SVT-AV1 2-pass encoding

[Selur]

What I tested:

SVT-AV1(1pass variable bitrate) processing started...
starting 2023-06-30@19_06_57_5710_01_video@19:07:00.364 - G:\Output\Drone_rocky.mp4
"F:\Hybrid\64bit\SvtAv1EncApp.exe" --input stdin --width 3840 --height 2160 --fps-num 24000 --fps-denom 1001 --input-depth 10 --profile 0 --tile-rows 0 --tile-columns 0 --pass 1 --rc 1 --tbr 2500 --min-qp 0 --aq-mode 1 --stats "J:\tmp\Drone_rocky_1.stats" --preset 3 --tune 0 --scm 0 --matrix-coefficients 1 --color-range 0 --output "J:\tmp\2023-06-30@19_06_57_5710_01.av1"
Svt[info]: -------------------------------------------
Svt[info]: SVT [version]:    SVT-AV1 Encoder Lib v1.5.0
Svt[info]: SVT [build]  :    GCC 12.2.0     64 bit
Svt[info]: LIB Build date: Apr 28 2023 23:31:59
Svt[info]: -------------------------------------------
Svt[warn]: Instance 1: The adaptive quantization mode using segmentation is at a support level only to be available for demos, experimentation, and further development uses and should not be used for benchmarking until fully implemented.
Svt[info]: -------------------------------------------
Svt[info]: SVT [config]: preset                             : Pass 1
Svt[info]: -------------------------------------------
2023-06-30@19_06_57_5710_01_video finished after 00:00:04.122
finished...

SVT-AV1(1pass variable bitrate) processing started...
starting 2023-06-30@19_06_57_5710_03_video@19:07:04.533 - G:\Output\Drone_rocky.mp4
"F:\Hybrid\64bit\SvtAv1EncApp.exe" --input stdin --width 3840 --height 2160 --fps-num 24000 --fps-denom 1001 --input-depth 10 --profile 0 --tile-rows 0 --tile-columns 0 --pass 2 --rc 1 --tbr 2500 --min-qp 0 --aq-mode 1 --stats "J:\tmp\Drone_rocky_1.stats" --preset 3 --tune 0 --scm 0 --matrix-coefficients 1 --color-range 0 --output "J:\tmp\2023-06-30@19_06_57_5710_03.av1"
Svt[info]: -------------------------------------------
Svt[info]: SVT [version]:    SVT-AV1 Encoder Lib v1.5.0
Svt[info]: SVT [build]  :    GCC 12.2.0     64 bit
Svt[info]: LIB Build date: Apr 28 2023 23:31:59
Svt[info]: -------------------------------------------
Svt[warn]: Instance 1: The adaptive quantization mode using segmentation is at a support level only to be available for demos, experimentation, and further development uses and should not be used for benchmarking until fully implemented.
Svt[info]: -------------------------------------------
Svt[info]: SVT [config]: preset                             : Pass 2
Svt[info]: -------------------------------------------
2023-06-30@19_06_57_5710_03_video finished after 00:00:09.657
finished...

Yes, it's still fast, but 2nd pass takes two times more time than 1st pass.

Funny thing is 'preset' does not really seem to impact the speed at all:

SVT-AV1(1pass variable bitrate) processing started...
starting 2023-06-30@19_11_36_7110_01_video@19:11:45.012 - G:\Output\Drone_rocky.mp4
"F:\Hybrid\64bit\SvtAv1EncApp.exe" --input stdin --width 3840 --height 2160 --fps-num 24000 --fps-denom 1001 --input-depth 10 --profile 0 --tile-rows 0 --tile-columns 0 --pass 1 --rc 1 --tbr 2500 --min-qp 0 --aq-mode 1 --stats "J:\tmp\Drone_rocky_1.stats" --preset -1 --tune 0 --scm 0 --matrix-coefficients 1 --color-range 0 --output "J:\tmp\2023-06-30@19_11_36_7110_01.av1"
Svt[info]: -------------------------------------------
Svt[info]: SVT [version]:    SVT-AV1 Encoder Lib v1.5.0
Svt[info]: SVT [build]  :    GCC 12.2.0     64 bit
Svt[info]: LIB Build date: Apr 28 2023 23:31:59
Svt[info]: -------------------------------------------
Svt[warn]: Instance 1: The adaptive quantization mode using segmentation is at a support level only to be available for demos, experimentation, and further development uses and should not be used for benchmarking until fully implemented.
Svt[info]: -------------------------------------------
Svt[info]: SVT [config]: preset                             : Pass 1
Svt[info]: -------------------------------------------
2023-06-30@19_11_36_7110_01_video finished after 00:00:04.380
finished...

SVT-AV1(1pass variable bitrate) processing started...
starting 2023-06-30@19_11_36_7110_03_video@19:11:49.440 - G:\Output\Drone_rocky.mp4
"F:\Hybrid\64bit\SvtAv1EncApp.exe" --input stdin --width 3840 --height 2160 --fps-num 24000 --fps-denom 1001 --input-depth 10 --profile 0 --tile-rows 0 --tile-columns 0 --pass 2 --rc 1 --tbr 2500 --min-qp 0 --aq-mode 1 --stats "J:\tmp\Drone_rocky_1.stats" --preset -1 --tune 0 --scm 0 --matrix-coefficients 1 --color-range 0 --output "J:\tmp\2023-06-30@19_11_36_7110_03.av1"
Svt[info]: -------------------------------------------
Svt[info]: SVT [version]:    SVT-AV1 Encoder Lib v1.5.0
Svt[info]: SVT [build]  :    GCC 12.2.0     64 bit
Svt[info]: LIB Build date: Apr 28 2023 23:31:59
Svt[info]: -------------------------------------------
Svt[warn]: Instance 1: The adaptive quantization mode using segmentation is at a support level only to be available for demos, experimentation, and further development uses and should not be used for benchmarking until fully implemented.
Svt[info]: -------------------------------------------
Svt[info]: SVT [config]: preset                             : Pass 2
Svt[info]: -------------------------------------------
2023-06-30@19_11_36_7110_03_video finished after 00:00:08.505
finished...

Cu Selur

Ps.: but I can't find a fault in Hybrid regarding the speed,...