Kevin Mitchell
fdf22f973d
avfilter/vf_idet: add a repeated field detection
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This can be useful for determining telecine.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Kevin Mitchell
fe6f5f2908
avfilter/vf_idet: add a "half_life" option for statistics
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This can be useful for videos in which the interlacing pattern changes.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Kevin Mitchell
2847843868
avfilter/idet: add metadata to "current" frame instead of "next" frame
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Kevin Mitchell
ff68ceb1b5
avfilter/vf_idet: add both multiple and single frame detection metadata
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
5ee6fb7583
avfilter/vf_pp: add gbrp support
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
b8c50becc8
avfilter/vf_pp: support AV_PIX_FMT_GRAY8
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
9a460db63b
avfilter/vf_pp: add yuv 4:4:0 support
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
James Almer
59d8050df1
avfilter: remove obsolete FF_API_DRAWTEXT_OLD_TIMELINE cruft
10 years ago
Clément Bœsch
abaf4245a1
avfilter: add w/h parameters in timeline
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Fixes Ticket #4008 .
10 years ago
Michael Niedermayer
e927682e1b
avfilter/vf_scale: Allow chroma samples to be above and to the left of luma samples
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Found-by: Kierank
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
James Almer
fffc9a077d
avfilter: remove obsolete FF_API_FILL_FRAME cruft
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Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: James Almer <jamrial@gmail.com>
10 years ago
James Almer
d1c49bcae9
avfilter: remove obsolete FF_API_ACONVERT_FILTER cruft
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Signed-off-by: James Almer <jamrial@gmail.com>
10 years ago
Clément Bœsch
4b58349bc8
avfilter/ass: add shaping option
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The documentation is mostly based on ass.h public header.
10 years ago
James Almer
ad1dadac86
avfilter: remove obsolete FF_API_BUFFERSRC_BUFFER cruft
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Reviewed-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: James Almer <jamrial@gmail.com>
10 years ago
Paul B Mahol
422619646e
add silenceremove filter
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Signed-off-by: Paul B Mahol <onemda@gmail.com>
10 years ago
Muhammad Faiz
c82a288f87
avfilter/showcqt: add fontcolor option
10 years ago
Stefano Sabatini
aade9884e9
lavfi/apad: fix logic when whole_len or pad_len options are specified
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In particular, allow pad_len and whole_len to have value set to 0, which
means that no padding will be added. Previously a value set to 0 meant
that that the filter had to pad forever.
The new semantics is clearer, also simplifies scripting since the option
value might be automatically computed, so that no checks need to be done
in case it is 0.
The old semantics was never documented and the logic was broken (the
filter was always adding samples indefinitely), so this should not break
backward compatibility.
10 years ago
Clément Bœsch
e35fb5add4
avfilter/showwaves: add split_channels option
10 years ago
Anton Khirnov
1985c2e75c
Bump major versions of all libraries.
10 years ago
Anton Khirnov
f4c444e17d
Postpone API-incompatible changes until the next bump.
10 years ago
Clément Bœsch
cec59eb63f
avfilter/dctdnoiz: add 8x8 dct and make it the default
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8x8 is about 5x faster than 16x16 on 1080p input. Since a block size of
8x8 makes the filter almost usable (time wise) and it's not obvious if
8x8 or 16x16 is better from a quality PoV (it really depends on the
input and parameters), the filter now defaults to 8x8, and as a result
libavfilter is micro bumped.
10 years ago
Vittorio Giovara
52269f48e8
Revert "vf_interlace: deprecate lowpass option"
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This reverts commit 35b05c5184
.
A warning is introduced in case this option is used.
10 years ago
Andrey Utkin
e9ff5df0b5
lavfi/drawtext: add fontcolor_expr option
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Allow to dynamically evaluate the font color.
Signed-off-by: Stefano Sabatini <stefasab@gmail.com>
10 years ago
Andrey Utkin
dec87454de
lavfi/drawtext: add expansion function eif()
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It evaluates expression and outputs it as integer value, using specified
format.
Address trac ticket #3699 .
