setpts pts-startpts
ffmpeg -i videohls-1935m-index.ts -y -filter_complex - [0:v]trim=0:10,setpts=PTS-STARTPTS[v0]; - [0:a]atrim=0:10,asetpts=PTS-STARTPTS[a0]; - [0:v]trim=30:90 ... ,2018年6月28日 — I'm aware that using ffmpeg I can do something like ffmpeg -i <video> -vf="setpts=PTS-STARTPTS" <output> to fix this kind of thing. However it's ... ,2020年8月4日 — ... -i video_bottom -filter_complex "[0:v]trim=start='00-:04-:17.8':end='00-:04-:32.8',setpts=PTS-STARTPTS, scale=-1:'ih-ih*.5':eval=frame[v0]; ... ,ffmpeg -i 2.mp4 -i 2.mp4 -filter_complex "[0:v]setpts=PTS-STARTPTS[v0];[1:v]setpts=PTS-STARTPTS+4/TB[v1];[v0][v1]blend=all_mode='overlay':all_opacity=0.7" ... ,2020年8月5日 — ffmpeg -i 1596618603934.webm -i 1596618618345.webm -filter_complex "nullsrc=size=1280x960[base]; [0:v]setpts=PTS-STARTPTS ... ,2020年11月22日 — ... so it is a good idea to pass all overlay inputs through a setpts=PTS-STARTPTS filter to have them begin in the same zero timestamp, such as ... ,ffmpeg -y - -i "Robotica_1080.mkv" - -filter_complex "[0:v]split=2[v1][v2]; - [v1]scale=640:360,setpts=PTS-STARTPTS[vout1]; - [v2]trim=10:15,scale=640:360 ... ,setpts, asetpts. Change the PTS (presentation timestamp) of the input frames. setpts works on video frames, asetpts on audio frames. ... setpts=PTS-STARTPTS. ,PTS stands for Presentation TimeStamps. See What is video timescale, timebase, or timestamp in ffmpeg? e.g. setpts=2*N+5/TB where N is frame index starting from 0, and TB is the timebase of the stream. Let's say it is 1/1000, so each PTS unit is 1 mil,[Solution found!] 使用适应的代码,它应该是ffmpeg -i 1.avi -i 2.avi -filter_complex "nullsrc=size=1856x578[base];[0:v] setpts=PTS-STARTPTS ...
相關軟體 FFmpeg 資訊 | |
---|---|
FFmpeg 是領先的多媒體框架,能夠解碼,編碼,轉碼,多路復用,解復用,流,過濾器,並發揮人類和機器創造的任何東西。它支持最尖端的古代格式。無論是由某個標準委員會,社區或企業設計的.8997423 選擇版本:FFmpeg 3.4.1(32 位)FFmpeg 3.4.1(64 位) FFmpeg 軟體介紹
setpts pts-startpts 相關參考資料
Avoid ffmpeg re encode using complex filter - Super User
ffmpeg -i videohls-1935m-index.ts -y -filter_complex - [0:v]trim=0:10,setpts=PTS-STARTPTS[v0]; - [0:a]atrim=0:10,asetpts=PTS-STARTPTS[a0]; - [0:v]trim=30:90 ... https://superuser.com Does PTS have to start at 0? - Stack Overflow
2018年6月28日 — I'm aware that using ffmpeg I can do something like ffmpeg -i <video> -vf="setpts=PTS-STARTPTS" <output> to fix this kind of thing. However it's ... https://stackoverflow.com ffmpeg delay video in overlay - Stack Overflow
2020年8月4日 — ... -i video_bottom -filter_complex "[0:v]trim=start='00-:04-:17.8':end='00-:04-:32.8',setpts=PTS-STARTPTS, scale=-1:'ih-ih*.5':eval=frame[v0]; ... https://stackoverflow.com ffmpeg delay · GitHub
ffmpeg -i 2.mp4 -i 2.mp4 -filter_complex "[0:v]setpts=PTS-STARTPTS[v0];[1:v]setpts=PTS-STARTPTS+4/TB[v1];[v0][v1]blend=all_mode='overlay':all_opacity=0.7" ... https://gist.github.com ffmpeg mixing webm “Filter overlay has an unconnected output”
2020年8月5日 — ffmpeg -i 1596618603934.webm -i 1596618618345.webm -filter_complex "nullsrc=size=1280x960[base]; [0:v]setpts=PTS-STARTPTS ... https://stackoverflow.com FilteringGuide – FFmpeg
2020年11月22日 — ... so it is a good idea to pass all overlay inputs through a setpts=PTS-STARTPTS filter to have them begin in the same zero timestamp, such as ... https://trac.ffmpeg.org Manipulating one video into multi outputs with FFmpeg results ...
ffmpeg -y - -i "Robotica_1080.mkv" - -filter_complex "[0:v]split=2[v1][v2]; - [v1]scale=640:360,setpts=PTS-STARTPTS[vout1]; - [v2]trim=10:15,scale=640:360 ... https://stackoverflow.com setpts, asetpts - FFMPEG
setpts, asetpts. Change the PTS (presentation timestamp) of the input frames. setpts works on video frames, asetpts on audio frames. ... setpts=PTS-STARTPTS. http://underpop.online.fr What does ffmpeg's "setpts" filter do exactly? - Stack Overflow
PTS stands for Presentation TimeStamps. See What is video timescale, timebase, or timestamp in ffmpeg? e.g. setpts=2*N+5/TB where N is frame index starting from 0, and TB is the timebase of the stream... https://stackoverflow.com 使用ffmpeg将两个视频添加到画布 - QA Stack
[Solution found!] 使用适应的代码,它应该是ffmpeg -i 1.avi -i 2.avi -filter_complex "nullsrc=size=1856x578[base];[0:v] setpts=PTS-STARTPTS ... https://qastack.cn |