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69 Commits

Author SHA1 Message Date
Michael Niedermayer
675c6d1e17 avcodec/jpeglsdec: Apply transform only to initialized lines 
Fixes: Timeout (110sec -> 1sec)
Fixes: 17123/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AMV_fuzzer-5636452758585344

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-10-08 16:24:58 +02:00
Michael Niedermayer
fe7fbf3a22 avcodec/jpeglsdec: Return error codes from ls_decode_line() 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-10-08 16:24:58 +02:00
Michael Niedermayer
f80224ed19 avcodec/jpeglsdec: Check for end of bitstream in ls_decode_line() 
Fixes: 1773/clusterfuzz-testcase-minimized-4832523987189760

Fixes: Timeout

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-10-29 18:28:40 +01:00
Michael Niedermayer
fe533628b9 avcodec/jpeglsdec: Check ilv for being a supported value 
Fixes: 1773/clusterfuzz-testcase-minimized-4832523987189760

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-10-29 18:28:40 +01:00
Michael Niedermayer
4bc3008d04 avcodec/jpeglsdec: Check get_bits_left() before decoding a picture 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-24 15:51:11 +02:00
Michael Niedermayer
e98dfeb27c avcodec/jpeglsdec: check shift for values that cause overflow later 
Fixes: 657/clusterfuzz-testcase-6674741433729024
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-02-24 00:38:45 +01:00
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
513673a84d Merge commit '7ca603f96f93d988e01d161d611f69a4ecaa3f02' 
* commit '7ca603f96f93d988e01d161d611f69a4ecaa3f02':
  jpegls: Check memory allocation

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-01 01:58:44 +02:00
Vittorio Giovara
7ca603f96f jpegls: Check memory allocation 2015-05-31 15:03:31 +02:00
Michael Niedermayer
6d3f17838d avcodec/jpeglsdec: assert that overflows end at exactly x=w 
If that ever was untrue, there would be a bug in the code

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-05-13 15:48:17 +02:00
Michael Niedermayer
8f7b022c8c Merge commit '6a85dfc830f51f1f5c2d36d4182d265c1ea3ba25' 
* commit '6a85dfc830f51f1f5c2d36d4182d265c1ea3ba25':
  lavc: Replace av_dlog and tprintf with internal macros

Conflicts:
	libavcodec/aacdec.c
	libavcodec/audio_frame_queue.c
	libavcodec/bitstream.c
	libavcodec/dcadec.c
	libavcodec/dnxhddec.c
	libavcodec/dvbsubdec.c
	libavcodec/dvdec.c
	libavcodec/dvdsubdec.c
	libavcodec/get_bits.h
	libavcodec/gifdec.c
	libavcodec/h264.h
	libavcodec/h264_cabac.c
	libavcodec/h264_cavlc.c
	libavcodec/h264_loopfilter.c
	libavcodec/h264_refs.c
	libavcodec/imc.c
	libavcodec/interplayvideo.c
	libavcodec/jpeglsdec.c
	libavcodec/libopencore-amr.c
	libavcodec/mjpegdec.c
	libavcodec/mpeg12dec.c
	libavcodec/mpegvideo_enc.c
	libavcodec/mpegvideo_parser.c
	libavcodec/pngdec.c
	libavcodec/ratecontrol.c
	libavcodec/rv10.c
	libavcodec/svq1dec.c
	libavcodec/vqavideo.c
	libavcodec/wmadec.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2015-04-20 04:10:10 +02:00
Vittorio Giovara
6a85dfc830 lavc: Replace av_dlog and tprintf with internal macros 2015-04-19 12:41:59 +01:00
Michael Niedermayer
a089d567f1 avcodec/jpeglsdec: support PAL1-PAL7 
Fixes Ticket3933

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-03-22 20:31:03 +01:00
Michael Niedermayer
fa4bb7c5b2 Merge commit '5a0e953c2465be9d449d5f523c3d3e2b886910b2' 
* commit '5a0e953c2465be9d449d5f523c3d3e2b886910b2':
  mjpeg: Mark decoder family as thread safe

Conflicts:
	libavcodec/mjpegbdec.c
	libavcodec/mjpegdec.c
	libavcodec/mxpegdec.c
	libavcodec/sp5xdec.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2015-03-13 22:48:54 +01:00
Vittorio Giovara
5a0e953c24 mjpeg: Mark decoder family as thread safe 
No global variables are used and the VLC tables are allocated without
static elements. This will allow using a JPEG decoding context within
other decoders.
 2015-03-13 19:48:07 +00:00
Michael Niedermayer
06e7d58410 avcodec/jpeglsdec: Check run value more completely in ls_decode_line() 
previously it could have been by 1 too large
Fixes out of array access
Fixes: asan_heap-oob_12240f5_1_asan_heap-oob_12240f5_448_t8c1e3.jls
Fixes: asan_heap-oob_12240f5_1_asan_heap-oob_12240f5_448_t8nde0.jls
Fixes: asan_heap-oob_12240fa_1_asan_heap-oob_12240fa_448_t16e3.jls

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2014-10-03 02:18:08 +02:00
Michael Niedermayer
0a5cc20d4a avcodec/jpeglsdec: add cast to silence pointer type warning 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2014-05-03 22:54:01 +02:00
Michael Niedermayer
88ceede1fd avcodec/jpegls: print coding parameters stored in LSE 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2014-04-11 23:39:09 +02:00
Michael Niedermayer
2773ab36cc avcodec/jpeglsdec/ff_jpegls_decode_lse: check len field validity 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2014-04-09 23:12:44 +02:00
Michael Niedermayer
020600eed1 avcodec/jpeglsdec: ask for sample for "oversized image" 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2014-04-09 23:12:44 +02:00
Michael Niedermayer
fd2bcfc4d6 avcodec/jpeglsdec: fix palette parsing code 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2014-04-03 03:26:27 +02:00
Michael Niedermayer
254f653b24 avcodec/jpeglsdec: add PAL8 support 
Fixes Ticket3478

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2014-04-01 13:43:44 +02:00
anatoly
2fade10cb0 Add support for picture_ptr field in MJpegDecodeContext 
Signed-off-by: Anton Khirnov <anton@khirnov.net>
(cherry picked from commit e0e3b8b297)

Conflicts:

	libavcodec/jpeglsdec.c
	libavcodec/mjpegbdec.c
	libavcodec/mjpegdec.c

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-12-09 12:24:50 +01:00
Michael Niedermayer
cc0e47b550 avcodec/jpeglsdec: check err value for ls_get_code_runterm() 
Fixes infinite loop
Fixes Ticket3086

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-10-30 23:32:51 +01:00
Michael Niedermayer
8aea97a49d avcodec/jpeglsdec: Implement the 4th (lossy) transform 
Fixes remainder of Ticket893

Std deviation from the intended image is 0.11, max sample error +-1

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-12 17:52:03 +02:00
Michael Niedermayer
8024b4880c avcodec/jpeglsdec: support xfrm 1-3 
Fixes 75% of Ticket893

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-11 16:10:18 +02:00
Michael Niedermayer
0718f0cc24 Merge commit 'bc8c1cdc7bfe7b1fe56df812aabdac3de2555cec' 
* commit 'bc8c1cdc7bfe7b1fe56df812aabdac3de2555cec':
  lavfi doxy: add a page for lavfi.
  jpegls: check the scan offset

Conflicts:
	libavcodec/jpeglsdec.c
	libavfilter/avfilter.h
	libavutil/avutil.h

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-18 11:04:11 +02:00
Michael Niedermayer
7d84bb2bcc Merge commit '4a4107b48944397c914aa39ee16a82fe44db8c4c' 
* commit '4a4107b48944397c914aa39ee16a82fe44db8c4c':
  jpegls: factorize return paths

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-18 10:22:39 +02:00
Michael Niedermayer
b53d6a47c5 Merge commit 'a5a0ef5e13a59ff53318a45d77c5624b23229c6f' 
* commit 'a5a0ef5e13a59ff53318a45d77c5624b23229c6f':
  jpegls: return meaningful errors
  sparc: VIS mnemonics

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-18 10:05:00 +02:00
Luca Barbato
4a4107b489 jpegls: factorize return paths 2013-05-17 16:44:13 +02:00
Luca Barbato
a5a0ef5e13 jpegls: return meaningful errors 2013-05-17 16:44:13 +02:00
Luca Barbato
abad374909 jpegls: check the scan offset 
Prevent an out of array bound write.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
 2013-05-17 16:44:13 +02:00
Michael Niedermayer
39354d6089 Merge commit 'ff4fc5ef12a37716c5c5d8928a2db92428e916ec' 
* commit 'ff4fc5ef12a37716c5c5d8928a2db92428e916ec':
  jpegls: K&R formatting cosmetics

Conflicts:
	libavcodec/jpegls.c
	libavcodec/jpegls.h
	libavcodec/jpeglsdec.c
	libavcodec/jpeglsenc.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-16 09:46:19 +02:00
Michael Niedermayer
0d83b5722e Merge commit '9cacdabd1c8cd257a942d8289349c37d992989b7' 
* commit '9cacdabd1c8cd257a942d8289349c37d992989b7':
  jpegls: cosmetics: Drop some unnecessary parentheses
  mpegvideo: Remove commented-out PARANOID debug cruft

Conflicts:
	libavcodec/jpegls.c
	libavcodec/mpegvideo.c
	libavcodec/x86/mpegvideo.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-16 09:19:11 +02:00
Luca Barbato
ff4fc5ef12 jpegls: K&R formatting cosmetics 
Signed-off-by: Diego Biurrun <diego@biurrun.de>
 2013-05-16 00:00:41 +02:00
Diego Biurrun
9cacdabd1c jpegls: cosmetics: Drop some unnecessary parentheses 2013-05-15 23:58:04 +02:00
Michael Niedermayer
4acfe3d193 jpegls: fix off limit 
Fixes part of CID717913
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2012-10-13 03:54:04 +02:00
Michael Niedermayer
c39916bc2f jpeglsdec: move pict debug log under correct if() 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2012-10-01 16:45:59 +02:00
Michael Niedermayer
31ab1575e5 Merge remote-tracking branch 'qatar/master' 
* qatar/master:
  avcodec: Convert some commented-out printf/av_log instances to av_dlog
  avcodec: Drop silly and/or broken printf debug output
  avcodec: Drop some silly commented-out av_log() invocations
  avformat: Convert some commented-out printf/av_log instances to av_dlog
  avformat: Remove non-compiling and/or silly commented-out printf/av_log statements
  Remove some silly disabled code.
  ac3dec: ensure get_buffer() gets a buffer for the correct number of channels

Conflicts:
	libavcodec/dnxhddec.c
	libavcodec/ffv1.c
	libavcodec/h264.c
	libavcodec/h264_parser.c
	libavcodec/mjpegdec.c
	libavcodec/motion_est_template.c
	libavcodec/mpegaudiodec.c
	libavcodec/mpegvideo_enc.c
	libavcodec/put_bits.h
	libavcodec/ratecontrol.c
	libavcodec/wmaenc.c
	libavdevice/timefilter.c
	libavformat/asfdec.c
	libavformat/avidec.c
	libavformat/avienc.c
	libavformat/flvenc.c
	libavformat/utils.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2012-10-01 16:12:38 +02:00
Diego Biurrun
1218777ffd avcodec: Convert some commented-out printf/av_log instances to av_dlog 2012-10-01 10:24:28 +02:00
Michael Niedermayer
7a72695c05 Merge commit '36ef5369ee9b336febc2c270f8718cec4476cb85' 
* commit '36ef5369ee9b336febc2c270f8718cec4476cb85':
  Replace all CODEC_ID_* with AV_CODEC_ID_*
  lavc: add AV prefix to codec ids.

