Diego Biurrun
b668662939
get_bits: Move BITSTREAM_READER_LE definition before all relevant #includes
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This avoids the danger that get_bits.h might get indirectly #included before
BITSTREAM_READER_LE is defined.
Also sort headers into canonical order where appropriate.
9 years ago
Vittorio Giovara
059a934806
lavc: Consistently prefix input buffer defines
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Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
10 years ago
Vittorio Giovara
def97856de
lavc: AV-prefix all codec capabilities
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Express bitfields more simply.
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
10 years ago
Anton Khirnov
ee964145b5
lavc: remove unused traces of fmtconvert usage
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Those decoders have been switched to float output and so do not use
fmtconvert anymore.
10 years ago
Diego Biurrun
7f9f771eac
avcodec: Don't anonymously typedef structs
10 years ago
Diego Biurrun
f20518568a
build: Split WMA frequencies into a separate object file
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These are the only WMA bits shared with binkaudio. Splitting them off
reduces the binnkaudio dependency on general WMA code.
10 years ago
Diego Biurrun
b2bed9325d
cosmetics: Group .name and .long_name together in codec/format declarations
11 years ago
Diego Biurrun
c591d4575a
avcodec: Replace local extern declarations for tables with header #includes
12 years ago
Anton Khirnov
759001c534
lavc decoders: work with refcounted frames.
12 years ago
Diego Biurrun
c242bbd8b6
Remove unnecessary dsputil.h #includes
12 years ago
Justin Ruggles
5cc0bd2cb4
binkaudio: decode directly to the user-provided AVFrame
12 years ago
Anton Khirnov
594d4d5df3
lavc: add a wrapper for AVCodecContext.get_buffer().
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It will be useful in the upcoming transition to refcounted AVFrames.
12 years ago
Justin Ruggles
faf340f60c
binkaudio: set channel layout
12 years ago
Justin Ruggles
ee90119e9e
binkaudio: remove unneeded GET_BITS_SAFE macro
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Normal get_bits() already has overread protection.
12 years ago
Justin Ruggles
7bfd1766d1
binkaudio: use float sample format
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Use planar for DCT codec, interleaved for RDFT codec.
12 years ago
Justin Ruggles
0801b5979b
binkaudio: use a different value for the coefficient scale for the DCT codec
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Eliminates the need for vector_fmul_scalar() in each frame.
12 years ago
Anton Khirnov
36ef5369ee
Replace all CODEC_ID_* with AV_CODEC_ID_*
13 years ago
Martin Storsjö
00c3b67b8a
cosmetics: Align codec declarations
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Also break some long lines, remove codec function placeholder comments
and add spaces in sample/pixel format lists.
Signed-off-by: Martin Storsjö <martin@martin.st>
13 years ago
Martin Storsjö
9cf0841ef3
dsputil: Add ff_ prefix to the dsputil*_init* functions
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Signed-off-by: Martin Storsjö <martin@martin.st>
13 years ago
Diego Biurrun
aaf47bcde7
Drop ALT_ prefix from BITSTREAM_READER_LE name.
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The prefix is a historic remnant that probably meant "alternative".
Now that the A32 bitstream reader has been dropped it makes no sense anymore.
13 years ago
Mans Rullgard
3383a53e7d
lavu: replace int/float punning functions
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The existing functions defined in intfloat_readwrite.[ch] are
both slow and incorrect (infinities are not handled).
This introduces a new header with fast, inline conversion
functions using direct union punning assuming an IEEE-754
system, an assumption already made throughout the code.
The one use of Intel/Motorola extended 80-bit format is
replaced by simpler code sufficient under the present
constraints (positive normal values).
The old functions are marked deprecated and retained for
compatibility.
Signed-off-by: Mans Rullgard <mans@mansr.com>
13 years ago
Justin Ruggles
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.
13 years ago
Justin Ruggles
add7b1140f
binkaudio: expand quant_table to accommodate all possible values
13 years ago
Justin Ruggles
425a843505
binkaudio: change short to int16_t
13 years ago
Justin Ruggles
4f4e19480a
binkaudio: only decode one block at a time.
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This prevents truncating output due to an output buffer that is too small for
all blocks. There is no limit on the number of blocks in a packet.
13 years ago
Justin Ruggles
eaddd29e00
binkaudio: store interleaved overlap samples in BinkAudioContext.
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This fixes the requirement for the buffer size to be larger than the number of
samples actually decoded.
13 years ago
Justin Ruggles
9f48039a37
binkaudio: pre-calculate quantization factors
13 years ago
Justin Ruggles
101ef19ef4
binkaudio: add some buffer overread checks.
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This stops decoding before overreads instead of after.
13 years ago
Anton Khirnov
ec6402b7c5
lavc: use designated initialisers for all codecs.
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It's more readable and less prone to breakage.
14 years ago
Kostya
df64da3b1e
bink: pass Bink version to audio decoder through extradata instead of codec_tag.
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This is needed because not all players (e.g. MPlayer) are able to distinguish
two different Bink audio decoders when codec_tag is set.
Signed-off-by: Anton Khirnov <anton@khirnov.net>
14 years ago
Vitor Sessak
9d35fa520e
Add AVX FFT implementation.
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Signed-off-by: Reinhard Tartler <siretart@tauware.de>
14 years ago
Mans Rullgard
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>
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
Peter Ross
ccfcddb3f2
Bink version 'b' audio decoder
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Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
14 years ago
Peter Ross
8a8c283edd
binkaudio: simplify frame_len_bits and frame_len calculation
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Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
14 years ago
Peter Ross
a304def1dc
binkaudio: remove unnecessary loop
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decode_init sets bands[0] == 2, so this loop always sets the band table
index (k) to zero.
Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
14 years ago
Peter Ross
582ac86d19
binkaudio: perform band table scaling in decode_init
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Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
14 years ago
Peter Ross
71f88b1f38
binkaudio: remove unused copy of AVCodecContext*
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Signed-off-by: Mans Rullgard <mans@mansr.com>
14 years ago
Peter Ross
9806fbd535
binkaudio: fix channel count check
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Perform validity check on AVFormatContext.channels instead of
uninitialised field.
This fixes issue 2001.
Signed-off-by: Mans Rullgard <mans@mansr.com>
14 years ago
Justin Ruggles
c73d99e672
Separate format conversion DSP functions from DSPContext.
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This will be beneficial for use with the audio conversion API without
requiring it to depend on all of dsputil.
Signed-off-by: Mans Rullgard <mans@mansr.com>
14 years ago
Justin Ruggles
9d06d7bce3
Remove the add bias hack for the C version of DSPContext.float_to_int16_*().
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
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
Diego Biurrun
ba87f0801d
Remove explicit filename from Doxygen @file commands.
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Passing an explicit filename to this command is only necessary if the
documentation in the @file block refers to a file different from the
one the block resides in.
Originally committed as revision 22921 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Vitor Sessak
c2b774a04e
Make code using 1d-DCT consistent with the API change
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Originally committed as revision 22792 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
Peter Ross
b41ec742ea
Make binkaudio work with ff_float_to_int16_interleave_c (martin at martin dot st)
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Originally committed as revision 22466 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Måns Rullgård
41ea18fb0d
Give RDFT types more meaningful names
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Originally committed as revision 22290 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