It is a requirement of bitstream conformance that num_cr_points is less than or equal to 10.
It is a requirement of bitstream conformance that num_cb_points is less than or equal to 10.
Signed-off-by: James Almer <jamrial@gmail.com>
"It is a requirement of bitstream conformance that num_y_points is less than or equal to 14."
Fixes: index 24 out of bounds for type 'uint8_t [24]'
Fixes: 19282/clusterfuzz-testcase-minimized-ffmpeg_BSF_AV1_FRAME_MERGE_fuzzer-5747424845103104
Note, also needs a23dd33606
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: jamrial
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
rename enable_intraintra_compound to enable_interintra_compound,
which keep same as AV1 sepc(v1.0.0-errata1).
Signed-off-by: Fei Wang <fei.w.wang@intel.com>
Signed-off-by: James Almer <jamrial@gmail.com>
Fixes: index -1 out of bounds for type 'AV1ReferenceFrameState [8]'
Fixes: 16079/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5758807440883712
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: James Almer <jamrial@gmail.com>
See: [FFmpeg-devel] [PATCH 05/13] avcodec/cbs_av1_syntax_template: Check ref_frame_idx before use
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Also infer the value time_offset_length as 0 when it's not present.
Reviewed-by: Mark Thompson <sw@jkqxz.net>
Signed-off-by: James Almer <jamrial@gmail.com>
delta_frame_id_minus1 is not a single value in the bitstream, and can
store values up to 17 bits wide.
Fixes parsing files with frame ids.
Reviewed-by: Mark Thompson <sw@jkqxz.net>
Signed-off-by: James Almer <jamrial@gmail.com>
found_ref is not a single value in the bitstream. Fixes parsing files with
frame size changes.
Based on code from cbs_vp9.
Reviewed-by: Mark Thompson <sw@jkqxz.net>
Signed-off-by: James Almer <jamrial@gmail.com>
Andreas Rheinhardt
James Almer
Michael Niedermayer
Fei Wang
Mark Thompson