Michael Niedermayer
4f99c31c39
Split synth filter out of dca.c.
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Originally committed as revision 20396 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Reimar Döffinger
268fcbe2c8
Fix 100l incorrect bitmask check.
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Originally committed as revision 20197 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
David Conrad
144fec83b3
dca and aac decoders use float_to_int16_interleave, so check for
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the C version of that rather than float_to_int16.
Fixes output on ARM/VFP
Originally committed as revision 20192 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Måns Rullgård
01b2214758
Merge FFTContext and MDCTContext
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Originally committed as revision 19931 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Måns Rullgård
6d9d289e76
DCA: move an aligned array from stack to context
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Originally committed as revision 19805 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Siarhei Siamashka
7d485f165f
Support for getting (i)MDCT output multiplied by a constant scaling factor.
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Scaling (i)MDCT output has no runtime overhead and can be used to improve
performance of audio codecs. All the changes are only needed in
'ff_mdct_init' function and slow down initialization a bit.
Originally committed as revision 18855 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Kostya Shishkov
0cfa85dd9f
Make VLC tables in DCA decoder use INIT_VLC_USE_NEW_STATIC
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Originally committed as revision 18643 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Stefano Sabatini
9106a698e7
Rename bitstream.h to get_bits.h.
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Originally committed as revision 18494 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Stefano Sabatini
b275500706
Split bitstream.h, put the bitstream writer stuff in the new file
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put_bits.h.
Originally committed as revision 18461 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Carl Eugen Hoyos
e161e007be
Use INIT_VLC_USE_STATIC and not its value "1".
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Originally committed as revision 18430 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Thilo Borgmann
7a00bbad21
Implement avcodec_decode_video2(), _audio3() and _subtitle2() which takes an
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AVPacket argument rather than a const uint8_t *buf + int buf_size. This allows
passing of packet-specific flags from demuxer to decoder, such as the keyframe
flag, which appears necessary to playback corePNG P-frames.
Patch by Thilo Borgmann thilo.borgmann googlemail com, see also the thread
"Google Summer of Code participation" on the mailinglist.
Originally committed as revision 18351 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Diego Biurrun
bad5537e2c
Use full internal pathname in doxygen @file directives.
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Otherwise doxygen complains about ambiguous filenames when files exist
under the same name in different subdirectories.
Originally committed as revision 16912 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Kostya Shishkov
d041a59897
Add support for parsing and decoding DCA-HD streams.
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Originally committed as revision 15951 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Benjamin Larsson
92765276fb
Proper channel output reordering for the dca decoder.
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Originally committed as revision 15832 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Benjamin Larsson
e22192ecc3
Comment typo
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Originally committed as revision 15801 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Benjamin Larsson
cd027b511e
Remove channel layout table that only should be used by encoders.
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Originally committed as revision 15800 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Benjamin Larsson
c6eaba62e8
Change the dca channel layout, S -> SIDE not BACK.
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Originally committed as revision 15769 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Andreas Öman
9d9b9d32e6
Change multichannel API define prefix from "CHANNEL_" to "CH_".
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Originally committed as revision 15768 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Benjamin Larsson
48dc2fb800
Guess channel layout based on the number of channels if a custom layout is specified in amode.
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Originally committed as revision 15766 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Benjamin Larsson
87c3b9bce3
Add channel layouts for dca.
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Originally committed as revision 15765 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Benjamin Larsson
d5b3a86393
Fix compilation, remove stray ;
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Originally committed as revision 15735 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Benjamin Larsson
9ed73b4870
Fix selection of quant step table
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Originally committed as revision 15734 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Benjamin Larsson
ba5fc967f6
Disable codec downmix when not using simd instead of silently produce silence
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Originally committed as revision 15715 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Benjamin Larsson
1402ee721a
Fix dca decoder with non simd float2int16 conversion
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Originally committed as revision 15714 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Benjamin Larsson
49c91c34b3
Fix compilation with TRACE
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Originally committed as revision 15713 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
1d8370aad9
Remove the cos_mod table that has become unused after replacing the imdct
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by ff_imdct_half().
