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Commit Graph

34 Commits

Author SHA1 Message Date
Andreas Rheinhardt
a247ac640d avcodec: Constify AVCodecs
Given that the AVCodec.next pointer has now been removed, most of the
AVCodecs are not modified at all any more and can therefore be made
const (as this patch does); the only exceptions are the very few codecs
for external libraries that have a init_static_data callback.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
Signed-off-by: James Almer <jamrial@gmail.com>
2021-04-27 10:43:15 -03:00
Anton Khirnov
e15371061d lavu/mem: move the DECLARE_ALIGNED macro family to mem_internal on next+1 bump
They are not properly namespaced and not intended for public use.
2021-01-01 14:14:57 +01:00
Anton Khirnov
1f4cf92cfb pthread_frame: merge the functionality for normal decoder init and init_thread_copy
The current design, where
- proper init is called for the first per-thread context
- first thread's private data is copied into private data for all the
  other threads
- a "fixup" function is called for all the other threads to e.g.
  allocate dynamically allocated data
is very fragile and hard to follow, so it is abandoned. Instead, the
same init function is used to init each per-thread context. Where
necessary, AVCodecInternal.is_copy can be used to differentiate between
the first thread and the other ones (e.g. for decoding the extradata
just once).
2020-04-10 15:24:54 +02:00
Andreas Rheinhardt
a1a8815220 libavcodec: Reduce the size of some arrays
This commit uses smaller types for some static const arrays to reduce
their size in case the entries can be represented in the smaller type.
The biggest savings came from inv_map_table in vp9.c.

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
Signed-off-by: James Almer <jamrial@gmail.com>
2019-06-20 14:47:46 -03:00
Michael Niedermayer
951bb7632f avcodec/aic: Check remaining bits in aic_decode_coeffs()
Fixes: Timeout (78 seconds -> 2 seconds)
Fixes: 13186/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AIC_fuzzer-5639516533030912

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-03-03 13:17:02 +01:00
Paul B Mahol
5710fdaeae avcodec/aic: fix decoding of videos which height is not multiple of 16
Fate output changes and under close inspection looks more correct.
Fixes #6187.

Signed-off-by: Paul B Mahol <onemda@gmail.com>
2018-04-02 16:17:18 +02:00
Paul B Mahol
fa3e49568d avcodec/aic: unbreak decoding of files with slice_width != 16
Signed-off-by: Paul B Mahol <onemda@gmail.com>
2017-02-24 11:35:02 +01:00
Derek Buitenhuis
91ed4e7196 avcodec: Mark some codecs with threadsafe init as such
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-02-07 23:31:25 +01:00
Paul B Mahol
8e069eb525 avcodec/aic: add frame threading support
Signed-off-by: Paul B Mahol <onemda@gmail.com>
2016-05-21 18:10:07 +02:00
Michael Niedermayer
444e9874a7 Merge commit 'def97856de6021965db86c25a732d78689bd6bb0'
* commit 'def97856de6021965db86c25a732d78689bd6bb0':
  lavc: AV-prefix all codec capabilities

Conflicts:
	cmdutils.c
	ffmpeg.c
	ffplay.c
	libavcodec/8svx.c
	libavcodec/aacenc.c
	libavcodec/ac3dec.c
	libavcodec/adpcm.c
	libavcodec/alac.c
	libavcodec/atrac3plusdec.c
	libavcodec/bink.c
	libavcodec/dnxhddec.c
	libavcodec/dvdec.c
	libavcodec/dvenc.c
	libavcodec/ffv1dec.c
	libavcodec/ffv1enc.c
	libavcodec/fic.c
	libavcodec/flacdec.c
	libavcodec/flacenc.c
	libavcodec/flvdec.c
	libavcodec/fraps.c
	libavcodec/frwu.c
	libavcodec/gifdec.c
	libavcodec/h261dec.c
	libavcodec/hevc.c
	libavcodec/iff.c
	libavcodec/imc.c
	libavcodec/libopenjpegdec.c
	libavcodec/libvo-aacenc.c
	libavcodec/libvorbisenc.c
	libavcodec/libvpxdec.c
	libavcodec/libvpxenc.c
	libavcodec/libx264.c
	libavcodec/mjpegbdec.c
	libavcodec/mjpegdec.c
	libavcodec/mpegaudiodec_float.c
	libavcodec/msmpeg4dec.c
	libavcodec/mxpegdec.c
	libavcodec/nvenc_h264.c
	libavcodec/nvenc_hevc.c
	libavcodec/pngdec.c
	libavcodec/qpeg.c
	libavcodec/ra288.c
	libavcodec/rv10.c
	libavcodec/s302m.c
	libavcodec/sp5xdec.c
	libavcodec/takdec.c
	libavcodec/tiff.c
	libavcodec/tta.c
	libavcodec/utils.c
	libavcodec/v210dec.c
	libavcodec/vp6.c
	libavcodec/vp9.c
	libavcodec/wavpack.c
	libavcodec/yop.c

Merged-by: Michael Niedermayer <michael@niedermayer.cc>
2015-07-27 22:50:18 +02:00
Vittorio Giovara
def97856de lavc: AV-prefix all codec capabilities
Express bitfields more simply.

Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
2015-07-27 15:24:58 +01:00
Michael Niedermayer
4ff0c61ba8 Merge commit '303ec065a90498c29d384b4add2ac626bc38d5eb'
* commit '303ec065a90498c29d384b4add2ac626bc38d5eb':
  aic: Fix slice size computation for widths multiples of 32 macroblocks

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2015-06-30 21:19:22 +02:00
Vittorio Giovara
303ec065a9 aic: Fix slice size computation for widths multiples of 32 macroblocks
CC: libav-stable@libav.org
2015-06-30 15:34:37 +02:00
Michael Niedermayer
98b95e7466 Merge commit 'd8d124eebcf2ec1f6a1936b12a4f00a48f08e85c'
* commit 'd8d124eebcf2ec1f6a1936b12a4f00a48f08e85c':
  aic: Improve error reporting

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2015-06-17 20:53:34 +02:00
Vittorio Giovara
d8d124eebc aic: Improve error reporting 2015-06-17 14:06:35 +01:00
Michael Niedermayer
75dbe4c1fa Merge commit 'e878ec0d47cd6228c367b2f3128b76d7523f7255'
* commit 'e878ec0d47cd6228c367b2f3128b76d7523f7255':
  aic: Fix decoding files with odd dimensions

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2015-03-03 20:41:44 +01:00
Vittorio Giovara
e878ec0d47 aic: Fix decoding files with odd dimensions
Normally the aic decoder finds the proper slice combination (multiple of
some number less than 32) but in case of odd width, it resorts to the
default values, which were actually swapped.
The number of slices is modified to account for such odd width cases.

CC: libav-stable@libav.org
2015-03-03 15:08:15 +00:00
Michael Niedermayer
86e7d20ac2 avcodec/aic: Use av_malloc_array
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-01-07 19:46:16 +01:00
Reimar Döffinger
d9e2aceb7f Add missing "const" all over the place.
Only "./configure --enable-gpl" on x86 was tested.

Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
2014-08-29 18:57:25 +02:00
Michael Niedermayer
581b5f0b9b Merge commit 'e3fcb14347466095839c2a3c47ebecff02da891e'
* commit 'e3fcb14347466095839c2a3c47ebecff02da891e':
  dsputil: Split off IDCT bits into their own context

Conflicts:
	configure
	libavcodec/aic.c
	libavcodec/arm/Makefile
	libavcodec/arm/dsputil_init_arm.c
	libavcodec/arm/dsputil_init_armv6.c
	libavcodec/asvdec.c
	libavcodec/dnxhdenc.c
	libavcodec/dsputil.c
	libavcodec/dvdec.c
	libavcodec/dxva2_mpeg2.c
	libavcodec/intrax8.c
	libavcodec/mdec.c
	libavcodec/mjpegdec.c
	libavcodec/mjpegenc_common.h
	libavcodec/mpegvideo.c
	libavcodec/ppc/dsputil_altivec.h
	libavcodec/ppc/dsputil_ppc.c
	libavcodec/ppc/idctdsp.c
	libavcodec/x86/Makefile
	libavcodec/x86/dsputil_init.c
	libavcodec/x86/dsputil_mmx.c
	libavcodec/x86/dsputil_x86.h

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2014-07-01 15:22:11 +02:00
Diego Biurrun
e3fcb14347 dsputil: Split off IDCT bits into their own context 2014-06-30 07:58:46 -07:00
Michael Niedermayer
0a2004b6d1 avcodec/aic: fix quantization table permutation
Fixes Ticket3700

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-06-05 23:21:15 +02:00
Michael Niedermayer
8d024c5107 Merge commit 'cc8163e1a3601a56f722a4720516e860bf1c6198'
* commit 'cc8163e1a3601a56f722a4720516e860bf1c6198':
  avcodec: more correct printf specifiers

Conflicts:
	libavcodec/4xm.c
	libavcodec/alsdec.c
	libavcodec/dfa.c
	libavcodec/h264_ps.c
	libavcodec/jpeg2000dec.c
	libavcodec/lagarith.c
	libavcodec/mpeg12dec.c
	libavcodec/rv10.c
	libavcodec/svq3.c
	libavcodec/wmaprodec.c
	libavcodec/xwddec.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2014-03-22 18:43:40 +01:00
Diego Biurrun
cc8163e1a3 avcodec: more correct printf specifiers 2014-03-22 14:08:20 +01:00
Michael Niedermayer
ee77140afa Merge commit 'b2bed9325dbd6be0da1d91ffed3f513c40274fd2'
* commit 'b2bed9325dbd6be0da1d91ffed3f513c40274fd2':
  cosmetics: Group .name and .long_name together in codec/format declarations

