Oct 6, 2019 · The setpts filter evaluates the expression and assigns the value as the timestamp for the current frame it is processing.
Mar 14, 2018 · PTS is presentation timestamp, the time at which the frame ought to be presented ie shown. If you divide each frame's timestamp by 2 (0 -> 0, 0.5 -> 0.25, 1 -> ...
Filtering in FFmpeg is enabled through the libavfilter library. In libavfilter, a filter can have multiple inputs and multiple outputs.
Apr 24, 2021 · Remove video segments (without audio) · setpts : change the PTS (presentation timestamp) of the frame filter. · = : option for the setpts filter.
Mar 8, 2019 · The setpts=PTS-STARTPTS is needed to shift the output PTS. Otherwise, the video would still be out of sync compared to the reference. Or, the ...
Dec 29, 2023 · Be aware that frames are taken from each input video in timestamp order, so it is a good idea to pass all overlay inputs through a setpts=PTS- ...
Apr 19, 2024 · I have a folder with 300 jpg image frames. The first 100 files are one size, the second are another size, and the third are another size.
This is my ffmpeg command: ffmpeg -i dozentKurz.flv -i vgaKurz.flv -filter_complex "[0:v]setpts=PTS-STARTPTS, pad=iw*2:ih[bg];[1:v]setpts=PTS-STARTPTS[fg]; ...
Duration: 4:12
Posted: Aug 1, 2019
Posted: Aug 1, 2019
Missing: startpts | Show results with:startpts
May 21, 2023 · I have an ffmpeg command that changes the PTS of several segments of a video file. the problem is that all the segments are being re encoded (instead of COPY).