Michael Niedermayer
28dce3cdbc
avcodec/alacenc: Remove unused variable
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Christophe Gisquet
9950073655
alacenc: remove unneeded masking
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The extra bits have already been masked, so this was not doing anything.
Noticed-by: Justin Ruggles
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Christophe Gisquet
a084493535
alacenc: fix incorrect buffer use
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The issue lies in actually dead code ("for now it's not used").
Noticed-by: Justin Ruggles
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Christophe Gisquet
96d2178325
alacenc: fix extra bits extraction
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The raw coded bits are extracted prior to decorrelation, as is correctly
performed by the decoder, and not after.
Fixes ticket #2768 .
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Christophe Gisquet
c0d18cc085
alacenc: increase predictor buffer
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This change is almost cosmetical only, and reduces the changes needed to
fix the 24bps case.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Anton Khirnov
5b9c3b4505
Replace all instances of avcodec_alloc_frame() with av_frame_alloc().
11 years ago
Diego Biurrun
b2bed9325d
cosmetics: Group .name and .long_name together in codec/format declarations
11 years ago
Michael Niedermayer
8aea2f05dc
alacenc: Fix missing sign_extend()
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Possibly fixes Ticket2497
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Paul B Mahol
739d6a78b7
alacenc: don't allocate unused avctx->coded_frame
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Signed-off-by: Paul B Mahol <onemda@gmail.com>
12 years ago
James Zern
bcaf64b605
normalize calls to ff_alloc_packet2
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- check ret < 0
- remove excessive error log
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Diego Biurrun
c242bbd8b6
Remove unnecessary dsputil.h #includes
12 years ago
Justin Ruggles
5e1bbb8c7e
alacenc: add support for multi-channel encoding
12 years ago
Justin Ruggles
7c278d2ae4
alacenc: support 24-bit encoding
12 years ago
Justin Ruggles
f24cc1b2f1
alacenc: use s16p sample format as input
13 years ago
Justin Ruggles
358078d9bb
alacenc: remove unneeded sample_fmt check
13 years ago
Justin Ruggles
ec7a212f9f
alacenc: fix max_frame_size calculation for the final frame
13 years ago
Anton Khirnov
36ef5369ee
Replace all CODEC_ID_* with AV_CODEC_ID_*
13 years ago
Paul B Mahol
ae2c33b0c2
cosmetics: remove superfluous curly brackets
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Signed-off-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
a18cf3635c
alacenc: switch to ff_alloc_packet2()
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Justin Ruggles
764852d653
alacenc: use AVCodec.encode2()
13 years ago
Justin Ruggles
bee80054f7
alacenc: cosmetics: indentation
13 years ago
Justin Ruggles
b6e8ff72ea
alacenc: consolidate bitstream writing into a single function.
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Simplifies use of verbatim mode.
13 years ago
Justin Ruggles
b590f3a7bf
alacenc: only encode frame size in header for a final smaller frame
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Otherwise it is not needed because it matches the frame size as encoded in
the extradata.
13 years ago
Justin Ruggles
ba821b098b
alacenc: store current frame size in AlacEncodeContext.
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This avoids an indirection and will simplify implementation of encode2()
13 years ago
Justin Ruggles
65d15aec77
alacenc: return AVERROR codes in alac_encode_frame()
13 years ago
Justin Ruggles
302daf5800
alacenc: calculate a new max frame size for the final small frame
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Gives a better estimate of buffer requirements and a better decision of
whether or not to use verbatim mode.
13 years ago
Justin Ruggles
fc9cf0b2a6
alacenc: pretty-printing and other cosmetics
13 years ago
Justin Ruggles
51c2483862
alacenc: fix error handling and potential memleaks in alac_encode_init()
13 years ago
Justin Ruggles
6e63228323
alacenc: do not set coded_frame->key_frame
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It is already set in avcodec_alloc_frame()
13 years ago
Justin Ruggles
64fe3eaeb3
alacenc: do not set bits_per_coded_sample
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encoded ALAC does not have a fixed number of bits per sample
13 years ago
Justin Ruggles
43a4cb070b
alacenc: remove unneeded frame_size check in alac_encode_frame()
13 years ago
Diego Biurrun
32f3c541bc
doxygen: Do not include license boilerplates in Doxygen comment blocks.
13 years ago
Justin Ruggles
bb63475aec
alacenc: implement the 2-pass prediction type.
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This isn't used by the reference encoder, but it is supported by the decoder.
13 years ago
Justin Ruggles
149e1b0468
alacenc: do not generate invalid multi-channel ALAC files
13 years ago
Nathan Adil Maxson
d0fd6fc201
Cleaned up alacenc.c
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Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
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
Carl Eugen Hoyos
007f773942
Encoding alac with more than two channels is not supported.
14 years ago
Anton Khirnov
188dea1dbf
lavc: move some flac-specific options to its private context.
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
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
7101b18508
Separate window function from autocorrelation.
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Signed-off-by: Mans Rullgard <mans@mansr.com>
(cherry picked from commit 77a78e9bdc
)
14 years ago
Justin Ruggles
0d8837bdda
Move lpc_compute_autocorr() from DSPContext to a new struct LPCContext.
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Signed-off-by: Mans Rullgard <mans@mansr.com>
(cherry picked from commit 56f8952b25
)
14 years ago
Justin Ruggles
77a78e9bdc
Separate window function from autocorrelation.
...
Signed-off-by: Mans Rullgard <mans@mansr.com>
14 years ago
Justin Ruggles
56f8952b25
Move lpc_compute_autocorr() from DSPContext to a new struct LPCContext.
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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
Reimar Döffinger
edac49daf5
Use "const" qualifier for pointers that point to input data of
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audio encoders.
This is purely for clarity/documentation purposes.
Originally committed as revision 24481 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Justin Ruggles
23940f1405
Add AVCodecContext.lpc_type and Add AVCodecContext.lpc_passes fields.
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Add AVLPCType enum.
Deprecate AVCodecContext.use_lpc.
Originally committed as revision 24199 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Jai Menon
a7fc91468c
Remove useless header inclusion.
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Originally committed as revision 22851 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Jai Menon
3ffdd09a7a
alacenc : Report supported input sample formats.
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Originally committed as revision 22829 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago