Martin Storsjö
87a814fdce
libavcodec: Add missing AVClass pointers
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This fixes crashes since 243df1351
.
Signed-off-by: Martin Storsjö <martin@martin.st>
9 years ago
Vittorio Giovara
243df1351d
lavc: Move {min,max}_prediction_order to codec private options
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These options are only used by alac and flac.
They are very codec-specific options, so deprecate the global variants.
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
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>
9 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>
9 years ago
Vittorio Giovara
d6604b29ef
Gather all coded_frame allocations and free functions to a single place
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Allocating coded_frame is what most encoders do anyway, so it makes
sense to always allocate and free it in a single place. Moreover a lot
of encoders freed the frame with av_freep() instead of the correct API
av_frame_free().
This bring uniformity to encoder behaviour and prevents applications
from erroneusly accessing this field when not allocated. Additionally
this helps isolating encoders that export information with coded_frame,
and heavily simplifies its deprecation.
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
9 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
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
12 years ago
Justin Ruggles
358078d9bb
alacenc: remove unneeded sample_fmt check
12 years ago
Justin Ruggles
ec7a212f9f
alacenc: fix max_frame_size calculation for the final frame
12 years ago
Anton Khirnov
36ef5369ee
Replace all CODEC_ID_* with AV_CODEC_ID_*
12 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.
13 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
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
77a78e9bdc
Separate window function from autocorrelation.
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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
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
Jai Menon
215dab5fee
alacenc : use private compression_level value consistently.
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Originally committed as revision 20261 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Jai Menon
a0992374ee
alacenc : Move some code around for clarity.
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Originally committed as revision 20256 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Justin Ruggles
9a9964c50e
cosmetics: reindent and line wrap after last commit
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Originally committed as revision 20174 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Justin Ruggles
d6eee9f3e9
alacenc: add a fixed LPC coefficient mode as compression level 1. old
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compression level 1 is now compression level 2 and is still the default.
Originally committed as revision 20173 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Reimar Döffinger
43d7c6118d
put_bits can only reliably write up to 31 bit bits, above it relies on
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undefined shift behaviour.
Document this, fix the assert and add a put_bits32 to handle writing 32
bits and use that where necessary.
Originally committed as revision 20124 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Jai Menon
2370338850
Fix max_coded_frame_size computation to account for byte alignment.
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Fixes issue 1386.
Originally committed as revision 19859 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Stefano Sabatini
9106a698e7
Rename bitstream.h to get_bits.h.
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Originally committed as revision 18494 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Jai Menon
309a8bb8a1
alacenc : cosmetics : remove misleading comment
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Originally committed as revision 18493 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago