declarations

Conflicts:
	libavcodec/8svx.c
	libavcodec/alac.c
	libavcodec/cljr.c
	libavcodec/dnxhddec.c
	libavcodec/dnxhdenc.c
	libavcodec/dpxenc.c
	libavcodec/dvdec.c
	libavcodec/dvdsubdec.c
	libavcodec/dvdsubenc.c
	libavcodec/ffv1dec.c
	libavcodec/flacdec.c
	libavcodec/flvdec.c
	libavcodec/fraps.c
	libavcodec/frwu.c
	libavcodec/g726.c
	libavcodec/gif.c
	libavcodec/gifdec.c
	libavcodec/h261dec.c
	libavcodec/h263dec.c
	libavcodec/iff.c
	libavcodec/imc.c
	libavcodec/libopencore-amr.c
	libavcodec/libopenjpegdec.c
	libavcodec/libopenjpegenc.c
	libavcodec/libspeexenc.c
	libavcodec/libvo-amrwbenc.c
	libavcodec/libvorbisenc.c
	libavcodec/libvpxenc.c
	libavcodec/libx264.c
	libavcodec/libxavs.c
	libavcodec/libxvid.c
	libavcodec/ljpegenc.c
	libavcodec/mjpegbdec.c
	libavcodec/mjpegdec.c
	libavcodec/mpeg12dec.c
	libavcodec/mpeg4videodec.c
	libavcodec/msmpeg4dec.c
	libavcodec/pgssubdec.c
	libavcodec/pngdec.c
	libavcodec/pngenc.c
	libavcodec/proresdec_lgpl.c
	libavcodec/proresenc_kostya.c
	libavcodec/ra144enc.c
	libavcodec/rawdec.c
	libavcodec/rv10.c
	libavcodec/sp5xdec.c
	libavcodec/takdec.c
	libavcodec/tta.c
	libavcodec/v210dec.c
	libavcodec/vp6.c
	libavcodec/wavpack.c
	libavcodec/xbmenc.c
	libavcodec/yop.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-10-04 12:34:23 +02:00
Diego Biurrun
b2bed9325d cosmetics: Group .name and .long_name together in codec/format declarations 2013-10-03 23:32:01 +02:00
Michael Niedermayer
7efa9b1794 Merge commit 'b1f9cdc37ff5d5b391d2cd9af737ab4e5a0fc1c0' 
* commit 'b1f9cdc37ff5d5b391d2cd9af737ab4e5a0fc1c0':
  ac3: Return proper error codes

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-08-28 12:28:25 +02:00