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* avutil/common: Add FFNABS()Michael Niedermayer2015-11-261-0/+9
| | | | | | | | | | This macro avoids the undefined corner case with the *_MIN values Previous version Reviewed-by: Ganesh Ajjanagadde <gajjanag@mit.edu> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> (cherry picked from commit d6cd614dac579850076ae312c29c4188f8659e46) Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
* avutil/common: Document FFABS() corner caseMichael Niedermayer2015-11-261-0/+6
| | | | | | | Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> (cherry picked from commit 733511fb53fedd3adaaeabc5db9d0b29e71ea1d3) Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
* Merge remote-tracking branch 'qatar/master'Michael Niedermayer2013-11-241-0/+1
|\ | | | | | | | | | | | | | | | | | | | | | | | | | | * qatar/master: Add missing #includes for *INT64_MAX and *INT64_C Conflicts: ffmpeg.c ffmpeg_filter.c ffplay.c libavformat/assdec.c libavformat/avidec.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
| * Add missing #includes for *INT64_MAX and *INT64_CDiego Biurrun2013-11-231-0/+1
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| * Use the avstring.h locale-independent character type functionsReimar Döffinger2013-03-071-1/+0
| | | | | | | | | | | | Make sure the behavior does not change with the locale. Signed-off-by: Martin Storsjö <martin@martin.st>
* | avutil/common: error out with clear message if __STDC_CONSTANT_MACROS is not ↵Michael Niedermayer2013-11-051-0/+4
| | | | | | | | | | | | defined with c++ Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* | lavu/common: add warning to GET_UTF8 doxyStefano Sabatini2013-10-041-0/+5
| | | | | | | | Should prevent wrong uses, or at least decrease their chance.
* | libavutil: cast truncated values to uint32_tAlfred E. Heggestad2013-08-271-2/+2
| | | | | | | | | | | | | | | | | | programs using ffmpeg that are compiled with -Wshorten-64-to-32 gives a warning when using header files common.h and rational.h cast 64-bit truncated values to (uint32_t) to avoid the warning Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* | lavu/common: make FF_CEIL_RSHIFT faster when shift is constant.Clément Bœsch2013-05-131-1/+2
| | | | | | | | | | See "[PATCH] lavfi/lut: use FF_CEIL_RSHIFT for chroma w/h rounding." thread for more information.
* | lavu: add FF_CEIL_RSHIFT and use it in various places.Clément Bœsch2013-05-091-0/+2
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* | lavu: fix GET_UTF8 macro.Nicolas George2013-04-241-1/+1
| | | | | | | | | | Prevent 0xFE and 0xFF from being considered the start of non-standard 7-bytes sequences. No noticeable effect on speed.
* | lavu: add av_clipd_cPaul B Mahol2013-04-181-0/+20
| | | | | | | | Signed-off-by: Paul B Mahol <onemda@gmail.com>
* | Remove incorrect use of ctype.h functions.Reimar Döffinger2013-03-031-1/+0
| | | | | | | | | | | | | | As far as I can tell the code should not change behaviour depending on locale in any of these places. Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
* | lavu: check that assert level is definedMichael Niedermayer2013-01-051-3/+3
| | | | | | | | | | | | fix warning Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* | lavu: check av_clip*() limitsMichael Niedermayer2013-01-041-0/+9
| | | | | | | | | | | | This code cannot use av_assert* due to circular header dependancies Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* | Merge commit '3b4296f41473a5b39e84d7a49d480624c9c60040'Michael Niedermayer2012-11-151-4/+5
|\ \ | |/ | | | | | | | | | | | | | | | | | | | | | | | | * commit '3b4296f41473a5b39e84d7a49d480624c9c60040': avformat: clarify stream id for muxing fate: Add dependencies for aac, alac, amrnb, amrwb, atrac tests ppc: do not pass redundant compiler flags avutil: change GET_UTF8 to not use av_log2() segment: fix NULL pointer dereference in seg_write_header() Conflicts: tests/fate/aac.mak Merged-by: Michael Niedermayer <michaelni@gmx.at>
| * avutil: change GET_UTF8 to not use av_log2()Mans Rullgard2012-11-141-4/+5
| | | | | | | | | | | | | | This removes an inter-library dependency on ff_log2_tab causing linking errors in some configurations. Signed-off-by: Mans Rullgard <mans@mansr.com>
