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
Stefano Sabatini
f3e886c7df
lavu/eval: add clip function
10 years ago
Simon Thelen
fa6716c66d
libavformat/segment: change segment_list_size behavior to match hls_list_size behavior.
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Make the segment muxer keep segment_list_size segments instead of
segment_list_size + 1 segments. This patch also changes the
documentation for segment_list_size to reduce possible confusion over
how many segments are kept.
this allows the segment list to
be limited to containing only one segment which used to be impossible
because a segment_list_size of 0 kept all the segments and a
segment_list_size of 1 kept 2 segments.
Signed-off-by: Simon Thelen <ffmpeg-dev@c-14.de>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
13a72d9b08
doc/APIchanges: update
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 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>
11 years ago
Vignesh Venkatasubramanian
3e73d14290
lavf: Add WebM DASH Manifest Muxer
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This patch adds the ability to generate WebM DASH manifest XML using
ffmpeg. A sample command line would be as follows:
ffmpeg \
-f webm_dash_manifest -i video1.webm \
-f webm_dash_manifest -i video2.webm \
-f webm_dash_manifest -i audio1.webm \
-f webm_dash_manifest -i audio2.webm \
-map 0 -map 1 -map 2 -map 3 \
-c copy \
-f webm_dash_manifest \
-adaptation_sets “id=0,streams=0,1 id=1,streams=2,3” \
manifest.xml
It works by exporting necessary fields as metadata tags in matroskadec
and use those values to write the appropriate XML fields as per the WebM
DASH Specification [1]. Some ideas are adopted from webm-tools project
[2].
[1]
https://sites.google.com/a/webmproject.org/wiki/adaptive-streaming/webm-dash-specification
[2]
https://chromium.googlesource.com/webm/webm-tools/+/master/webm_dash_manifest/
Signed-off-by: Vignesh Venkatasubramanian <vigneshv@google.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Timothy Gu
7bf5084e30
doc/utils: add missing `@c man end` title
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Signed-off-by: Timothy Gu <timothygu99@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
62227a70f0
avformat: add av_stream_get_parser() to access avformat AVParser
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The AVStream.parser field is considered private and its location cannot be
preserved while preserving also ABI compatibility to libav, as libav added fields
before it.
Some tools like ffmpeg.c access this field though
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Muhammad Faiz
860d12978c
doc/filters: fixing typo
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Lukasz Marek
4cc0f79a2c
lavf: add samba protocol via libsmbclient
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Signed-off-by: Lukasz Marek <lukasz.m.luki2@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Star Brilliant
3f815f713b
AVFormat: LRC demuxer and muxer
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Reviewed-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Andreas Cadhalpun
39a6e02fd4
fix spelling errors
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Reviewed-by: Timothy Gu <timothygu99@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Oliver Fromme
699d2107be
doc/encoders: Document "dvdsub workaround for some players"
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Diego Biurrun
6cc1409ba8
examples/output: Remove unused variable
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doc/examples/output.c:460:9: warning: unused variable ‘i’
11 years ago
Dave Rice
a15c5c44e2
doc/filters: add a signalstats example
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Signed-off-by: Dave Rice <dave@dericed.com>
11 years ago
Vittorio Giovara
a54f03bf07
display: add matrix flip api
11 years ago
Andrew Kelley
33a7b453a8
doc: mention option to mix shared/static libraries
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Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
11 years ago
Anton Khirnov
f6ee61fb05
lavc: export DV profile API used by muxer/demuxer as public
11 years ago
Timothy Gu
8e6a66b662
doc: add doxygen target tag
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Signed-off-by: Timothy Gu <timothygu99@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Timothy Gu
cee98aadb1
doc: make doxygen program configurable
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Signed-off-by: Timothy Gu <timothygu99@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Timothy Gu
865a761081
doc: add doxy-wrapper.sh to doc/doxygen/html dependencies
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Signed-off-by: Timothy Gu <timothygu99@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
9ccc7aeeea
doc/Doxyfile: use 5 columns for alphabetical index
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This reverts a hunk from 671005558a
Reduces diff to what we use on the server
Suggested-by: Timothy Gu
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Deti fliegl
8cda23f341
avformat/segment: Support cutting at clocktime
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Signed-off-by: Deti fliegl <fliegl@baycom.de>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Timothy Gu
3be90723e7
transcoding: fix Doxygen file path
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Signed-off-by: Timothy Gu <timothygu99@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Lukasz Marek
362cfe8ce1
doc/protocols: document unit of timeouts for ftp and http
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Signed-off-by: Lukasz Marek <lukasz.m.luki2@gmail.com>
Signed-off-by: Stefano Sabatini <stefasab@gmail.com>
11 years ago
Timothy Gu
939d22a297
Doxyfile: imitate gcc for better libavutil/attributes.h documentation
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Signed-off-by: Timothy Gu <timothygu99@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Timothy Gu
31a6dfcbf7
Doxyfile: enable browser-based search engine
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Signed-off-by: Timothy Gu <timothygu99@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 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
Dave Rice
1619a0e2b8
doc/filters: fix typo
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Signed-off-by: Dave Rice <dave@dericed.com>
Reviewed-by: Timothy Gu <timothygu99@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Dave Rice
79d3eeb2b7
doc/ffprobe.xsd: fix order and missing elements/attributes
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Signed-off-by: Dave Rice <dave@dericed.com>
Reviewed-by: Stefano Sabatini <stefasab@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Muhammad Faiz
46563af79c
avfilter/showcqt: adding freetype support
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Diego Biurrun
e3fcb14347
dsputil: Split off IDCT bits into their own context
11 years ago
Clément Bœsch
ec94c52e97
doc: remove trailing ':' at the end of sections
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Also lowercase "options" in "Advanced Video Options" for consistency.
11 years ago
Michael Niedermayer
cddbf95c5f
doc/examples/resampling_audio: use av_freep() for saftey
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also its better in examples to use the safer functions.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
4d3072ada3
doc/examples/muxing: remove unused variable
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
cc92372722
doc/APIchanges: lengthening a hash to make it non ambigous
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
7448afc52b
APIchanges: fillin some missing data
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Vittorio Giovara
f134b5ec53
apichanges: fill in changes for lavu 51.19 and 51.20
11 years ago
Anton Khirnov
a5864e9a25
output example: free the muxing format context properly
11 years ago
Anton Khirnov
182d3f8221
output example: rewrite encoding logic
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Properly generate pts for the frames sent to the encoder, avoid
using private and deprecated AVStream.pts.
11 years ago
Anton Khirnov
a7fcd4122b
output example: store the scaling context in the stream context
11 years ago
Anton Khirnov
6a927d7aaf
output example: use a macro instead of a static variable
11 years ago
Anton Khirnov
63fd0d866c
output example: allocate the audio frame only once
11 years ago
Anton Khirnov
edd5f95764
output example: use OutputStream for audio streams as well
11 years ago
Anton Khirnov
5e7b125b6a
output example: use the new AVFrame API to allocate audio frames
11 years ago
Anton Khirnov
ac85f631c9
output example: set output channel layout
11 years ago
Anton Khirnov
294daf71a7
output example: use a struct to bundle the video stream variables together
11 years ago
Anton Khirnov
38d044429d
output example: use the new AVFrame API for allocating the video frame
11 years ago
Lukasz Marek
a30f1b15c7
doc/build_system: document examples and config targets
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Signed-off-by: Lukasz Marek <lukasz.m.luki2@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Tobias Rapp
f6e772f9b5
ffprobe: add color_range and color_space to stream output
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago