6f718471ea
ac3enc: move mant*_cnt and qmant*_ptr out of AC3EncodeContext
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These fields are only used in quantize_mantissas() and reset
on each call, no need to store them in the main context.
Signed-off-by: Mans Rullgard <mans@mansr.com>
2011-03-30 00:38:45 +01:00
d782bca415
ac3enc: NEON optimised float_to_fixed24
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Signed-off-by: Mans Rullgard <mans@mansr.com>
2011-03-29 19:40:13 +01:00
6d9f52b2cd
ac3: move ff_ac3_bit_alloc_calc_bap to ac3dsp
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Signed-off-by: Mans Rullgard <mans@mansr.com>
2011-03-29 19:31:45 +01:00
d38345878c
dfa: protect pointer range checks against overflows.
2011-03-29 07:14:44 -07:00
a75529e81e
mimic: implement multithreading.
2011-03-28 21:50:46 -07:00
c4549bd66a
ac3enc: avoid memcpy() of exponents and baps in EXP_REUSE case by using
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exponent reference blocks.
2011-03-28 14:46:17 -04:00
42315dabce
Chronomaster DFA decoder
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Signed-off-by: Anton Khirnov <anton@khirnov.net>
2011-03-28 16:55:03 +02:00
991f3de1bb
ac3enc: Add codec-specific options for writing AC-3 metadata.
2011-03-27 11:30:09 -04:00
1500be13f2
dsputil: allow to skip drawing of top/bottom edges.
2011-03-26 17:45:38 -04:00
be18738801
Get audio_service_type for AC-3 based on bitstream mode in the AC-3 parser
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and decoder, and vice-versa for the AC-3 encoder.
2011-03-25 16:59:00 -04:00
34b47d7cbc
Add audio_service_type field to AVCodecContext for encoding and reporting
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of the service type in the audio bitstream.
2011-03-25 16:51:53 -04:00
00f0b4b92e
aacenc: indentation
2011-03-24 21:13:29 -07:00
92efa2bdd9
aacenc: fix the side calculation in search_for_ms
2011-03-24 21:12:23 -07:00
66f608a6aa
vp8.c: rename EDGE_* to VP8_EDGE_*.
2011-03-24 21:48:18 -04:00
d743065e18
ARM: fix ff_apply_window_int16_neon() prototype
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The length argument should be unsigned. No change in code.
Signed-off-by: Mans Rullgard <mans@mansr.com>
2011-03-24 20:43:47 +00:00
2d3b21ffb9
ARM: NEON optimised apply_window_int16()
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Signed-off-by: Mans Rullgard <mans@mansr.com>
2011-03-24 19:24:03 +00:00
245c78313f
ac3enc: NEON optimised shift functions
2011-03-24 16:30:54 +00:00
f4855a904e
ac3enc: NEON optimised ac3_max_msb_abs_int16 and ac3_exponent_min
2011-03-24 16:30:49 +00:00
f711424969
mpeg12.c: fix slice threading for mpeg2 field picture mode.
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Fixes "make THREADS=2 fate-mpeg2-field-enc".
2011-03-24 12:16:22 -04:00
3dd851c46b
lavc: move the version macros to a new installed header.
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Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
2011-03-22 21:48:33 -04:00
e6e9823488
Add apply_window_int16() to DSPContext with x86-optimized versions and use it
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in the ac3_fixed encoder.
2011-03-22 21:08:30 -04:00
ee26abf2a4
Fix an infinite loop when RoQ encoded generated a frame with a size greater than the maximum valid size.
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Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
2011-03-22 18:26:46 -04:00
a6d2227bc8
Add kbdwin.o to AC3 decoder
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Fixes --disable-everything --enable-decoder=ac3
Signed-off-by: Mans Rullgard <mans@mansr.com>
2011-03-22 22:26:20 +00:00
4c886d613d
Detect byte-swapped AC-3 and support decoding it directly.
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This allows the AC-3 decoder to be used directly with RealMedia
decoders that unlike the libavformat one do not byte-swap automatically.
Since the new code is only used in case we would fail directly otherwise
there should be no risk for regressions.
2011-03-22 15:36:47 -04:00
40728b5169
cosmetics: indentation
2011-03-22 15:36:47 -04:00
67fc8652b9
Always copy input data for AC3 decoder.
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Depending on error_recognition is not correct, low values do
certainly not mean it is ok to crash.