Signed-off-by: Stefano Sabatini <stefasab@gmail.com>
10 years ago
Marc Jeffreys
a0b71e9f3e
avfilter/drawtext: Add basic text shaping using libfribidi
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Fixes ticket #3758
Reviewed-by: Andrey Utkin <andrey.krieger.utkin@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Paul B Mahol
b52c26c66f
avfilter: add flanger filter
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Signed-off-by: Paul B Mahol <onemda@gmail.com>
11 years ago
Clément Bœsch
ded3c9fd32
avfilter: add hqx filter (hq2x, hq3x, hq4x)
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Partially fixes Ticket #3404 (xbr filter remaining)
11 years ago
Clément Bœsch
76bce46d8f
avfilter: add signalstats filter
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Signed-off-by: Mark Heath <silicontrip@gmail.com>
Signed-off-by: Dave Rice <dave@dericed.com>
Signed-off-by: Clément Bœsch <u@pkh.me>
11 years ago
Paul B Mahol
4b6cb1cc69
Zoom & Pan filter
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Signed-off-by: Paul B Mahol <onemda@gmail.com>
11 years ago
Muhammad Faiz
40e938a7ed
avfilter: new multimedia filter avf_showcqt.c
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this filter is the same as showspectrum but with constant Q transform,
so frequency is spaced logarithmically
11 years ago
Alessandro Ghedini
1c0210c798
lavfi: add Bauer stereo-to-binaural audio filter
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Signed-off-by: Anton Khirnov <anton@khirnov.net>
11 years ago
Nicolas George
ad8159e0fe
libavfilter: Add asettb filter for setting timebase for audio
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Ported asettb (including the sr option for audio sample rate) from FFmpeg,
and copied/modified the existing settb documentation for asettb.
Signed-off-by: Katerina Barone-Adesi <katerinab+libav@gmail.com>
Signed-off-by: Anton Khirnov <anton@khirnov.net>
11 years ago
Anton Khirnov
599b81ca9a
lavfi: add shuffleplanes filter
11 years ago
Andrew Kelley
738f83582a
lavfi: add compand audio filter
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Signed-off-by: Anton Khirnov <anton@khirnov.net>
11 years ago
Vittorio Giovara
35b05c5184
vf_interlace: deprecate lowpass option
11 years ago
Stefano Sabatini
a270f63e83
lavfi/overlay: add yuv422 format mode
11 years ago
Ramiro Polla
78a9f185eb
lavfi/drawtext: add option for drawing border around text
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Reviewed-by: Stefano Sabatini <stefasab@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Vittorio Giovara
a7d0e7ead9
lavfi: add framepack filter
11 years ago
Diego Biurrun
b83d1ee3b4
avutil: Move library version related macros to version.h
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This is a more sensible place for these macros.
11 years ago
Stefano Sabatini
cd355d4d59
lavfi/abuffersrc: use AV_OPT_TYPE_SAMPLE_FMT for sample_fmt option
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Simplify/extend syntax.
11 years ago
Stefano Sabatini
97aa554634
lavfi/volume: implement process_command() callback, with the volume command
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Address trac ticket #2868 .
11 years ago
Stefano Sabatini
7619a87cc8
lavfi/volume: support volume expression and per-frame expression evaluation
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The eval mode allows to evaluate the expression per-frame or just at
init.
In particular, address ticket #3234 .
11 years ago
Reinhard Tartler
6d3ea1957f
Bump major of libavfilter for reference counted buffer API changes.
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Applications that have been linked against an older release of Libav and pick up
updated libraries experience segmentation faults because they pick up the new
libavfilter, which assumes AVFrames have been allocated by libavutil and thus
contain new reference-counting related fields. This will break for AVFrames that
have been allocated by old libavcodec.
All scheduled API changes are deferred to the next bump.
11 years ago
Stefano Sabatini
e424abc3a0
lavfi: add aeval filter
11 years ago
Stefano Sabatini
405b3eb535
lavfi/aevalsrc: duplicate last expression for the missing channels
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Use last expression for the missing channel expressions in case the
channel layout was specified. Enhance flexibility.
11 years ago
Stefano Sabatini
8cd3685a3f
lavfi: add elbg filter
11 years ago
Lenny Wang
89a3be8921
avfilter/opencl: compile kernels separately
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Reviewed-by: Wei Gao <highgod0401@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
d0ac60730d
avfilter/vf_scale: add ov/hsub
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Suggested-by: divVerent
Reviewed-by: Stefano
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Rudolf Polzer
3a14b160bd
vf_scale: make the dar variable return the DAR.
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Before, it just returned width/height. Correct is width/height*sar.
That way it is consistent with DAR as in probe output and setdar.
Signed-off-by: Rudolf Polzer <divverent@xonotic.org>
Signed-off-by: Anton Khirnov <anton@khirnov.net>
11 years ago
Vittorio Giovara
5c439b41d0
avfilter: have avfilter_get_by_name return const for next bump
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Signed-off-by: Anton Khirnov <anton@khirnov.net>
11 years ago