NVIDIA NVENC 詳細オプション確認コマンド
ffmpeg -h encoder=nvenc_hevc
nvenc_hevc NVIDIA NVENC hevc encoder (codec hevc)
表示した結果の一部
Encoder nvenc_hevc [NVIDIA NVENC hevc encoder]:
General capabilities: delay hardware
Threading capabilities: none
Supported hardware devices: cuda cuda d3d11va d3d11va
Supported pixel formats: yuv420p nv12 p010le yuv444p p016le yuv444p16le bgr0 rgb0 cuda d3d11
nvenc_hevc AVOptions:
-preset <int>
-profile <int>
-level <int>
-tier <int>
-rc <int>
-rc-lookahead <int>
-surfaces <int>
-cbr <boolean>
-2pass <boolean>
-gpu <int>
-delay <int>
-no-scenecut <boolean>
-forced-idr <boolean>
-spatial_aq <boolean>
-spatial-aq <boolean>
-temporal_aq <boolean>
-temporal-aq <boolean>
-zerolatency <boolean>
-nonref_p <boolean>
-strict_gop <boolean>
-aq-strength <int>
-cq <float>
-aud <boolean>
-bluray-compat <boolean>
-init_qpP <int>
-init_qpB <int>
-init_qpI <int>
-qp <int>
-weighted_pred <int>
-b_ref_mode <int>
-dpb_size <int>
-b_ref_mode <int> E..V...... Use B frames as references (from 0 to 2) (default disabled)
disabled 0 E..V...... B frames will not be used for reference
each 1 E..V...... Each B frame will be used for reference
middle 2 E..V...... Only (number of B frames)/2 will be used for reference
end
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