Allow VPL QSV to init with the legacy MSDK path

[nyanmisaka]

Changes

• Allow VPL QSV to init with the legacy MSDK path

Stream mapping:
  Stream #0:0 -> #0:0 (av1 (av1_qsv) -> h264 (h264_qsv))
[vost#0:0/h264_qsv @ 00000214f52ea380] Starting thread...
[vf#0:0 @ 00000214f5311b00] Starting thread...
[vist#0:0/av1 @ 00000214f51059c0] [dec:av1_qsv @ 00000214f5a04e80] Starting thread...
[in#0/matroska,webm @ 00000214f5298540] Starting thread...
Press [q] to stop, [?] for help
[av1_qsv @ 00000214f50a7780] Decoder: output is video memory surface
[av1_qsv @ 00000214f50a7780] Use Intel(R) oneVPL to create MFX session with the specified MFX loader
[av1_qsv @ 00000214f50a7780] Error creating a MFX session: -9.
[av1_qsv @ 00000214f50a7780] Error creating a MFX session using oneVPL, falling back to retry with the legacy Media SDK path
[av1_qsv @ 00000214f50a7780] Use Intel(R) Media SDK to create MFX session, the required implementation version is 1.255
[av1_qsv @ 00000214f50a7780] Decoder: output is video memory surface
[av1_qsv @ 00000214f50a7780] Use Intel(R) oneVPL to create MFX session with the specified MFX loader
[av1_qsv @ 00000214f50a7780] Error creating a MFX session: -9.
[av1_qsv @ 00000214f50a7780] Error creating a MFX session using oneVPL, falling back to retry with the legacy Media SDK path
[av1_qsv @ 00000214f50a7780] Use Intel(R) Media SDK to create MFX session, the required implementation version is 1.255
[graph 0 input from stream 0:0 @ 00000214f8483380] w:3840 h:2160 pixfmt:qsv tb:1/1000 fr:19001/317 sar:1/1 csp:bt2020nc range:tv
[Parsed_vpp_qsv_0 @ 00000214f8481b80] Use Intel(R) oneVPL to create MFX session with the specified MFX loader
[Parsed_vpp_qsv_0 @ 00000214f8481b80] Error creating a MFX session using oneVPL, falling back to retry with the legacy Media SDK path
[Parsed_vpp_qsv_0 @ 00000214f8481b80] Use Intel(R) Media SDK to create MFX session, API version is 2.13, the required implementation version is 1.255
[Parsed_vpp_qsv_0 @ 00000214f8481b80] VPP: input is video memory surface
[Parsed_vpp_qsv_0 @ 00000214f8481b80] VPP: output is video memory surface
[graph 0 input from stream 0:0 @ 00000214f8483380] video frame properties congruent with link at pts_time: 0.007
[h264_qsv @ 00000214f5c3f7c0] Using input frames context (format qsv) with h264_qsv encoder.
[h264_qsv @ 00000214f5c3f7c0] Encoder: input is video memory surface
[h264_qsv @ 00000214f5c3f7c0] Use Intel(R) oneVPL to create MFX session with the specified MFX loader
[h264_qsv @ 00000214f5c3f7c0] Error creating a MFX session: -9.
[h264_qsv @ 00000214f5c3f7c0] Error creating a MFX session using oneVPL, falling back to retry with the legacy Media SDK path
[h264_qsv @ 00000214f5c3f7c0] Use Intel(R) Media SDK to create MFX session, the required implementation version is 1.255
...

Issues

• Fixes need to log in to Windows to encode video jellyfin-server-windows#135
• Fixes Hardware acceleration playback error on old Intel GPU jellyfin#12694