Justin Ruggles
9d06037d48
twinvq: add SSE/AVX optimized sum/difference stereo interleaving
13 years ago
Justin Ruggles
7b966566da
vqf/twinvq: pass vqf COMM chunk info in extradata
...
This is needed because the twinvq decoder cannot rely on bit_rate to be set.
The API documentation says that bit_rate is set by libavcodec, not by the
user.
13 years ago
Justin Ruggles
a8a6da4a0e
twinvq: check for allocation failure in init_mdct_win()
13 years ago
Justin Ruggles
e53eecd0e7
twinvq: check output buffer size before decoding
13 years ago
Justin Ruggles
5ed6817822
twinvq: return an error when the packet size is too small
13 years ago
Diego Biurrun
8671488799
Use explicit struct initializers for AVCodec declarations.
13 years ago
Diego Biurrun
adbfc605f6
doxygen: Consistently use '@' instead of '\' for Doxygen markup.
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Signed-off-by: Diego Biurrun <diego@biurrun.de>
14 years ago
Diego Biurrun
046f3cb789
vorbis: Rename decoder/encoder files to follow general file naming scheme.
14 years ago
Mans Rullgard
4538729afe
Move sine windows to a separate file
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These windows do not really belong in fft/mdct files and were
easily confused with the similarly named tables used by rdft.
Signed-off-by: Mans Rullgard <mans@mansr.com>
14 years ago
Mans Rullgard
26f548bb59
fft: remove inline wrappers for function pointers
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This removes the rather pointless wrappers (one not even inline)
for calling the fft_calc and related function pointers.
Signed-off-by: Mans Rullgard <mans@mansr.com>
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
a8ae4e0e7b
Remove unneeded add bias from 3 functions.
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DSPContext.vector_fmul_window()
DCADSPContext.lfe_fir()
SynthFilterContext.synth_filter_float()
Signed-off-by: Mans Rullgard <mans@mansr.com>
(cherry picked from commit 80ba1ddb58
)
14 years ago
Justin Ruggles
80ba1ddb58
Remove unneeded add bias from 3 functions.
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DSPContext.vector_fmul_window()
DCADSPContext.lfe_fir()
SynthFilterContext.synth_filter_float()
Signed-off-by: Mans Rullgard <mans@mansr.com>
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
Justin Ruggles
015f9f1ad3
Change DSPContext.vector_fmul() from dst=dst*src to dest=src0*src1.
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Signed-off-by: Mans Rullgard <mans@mansr.com>
(cherry picked from commit 6eabb0d3ad
)
14 years ago
Justin Ruggles
6eabb0d3ad
Change DSPContext.vector_fmul() from dst=dst*src to dest=src0*src1.
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Signed-off-by: Mans Rullgard <mans@mansr.com>
14 years ago
Stefano Sabatini
5d6e4c160a
Replace deprecated symbols SAMPLE_FMT_* with AV_SAMPLE_FMT_*, and enum
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SampleFormat with AVSampleFormat.
Originally committed as revision 25730 to svn://svn.ffmpeg.org/ffmpeg/trunk
14 years ago
Måns Rullgård
49bd8e4b84
Fix grammar errors in documentation
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Originally committed as revision 23904 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Måns Rullgård
becfe99ad5
twinvq: remove VLAs
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Originally committed as revision 23775 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Ronald S. Bultje
b1078e9fe6
Move clipping of audio samples (for those codecs outputting float) from decoder
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to the audio conversion routines.
Originally committed as revision 22937 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Stefano Sabatini
72415b2adb
Define AVMediaType enum, and use it instead of enum CodecType, which
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is deprecated and will be dropped at the next major bump.
Originally committed as revision 22735 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Måns Rullgård
1429224b04
Move FFT parts from dsputil.h to fft.h
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Originally committed as revision 22235 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Reimar Döffinger
14b8607065
Add support for hard-coded MDCT-related ff_sine_windows tables.
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Originally committed as revision 21108 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Vitor Sessak
9401357f01
Add missing include. Fix the following compiler warnings:
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twinvq.c: In function 'decode_lsp':
twinvq.c:575: warning: implicit declaration of function 'ff_sort_nearly_sorted_floats'
Originally committed as revision 20594 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Vitor Sessak
419b2be813
Make sorting function used in TwinVQ a shared function
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Originally committed as revision 20584 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Carl Eugen Hoyos
adadf26bb9
Use enum FrameType as parameter to construct_perm_table().
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Originally committed as revision 20480 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
Vitor Sessak
6776061b04
Add two more sizes to ff_sine_windows[] and also pad it with NULLs so
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that FF_ELEMS(ff_sine_windows[x]) == 1 << x.
Fix issue 1384.
Originally committed as revision 19862 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Vitor Sessak
bf8202f352
Formatting K&R fixes
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Originally committed as revision 19732 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Vitor Sessak
d3b60aa685
100l, revision 19728 added a bug that broke twinvq decoding. I forgot to
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multiply the buffer size by the number of channels.
Originally committed as revision 19730 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Vitor Sessak
0a68cd876e
SSE optimized vector_clipf(). 10% faster TwinVQ decoding.
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Originally committed as revision 19728 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Vitor Sessak
ce78113d5a
Cosmetics: add some whitespace around operators
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Originally committed as revision 19695 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Vitor Sessak
7bd4733588
TwinVQ decoder
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Originally committed as revision 19682 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago