Set the rate control mode (from -1 to 3) (default -1) Set the encoding quality (from 0 to 10) (default speed) Set the encoding level (default auto) (from 0 to 186) (default auto) Set the profile tier (default main) (from 0 to 1) (default main) Set the profile (default main) (from 1 to 1) (default main) Set the encoding usage (from 0 to 3) (default transcoding) Enable AMF logging to debug output (default false) Inserts AU Delimiter NAL unit (default false) Context Adaptive Binary Arithmetic Coding Context Adaptive Variable-Length CodingĬabac E.V. Coding Type (from 0 to 2) (default auto)Ĭavlc E.V. Intra Refresh MBs Number Per Slot in Macroblocks (from 0 to INT_MAX) (default 0) Reference B-Picture Delta QP (from -10 to 10) (default 4) Enable Reference to B-Frames (default true) B-Picture Delta QP (from -10 to 10) (default 4) Header Insertion Spacing (from -1 to 1000) (default -1) Maximum Access Unit Size for rate control (in bits) (from 0 to INT_MAX) (default 0) Quantization Parameter for B-Frame (from -1 to 51) (default -1) Quantization Parameter for P-Frame (from -1 to 51) (default -1) Quantization Parameter for I-Frame (from -1 to 51) (default -1) Rate Control Based Frame Skip (default false) Rate Control Method (from -1 to 3) (default -1)Ĭqp E.V. Quality Preference (from 0 to 2) (default speed) Profile Level (from 0 to 62) (default auto) Encoder Usage (from 0 to 3) (default transcoding) Here are the options for the h264_amf (H.264) and hevc_amf (H.265 or HEVC) encoders which you would use with an AMD graphics card, taken from ffmpeg -h full: h264_amf AVOptions: Current versions of ffmpeg now support hardware encoding for the major GPU vendors.
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