* | lavu: add av_clip64()Michael Niedermayer2012-10-271-0/+17
| | | | | | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* | Merge commit 'd15c21e5fa3961f10026da1a3080a3aa3cf4cec9'Michael Niedermayer2012-10-211-35/+8
|\ \ | |/ | | | | | | | | | | | | | | | | | | | | | | * commit 'd15c21e5fa3961f10026da1a3080a3aa3cf4cec9': avutil: Add a copy of ff_sqrt_tab back into avutil to restore ABI compatibility avutil: make some tables visible again avutil: remove inline av_log2 from public API celp_math: rename ff_log2 to ff_log2_q15 Conflicts: libavutil/libavutil.v Merged-by: Michael Niedermayer <michaelni@gmx.at>
| * avutil: remove inline av_log2 from public APIMans Rullgard2012-10-201-35/+8
| | | | | | | | | | | | | | | | This removes inline av_log2 and av_log2_16bit from the public API, instead exporting them as regular functions. In-tree code still gets the inline and otherwise optimised variants. Signed-off-by: Mans Rullgard <mans@mansr.com>
* | Merge commit 'd5c62122a7b26704bf867a1262df358623bf5edf'Michael Niedermayer2012-10-131-1/+5
|\ \ | |/ | | | | | | | | | | | | | | | | | | | | | | * commit 'd5c62122a7b26704bf867a1262df358623bf5edf': Move av_reverse table to libavcodec Conflicts: libavcodec/asvenc.c libavcodec/vble.c libavutil/common.h libavutil/mathematics.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
| * Move av_reverse table to libavcodecDiego Biurrun2012-10-121-1/+5
| | | | | | | | It is only used in that library.
* | Merge remote-tracking branch 'qatar/master'Michael Niedermayer2012-08-131-0/+30
|\ \ | |/ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * qatar/master: (22 commits) g723.1: do not pass large structs by value g723.1: do not bounce intermediate values via memory g723.1: declare a variable in the block it is used g723.1: avoid saving/restoring excitation g723.1: avoid unnecessary memcpy() in residual_interp() g723.1: make postfilter write directly to output buffer g723.1: drop unnecessary variable buf_ptr in formant_postfilter() g723.1: make scale_vector() output to a separate buffer g723.1: make autocorr_max() work on an arbitrary buffer g723.1: do not needlessly use int64_t g723.1: use saturating addition functions g723.1: optimise scale_vector() g723.1: remove useless uses of MUL64() g723.1: remove unnecessary argument 'shift' from dot_product() g723.1: deobfuscate "(x << 4) - x" to "15 * x" celp: optimise ff_celp_lp_synthesis_filter() libavutil: add saturating addition functions cllc: Implement ARGB support cllc: Add support for QRGB cllc: Rename some funcs to represent what they actually do ... Conflicts: LICENSE libavcodec/g723_1.c libavcodec/x86/Makefile Merged-by: Michael Niedermayer <michaelni@gmx.at>
| * libavutil: add saturating addition functionsMans Rullgard2012-08-131-0/+30
| | | | | | | | | | | | | | Fixed-point audio codecs often use saturating arithmetic, and special instructions for these operations are common. Signed-off-by: Mans Rullgard <mans@mansr.com>
* | Fixed warnings about int64 to int32 conversionMichael Bradshaw2012-05-251-2/+2
| | | | | | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* | lavu: document av_reverse.Nicolas George2012-02-221-0/+3
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* | Merge remote-tracking branch 'qatar/master'Michael Niedermayer2012-01-041-0/+13
|\ \ | |/ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * qatar/master: fate: add dxtory test adx_parser: rewrite. adxdec: Validate channel count to fix a division by zero. adxdec: Do not require extradata. cmdutils: K&R reformatting cosmetics alacdec: implement the 2-pass prediction type. alacenc: implement the 2-pass prediction type. alacenc: do not generate invalid multi-channel ALAC files alacdec: fill in missing or guessed info about the extradata format. utvideo: proper median prediction for interlaced videos lavu: bump lavu minor for av_popcount64 dca: K&R formatting cosmetics dct: K&R formatting cosmetics lavf: flush decoders in avformat_find_stream_info(). win32: detect number of CPUs using affinity Add av_popcount64 snow: Restore three mistakenly removed casts. Conflicts: cmdutils.c doc/APIchanges libavcodec/adx_parser.c libavcodec/adxdec.c libavcodec/alacenc.c libavutil/avutil.h tests/fate/screen.mak Merged-by: Michael Niedermayer <michaelni@gmx.at>
