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update recipe list (#443)

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Reto Kromer 2020-09-28 08:07:11 +02:00 committed by GitHub
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1 changed files with 3 additions and 22 deletions
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recipes.txt
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@ -108,7 +108,7 @@ ffmpeg -i input_file -ss 00:00:20 -vframes 1 thumb.png
ffmpeg -i input_file -vf fps=1/60 out%d.png
# Create GIF from still images
ffmpeg -f image2 -framerate 9 -pattern_type glob -i "input_image_*.jpg" -vf scale=250x250 output_file.gif
# Create GIF from a video
# Create GIF from a video
ffmpeg -ss HH:MM:SS -i input_file -filter_complex "fps=10,scale=500:-1:flags=lanczos,palettegen" -t 3 palette.png
ffmpeg -ss HH:MM:SS -i input_file -i palette.png -filter_complex "[0:v]fps=10, scale=500:-1:flags=lanczos[v], [v][1:v]paletteuse" -t 3 -loop 6 output_file
# Transcode an image sequence into uncompressed 10-bit video
@ -161,7 +161,7 @@ ffmpeg -f lavfi -i smptebars=size=720x576:rate=25 -c:v prores -t 10 output_file
ffmpeg -f lavfi -i testsrc=size=720x576:rate=25 -c:v v210 -t 10 output_file
# Play HD SMPTE bars
ffplay -f lavfi -i smptehdbars=size=1920x1080
# Play VGA SMPTE bars
# Play VGA SMPTE bars
ffplay -f lavfi -i smptebars=size=640x480
# Generate a sine wave test audio file
ffmpeg -f lavfi -i "sine=frequency=1000:sample_rate=48000:duration=5" -c:a pcm_s16le output_file.wav
@ -181,7 +181,7 @@ ffmpeg -i input_one -i input_two -filter_complex signature=detectmode=full:nb_in
ffmpeg -i input -vf signature=format=xml:filename="output.xml" -an -f null -
# Play an image sequence
ffplay -framerate 5 input_file_%06d.ext
# Split audio and video tracks
# Split audio and video tracks
ffmpeg -i input_file -map 0:v:0 video_output_file -map 0:a:0 audio_output_file
# Merge audio and video tracks
ffmpeg -i video_file -i audio_file -map 0:v -map 1:a -c copy output_file
@ -195,22 +195,3 @@ ffmpeg -i input_file -filter:v drawbox=w=iw:h=7:y=ih-h:t=max output_file
ffmpeg -re -i ${INPUTFILE} -map 0 -flags +global_header -vf scale="1280:-1,format=yuv420p" -pix_fmt yuv420p -level 3.1 -vsync passthrough -crf 26 -g 50 -bufsize 3500k -maxrate 1800k -c:v libx264 -c:a aac -b:a 128000 -r:a 44100 -ac 2 -t ${STREAMDURATION} -f tee "[movflags=+faststart]${TARGETFILE}|[f=flv]${STREAMTARGET}"
# View FFmpeg subprogram information
ffmpeg -h type=name
# Rip a CD with CD Paranoia
cdparanoia -L -B -O [Drive Offset] [Starting Track Number]-[Ending Track Number] output_file.wav
# Rip a CD with Cdda2wav
cdda2wav -L0 -t all -cuefile -paranoia paraopts=retries=200,readahead=600,minoverlap=sectors-per-request-1 -verbose-level all output.wav
# Compare two images
compare -metric ae image1.ext image2.ext null:
# Create thumbnails of images
mogrify -resize 80x80 -format jpg -quality 75 -path thumbs *.jpg
# Creates grid of images from text file
montage @list.txt -tile 6x12 -geometry +0+0 output_grid.jpg
# Get file signature data
convert -verbose input_file.ext | grep -i signature
# Removes exif metadata
mogrify -path ./stripped/ -strip *.jpg
# Resizes image to specific pixel width
convert input_file.ext -resize 750 output_file.ext
# Transcoding to/from FLAC
flac --best --keep-foreign-metadata --preserve-modtime --verify input.wav
flac --decode --keep-foreign-metadata --preserve-modtime --verify input.flac