Commands tagged ffmpeg (83)

  • Get video information with ffmpeg

    Fix for PHP Shell Exec: ffmpeg -i input.mp4 -f null /dev/null 2>&1 shell_exec("ffmpeg -i input.mp4 -f null /dev/null 2>&1"); Show Sample Output


    0
    ffmpeg -i input.mp4 -f null /dev/null
    Dipo · 2018-11-06 13:44:46 445
  • Convert ogg to mp3

    Converts all ogg files to mp3 files in the current directory.


    -1
    for x in *.ogg; do ffmpeg -i "$x" "`basename "$x" .ogg`.mp3"; done
    Superhuman · 2009-09-04 20:23:09 7
  • Get video information with ffmpeg

    mp4box is great when working with mp4s


    -1
    mp4box -info video.mp4
    alienresident · 2013-01-18 14:43:29 5
  • Rotate a video file by 90 degrees CW

    Transpose parameter: 0 = 90CounterCLockwise and Vertical Flip (default) 1 = 90Clockwise 2 = 90CounterClockwise 3 = 90Clockwise and Vertical Flip


    -1
    ffmpeg -i in.mov -vf "transpose=1" out.mov
    malathion · 2019-09-02 04:54:31 294
  • Download screenshot or frame from YouTube video at certain timestamp

    Downloads the frame of given YouTube video at 8 minutes 14 seconds. Requested format is "299", which 1080p only video.


    -1
    ffmpeg -ss 8:14 -i $(youtube-dl -f 299 --get-url URL) -vframes 1 -q:v 2 out.jpg
    bugmenot · 2021-07-06 10:59:49 195
  • Generate a GIF image from video file

    The 30 means start extracting frames from 30 seconds into the video. The 3 means extract the next 3 seconds from that point. The fps can be adjusted based on your preferences. The 320 is the width of the gif, the height will be calculated automatically. input.mp4 is the video file, which can be any video file ffmpeg supports. The output.gif is the gif created.


    -1
    ffmpeg -ss 30 -t 3 -i input.mp4 -vf "fps=10,scale=320:-1:flags=lanczos,split[s0][s1];[s0]palettegen[p];[s1][p]paletteuse" -loop 0 output.gif
    keyboardsage · 2024-03-19 00:34:23 48
  • Press enter and take a WebCam picture.

    Take a picture from your webcam and save it to a jpeg. A very slightly modified version of MarxBro's command.


    -3
    -y -r 1 -t 3 -f video4linux2 -vframes 1 -s sxga -i /dev/video0 ~/webcam-$(date +%m_%d_%Y_%H_%M).jpeg
    navyjeff · 2013-02-27 05:32:03 4
  • Convert a bunch of oggs into mp3s


    -5
    for x in *.ogg; do ffmpeg -i "$x" "`basename "$x" .ogg`.mp3"
    iain · 2009-03-23 10:19:12 5
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