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ffmpeg -h encoder=h264_amf
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| Encoder h264_amf [AMD AMF H.264 Encoder]: | |
| General capabilities: dr1 delay hardware | |
| Threading capabilities: none | |
| Supported hardware devices: d3d11va d3d11va dxva2 dxva2 | |
| Supported pixel formats: nv12 yuv420p d3d11 dxva2_vld | |
| h264_amf AVOptions: | |
| -usage <int> E..V....... Encoder Usage (from 0 to 5) (default transcoding) | |
| transcoding 0 E..V....... Generic Transcoding | |
| ultralowlatency 1 E..V....... ultra low latency trancoding | |
| lowlatency 2 E..V....... low latency trancoding | |
| webcam 3 E..V....... Webcam | |
| high_quality 4 E..V....... high quality trancoding | |
| lowlatency_high_quality 5 E..V....... low latency yet high quality trancoding | |
| -profile <int> E..V....... Profile (from 66 to 257) (default main) | |
| main 77 E..V....... | |
| high 100 E..V....... | |
| constrained_baseline 256 E..V....... | |
| constrained_high 257 E..V....... | |
| -level <int> E..V....... Profile Level (from 0 to 62) (default auto) | |
| auto 0 E..V....... | |
| 1.0 10 E..V....... | |
| 1.1 11 E..V....... | |
| 1.2 12 E..V....... | |
| 1.3 13 E..V....... | |
| 2.0 20 E..V....... | |
| 2.1 21 E..V....... | |
| 2.2 22 E..V....... | |
| 3.0 30 E..V....... | |
| 3.1 31 E..V....... | |
| 3.2 32 E..V....... | |
| 4.0 40 E..V....... | |
| 4.1 41 E..V....... | |
| 4.2 42 E..V....... | |
| 5.0 50 E..V....... | |
| 5.1 51 E..V....... | |
| 5.2 52 E..V....... | |
| 6.0 60 E..V....... | |
| 6.1 61 E..V....... | |
| 6.2 62 E..V....... | |
| -quality <int> E..V....... Quality Preference (from 0 to 2) (default speed) | |
| speed 1 E..V....... Prefer Speed | |
| balanced 0 E..V....... Balanced | |
| quality 2 E..V....... Prefer Quality | |
| -rc <int> E..V....... Rate Control Method (from -1 to 6) (default -1) | |
| cqp 0 E..V....... Constant Quantization Parameter | |
| cbr 1 E..V....... Constant Bitrate | |
| vbr_peak 2 E..V....... Peak Contrained Variable Bitrate | |
| vbr_latency 3 E..V....... Latency Constrained Variable Bitrate | |
| qvbr 4 E..V....... Quality Variable Bitrate | |
| hqvbr 5 E..V....... High Quality Variable Bitrate | |
| hqcbr 6 E..V....... High Quality Constant Bitrate | |
| -qvbr_quality_level <int> E..V....... Sets the QVBR quality level (from -1 to 51) (default -1) | |
| -enforce_hrd <boolean> E..V....... Enforce HRD (default false) | |
| -filler_data <boolean> E..V....... Filler Data Enable (default false) | |
| -vbaq <boolean> E..V....... Enable VBAQ (default false) | |
| -frame_skipping <boolean> E..V....... Rate Control Based Frame Skip (default false) | |
| -qp_i <int> E..V....... Quantization Parameter for I-Frame (from -1 to 51) (default -1) | |
| -qp_p <int> E..V....... Quantization Parameter for P-Frame (from -1 to 51) (default -1) | |
| -qp_b <int> E..V....... Quantization Parameter for B-Frame (from -1 to 51) (default -1) | |
| -preencode <boolean> E..V....... Pre-encode assisted rate control (default false) | |
| -max_au_size <int> E..V....... Maximum Access Unit Size for rate control (in bits) (from 0 to INT_MAX) (default 0) | |
| -header_spacing <int> E..V....... Header Insertion Spacing (from -1 to 1000) (default -1) | |
| -bf_delta_qp <int> E..V....... B-Picture Delta QP (from -10 to 10) (default 4) | |
| -bf_ref <boolean> E..V....... Enable Reference to B-Frames (default true) | |
| -bf_ref_delta_qp <int> E..V....... Reference B-Picture Delta QP (from -10 to 10) (default 4) | |
| -max_b_frames <int> E..V....... Maximum number of consecutive B Pictures (from -1 to 3) (default -1) | |
| -bf <int> E..V....... B Picture Pattern (from -1 to 3) (default -1) | |
