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7 Commits

Author SHA1 Message Date
Max Justicz 6b839e9aa3 avcodec/fmvc: Fix use of uninitialized memory when the first frame is not a keyframe 
Fixes: fmvc-poc.avi

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 3766aa7343)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-06-02 01:14:38 +02:00
Michael Niedermayer fedd8b6507 avcodec/fmvc: Fix off by 1 error 
Fixes: out of array access
Fixes: 1643/clusterfuzz-testcase-minimized-6117573403869184

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e11dcc35bb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-06-02 01:14:38 +02:00
Michael Niedermayer d2108de6b8 avcodec/fmvc: Check nb_blocks 
Fixes: out of array read
Fixes: 1508/clusterfuzz-testcase-minimized-5011336327069696

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 0158b405a7)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-14 17:56:21 +02:00
Diego Biurrun b4da4307a9 avcodec/fmvc: small refactoring in decode_type1() 
Signed-off-by: Paul B Mahol <onemda@gmail.com>
 2017-03-21 11:46:43 +01:00
Paul B Mahol c583e701bd avcodec/fmvc: initialize opcode to 0 
It shouldn't really matter but it doesn't hurt.

Signed-off-by: Paul B Mahol <onemda@gmail.com>
 2017-02-24 15:50:16 +01:00
Paul B Mahol 1a71df9bac avcodec/fmvc: fix decoding of odd size videos 
Signed-off-by: Paul B Mahol <onemda@gmail.com>
 2017-02-17 10:48:04 +01:00
Paul B Mahol 8259f8a720 avcodec: add FM Screen Capture Codec decoder 
Signed-off-by: Paul B Mahol <onemda@gmail.com>
 2017-02-12 10:43:45 +01:00