ffmpeg scale_vaapi
Source is a sequence of JPG images (3200x2400), the output is H264 video. I am attaching 3 input frames, and the resultant video file. time ~/bin/ffmpeg -v 9 - ... ,Summary of the bug: My server freezes when scaling to 4k, 2k runs through without problems. How to reproduce: ffmpeg -loglevel info -hwaccel vaapi ... ,2 天前 — （FFmpeg）VP9 Vaapi从给定的官方ffmpeg示例编码到.mp4或.webm容器. ... [n1]format=nv12|vaapi,hwupload,scale_vaapi=848:480[v1]; ,2020年10月2日 — （FFmpeg）VP9 Vaapi从给定的官方ffmpeg示例编码到.mp4或.webm容器. ... [n1]format=nv12|vaapi,hwupload,scale_vaapi=848:480[v1]; ,2020年6月7日 — Filters which can operate upon frames on the GPU will have names that identify them as such e.g. scale_vaapi overlay_qsv or yadif_cuda . ,... -hwaccel_output_format vaapi -i input.mp4 -vf 'format=nv12|vaapi,hwupload,scale_vaapi=w=1280:h=720:format=yuv420p,hwdownload' -c:v libx264 ... output. ,2018年4月11日 — The scale_vaapi and deinterlace_vaapi filters act on vaapi format frames to scale and deinterlace them respecitvely. There are also some ... ,2014年10月2日 — Building a VAAPI-enabled FFmpeg with support for VP8/9 decode and ... 7500k -vf 'format=nv12,hwupload,scale_vaapi=w=1920:h=1080' -c:a ... ,hwaccel vaapi: This instructs ffmpeg to use VAAPI based hardware accelerated decode (for ... vf 'format=nv12,hwupload,scale_vaapi=w=1920:h=1080'. ,2017年1月31日 — This patch was sufficient for my particular use-case `scale_vaapi=-2:min(ih-,720)`, but perhaps it makes sense to add support for the remaining ...
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 ffmpeg scale_vaapi 相關參考資料
#5685 (scale_vaapi does not scale full image, but crops to ...
Source is a sequence of JPG images (3200x2400), the output is H264 video. I am attaching 3 input frames, and the resultant video file. time ~/bin/ffmpeg -v 9 - ... https://trac.ffmpeg.org #7645 (Crash when scale_vaapi to 4k) – FFmpeg
Summary of the bug: My server freezes when scaling to 4k, 2k runs through without problems. How to reproduce: ffmpeg -loglevel info -hwaccel vaapi ... https://trac.ffmpeg.org ffmpeg-（FFmpeg）VP9 Vaapi从给定的官方 ... - PROSAGA
2 天前 — （FFmpeg）VP9 Vaapi从给定的官方ffmpeg示例编码到.mp4或.webm容器. ... [n1]format=nv12|vaapi,hwupload,scale_vaapi=848:480[v1]; https://www.xmanong.com ffmpeg-（FFmpeg）VP9 Vaapi从给定的官方ffmpeg ... - 行业智能
2020年10月2日 — （FFmpeg）VP9 Vaapi从给定的官方ffmpeg示例编码到.mp4或.webm容器. ... [n1]format=nv12|vaapi,hwupload,scale_vaapi=848:480[v1]; https://xmanong.com FFMPEG: how to determine which filters are supported by ...
2020年6月7日 — Filters which can operate upon frames on the GPU will have names that identify them as such e.g. scale_vaapi overlay_qsv or yadif_cuda . https://stackoverflow.com Hardwarevaapi - Libav
... -hwaccel_output_format vaapi -i input.mp4 -vf 'format=nv12|vaapi,hwupload,scale_vaapi=w=1280:h=720:format=yuv420p,hwdownload' -c:v libx264 ... output. https://wiki.libav.org HardwareVAAPI – FFmpeg
2018年4月11日 — The scale_vaapi and deinterlace_vaapi filters act on vaapi format frames to scale and deinterlace them respecitvely. There are also some ... https://trac.ffmpeg.org How do you get FFMPEG to encode with vaapi? - Stack Overflow
2014年10月2日 — Building a VAAPI-enabled FFmpeg with support for VP8/9 decode and ... 7500k -vf 'format=nv12,hwupload,scale_vaapi=w=1920:h=1080' -c:a ... https://stackoverflow.com This gist contains instructions on setting up FFmpeg and Libav ...
hwaccel vaapi: This instructs ffmpeg to use VAAPI based hardware accelerated decode (for ... vf 'format=nv12,hwupload,scale_vaapi=w=1920:h=1080'. https://gist.github.com [FFmpeg-devel] avfilterscale_vaapi: add support for basic ...
2017年1月31日 — This patch was sufficient for my particular use-case `scale_vaapi=-2:min(ih-,720)`, but perhaps it makes sense to add support for the remaining ... https://patchwork.ffmpeg.org |