Conflicts:
	doc/APIchanges
	doc/examples/decoding_encoding.c
	doc/examples/muxing.c
	ffmpeg.c
	ffprobe.c
	ffserver.c
	libavcodec/8svx.c
	libavcodec/avcodec.h
	libavcodec/dnxhd_parser.c
	libavcodec/dvdsubdec.c
	libavcodec/error_resilience.c
	libavcodec/h263dec.c
	libavcodec/libvorbisenc.c
	libavcodec/mjpeg_parser.c
	libavcodec/mjpegenc.c
	libavcodec/mpeg12.c
	libavcodec/mpeg4videodec.c
	libavcodec/mpegvideo.c
	libavcodec/mpegvideo_enc.c
	libavcodec/pcm.c
	libavcodec/r210dec.c
	libavcodec/utils.c
	libavcodec/v210dec.c
	libavcodec/version.h
	libavdevice/alsa-audio-dec.c
	libavdevice/bktr.c
	libavdevice/v4l2.c
	libavformat/asfdec.c
	libavformat/asfenc.c
	libavformat/avformat.h
	libavformat/avidec.c
	libavformat/caf.c
	libavformat/electronicarts.c
	libavformat/flacdec.c
	libavformat/flvdec.c
	libavformat/flvenc.c
	libavformat/framecrcenc.c
	libavformat/img2.c
	libavformat/img2dec.c
	libavformat/img2enc.c
	libavformat/ipmovie.c
	libavformat/isom.c
	libavformat/matroska.c
	libavformat/matroskadec.c
	libavformat/matroskaenc.c
	libavformat/mov.c
	libavformat/movenc.c
	libavformat/mp3dec.c
	libavformat/mpeg.c
	libavformat/mpegts.c
	libavformat/mxf.c
	libavformat/mxfdec.c
	libavformat/mxfenc.c
	libavformat/nsvdec.c
	libavformat/nut.c
	libavformat/oggenc.c
	libavformat/pmpdec.c
	libavformat/rawdec.c
	libavformat/rawenc.c
	libavformat/riff.c
	libavformat/sdp.c
	libavformat/utils.c
	libavformat/vocenc.c
	libavformat/wtv.c
	libavformat/xmv.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2012-08-07 22:45:46 +02:00
Anton Khirnov
36ef5369ee Replace all CODEC_ID_* with AV_CODEC_ID_* 2012-08-07 16:00:24 +02:00
Michael Niedermayer
61930bd0d7 Merge remote-tracking branch 'qatar/master' 
* qatar/master: (27 commits)
  libxvid: Give more suitable names to libxvid-related files.
  libxvid: Separate libxvid encoder from libxvid rate control code.
  jpeglsdec: Remove write-only variable in ff_jpegls_decode_lse().
  fate: cosmetics: lowercase some comments
  fate: Give more consistent names to some RealVideo/RealAudio tests.
  lavfi: add avfilter_get_audio_buffer_ref_from_arrays().
  lavfi: add extended_data to AVFilterBuffer.
  lavc: check that extended_data is properly set in avcodec_encode_audio2().
  lavc: pad last audio frame with silence when needed.
  samplefmt: add a function for filling a buffer with silence.
  samplefmt: add a function for copying audio samples.
  lavr: do not try to copy to uninitialized output audio data.
  lavr: make avresample_read() with NULL output discard samples.
  fate: split idroq audio and video into separate tests
  fate: improve dependencies
  fate: add convenient shorthands for ea-vp6, libavcodec, libavutil tests
  fate: split some combined tests into separate audio and video tests
  fate: fix dependencies for probe tests
  mips: intreadwrite: fix inline asm for gcc 4.8
  mips: intreadwrite: remove unnecessary inline asm
  ...

Conflicts:
	cmdutils.h
	configure
	doc/APIchanges
	doc/filters.texi
	ffmpeg.c
	ffplay.c
	libavcodec/internal.h
	libavcodec/jpeglsdec.c
	libavcodec/libschroedingerdec.c
	libavcodec/libxvid.c
	libavcodec/libxvid_rc.c
	libavcodec/utils.c
	libavcodec/version.h
	libavfilter/avfilter.c
	libavfilter/avfilter.h
	libavfilter/buffersink.h
	tests/Makefile
	tests/fate/aac.mak
	tests/fate/audio.mak
	tests/fate/demux.mak
	tests/fate/ea.mak
	tests/fate/image.mak
	tests/fate/libavutil.mak
	tests/fate/lossless-audio.mak
	tests/fate/lossless-video.mak
	tests/fate/microsoft.mak
	tests/fate/qt.mak
	tests/fate/real.mak
	tests/fate/screen.mak
	tests/fate/video.mak
	tests/fate/voice.mak
	tests/fate/vqf.mak
	tests/ref/fate/ea-mad
	tests/ref/fate/ea-tqi

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2012-05-10 02:25:41 +02:00
Diego Biurrun
727af82a84 jpeglsdec: Remove write-only variable in ff_jpegls_decode_lse(). 
libavcodec/jpeglsdec.c:54:9: warning: variable ‘len’ set but not used
 2012-05-09 18:12:28 +02:00
Michael Niedermayer
6101e5322f Merge remote-tracking branch 'qatar/master' 
* qatar/master:
  rtpdec_asf: Set the no_resync_search option for the chained asf demuxer
  asfdec: Add an option for not searching for the packet markers
  cosmetics: Clean up the tiffenc pix_fmts declaration to match the style of others
  cosmetics: Align codec declarations
  cosmetics: Convert mimic.c to utf-8
  avconv: remove an unused function parameter.
  avconv: remove now pointless variables.
  avconv: drop support for building without libavfilter.
  nellymoserenc: fix crash due to memsetting the wrong area.
  libavformat: Only require first packet to be known for audio/video streams
  avplay: Don't try to scale timestamps if the tb isn't set

Conflicts:
	Changelog
	configure
	ffmpeg.c
	libavcodec/aacenc.c
	libavcodec/bmpenc.c
	libavcodec/dnxhddec.c
	libavcodec/dnxhdenc.c
	libavcodec/ffv1.c
	libavcodec/flacenc.c
	libavcodec/fraps.c
	libavcodec/huffyuv.c
	libavcodec/libopenjpegdec.c
	libavcodec/mpeg12enc.c
	libavcodec/mpeg4videodec.c
	libavcodec/pamenc.c
	libavcodec/pgssubdec.c
	libavcodec/pngenc.c
	libavcodec/qtrleenc.c
	libavcodec/rawdec.c
	libavcodec/sgienc.c
	libavcodec/tiffenc.c
	libavcodec/v210dec.c
	libavcodec/wmv2dec.c
	libavformat/utils.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2012-04-07 22:41:37 +02:00
Martin Storsjö
00c3b67b8a cosmetics: Align codec declarations 
Also break some long lines, remove codec function placeholder comments
and add spaces in sample/pixel format lists.

Signed-off-by: Martin Storsjö <martin@martin.st>
 2012-04-06 22:37:38 +03:00
Michael Niedermayer
bf521d5a5b jpeglsdec: suppress unused var warning 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2012-03-13 22:13:13 +01:00
Michael Niedermayer
00ab9cdae1 jpeglsdec: Prevent out of array write. 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2012-02-14 01:22:38 +01:00
Michael Niedermayer
2d6f317d71 jpegdec: support ilv=1 grayscale jpeg-ls. 
Fixes Ticket851

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2012-01-08 00:18:36 +01:00