| * Add av_popcount64Daniel Verkamp2012-01-031-0/+13
| | | | | | | | Signed-off-by: Janne Grunau <janne-libav@jannau.net>
* | Merge remote-tracking branch 'qatar/master'Michael Niedermayer2011-11-261-2/+2
|\ \ | |/ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * qatar/master: swscale: Readd #define _SVID_SOURCE Fix av_get_channel_layout_string() for positions >31 configure: Store vda lib flags in extralibs instead of ldflags Make channel layout masks unsigned dca: ARMv6 optimised decode_blockcode() nullenc: drop AVFMT_RAWPICTURE from the flags frame-mt: return consumed packet size in ff_thread_decode_frame aacdec: add more fate tests covering SBR and PS MK(BE)TAG: avoid undefined shifts Conflicts: configure libavcodec/arm/dca.h libavcodec/dca.c libavcodec/mlp_parser.c libavcodec/version.h libavfilter/asrc_anullsrc.c libavfilter/avfilter.c libavfilter/avfilter.h libavfilter/defaults.c libavutil/audioconvert.c libavutil/avutil.h libswscale/utils.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
| * MK(BE)TAG: avoid undefined shiftsMans Rullgard2011-11-251-2/+2
| | | | | | | | | | | | | | | | Casting the left-most byte to unsigned avoids an undefined result of the shift by 24 if bit 7 is set. This affects the rm demuxer. Signed-off-by: Mans Rullgard <mans@mansr.com>
* | Merge remote-tracking branch 'qatar/master'Michael Niedermayer2011-06-241-10/+10
|\ \ | |/ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * qatar/master: doxygen: Consistently use '@' instead of '\' for Doxygen markup. Use av_printf_format to check the usage of printf style functions Add av_printf_format, for marking printf style format strings and their parameters ARM: enable thumb for Cortex-M* CPUs nsvdec: Propagate error values instead of returning 0 in nsv_read_header(). build: remove SRC_PATH_BARE variable build: move basic rules and variables to main Makefile build: move special targets to end of main Makefile lavdev: improve feedback in case of invalid frame rate/size vfwcap: prefer "framerate_q" over "fps" in vfw_read_header() v4l2: prefer "framerate_q" over "fps" in v4l2_set_parameters() fbdev: prefer "framerate_q" over "fps" in device context bktr: prefer "framerate" over "fps" for grab_read_header() ALSA: implement channel layout for playback. alsa: support unsigned variants of already supported signed formats. alsa: add support for more formats. ARM: allow building in Thumb2 mode Conflicts: common.mak doc/APIchanges libavcodec/vdpau.h libavdevice/alsa-audio-common.c libavdevice/fbdev.c libavdevice/libdc1394.c libavutil/avutil.h Merged-by: Michael Niedermayer <michaelni@gmx.at>
| * doxygen: Consistently use '@' instead of '\' for Doxygen markup.Diego Biurrun2011-06-241-10/+10
| | | | | | | | Signed-off-by: Diego Biurrun <diego@biurrun.de>
* | Merge remote branch 'qatar/master'Michael Niedermayer2011-05-141-0/+15
|\ \ | |/ | | | | | | | | | | | | | | | | | | | | | | * qatar/master: swscale: properly inline bits/endianness in yuv2yuvX16inC(). (We didnt pull the bug) swscale: fix clipping of 9/10bit YUV420P. Add av_clip_uintp2() function (our patch / duplicate) dfa: fix buffer overflow checks to avoid integer overflows. (our patch / duplicate) movenc: always write esds descriptor length using 4 bytes. (our patch / duplicate) ffmpeg: use parse_number_and_die() when it makes sense (No thanks) ffmpeg: get rid of the 'q' key schizofrenia Merged-by: Michael Niedermayer <michaelni@gmx.at>
| * Add av_clip_uintp2() functionMans Rullgard2011-05-131-0/+15
| | | | | | | | Signed-off-by: Mans Rullgard <mans@mansr.com>
| * Replace FFmpeg with Libav in licence headersMans Rullgard2011-03-191-4/+4
| | | | | | | | Signed-off-by: Mans Rullgard <mans@mansr.com>
| * Force inlining of avutil common routinesJason Garrett-Glaser2011-02-171-11/+11
| | | | | | | | | | | | On some versions of gcc, these weren't always getting inlined due to hitting the inline cap limit in some files. This is generally bad, as most of these functions are smaller inlined than not.
