ZHCSSS9A march 2023 – august 2023 AM62A3 , AM62A3-Q1 , AM62A7 , AM62A7-Q1
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The Video Accelerator is a 4K codec that supports both HEVC and H.264/AVC video formats. It provides high performance encode and decode capability up to 8bit 4K@60fps with a single-core architecture.
The Video Accelerator can encode and/or decode any resolution up to 8192 x 4320. It guarantees real-time performance for encoding/decoding 4K 60fps based on its sophisticated, latency tolerant hardware architecture. The Video Accelerator is highly optimized for memory bandwidth loading and excellent power management.
The Video Accelerator contains a 32-bit processor called V-CPU, which is responsible for parsing bitstream syntax in decoder orencoding bitstream syntax in encoder from sequence to slice header unit, pre-scanning slice data, controlling the underlying video hardware blocks called V-CORE. The V-CPU also communicates with host CPU through host register interface. The V-CORE performs actual processing of coded slice data: entropy decoding, inverse scan, inverse transform/quantization, motion compensation, and loop filtering in decoder and motion estimation, intra prediction, RDO, and entropy coding in encoder. This software and hardware combined architecture can provide flexibility and high throughput at the same time.
For more information, see Video Accelerator section in Processors and Accelerators chapter in the device TRM.