extract video frame using ffmpeg
ffmpeg -i "C:ApplicationsFFMPEGaa.mp4" "frames/out-%03d.jpg"extract video frame using ffmpeg
ffmpeg -i "C:ApplicationsFFMPEGaa.mp4" "frames/out-%03d.jpg"Using ffmpeg to split video files by size
#!/bin/bash
# Short script to split videos by filesize using ffmpeg by LukeLR
if [ $# -ne 3 ]; then
echo 'Illegal number of parameters. Needs 3 parameters:'
echo 'Usage:'
echo './split-video.sh FILE SIZELIMIT "FFMPEG_ARGS'
echo
echo 'Parameters:'
echo ' - FILE: Name of the video file to split'
echo ' - SIZELIMIT: Maximum file size of each part (in bytes)'
echo ' - FFMPEG_ARGS: Additional arguments to pass to each ffmpeg-call'
echo ' (video format and quality options etc.)'
exit 1
fi
FILE="$1"
SIZELIMIT="$2"
FFMPEG_ARGS="$3"
# Duration of the source video
DURATION=$(ffprobe -i "$FILE" -show_entries format=duration -v quiet -of default=noprint_wrappers=1:nokey=1|cut -d. -f1)
# Duration that has been encoded so far
CUR_DURATION=0
# Filename of the source video (without extension)
BASENAME="${FILE%.*}"
# Extension for the video parts
#EXTENSION="${FILE##*.}"
EXTENSION="mp4"
# Number of the current video part
i=1
# Filename of the next video part
NEXTFILENAME="$BASENAME-$i.$EXTENSION"
echo "Duration of source video: $DURATION"
# Until the duration of all partial videos has reached the duration of the source video
while [[ $CUR_DURATION -lt $DURATION ]]; do
# Encode next part
echo ffmpeg -i "$FILE" -ss "$CUR_DURATION" -fs "$SIZELIMIT" $FFMPEG_ARGS "$NEXTFILENAME"
ffmpeg -ss "$CUR_DURATION" -i "$FILE" -fs "$SIZELIMIT" $FFMPEG_ARGS "$NEXTFILENAME"
# Duration of the new part
NEW_DURATION=$(ffprobe -i "$NEXTFILENAME" -show_entries format=duration -v quiet -of default=noprint_wrappers=1:nokey=1|cut -d. -f1)
# Total duration encoded so far
CUR_DURATION=$((CUR_DURATION + NEW_DURATION))
i=$((i + 1))
echo "Duration of $NEXTFILENAME: $NEW_DURATION"
echo "Part No. $i starts at $CUR_DURATION"
NEXTFILENAME="$BASENAME-$i.$EXTENSION"
doneCopyright © 2021 Codeinu
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