Diego Biurrun
831a118078
Update dsputil- and SIMD-related comments to match reality more closely
11 years ago
Diego Biurrun
4958f35a2e
dsputil: Move apply_window_int16 to ac3dsp
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The (optimized) functions are used nowhere else.
11 years ago
Mans Rullgard
30b3916425
ac3dec: make downmix() take array of pointers to channel data
12 years ago
Bojan Zivkovic
a74ae4691a
mips: Optimization of AC3 FP encoder and EAC3 FP decoder
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Signed-off-by: Bojan Zivkovic <bojan@mips.com>
Reveiwed-by: Vitor Sessak <vitor1001@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Janne Grunau
f101eab1be
x86: call most of the x86 dsp init functions under if (ARCH_X86)
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Rename the called dsp init functions to *_init_x86.
12 years ago
Mans Rullgard
97cb9236cf
ac3: move ac3_downmix() from dsputil to ac3dsp
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Signed-off-by: Mans Rullgard <mans@mansr.com>
12 years ago
Mans Rullgard
034b03e7a0
ac3: Do not read past the end of ff_ac3_band_start_tab.
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Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Alex Converse <alex.converse@gmail.com>
13 years ago
Mans Rullgard
f507a9fe00
ac3enc: move inner loop of compute_rematrixing_strategy to ac3dsp
14 years ago
Justin Ruggles
8b7b2d6aae
ac3dsp: simplify extract_exponents() now that it does not need to do clipping.
14 years ago
Justin Ruggles
dc0ad40de2
ac3dsp: fix loop condition in ac3_update_bap_counts_c()
14 years ago
Justin Ruggles
6ca23db9cc
ac3enc: modify mantissa bit counting to keep bap counts for all values of bap
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instead of just 0 to 4.
This does all the actual bit counting as a final step.
14 years ago
Justin Ruggles
63b1866ae1
ac3enc: clip large coefficient values and negative exponents rather than using
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av_assert2().
14 years ago
Mans Rullgard
2310ee4b1c
ac3enc: move extract_exponents inner loop to ac3dsp
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Signed-off-by: Mans Rullgard <mans@mansr.com>
14 years ago
Mans Rullgard
52fd16a264
ac3enc: move compute_mantissa_size() to ac3dsp
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Signed-off-by: Mans Rullgard <mans@mansr.com>
14 years ago
Mans Rullgard
6d9f52b2cd
ac3: move ff_ac3_bit_alloc_calc_bap to ac3dsp
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Signed-off-by: Mans Rullgard <mans@mansr.com>
14 years ago
Mans Rullgard
f4855a904e
ac3enc: NEON optimised ac3_max_msb_abs_int16 and ac3_exponent_min
14 years ago
Mans Rullgard
2912e87a6c
Replace FFmpeg with Libav in licence headers
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Signed-off-by: Mans Rullgard <mans@mansr.com>
14 years ago
Justin Ruggles
0f999cfddb
ac3enc: add float_to_fixed24() with x86-optimized versions to AC3DSPContext
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and use in scale_coefficients() for the floating-point AC-3 encoder.
14 years ago
Michael Niedermayer
f7a5e7791d
Revert "ac3enc: add SIMD-optimized shifting functions for use with the fixed-point AC3 encoder"
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This reverts commit cc4d3dd3e2
.
revert at authors request due to better impementation being available
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
14 years ago
Justin Ruggles
f1efbca5e9
ac3enc: add SIMD-optimized shifting functions for use with the fixed-point AC3 encoder.
14 years ago
Justin Ruggles
cc4d3dd3e2
ac3enc: add SIMD-optimized shifting functions for use with the fixed-point AC3 encoder
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
14 years ago
Justin Ruggles
7539a1fee2
ac3enc: Add x86-optimized function to speed up log2_tab().
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AC3DSPContext.ac3_max_msb_abs_int16() finds the maximum MSB of the absolute
value of each element in an array of int16_t.
Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
(cherry picked from commit fbb6b49dab
)
14 years ago
Justin Ruggles
fbb6b49dab
ac3enc: Add x86-optimized function to speed up log2_tab().
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AC3DSPContext.ac3_max_msb_abs_int16() finds the maximum MSB of the absolute
value of each element in an array of int16_t.
Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
14 years ago
Justin Ruggles
a30ac54a19
Add x86-optimized versions of exponent_min().
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Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
(cherry picked from commit dda3f0ef48
)
14 years ago
Diego Elio Pettenò
e7e2df27f8
Add ff_ prefix to data symbols of encoders, decoders, hwaccel, parsers, bsf.
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None of these symbols should be accessed directly, so declare them as
hidden.
Signed-off-by: Mans Rullgard <mans@mansr.com>
(cherry picked from commit d36beb3f69
)
14 years ago
Diego Elio Pettenò
d36beb3f69
Add ff_ prefix to data symbols of encoders, decoders, hwaccel, parsers, bsf.
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None of these symbols should be accessed directly, so declare them as
hidden.
Signed-off-by: Mans Rullgard <mans@mansr.com>
14 years ago
Diego Biurrun
2d62158091
Replace '\0 bytes' by 'NULL bytes' in Doxygen comments.
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Doxygen mistakes the \ for the start of a Doxygen command.
Originally committed as revision 23994 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Alex Converse
c2341b8596
Add a chomp BSF to consume zero padding at the end of a packet.
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Originally committed as revision 23196 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Aurelien Jacobs
4231f05b28
VP3 parser can also handle VP6 without any changes.
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Originally committed as revision 13990 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Michael Niedermayer
0c587a4ea8
VP3 & Theora parser to extract keyframe flags.
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This parser is not able to split random bitstream pieces.
Originally committed as revision 13986 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Diego Biurrun
5b21bdabe4
Add FFMPEG_ prefix to all multiple inclusion guards.
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Originally committed as revision 10765 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
Guillaume Poirier
efb775777f
add a comment to indicate which #endif belong to which #define
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Originally committed as revision 9356 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Måns Rullgård
699b3f99d0
add multiple inclusion guards to headers
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Originally committed as revision 9345 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Måns Rullgård
99545457bf
include all prerequisites in header files
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Originally committed as revision 9344 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Diego Biurrun
c33d98141d
Move H.263 parser to its own file.
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Originally committed as revision 8934 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Ryan Martell
1d1be919ce
add support for rtp/h264 streaming
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Patch by Ryan Martell % rdm4 A martellventures P com %
Original thread:
Date: Nov 6, 2006 8:56 PM
Subject: [Ffmpeg-devel] [PATCH] H.264 via RTP
Originally committed as revision 6936 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Diego Biurrun
b78e7197a8
Change license headers to say 'FFmpeg' instead of 'this program/this library'
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and fix GPL/LGPL version mismatches.
Originally committed as revision 6577 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Diego Biurrun
04d7f60143
Add official LGPL license headers to the files that were missing them.
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Originally committed as revision 6219 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Måns Rullgård
b9a73d8d2f
move adler32 to libavutil
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Originally committed as revision 5731 to svn://svn.ffmpeg.org/ffmpeg/trunk
19 years ago