This indicates a high-definition resolution setting (1080p) but sourced from an "HDCAM"—a camcorded version from a cinema screen. These typically suffer from poor lighting, shaky camera work, and background noise.
The Matroska Multimedia Container format, common for high-quality video files. Movie Overview shaky camera work
Refers to the technical encoding (AAC for audio and x264 for video compression). shaky camera work
The film was a massive critical and commercial success, noted for its groundbreaking visual effects and underwater performance capture. It currently ranks as one of the highest-grossing films of all time. shaky camera work