Conflicts:
	libavcodec/8svx.c
	libavcodec/alac.c
	libavcodec/cljr.c
	libavcodec/dnxhddec.c
	libavcodec/dnxhdenc.c
	libavcodec/dpxenc.c
	libavcodec/dvdec.c
	libavcodec/dvdsubdec.c
	libavcodec/dvdsubenc.c
	libavcodec/ffv1dec.c
	libavcodec/flacdec.c
	libavcodec/flvdec.c
	libavcodec/fraps.c
	libavcodec/frwu.c
	libavcodec/g726.c
	libavcodec/gif.c
	libavcodec/gifdec.c
	libavcodec/h261dec.c
	libavcodec/h263dec.c
	libavcodec/iff.c
	libavcodec/imc.c
	libavcodec/libopencore-amr.c
	libavcodec/libopenjpegdec.c
	libavcodec/libopenjpegenc.c
	libavcodec/libspeexenc.c
	libavcodec/libvo-amrwbenc.c
	libavcodec/libvorbisenc.c
	libavcodec/libvpxenc.c
	libavcodec/libx264.c
	libavcodec/libxavs.c
	libavcodec/libxvid.c
	libavcodec/ljpegenc.c
	libavcodec/mjpegbdec.c
	libavcodec/mjpegdec.c
	libavcodec/mpeg12dec.c
	libavcodec/mpeg4videodec.c
	libavcodec/msmpeg4dec.c
	libavcodec/pgssubdec.c
	libavcodec/pngdec.c
	libavcodec/pngenc.c
	libavcodec/proresdec_lgpl.c
	libavcodec/proresenc_kostya.c
	libavcodec/ra144enc.c
	libavcodec/rawdec.c
	libavcodec/rv10.c
	libavcodec/sp5xdec.c
	libavcodec/takdec.c
	libavcodec/tta.c
	libavcodec/v210dec.c
	libavcodec/vp6.c
	libavcodec/wavpack.c
	libavcodec/xbmenc.c
	libavcodec/yop.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2013-10-04 12:34:23 +02:00
Diego Biurrun
b2bed9325d cosmetics: Group .name and .long_name together in codec/format declarations 2013-10-03 23:32:01 +02:00
Michael Niedermayer
bfe1445871 avcodec/aic: fix "warning: comparison of unsigned expression < 0 is always false"
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-09-12 17:14:55 +02:00
Michael Niedermayer
72abfba884 Merge commit '0f678c0214dccb355ed8955077a2bea46984fbc8'
* commit '0f678c0214dccb355ed8955077a2bea46984fbc8':
  aic: Validate values read from the bitstream

Conflicts:
	libavcodec/aic.c

See: 657875b145
Merged-by: Michael Niedermayer <michaelni@gmx.at>
2013-09-12 14:33:49 +02:00
Martin Storsjö
0f678c0214 aic: Validate values read from the bitstream
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
Signed-off-by: Martin Storsjö <martin@martin.st>
2013-09-12 10:54:54 +03:00
Michael Niedermayer
cced6f4d58 Merge commit 'e6d8acf6a8fba4743eb56eabe72a741d1bbee3cb'
* commit 'e6d8acf6a8fba4743eb56eabe72a741d1bbee3cb':
  indeo: use a typedef for the mc function pointer
  cabac: x86 version of get_cabac_bypass
  aic: use chroma scan tables while decoding luma component in progressive mode

Conflicts:
	libavcodec/aic.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2013-07-05 11:41:30 +02:00
Kostya Shishkov
410066986f aic: use chroma scan tables while decoding luma component in progressive mode
For some unclear reason Apple decided to use the same scan tables for luma and
chroma in the progressive mode while using different ones for luma in the
interlaced mode.
2013-07-04 12:09:45 +02:00
Michael Niedermayer
657875b145 avcodec/aic: Fix vlc value checks
Fixes out of array accesses

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-05-22 21:30:28 +02:00
Michael Niedermayer
5bc892cb17 Merge commit '1232a1647ab27e024a3baf4d01d40c8d08d6ced9'
* commit '1232a1647ab27e024a3baf4d01d40c8d08d6ced9':
  Apple Intermediate Codec decoder
  movenc: Don't add base_data_offset in tfhd for PIFF files

Conflicts:
	Changelog
	libavcodec/allcodecs.c
	libavcodec/avcodec.h
	libavcodec/codec_desc.c
	libavcodec/version.h

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2013-05-17 10:38:08 +02:00
Kostya Shishkov
1232a1647a Apple Intermediate Codec decoder 2013-05-17 06:31:05 +02:00