NVIDIA Video Codec SDK Documentation

NVIDIA Video Codec SDK v12.0

NVDEC Application Note: This application note helps developers in knowing NVDEC HW capabilities and expected decode performance of NVIDIA GPUs.
NVDEC Video Decoder API Programming Guide: This guide provides a detailed discussion of the NVDEC Decode API programming interface and provides guidance on achieving maximum performance by writing an efficient application.

NVENC Application Note: This application note helps developers in knowing NVENC HW capabilities and expected encode performance of NVIDIA GPUs.
NVENC Video Encoder API Programming Guide: This guide provides a detailed discussion of the NVENC programming interface, describes setting up hardware for encoding and provides guidance on achieving maximum performance.
NVENC Preset Migration Guide: This guide helps developers in knowing settings used in SDK v9.1 and their equivalents in SDK v10.0 and above.

Using FFmpeg with NVIDIA GPU Hardware Acceleration: This guide explains ways to accelerate video encoding, decoding and end-to-end transcoding on NVIDIA GPUs through FFmpeg.