Datarate undershoot (min) target (%) (from -1 to 100) (default -1) Denoise block size (from -1 to INT_MAX) (default -1) Amount of noise to be removed (from -1 to INT_MAX) (default -1) Frame drop threshold (from INT_MIN to INT_MAX) (default 0) A change threshold on blocks below which they will be skipped by the encoder (from 0 to INT_MAX) (default 0) Select the quality for constant quality mode (from -1 to 63) (default -1) Improve resiliency against losses of whole frames Error resilience configuration (default 0)ĭefault E.V. adaptive quantization mode (from -1 to 4) (default -1)Ĭomplexity 2 E.V. altref noise reduction filter strength (from -1 to 6) (default -1) altref noise reduction max frame count (from -1 to INT_MAX) (default -1) Number of frames to look ahead at for alternate reference frame selection (from -1 to INT_MAX) (default -1)

Enable use of alternate reference frames (2-pass only) (from -1 to 2) (default -1) Quality/Speed ratio modifier (from 0 to 8) (default 1) Supported pixel formats: yuv420p yuv422p yuv444p gbrp yuv420p10le yuv422p10le yuv444p10le yuv420p12le yuv422p12le yuv444p12le gbrp10le gbrp12le gray gray10le gray12le

Ffmpeg crf av1