* | avutil: add divide & modulo that round like unsigned ones do that is down.Michael Niedermayer2011-05-091-0/+2
| | | | | | | | Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
* | Force inlining of avutil common routinesJason Garrett-Glaser2011-02-181-11/+11
|/ | | | | | | On some versions of gcc, these weren't always getting inlined due to hitting the inline cap limit in some files. This is generally bad, as most of these functions are smaller inlined than not. (cherry picked from commit eb3755a5aa65da685d81399cfae4bd35e4a178b6)
* Add av_popcount() to libavutil/common.h and bump minor versionTomas Härdin2010-09-141-0/+17
| | | | Originally committed as revision 25120 to svn://svn.ffmpeg.org/ffmpeg/trunk
* Add missing parentheses to AV_NE macro.Benoit Fouet2010-08-231-2/+2
| | | | Originally committed as revision 24885 to svn://svn.ffmpeg.org/ffmpeg/trunk
* Fix out-of-tree buildMåns Rullgård2010-08-171-1/+1
| | | | Originally committed as revision 24816 to svn://svn.ffmpeg.org/ffmpeg/trunk
* Define macro AV_NE() and use it in libavdevice.Stefano Sabatini2010-08-171-0/+7
| | | | | | Help further refactoring. Originally committed as revision 24814 to svn://svn.ffmpeg.org/ffmpeg/trunk
* Allow arch-overrides for all common.h clip and log2 functionsMåns Rullgård2010-07-071-8/+32
| | | | Originally committed as revision 24087 to svn://svn.ffmpeg.org/ffmpeg/trunk
* Remove macro duplication between common.h and intmath.hMåns Rullgård2010-07-071-6/+14
| | | | Originally committed as revision 24086 to svn://svn.ffmpeg.org/ffmpeg/trunk
* Improve GET_UTF{8,16} documentationMåns Rullgård2010-06-301-23/+18
| | | | Originally committed as revision 23909 to svn://svn.ffmpeg.org/ffmpeg/trunk
* Fix grammar errors in documentationMåns Rullgård2010-06-301-12/+12
| | | | Originally committed as revision 23904 to svn://svn.ffmpeg.org/ffmpeg/trunk
* Add av_clip_int8(), used in the upcoming VP8 decoder.Ronald S. Bultje2010-06-221-0/+11
| | | | Originally committed as revision 23713 to svn://svn.ffmpeg.org/ffmpeg/trunk
* Add missing parentheses in MKTAG and MKBETAG macros.Benoit Fouet2010-06-221-2/+2
| | | | Originally committed as revision 23711 to svn://svn.ffmpeg.org/ffmpeg/trunk
* Reindent after r22968.Ronald S. Bultje2010-04-261-4/+4
| | | | Originally committed as revision 22969 to svn://svn.ffmpeg.org/ffmpeg/trunk
* Write clip-related decimal numbers into hex, where they make more sense.Ronald S. Bultje2010-04-261-3/+3
| | | | Originally committed as revision 22968 to svn://svn.ffmpeg.org/ffmpeg/trunk
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