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9 Commits

Author SHA1 Message Date
Michael Niedermayer
231a5e4528 avcodec/cbs_h265_syntax_template: Check num_negative/positive_pics when inter_ref_pic_set_prediction_flag is set 
Fixes: out of array access
Fixes: 20446/clusterfuzz-testcase-minimized-ffmpeg_BSF_HEVC_METADATA_fuzzer-5707770718584832

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 588114cea4ee434c9c61353ed91ffc817d2965f5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2020-07-03 12:10:24 +02:00
James Almer
6376b6b00b avcodec/cbs_h265: fix writing extension_data bits 
We only care about the right most bit.

Signed-off-by: James Almer <jamrial@gmail.com>
(cherry picked from commit 38d1815cc65dd447de80760895ee008cfc9a0091)
 2020-05-03 18:50:22 -03:00
Mark Thompson
2dee0679e9 cbs_h265: Add PTL parsing for Main 10 Still Picture profile 
This was added in the 2018 version of the standard.
 2018-10-31 21:38:33 +00:00
Haihao Xiang
2943dd35b7 cbs_h265: read/write content light level information SEI message 
Signed-off-by: Haihao Xiang <haihao.xiang@intel.com>
 2018-05-10 20:55:42 +01:00
Haihao Xiang
56ed011692 cbs_h265: read/write HEVC PREFIX SEI 
Similar to H264, cbs_h265_{read, write}_nal_unit() can handle HEVC
prefix SEI NAL units. Currently mastering display colour volume SEI
message is added only, we may add more SEI message if needed later

Signed-off-by: Haihao Xiang <haihao.xiang@intel.com>
 2018-05-10 20:36:45 +01:00
Mark Thompson
300ef25314 cbs: Add support for array subscripts in trace output 
This makes the trace output for arrays significantly nicer.
 2018-05-02 01:20:45 +01:00
Mark Thompson
315cc8c098 cbs_h2645: Simplify representation of fixed values 2018-05-01 23:31:41 +01:00
Mark Thompson
c4eeea7633 cbs_h265: Use helper macro for maximum values of fixed-width elements 
Apply the same logic as the previous patch to H.265.  There are no cases
which currently overflow here, but this is still more consistent.
 2018-03-18 17:55:00 +00:00
Mark Thompson
9b0c7aa0e4 lavc: Add coded bitstream read/write support for H.265 
(cherry picked from commit 867381b8b51fa21fa2b8f071f508f3d39cc9c1f0)
(cherry picked from commit f763489364416bb6866adc4f4a96012dd2ca1bd0)
(cherry picked from commit 067a9ddeb8feff1f724856f0054930c55219f76b)
 2017-10-17 20:56:29 +01:00