Originally committed as revision 15050 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
89df5e95bb
Replace obfuscated mdct in qmf_32_subbands() by ff_imdct_half().
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Originally committed as revision 15049 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
47f0e05295
Get rid of the 512 sample memmove().
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Originally committed as revision 15048 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
b854197919
Half the size of subband_fir_noidea and get rid of memmove & memset of it.
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Originally committed as revision 15033 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
ef8676276d
Move t1 and t2 declaration from the QMF code closer to where they are used.
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Originally committed as revision 15024 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
addafb0e0a
Simplify (drop useless intermediate sum and diff arrays).
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Originally committed as revision 15023 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Andreas Öman
c55ecb9c27
5,1l: samples_chanptr[] should be (const float *)
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Originally committed as revision 15022 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Andreas Öman
a7bc9d1b71
dca: Set data_size outside block loop.
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Originally committed as revision 15021 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Andreas Öman
8ed96a5eba
dca: Do float -> int16 interleaving in-place using s->dsp.float_to_int16_interleave()
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Originally committed as revision 15020 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Alexander E. Patrakov
cc09e77e2a
Correct scaling factor in DCA decoder synthesis.
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Patch by Alexander Patrakov ($lastname at gmail.com)
Thread: dca.c: output scale is a bit off
Originally committed as revision 14937 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
56523713e5
Remove redundant FFMIN().
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Originally committed as revision 14918 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Alexander E. Patrakov
4df7beb368
Increase buffer size to 16384 patch by Alexander E. Patrakov" patrakov gmail
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This fixes a (probably not exploitable) buffer overflow (apparently unknown to its author).
Originally committed as revision 14917 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Peter Ross
fd76c37fd9
Modify all codecs to report their supported input and output sample format(s).
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Originally committed as revision 14482 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Stefano Sabatini
fe4bf37455
Make AVCodec long_names definition conditional depending on CONFIG_SMALL.
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Originally committed as revision 13759 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Stefano Sabatini
d5202e4fda
Add long names to many AVCodec declarations.
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patch by Stefano Sabatini, stefano.sabatini-lala poste it
Originally committed as revision 13005 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Benjamin Larsson
4a24837e07
Only set channels in the stream if previously unset, fixes resampling crash on broken dca frames
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Originally committed as revision 12780 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Zuxy Meng
98a6fff98c
Apply 'cold' attribute to init/uninit functions in libavcodec
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Originally committed as revision 12525 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Benjamin Larsson
ebf71dbda5
Don't use unchecked data from the bitstream.
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Originally committed as revision 12351 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Diego Biurrun
5e53486545
typo fix: inited --> initialized
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Originally committed as revision 11920 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Michael Niedermayer
a9f8715854
Fix const qualifer issues found by -Wcast-qual.
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Originally committed as revision 11703 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Justin Ruggles
cfec09e914
check for request_channels in dca init function
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Originally committed as revision 11423 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Benjamin Larsson
9389e63c83
Enable proper output from the LFE channel, based on patch from Mathias Rauen dear dot madshi at net
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Originally committed as revision 11407 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Andreas Öman
79328e9cc7
Make DCA decoder honor avctx->request_channels in a more advisory way.
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Originally committed as revision 11221 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Reimar Döffinger
b639896915
Use the correct "const float *" type for variable instead of casting const away.
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Originally committed as revision 11136 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Limin Wang
75316e1dcc
Set data_size to zero when DCA header parse failed
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Patch by Limin Wang <lance('\\'>>1)lmwang>(0x24^'D')<gmail>('/' & 0xFE)<com>
Thread [PATCH] set data_size to zero if failed to parse dca header
Originally committed as revision 10423 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago