ffmpeg.cheat

% ffmpeg, video

# Get Video Info
ffmpeg -i <video_file> -hide_banner

# Extract Images from a Video into separate image files named image1.jpg, image2.jpg, and so on.
ffmpeg -i <video_file> <cideo_file>_%d.jpg

# Convert Images into Video - which will take all the images in the current folder (like "image1.jpg", "image2.jpg", etc.) 
ffmpeg -f image2 -i image%d.jpg imagestovideo.mpg

# Convert a Video to MP3 Format 
ffmpeg -i <video_file> -vn -ar 44100 -ac 2 -ab 192 -f mp3 <video_file>.mp3

# Convert Video to an animated, uncompressed gif file
ffmpeg -i <video_file> <video_file>.gif

# To convert a .avi file to an mpeg for dvd players
ffmpeg -i <video_file>.avi -target pal-dvd -ps 2000000000 -aspect 16:9 <video_file>.mpeg

# Extract audio or sound from a video file, and save it as MP3 file, use the following command:
ffmpeg -i >video_file> -vn -ar 44100 -ac 2 -ab 192 -f mp3 <video_file>.mp3

# Combine an audio file and a video file into a single multimedia file
ffmpeg -i <audio_file> -i <video_file> <video_file>_w_audio.mpg

# Increase video playback speed, run the following command with the -vf option, which sets the video filters that help to adjust the playback speed.
ffmpeg -i <video_file> -vf "setpts=0.5*PTS" fast_<video_file>

# Decrease video playback speed, run the following command with the -vf option, which sets the video filters that help to adjust the playback speed.
ffmpeg -i <video_file> -vf "setpts=4.0*PTS" slow_<video_file> hide_banner

# Add subtitle to a video file
ffmpeg -i <video_file> -i <subtitle_file> -map 0 -map 1 -c copy -c:v libx264 -crf 23 -preset veryfast out_<video_file>

# Add a cover poster or image to an audio file
ffmpeg -loop 1 -i <image_file> -i <audio_file> -c:v libx264 -c:a aac