56d061ce9d
metasound: add last missing modes (8kHz @ 6kbps per channel)
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Signed-off-by: Anton Khirnov <anton@khirnov.net>
2013-11-26 08:29:42 +01:00
669fe50595
twinvq: consume block_align+1 packets as full ones
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They can be produced by VQF.
Signed-off-by: Diego Biurrun <diego@biurrun.de>
2013-11-14 13:38:10 +01:00
1afa8a7568
twinvq: support multiple frames per packet
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Signed-off-by: Diego Biurrun <diego@biurrun.de>
2013-11-14 13:38:10 +01:00
9e7b62f0fb
twinvq: set block align for codecs and use it in size checks
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This both allows factoring out size check for both MetaSound and TwinVQ-VQF
decoders and fixes the situation when there are several MetaSound frames
stuffed together (that happens in 8kHz @ 8kbps MetaSound in ASF for example).
2013-08-26 09:23:39 +02:00
3e5898782d
Voxware MetaSound decoder
2013-08-08 10:52:44 +02:00
86f4c59bd6
twinvq: Split VQF-specific part from common TwinVQ decoder core
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Signed-off-by: Diego Biurrun <diego@biurrun.de>
2013-08-05 20:59:23 +02:00
4d8d16b596
twinvq: Prefix enums and defines shared with VoxWare MetaSound
2013-08-05 20:19:11 +02:00
bc909626b0
twinvq: move all bitstream reading into single place
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This is required for the future addition of VoxWare MetaSound decoder, for its
functions are mostly the same but bitstream reader is completely different
and bitstream format is slightly different too.
Signed-off-by: Diego Biurrun <diego@biurrun.de>
2013-08-05 19:37:47 +02:00
9ea24e927e
twinvq: Add proper twinvq prefixes to identifiers
2013-08-01 12:44:05 +02:00
03039f4c8c
miscellaneous typo fixes
2013-07-25 19:43:32 +02:00
4a2ef39442
cosmetics: Add '0' to float constants ending in '.'.
2013-07-25 11:33:23 +02:00
6c145ecf78
twinvq: K&R formatting cosmetics
2013-07-25 11:17:06 +02:00
759001c534
lavc decoders: work with refcounted frames.
2013-03-08 07:38:30 +01:00
c242bbd8b6
Remove unnecessary dsputil.h #includes
2013-02-26 00:51:34 +01:00
3b7d43383f
twinvq: decode directly to the user-provided AVFrame
2013-02-12 12:22:39 -05:00
5959bfaca3
floatdsp: move butterflies_float from dsputil to avfloatdsp.
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This makes wmadec/enc, twinvq and mpegaudiodec (i.e. mp2/mp3)
independent of dsputil.
2013-01-22 11:55:42 -08:00
e034cc6c60
lavc: Move vector_fmul_window to AVFloatDSPContext
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Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
2013-01-16 10:45:45 +01:00
594d4d5df3
lavc: add a wrapper for AVCodecContext.get_buffer().
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It will be useful in the upcoming transition to refcounted AVFrames.
2012-12-04 21:41:59 +01:00
a903f8f087
Include libavutil/channel_layout.h instead of libavutil/audioconvert.h
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Also reorder some other #include when applicable.
2012-11-11 13:35:12 -05:00
b5f628e227
twinvq: validate sample rate code
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A large invalid value could cause undefined behavior when left-shifted
by 8 later in the function.
2012-11-01 11:29:19 -04:00
335826cf5f
twinvq: set channel layout
2012-11-01 11:29:19 -04:00
8cc72ce5a0
twinvq: validate that channels is not <= 0
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This could occur due to integer overflow when reading the channel count from
the extradata.
2012-11-01 11:29:19 -04:00
1478a3601e
twinvq: use planar sample format
2012-10-01 13:42:44 -04:00
36ef5369ee
Replace all CODEC_ID_* with AV_CODEC_ID_*
2012-08-07 16:00:24 +02:00
d5a7229ba4
Add a float DSP framework to libavutil
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Move vector_fmul() from DSPContext to AVFloatDSPContext.
2012-06-08 13:14:38 -04:00
4bf2e7c5f1
twinvq: fix out of bounds array access
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ModeTab.fmode has only 3 elements, so indexing it with ftype
in the initialier for 'size' is invalid when ftype == FT_PPC.
This fixes crashes with gcc 4.8.
Signed-off-by: Mans Rullgard <mans@mansr.com>
2012-05-01 20:17:07 +01:00
9cf0841ef3
dsputil: Add ff_ prefix to the dsputil*_init* functions
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Signed-off-by: Martin Storsjö <martin@martin.st>
2012-02-15 22:06:34 +02:00
0eea212943
Add avcodec_decode_audio4().
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Deprecate avcodec_decode_audio3().
Implement audio support in avcodec_default_get_buffer().
Implement the new audio decoder API in all audio decoders.
2011-12-02 17:40:40 -05:00
9d06037d48
twinvq: add SSE/AVX optimized sum/difference stereo interleaving
2011-11-11 14:13:58 -05:00
7b966566da
vqf/twinvq: pass vqf COMM chunk info in extradata
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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.
2011-11-11 14:06:14 -05:00
a8a6da4a0e
twinvq: check for allocation failure in init_mdct_win()
2011-11-11 14:06:14 -05:00
e53eecd0e7
twinvq: check output buffer size before decoding
2011-10-22 15:38:05 -04:00
5ed6817822
twinvq: return an error when the packet size is too small
2011-10-22 15:38:05 -04:00
8671488799
Use explicit struct initializers for AVCodec declarations.
2011-09-24 12:11:19 +02:00
adbfc605f6
doxygen: Consistently use '@' instead of '\' for Doxygen markup.
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Signed-off-by: Diego Biurrun <diego@biurrun.de>
2011-06-24 00:37:49 +02:00
046f3cb789
vorbis: Rename decoder/encoder files to follow general file naming scheme.
2011-04-23 14:23:20 +02:00
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>
2011-03-20 13:25:19 +00:00
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>
2011-03-19 19:49:18 +00:00
2912e87a6c
Replace FFmpeg with Libav in licence headers
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Signed-off-by: Mans Rullgard <mans@mansr.com>
2011-03-19 13:33:20 +00:00
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>
2011-01-31 20:28:42 +00:00
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>
2011-01-26 16:08:45 +00:00
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>
2011-01-22 17:53:27 +00:00
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
2010-11-12 11:04:40 +00:00
49bd8e4b84
Fix grammar errors in documentation
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Originally committed as revision 23904 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-06-30 15:38:06 +00:00
becfe99ad5
twinvq: remove VLAs
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Originally committed as revision 23775 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-06-25 13:43:55 +00:00
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
2010-04-21 17:57:48 +00:00
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
2010-03-30 23:30:55 +00:00
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
2010-03-06 14:34:46 +00:00
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
2010-01-09 13:28:04 +00:00
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
2009-11-23 22:28:45 +00:00
Kostya Shishkov
Diego Biurrun
Anton Khirnov
Justin Ruggles
Ronald S. Bultje
Mans Rullgard
Martin Storsjö
Diego Elio Pettenò
Stefano Sabatini
Reimar Döffinger
Vitor Sessak