[[rule]]
id = "INVALID_NAL_UNIT_SIZE"
domain = "codec.h264"
severity = "severe"
confidence = 0.85
fix_tier = "reencode"
stop_scan = true
patterns = ["(?i)Invalid NAL unit size", "(?i)Error splitting the input into NAL units"]
notes = "H.264/HEVC bitstream corruption detected."

[[rule]]
id = "MISSING_PICTURE_ACCESS_UNIT"
domain = "codec.h264"
severity = "high"
confidence = 0.7
fix_tier = "reencode"
stop_scan = false
patterns = ["(?i)missing picture in access unit"]
notes = "Missing picture in access unit; possible corruption."

[[rule]]
id = "PPS_ID_OUT_OF_RANGE"
domain = "codec.hevc"
severity = "high"
confidence = 0.75
fix_tier = "reencode"
stop_scan = false
patterns = ["(?i)PPS id out of range", "(?i)Error parsing NAL unit"]
notes = "HEVC parameter set corruption detected."

[[rule]]
id = "SEI_TRUNCATED"
domain = "codec.h264"
severity = "low"
confidence = 0.5
fix_tier = "none"
stop_scan = false
patterns = ["(?i)SEI type .* truncated"]
notes = "SEI message truncated; often benign unless paired with decode errors."