Mans Rullgard
8540dcfd7a
snow: fix integer overflows
...
The way these values are used, they should have an unsigned type.
A similar change was made for mpegvideo in cb66847
.
Signed-off-by: Mans Rullgard <mans@mansr.com>
13 years ago
Luca Barbato
7f1b427018
snow: split snow in snowdec and snowenc
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The common non inlined code goes in snow.c, the common inlined code in
snow.h, tables move in snowdata.h (included only by snow.c)
13 years ago
Michael Niedermayer
8fa97302e0
snow: do not draw_edge if emu_edge is set
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Fix segfault on emu edge, to reproduce
make fate-vsynth1-snow
avplay -flags emu_edge tests/data/vsynth1/snow.avi
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
13 years ago
Anton Khirnov
145f741e11
AVOptions: rename FF_OPT_TYPE_* => AV_OPT_TYPE_*
13 years ago
Anton Khirnov
0cc06b9e23
snow: add 'memc_only' private option.
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Deprecate CODEC_FLAG2_MEMC_ONLY
14 years ago
Diego Biurrun
0249478756
doxygen: fix wrong comment syntax, //< vs. ///<
14 years ago
Anton Khirnov
ec6402b7c5
lavc: use designated initialisers for all codecs.
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It's more readable and less prone to breakage.
14 years ago
Mans Rullgard
89cc8a316d
Remove snow/dwt test program
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This test program so full of programming errors it is impossible
to make sense of it.
Signed-off-by: Mans Rullgard <mans@mansr.com>
14 years ago
Diego Biurrun
657ccb5ac7
Eliminate FF_COMMON_FRAME macro.
...
FF_COMMON_FRAME holds the contents of the AVFrame structure and is also copied
to struct Picture. Replace by an embedded AVFrame structure in struct Picture.
14 years ago
Mans Rullgard
0ebcdf5cda
Do not include mathematics.h in avutil.h
...
Signed-off-by: Mans Rullgard <mans@mansr.com>
14 years ago
Diego Biurrun
050f509065
snow: Remove unused code.
14 years ago
Jason Garrett-Glaser
c90b94424c
4:4:4 H.264 decoding support
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Note: this is 4:4:4 from the 2007 spec revision, not the previous (now deprecated) 4:4:4 mode in H.264.
14 years ago
Jason Garrett-Glaser
504811baea
Roll back 4:4:4 H.264 for now
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Needs some ARM/PPC asm modifications.
14 years ago
Jason Garrett-Glaser
c9c493872c
4:4:4 H.264 decoding support
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Note: this is 4:4:4 from the 2007 spec revision, not the previous (now deprecated) 4:4:4 mode in H.264.
14 years ago
Stefano Sabatini
975a1447f7
Replace deprecated FF_*_TYPE symbols with AV_PICTURE_TYPE_*.
...
Signed-off-by: Diego Biurrun <diego@biurrun.de>
14 years ago
Diego Biurrun
e6ff064845
Eliminate pointless '#if 1' statements without matching '#else'.
14 years ago
Alexander Strange
1500be13f2
dsputil: allow to skip drawing of top/bottom edges.
14 years ago
Mans Rullgard
2912e87a6c
Replace FFmpeg with Libav in licence headers
...
Signed-off-by: Mans Rullgard <mans@mansr.com>
14 years ago
Ronald S. Bultje
2e27959879
Move ff_emulated_edge_mc() into DSPContext.
14 years ago
Diego Elio Pettenò
d36beb3f69
Add ff_ prefix to data symbols of encoders, decoders, hwaccel, parsers, bsf.
...
None of these symbols should be accessed directly, so declare them as
hidden.
Signed-off-by: Mans Rullgard <mans@mansr.com>
14 years ago
Måns Rullgård
5262f7ed1d
snow: remove unused parameter to mc_block()
...
Originally committed as revision 23746 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Stefano Sabatini
72415b2adb
Define AVMediaType enum, and use it instead of enum CodecType, which
...
is deprecated and will be dropped at the next major bump.