Based on a patch by Reimar Döffinger <Reimar.Doeffinger@gmx.de>
2011-03-22 15:36:47 -04:00
85ab290470
ac3enc: make sym_quant() branch-free
2011-03-22 14:36:18 -04:00
c47d383502
vc1: make P-frame deblock filter bit-exact.
2011-03-21 21:28:17 -04:00
f44d6445b7
vc1: slice support.
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Also reset coded_block at each new slice, fixes problems in slice playback.
2011-03-21 10:00:43 -04:00
b81a935bd9
vc1: fix up memleaks in the error codepath.
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Introduce end: and err: labels at the end of vc1_decode_frame(), which
will clean up allocated memory consistently.
2011-03-21 09:51:16 -04:00
72452cc475
vc1: warn for unimplemented pan-scan feature.
2011-03-21 09:43:21 -04:00
027f60f32b
ffv1: allocate correct size for sample buffer
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This fixes a typo in the size calculation for the sample buffer
introduced in cbabccc367
2011-03-20 22:17:20 +00:00
e87a6f0dc9
Move ff_dct_init_mmx declaration to dct.h
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This was missed in 0aded94
2011-03-20 21:12:00 +00:00
8eec00278c
dct: remove superflous #include
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Signed-off-by: Mans Rullgard <mans@mansr.com>
2011-03-20 17:15:41 +00:00
0aded9484d
Move dct and rdft definitions to separate files
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This leaves fft.h with only the core FFT and MDCT definitions
thus making it more managable.
Signed-off-by: Mans Rullgard <mans@mansr.com>
2011-03-20 17:15:33 +00:00
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
a45fbda994
Move ff_kbd_window_init() to a separate file
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This function is not tightly coupled to mdct, and it's in the way
of making a fixed-point mdct implementation.
Signed-off-by: Mans Rullgard <mans@mansr.com>
2011-03-19 19:49:27 +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
42cfb3835b
Remove Sonic experimental audio codec
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Since initially committed in 2004, this codec has only been touched
for maintenanance. Functionally, it contains no novel ideas and
its intended audience is better served by existing mature codecs.
Signed-off-by: Mans Rullgard <mans@mansr.com>
2011-03-19 15:24:31 +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
350785a662
aacenc: 10l, missed a reference when refactoring the psymodel.
2011-03-17 21:01:08 -07:00
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.
2011-03-17 16:46:48 -04:00
4afedfd8e5
aacenc: cosmetics, indentation, and comment clarification
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Correct bad indentation in aaccoder
Clarify and correct comments in 3GPP psymodel, other cosmetics.
2011-03-16 23:35:39 -04:00
b7c96769c5
aacenc: Refactor the parts of the AAC psymodel.
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3GPP:
Remove ffac from and move min_snr out of AacPsyBand.
Rearrange AacPsyCoeffs to make it easier to implement energy spreading.
Rename the band[] array to bands[]
Copy energies and thresholds at the end of analysis.
LAME:
Use a loop instead of an if chain in LAME windowing.
2011-03-16 23:34:12 -04:00
f578854efc
aaccoder: Change FFMAX for allzero flag to OR bit operation
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Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
2011-03-16 23:12:43 -04:00
cbf5d22d24
Remove occurrences of my old email address
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Signed-off-by: Mans Rullgard <mans@mansr.com>
2011-03-16 23:19:40 +00:00
381d37fda9
dsputil: add bswap16_buf()
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There are several places where a buffer is byte-swapped in 16-bit units.
This allows them to share code which can be optimised for various
architectures.
Signed-off-by: Mans Rullgard <mans@mansr.com>
2011-03-16 23:19:40 +00:00
a03be6e1ba
use LIBAV_LICENSE and LIBAV_VERSION instead of FFMPEG_*
2011-03-16 21:54:39 +01:00
29ba091136
replace FFMPEG with LIBAV in FFMPEG_CONFIGURATION
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also update the multiple inclusion guards in config.h|mak
2011-03-16 21:54:39 +01:00
79414257e2
mathops: fix MULL() when the compiler does not inline the function.
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If the function is not inlined, an immmediate cannot be used for the
shift parameter, so the %cl register must be used instead in that case.
This fixes compilation for x86-32 using gcc with --disable-optimizations.
2011-03-15 20:49:37 -04:00
Mans Rullgard
Ronald S. Bultje
Alexander Strange
Justin Ruggles
Kostya Shishkov
Young Han Lee
Anton Khirnov
Vitor Sessak
Kieran Kunhya
Reimar Döffinger
Nathan Caldwell
Ramiro Polla
Janne Grunau