| -intra_refresh_mb <int> E..V....... Intra Refresh MBs Number Per Slot in Macroblocks (from 0 to INT_MAX) (default 0) | |
| -coder <int> E..V....... Coding Type (from 0 to 2) (default auto) | |
| auto 0 E..V....... Automatic | |
| cavlc 2 E..V....... Context Adaptive Variable-Length Coding | |
| cabac 1 E..V....... Context Adaptive Binary Arithmetic Coding | |
| -high_motion_quality_boost_enable <boolean> E..V....... Enable High motion quality boost mode (default auto) | |
| -me_half_pel <boolean> E..V....... Enable ME Half Pixel (default true) | |
| -me_quarter_pel <boolean> E..V....... Enable ME Quarter Pixel (default true) | |
| -aud <boolean> E..V....... Inserts AU Delimiter NAL unit (default false) | |
| -log_to_dbg <boolean> E..V....... Enable AMF logging to debug output (default false) | |
| -preanalysis <boolean> E..V....... Enable preanalysis (default auto) | |
| -pa_activity_type <int> E..V....... Set the type of activity analysis (from -1 to 1) (default -1) | |
| y 0 E..V....... activity y | |
| yuv 1 E..V....... activity yuv | |
| -pa_scene_change_detection_enable <boolean> E..V....... Enable scene change detection (default auto) | |
| -pa_scene_change_detection_sensitivity <int> E..V....... Set the sensitivity of scene change detection (from -1 to 2) (default -1) | |
| low 0 E..V....... low scene change dectection sensitivity | |
| medium 1 E..V....... medium scene change dectection sensitivity | |
| high 2 E..V....... high scene change dectection sensitivity | |
| -pa_static_scene_detection_enable <boolean> E..V....... Enable static scene detection (default auto) | |
| -pa_static_scene_detection_sensitivity <int> E..V....... Set the sensitivity of static scene detection (from -1 to 2) (default -1) | |
| low 0 E..V....... low static scene dectection sensitivity | |
| medium 1 E..V....... medium static scene dectection sensitivity | |
| high 2 E..V....... high static scene dectection sensitivity | |
| -pa_initial_qp_after_scene_change <int> E..V....... The QP value that is used immediately after a scene change (from -1 to 51) (default -1) | |
| -pa_max_qp_before_force_skip <int> E..V....... The QP threshold to allow a skip frame (from -1 to 51) (default -1) | |
| -pa_caq_strength <int> E..V....... Content Adaptive Quantization strength (from -1 to 2) (default -1) | |
| low 0 E..V....... low Content Adaptive Quantization strength | |
| medium 1 E..V....... medium Content Adaptive Quantization strength | |
| high 2 E..V....... high Content Adaptive Quantization strength | |
| -pa_frame_sad_enable <boolean> E..V....... Enable Frame SAD algorithm (default auto) | |
| -pa_ltr_enable <boolean> E..V....... Enable long term reference frame management (default auto) | |
| -pa_lookahead_buffer_depth <int> E..V....... Sets the PA lookahead buffer size (from -1 to 41) (default -1) | |
| -pa_paq_mode <int> E..V....... Sets the perceptual adaptive quantization mode (from -1 to 1) (default -1) | |
| none 0 E..V....... no perceptual adaptive quantization | |
| caq 1 E..V....... caq perceptual adaptive quantization | |
| -pa_taq_mode <int> E..V....... Sets the temporal adaptive quantization mode (from -1 to 2) (default -1) | |
| none 0 E..V....... no temporal adaptive quantization | |
| 1 1 E..V....... temporal adaptive quantization mode 1 | |
| 2 2 E..V....... temporal adaptive quantization mode 2 | |
| -pa_high_motion_quality_boost_mode <int> E..V....... Sets the PA high motion quality boost mode (from -1 to 1) (default -1) | |
| none 0 E..V....... no high motion quality boost | |
| auto 1 E..V....... auto high motion quality boost | |
| -pa_adaptive_mini_gop <boolean> E..V....... Enable Adaptive MiniGOP (default auto) |
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