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Commit Graph

21 Commits

Author SHA1 Message Date
Andreas Rheinhardt
f25dde0e27 avcodec/indeo2: Make tables used to initialize VLCs smaller
Switching from ff_init_vlc_sparse() to ff_init_vlc_from_lengths()
allows to replace codes which are so long that they need to be stored
in an uint16_t by symbols which fit into an uint8_t; furthermore, it is
also easily possible to already incorporate the offset (the real range
of Indeo 2 symbols starts at one, not zero) into the symbols.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
2020-12-08 17:51:46 +01:00
Clément Bœsch
543142990b Merge commit '09c4e5c5988c0037d108c5fc2a137d9ad488f7f4'
* commit '09c4e5c5988c0037d108c5fc2a137d9ad488f7f4':
  indeo2: Drop disabled big-endian ir2_codes table

Merged-by: Clément Bœsch <clement@stupeflix.com>
2016-06-29 11:20:20 +02:00
Diego Biurrun
09c4e5c598 indeo2: Drop disabled big-endian ir2_codes table
Only the little-endian variant of the table is ever used.
2016-06-07 13:09:57 +02:00
Luca Barbato
73f3c8f73e indeo2: Fix banding artefacts
Rename luma table to delta table and change how it is used.

CC: libav-stable@libav.org
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
Signed-off-by: Diego Biurrun <diego@biurrun.de>
(cherry picked from commit f8c34f4b8d)
2016-03-16 11:32:51 +01:00
Luca Barbato
522ab0b9a9 indeo2data: K&R formatting cosmetics
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
Signed-off-by: Diego Biurrun <diego@biurrun.de>
(cherry picked from commit d4066a7024)
2016-03-16 11:32:49 +01:00
Luca Barbato
f8c34f4b8d indeo2: Fix banding artefacts
Rename luma table to delta table and change how it is used.

CC: libav-stable@libav.org
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
Signed-off-by: Diego Biurrun <diego@biurrun.de>
2016-03-01 13:50:24 +01:00
Luca Barbato
d4066a7024 indeo2data: K&R formatting cosmetics
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
Signed-off-by: Diego Biurrun <diego@biurrun.de>
2016-03-01 13:46:00 +01:00
Michael Niedermayer
d1c28e3530 Merge remote-tracking branch 'qatar/master'
* qatar/master:
  build: fix standalone compilation of OMA muxer
  build: fix standalone compilation of Microsoft XMV demuxer
  build: fix standalone compilation of Core Audio Format demuxer
  kvmc: fix invalid reads
  4xm: Add a check in decode_i_frame to prevent buffer overreads
  adpcm: fix IMA SMJPEG decoding
  options: set minimum for "threads" to zero
  bsd: use number of logical CPUs as automatic thread count
  windows: use number of CPUs as automatic thread count
  linux: use number of CPUs as automatic thread count
  pthreads: reset active_thread_type when slice thread_init returrns early
  v410dec: include correct headers
  Drop ALT_ prefix from BITSTREAM_READER_LE name.
  lavfi: always build vsrc_buffer.
  ra144enc: zero the reflection coeffs if the filter is unstable
  sws: readd PAL8 to isPacked()
  mov: Don't stick the QuickTime field ordering atom in extradata.
  truespeech: fix invalid reads in truespeech_apply_twopoint_filter()

Conflicts:
	configure
	libavcodec/4xm.c
	libavcodec/avcodec.h
	libavfilter/Makefile
	libavfilter/allfilters.c
	libavformat/Makefile
	libswscale/swscale_internal.h

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2011-12-23 03:25:51 +01:00
Diego Biurrun
aaf47bcde7 Drop ALT_ prefix from BITSTREAM_READER_LE name.
The prefix is a historic remnant that probably meant "alternative".
Now that the A32 bitstream reader has been dropped it makes no sense anymore.
2011-12-22 16:51:23 +01:00
Mans Rullgard
2912e87a6c Replace FFmpeg with Libav in licence headers
Signed-off-by: Mans Rullgard <mans@mansr.com>
2011-03-19 13:33:20 +00:00
Stefano Sabatini
987903826b Globally rename the header inclusion guard names.
Consistently apply this rule: the guard name is obtained from the
filename by stripping the leading "lib", converting '/' and '.'  to
'_' and uppercasing the resulting name. Guard names in the root
directory have to be prefixed by "FFMPEG_".

Originally committed as revision 15120 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-08-31 07:39:47 +00:00
Diego Biurrun
5b21bdabe4 Add FFMPEG_ prefix to all multiple inclusion guards.
Originally committed as revision 10765 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-10-17 09:37:46 +00:00
Guillaume Poirier
efb775777f add a comment to indicate which #endif belong to which #define
Originally committed as revision 9356 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-06-17 18:59:28 +00:00
Måns Rullgård
699b3f99d0 add multiple inclusion guards to headers
Originally committed as revision 9345 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-06-17 00:01:30 +00:00
Måns Rullgård
99545457bf include all prerequisites in header files
Originally committed as revision 9344 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-06-16 22:59:13 +00:00
Diego Biurrun
b78e7197a8 Change license headers to say 'FFmpeg' instead of 'this program/this library'
and fix GPL/LGPL version mismatches.

Originally committed as revision 6577 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-10-07 15:30:46 +00:00
Diego Biurrun
02c1592fde Fix Indel --> Intel typo.
Originally committed as revision 6260 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-09-15 13:53:26 +00:00
Diego Biurrun
04d7f60143 Add official LGPL license headers to the files that were missing them.
Originally committed as revision 6219 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-09-10 14:02:42 +00:00
Diego Biurrun
115329f160 COSMETICS: Remove all trailing whitespace.
Originally committed as revision 4749 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-12-17 18:14:38 +00:00
Michael Niedermayer
ef56de328f support the LE reader, so it can be tested a little
Originally committed as revision 4216 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-05-11 01:50:46 +00:00
Michael Niedermayer
856dbbff7f Indeo 2 decoder by (Kostya <> kostya.shishkov gmail com)
Originally committed as revision 4141 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-04-20 09:42:47 +00:00