Originally committed as revision 22735 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Måns Rullgård
33996217ca
Add ff_ prefix to dwt functions
...
Originally committed as revision 22523 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Måns Rullgård
05aec7bb87
Separate DWT from snow and dsputil
...
This moves the DWT functions from snow.c and dsputil.c to a file of
their own. A new struct, DWTContext, holds the function pointers
previously part of DSPContext.
Originally committed as revision 22522 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Måns Rullgård
94ca624fbc
Move ff_sqrt() to libavutil/intmath.h
...
Originally committed as revision 22345 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Måns Rullgård
c26e58e32c
Add some missing #includes
...
Originally committed as revision 22258 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Michael Niedermayer
2c8077621b
Optimize ff_snow_horizontal_compose97i.
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this makes the 9/7 C wavelet at the decoder side 22% faster.
The old code is changed to match the new in terms of the order of operations
(which also makes it sligtly faster)
Originally committed as revision 21132 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Michael Niedermayer
233a8b3d6b
Merge vertical_compose53iL0*()
...
8% faster C 5/3 wavelet at the decoder side.
Originally committed as revision 21131 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Michael Niedermayer
2a84512a74
Optimize horizontal_compose53i() by inlining inv_lift() and optimizing the
...
resulting code slightly. ~30% faster C 5/3 wavelet at the decoder side.
Originally committed as revision 21130 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Jai Menon
4536c8e603
Snow : re-indent after r21093.
...
Originally committed as revision 21094 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Jai Menon
a4bd598541
Snow : remove pointless 'if(1)'.
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Originally committed as revision 21093 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Jai Menon
2da16f288a
Snow : use non-NULL context for av_log.
...
Originally committed as revision 21089 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Jai Menon
8ec5a042e4
Cosmetics : remove duplicated comment.
...
Originally committed as revision 21088 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Jai Menon
e8c6411ce3
Snow : release buffers allocated using avctx->get_buffer.
...
Originally committed as revision 21084 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Michael Niedermayer
c267bb038e
Fix 1 pass RC in snow.
...
Fixes issue547.
Originally committed as revision 20706 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Diego Biurrun
d773d85515
Reorder functions so that encoding functions are disabled by the preprocessor.
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Fixes compilation with disabled optimizations and enabled Snow decoder.
Originally committed as revision 19914 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Baptiste Coudurier
2b2b7f41de
snow decoder uses get_buffer, set CODEC_CAP_DR1
...
Originally committed as revision 19104 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
9a3eaeebad
Correct x/ymin to avoid segfault due to out of picture reads.
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Originally committed as revision 18771 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
3788e661f1
Optimize sign handling in get_symbol().
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Originally committed as revision 18672 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
e1b3d27272
Remove 2 useless FFMIN().
...
Originally committed as revision 18664 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
7bdf2eb8c4
Remove apparently redundant code.
...
Originally committed as revision 18663 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Lars Täuber
a4873f7d9d
Fix indention, patch by Lars Täuber.
...
Originally committed as revision 18594 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
29322398fc
Remove unused variable from slice_buffer_release() found by CSA.
...
Originally committed as revision 18570 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
75eaa91c15
Remove unused variables from slice_buffer_load_line() found by CSA.
...
Originally committed as revision 18561 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Diego Biurrun
64bde1974b
cosmetics: Rename prn variable to prng (Pseudo Random Number Generator).
...
Originally committed as revision 18422 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
cc0241283b
Make sure the next used frame is released so get_buffer() wont fail.
...
Originally committed as revision 18399 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
38fd076c21
Move release_buffer() up so it is prior to a future call to it.
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Originally committed as revision 18398 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
0a08b5735b
Factorize release_buffer()
...
Originally committed as revision 18397 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
eebbb33abf
Make sure spatial_decomposition_count is not too large for picture size.
...
this led to an infinite loop in mirror().
Originally committed as revision 18396 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
69409ccb80
Skip non intra frames that have no reference frames.
...
Originally committed as revision 18395 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago