ffmpeg frame rate
跳到 Video rate - Specify the frame rate of a video, expressed as the number of frames generated per second. It has to be a string in the format frame_rate_num / frame_rate_den , an integer number, a float number or a valid video frame rate abbreviation. T, You can avoid dropped frames by specifying a higher output frame rate than the input. For example, to go from an input of 4 FPS to one that is sped up to 4x that (16 FPS): ffmpeg -i input.mkv -r 16 -filter:v "setpts=0.25*PTS" output.mkv. To slo
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 ffmpeg frame rate 相關參考資料
#403 (-r to specify input frame rate does not work) – FFmpeg
0 / 53. 3. 0 libavfilter 2. 31. 1 / 2. 31. 1 libswscale 2. 0. 0 / 2. 0. 0 libpostproc 51. 2. 0 / 51. 2. 0. Option framerate not found. The framerate is put in format_opts dict in opt_input_file, but n... https://trac.ffmpeg.org FFmpeg Utilities Documentation
跳到 Video rate - Specify the frame rate of a video, expressed as the number of frames generated per second. It has to be a string in the format frame_rate_num / frame_rate_den , an integer number, a f... https://ffmpeg.org How to speed up slow down a video – FFmpeg
You can avoid dropped frames by specifying a higher output frame rate than the input. For example, to go from an input of 4 FPS to one that is sped up to 4x that (16 FPS): ffmpeg -i input.mkv -r 16 -... https://trac.ffmpeg.org Slideshow – FFmpeg
跳到 Frame rates - Set input frame rate with the -framerate input option (before -i). The default for reading inputs is -framerate 25 which will be set if no -framerate is specified. The output frame r... https://trac.ffmpeg.org |