Encoder h264_mf [H264 via MediaFoundation]:
    General capabilities: delay hybrid 
    Threading capabilities: none
    Supported pixel formats: nv12 yuv420p
h264_mf AVOptions:
  -rate_control      <int>        E..V...... Select rate control mode (from -1 to INT_MAX) (default default)
     default         -1           E..V...... Default mode
     cbr             0            E..V...... CBR mode
     pc_vbr          1            E..V...... Peak constrained VBR mode
     u_vbr           2            E..V...... Unconstrained VBR mode
     quality         3            E..V...... Quality mode
     ld_vbr          4            E..V...... Low delay VBR mode
     g_vbr           5            E..V...... Global VBR mode
     gld_vbr         6            E..V...... Global low delay VBR mode
  -scenario          <int>        E..V...... Select usage scenario (from -1 to INT_MAX) (default default)
     default         -1           E..V...... Default scenario
     display_remoting 1            E..V...... Display remoting
     video_conference 2            E..V...... Video conference
     archive         3            E..V...... Archive
     live_streaming  4            E..V...... Live streaming
     camera_record   5            E..V...... Camera record
     display_remoting_with_feature_map 6            E..V...... Display remoting with feature map
  -quality           <int>        E..V...... Quality (from -1 to 100) (default -1)
  -hw_encoding       <boolean>    E..V...... Force hardware encoding (default false)


