On Tue, Mar 9, 2021 at 4:52 AM Peter White <peter.wh...@posteo.net> wrote:
> Just an aside, you need to specifiy the -sws_flags like this: > -sws_flags bilinear+print_info Thanks Peter, unfortunately it does not seem to improve the yuv conversion speed, still at about 0.6x. Some output below: - snip - [graph 0 input from stream 0:1 @ 0x44c7480] w:4096 h:2160 pixfmt:gbrp10le tb:1/1000000 fr:25000/1000 sar:0/1 [auto_scaler_0 @ 0x4508600] w:iw h:ih flags:'bicubic' interl:0 [format @ 0x44d9bc0] auto-inserting filter 'auto_scaler_0' between the filter 'Parsed_null_0' and the filter 'format' SwScaler: reducing / aligning filtersize 1 -> 4 Last message repeated 1 times SwScaler: reducing / aligning filtersize 1 -> 1 Last message repeated 1 times [swscaler @ 0x450a040] bilinear scaler, from gbrp10le to yuv444p16le using MMXEXT [swscaler @ 0x450a040] 4096x2160 -> 4096x2160 [auto_scaler_0 @ 0x4508600] w:4096 h:2160 fmt:gbrp10le sar:0/1 -> w:4096 h:2160 fmt:yuv444p16le sar:0/1 flags:0x4 [hevc_nvenc @ 0x44dd4c0] Loaded Nvenc version 11.0 - snip - _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".