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Jean Delvare 4e8d6b315c lavfi/delogo: remember left and right samples when interpolating
The left and right samples are the same for the whole line, so store
their values and don't recompute them for every iteration of "y".

This simple optimization results in a speed improvement between 15%
and 20% in my tests (depending on the logo geometry.)

Result is obviously the same.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Reviewed-by: Stefano Sabatini <stefasab@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-07-05 13:53:37 +02:00
compat Merge remote-tracking branch 'qatar/master' 2013-07-05 13:11:06 +02:00
doc doc/filters: clarify documentation for overlay repeatlast option 2013-07-05 12:35:12 +02:00
libavcodec libavcodec: use 64bit counter in deprecated audio encoder API to prevent problems regarding negative dts 2013-07-05 13:40:13 +02:00
libavdevice lavfi: create Libav-API compatibility layer for avfilter_graph_parse() at the next bump 2013-07-03 13:21:42 +02:00
libavfilter lavfi/delogo: remember left and right samples when interpolating 2013-07-05 13:53:37 +02:00
libavformat mpegts: only reopen pmt_cb filter if its different from the previous. 2013-07-05 04:02:02 +02:00
libavresample
libavutil Merge commit '0420c810ceb430003f9f2793c5cfa1fe84657f3d' 2013-07-05 12:43:57 +02:00
libpostproc
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tests Fix opacity and increase colour dynamics of initial vmd palette. 2013-07-04 18:01:08 +02:00
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configure Merge remote-tracking branch 'qatar/master' 2013-07-05 13:11:06 +02:00
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CREDITS
ffmpeg_filter.c
ffmpeg_opt.c
ffmpeg.c
ffmpeg.h
ffplay.c lavfi: create Libav-API compatibility layer for avfilter_graph_parse() at the next bump 2013-07-03 13:21:42 +02:00
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MAINTAINERS MAINTAINERS: add address to contact "AvxSynth Team" 2013-07-03 02:26:13 +02:00
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FFmpeg README
-------------

1) Documentation
----------------

* Read the documentation in the doc/ directory in git.
  You can also view it online at http://ffmpeg.org/documentation.html

2) Licensing
------------

* See the LICENSE file.

3) Build and Install
--------------------

* See the INSTALL file.