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17 Commits

Author SHA1 Message Date
Michael Niedermayer
5dc94924d0 avcodec/clearvideo: fix invalid shift in tile size check 
Fixes: left shift of 1 by 31 places cannot be represented in type 'int'
Fixes: 15631/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CLEARVIDEO_fuzzer-5690110605000704

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-08-03 17:44:23 +02:00
Michael Niedermayer
41f93f9411 avcodec/clearvideo: Check remaining data in P frames 
Fixes: Timeout (19sec -> 419msec)
Fixes: 13411/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CLEARVIDEO_fuzzer-5733153811988480

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2019-03-17 11:35:00 +01:00
Michael Niedermayer
7aaab127be avcodec/clearvideo: Check remaining input bits in P macro block loop 
Fixes: Timeout
Fixes: 11083/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CLEARVIDEO_fuzzer-5657180351496192

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2018-12-14 23:24:20 +01:00
Paul B Mahol
f09fdf2d9c avcodec/clearvideo: display warning if decoder overreads input 
Signed-off-by: Paul B Mahol <onemda@gmail.com>
 2018-04-24 17:20:26 +02:00
Paul B Mahol
e34751cb8a avcodec/clearvideo: do not try to return frame when it is same as previous one 
Signed-off-by: Paul B Mahol <onemda@gmail.com>
 2018-04-24 17:10:26 +02:00
Carl Eugen Hoyos
916632dfbb lavc/clearvideo: Allow decoding without extradata. 2018-04-07 22:13:20 +02:00
James Almer
fefe47b701 avcodec/clearvideo: fix mixed code and declarations 
Signed-off-by: James Almer <jamrial@gmail.com>
 2018-04-04 00:43:01 -03:00
Paul B Mahol
a874586994 avcodec/clearvideo: add inter-frame decoding 
Signed-off-by: Paul B Mahol <onemda@gmail.com>
 2018-04-03 17:28:16 +02:00
James Almer
269ed71e93 Merge commit '189157c3fc8eeb691e3684b09d971eb5ddb47d5b' 
* commit '189157c3fc8eeb691e3684b09d971eb5ddb47d5b':
  Add ClearVideo decoder

See a63496cc88

Merged-by: James Almer <jamrial@gmail.com>
 2017-10-30 15:49:38 -03:00
Michael Niedermayer
f0efd795f4 avcodec/clearvideo: Only output a frame if one is coded in the packet 
Fixes: Timeout (183 ms instead of about 20 sec)
Fixes: 3147/clusterfuzz-testcase-4870592182353920

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-09-11 12:23:59 +02:00
Michael Niedermayer
43c394dcae avcodec/clearvideo: Check buf_size before decoding frame 
Fixes; Timeout
Fixes: 1826/clusterfuzz-testcase-minimized-5728569256837120

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-26 01:38:03 +02:00
Michael Niedermayer
28230a690e avcodec/clearvideo: Fix runtime error: signed integer overflow: 181 * 18050756 cannot be represented in type 'int' 
Fixes: 1417/clusterfuzz-testcase-minimized-6606778030620672

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-09 00:42:20 +02:00
Michael Niedermayer
c0ffcb34c7 avcodec/clearvideo: Fix multiple runtime error: left shift of negative value -1024 
Fixes: 1360/clusterfuzz-testcase-minimized-5606472043986944

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-05-06 12:17:54 +02:00
Kostya Shishkov
189157c3fc Add ClearVideo decoder 
Only I-frames are decoded for now.

Signed-off-by: Diego Biurrun <diego@biurrun.de>
 2017-04-25 15:39:10 +02:00
Michael Niedermayer
fe46d92c15 avcodec/clearvideo: Do not lose the return code of decode_mb() 
Fixes CID1401671

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Reviewed-by: Nicolas George <george@nsup.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2017-03-30 23:35:18 +02:00
James Almer
f5c8d004c2 avcodec: stop using deprecated codec flags 
Signed-off-by: James Almer <jamrial@gmail.com>
 2017-03-25 21:37:05 -03:00
Kostya Shishkov
a63496cc88 avcodec: add ClearVideo decoder 
Only I-frames are decoded for now.

Signed-off-by: Paul B Mahol <onemda@gmail.com>
 2017-03-02 11:39:54 +01:00