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Commit Graph

14 Commits

Author SHA1 Message Date
Michael Niedermayer
5f0acc5064 avcodec/g729postfilter: Fix left shift of negative value
Fixes: Ticket8176

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-10-19 18:20:44 +02:00
Michael Niedermayer
0c61661a2c avcodec/g729postfilter: Fix undefined intermediate pointers
Fixes: index -49 out of bounds for type 'int16_t [192]'
Fixes: 17689/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ACELP_KELVIN_fuzzer-5756275014500352

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-10-16 19:17:57 +02:00
Michael Niedermayer
6a4fdbf112 avcodec/g729postfilter: Fix undefined shifts
Fixes: left shift of negative value -12
Fixes: 17689/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ACELP_KELVIN_fuzzer-5756275014500352

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2019-10-16 19:17:57 +02:00
Michael Niedermayer
6e3244fb09 avcodec/g729postfilter: Avoid function calls in FFMAX() arguments
This avoid double calling functions

Found-by: Muhammad Faiz <mfcc64@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-11-10 15:44:46 +01:00
Michael Niedermayer
99497b4683 Merge commit '9a9e2f1c8aa4539a261625145e5c1f46a8106ac2'
* commit '9a9e2f1c8aa4539a261625145e5c1f46a8106ac2':
  dsputil: Split audio operations off into a separate context

Conflicts:
	configure
	libavcodec/takdec.c
	libavcodec/x86/Makefile
	libavcodec/x86/dsputil.asm
	libavcodec/x86/dsputil_init.c
	libavcodec/x86/dsputil_mmx.c
	libavcodec/x86/dsputil_x86.h

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2014-06-22 17:58:28 +02:00
Michael Niedermayer
1fc28cf164 avcodec/g729postfilter: avoid potential negative shift
Fixes CID1194402

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-04-27 23:12:42 +02:00
Michael Niedermayer
bf807a5e87 Merge remote-tracking branch 'qatar/master'
* qatar/master: (29 commits)
  sbrdsp.asm: convert all instructions to float/SSE ones.
  dv: cosmetics.
  dv: check buffer size before reading profile.
  Revert "AAC SBR: group some writes."
  udp: Print an error message if bind fails
  cook: extend channel uncoupling tables so the full bit range is covered.
  roqvideo: cosmetics.
  roqvideo: convert to bytestream2 API.
  dca: don't use av_clip_uintp2().
  wmall: fix build with -DDEBUG enabled.
  smc: port to bytestream2 API.
  AAC SBR: group some writes.
  dsputil: remove shift parameter from scalarproduct_int16
  SBR DSP: unroll sum_square
  rv34: remove dead code in intra availability check
  rv34: clean a bit availability checks.
  v4l2: update documentation
  tgq: convert to bytestream2 API.
  parser: remove forward declaration of MpegEncContext
  dca: prevent accessing static arrays with invalid indexes.
  ...

Conflicts:
	doc/indevs.texi
	libavcodec/Makefile
	libavcodec/dca.c
	libavcodec/dvdata.c
	libavcodec/eatgq.c
	libavcodec/mmvideo.c
	libavcodec/roqvideodec.c
	libavcodec/smc.c
	libswscale/output.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2012-03-08 02:51:45 +01:00
Michael Niedermayer
fe70c1f45f g729dec: prevent out of array access
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2011-10-01 06:07:05 +02:00
Mohamed Naufal Basheer
bcc67dffa0 Add a shift parameter to celp_lp_synthesis_filter for reuse by the G.723.1 decoder 2011-09-29 21:43:52 +02:00
Vitor Sessak
58c61492c6 g729dec: fix warnings:
libavcodec/g729postfilter.c: In function ‘long_term_filter’:
libavcodec/g729postfilter.c:114: warning: unused variable ‘n’

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2011-09-25 21:17:22 +02:00
Vitor Sessak
82d99e0b41 g729dec: Fix warnings:
libavcodec/g729dec.c: In function ‘decode_frame’:
libavcodec/g729dec.c:662: warning: passing argument 3 of ‘ff_g729_postfilter’ from incompatible pointer type
libavcodec/g729postfilter.h:96: note: expected ‘int16_t *’ but argument is of type ‘int *’

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2011-09-25 21:16:55 +02:00
Vitor Sessak
1c4712db81 g729dec: Add ff_ prefix to g729_postfilter() and g729_adaptive_gain_control()
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2011-09-25 21:13:19 +02:00
Vladimir Voroshilov
682337672c Adaptive gain control 2011-09-24 21:11:01 +02:00
Vladimir Voroshilov
aca516cd67 G.729 postfilter 2011-09-24 21:11:01 +02:00