Andreas Rheinhardt
f41f58f0a7
avcodec/faxcompr: Make ff_ccitt_unpack_init() thread-safe
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This will allow to make the TIFF decoder's init function thread-safe.
Reviewed-by: Anton Khirnov <anton@khirnov.net>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
4 years ago
Luca Barbato
73fc82f343
vlc: Add header #include when the types are used
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Do not rely on indirectly including it from bitstream.h.
Signed-off-by: Diego Biurrun <diego@biurrun.de>
8 years ago
Diego Biurrun
a25dac976a
Use bitstream_init8() where appropriate
8 years ago
Alexandra Hájková
418ccdd703
faxcompr: Convert to the new bitstream reader
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Signed-off-by: Anton Khirnov <anton@khirnov.net>
8 years ago
Michael Niedermayer
d4a731b84a
avcodec/faxcompr: Add missing runs check in decode_uncompressed()
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Fixes out of array access
Fixes: 54e488b9da4abbceaf405d6492515697/asan_heap-oob_32769b0_160_a8755eb08ee8f9579348501945a33955.TIF
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
9 years ago
Michael Niedermayer
012784052a
avcodec/faxcompr: negate uncompressed runs
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Fixes remaining part of Ticket700
Found-by: ami_stuff
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
9 years ago
Michael Niedermayer
b2e95e012c
avcodec/faxcompr: Factor decode_uncompressed() out
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Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
9 years ago
Michael Niedermayer
a4f9bb228b
avcodec/faxcompr: Support uncompressed escapes in decode_group3_1d_line()
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Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
9 years ago
Michael Niedermayer
38025e6898
avcodec/faxcompr: Support cmode == 9 && xxx == 7
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Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
9 years ago
Michael Niedermayer
bd2d4cc4a9
avcodec/faxcompr: Print the unsupported mode number
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Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
9 years ago
Dyami Caliri
50833c9f7b
Fix buffer_size argument to init_put_bits() in multiple encoders.
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Several encoders were multiplying the buffer size by 8, in order to get
a bit size. However, the buffer_size argument is for the byte size of
the buffer. We had experienced crashes encoding prores (Anatoliy) at
size 4096x4096.
10 years ago
Michael Niedermayer
424ed1a83e
avcodec/faxcompr: Fix memleak
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Fixes CID1270816
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Paul B Mahol
134e8c73ea
avcodec/faxcompr: use init_get_bits8()
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Signed-off-by: Paul B Mahol <onemda@gmail.com>
10 years ago
Michael Niedermayer
713e62e91d
avcodec/faxcompr: use av_malloc_array()
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Luca Barbato
a3b2b83f01
faxcompr: return meaningful errors
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And optionally forward them to the caller instead of concealing them.
Unify err and ret in a single variable.
12 years ago
Luca Barbato
f32aefcf34
faxcompr: K&R formatting cosmetics
12 years ago
Michael Niedermayer
6f9ae391de
faxcompr: Dont read ref when the end has been reached in pass mode
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Fixes reading over the end
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
98b7a50a21
tiffdec: Fix runend handling
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Fixes Ticket1999
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
5891e454a6
faxcompr: fix out of array read
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
438b86fed4
faxcompr: fix byte alignment case
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Fixes Ticket1653
Found-by: ami_stuff
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
3a1ca240d9
ccitt fax: fix some group3 1d files without EOL
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Fixes Ticket832
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Alex Converse
99a335299f
faxcompr: Check malloc results and unify return path
13 years ago
Martin Storsjö
e96b4a53df
vlc/rl: Add ff_ prefix to the nonstatic symbols
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Signed-off-by: Martin Storsjö <martin@martin.st>
13 years ago
Diego Biurrun
f6f95d4e49
doxygen: consistently place brief description
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 Biurrun
ba87f0801d
Remove explicit filename from Doxygen @file commands.
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Passing an explicit filename to this command is only necessary if the
documentation in the @file block refers to a file different from the
one the block resides in.
Originally committed as revision 22921 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Reimar Döffinger
badce93dad
Simplify r20025: use align_get_bits instead of reimplementing it.
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Originally committed as revision 20079 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Kostya Shishkov
a5568f4608
Make sure all the bits are written to output in fax data decoder.
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This fixes decoding TIFF images with fax compression and width being not
multiple of eight (and issue 1429).
Originally committed as revision 20072 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Kostya Shishkov
d2cdf20147
cosmetics: reindent and reformat function declarations
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Originally committed as revision 20066 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Kostya Shishkov
8da5d3dc37
Finally distinguish TIFF_CCITT_RLE and TIFF_G3 1-D case, so both of them
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will be decoded correctly.
This fixes issue 1423.
Originally committed as revision 20065 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Kostya Shishkov
a8c7a3d2c1
Fix decoding of TIFF CCITT RLE compressed data.
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This fixes issue 1417.
Originally committed as revision 20025 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
Stefano Sabatini
b275500706
Split bitstream.h, put the bitstream writer stuff in the new file
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put_bits.h.
Originally committed as revision 18461 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Diego Biurrun
bad5537e2c
Use full internal pathname in doxygen @file directives.
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Otherwise doxygen complains about ambiguous filenames when files exist
under the same name in different subdirectories.
Originally committed as revision 16912 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Diego Biurrun
dc8a7c93d3
Add missing void keyword to parameterless function declarations.
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Originally committed as revision 16860 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
a56f82eaf8
indent
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Originally committed as revision 16348 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
537bf4266f
Simplify vertical mode
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Originally committed as revision 16347 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
eb0094b224
And another sechole ...
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Originally committed as revision 16346 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
268309750b
Fix yet another sechole.
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Originally committed as revision 16345 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
11c5999e20
Fix another sechole.
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Originally committed as revision 16344 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
2a522579aa
Minor simplification.
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Originally committed as revision 16343 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
f78a679177
Remove unused run_start variable.
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Originally committed as revision 16342 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
6f5c00eb9f
Move sync line pointers code to the end of the loop, it is simpler that way.
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Originally committed as revision 16341 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
e3a54b6694
Get rid of check for condition that is always true (run_off < avctx->width).
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Originally committed as revision 16340 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
43ba8f3545
Get rid of pix_left in the 2d code, it is simpler that way.
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Originally committed as revision 16339 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
6fe68c7b97
Factorize "avctx->width + 2" out to avoid someone mistakenly changing
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some but not all.
Originally committed as revision 16336 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
621e6525a6
cosmetic (moving pix_left update)
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Originally committed as revision 16335 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
1d7985072c
Close gaping sechole. That is, a series of run=0 allows arbitrary data to
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be written over the end of the runs array.
Originally committed as revision 16334 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
d02ab57a5f
minor simplification
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Originally committed as revision 16333 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
66909bc4f1
Merge ff_ccitt_unpack_1d and 2d.
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Originally committed as revision 16332 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago