VSPipe¶
Synopsis¶
vspipe <script> <outfile> [options]
vspipe’s main purpose is to evaluate VapourSynth scripts and output the frames to a file.
If outfile is a hyphen (-
), vspipe will write to the standard output.
If outfile is a dot (.
), vspipe will do everything as usual, except it
will not write the video frames anywhere.
Options¶
-a, --arg key=value
- Argument to pass to the script environment
-s, --start N
- Set output frame range (first frame)
-e, --end N
- Set output frame range (last frame)
-o, --outputindex N
- Select output index
-r, --requests N
- Set number of concurrent frame requests
-y, --y4m
- Add YUV4MPEG headers to output
-t, --timecodes FILE
- Write timecodes v2 file
-p, --progress
- Print progress to stderr
-i, --info
- Show video info and exit
-v, --version
- Show version info and exit
Examples¶
- Show script info:
vspipe --info script.vpy -
- Write to stdout:
vspipe [options] script.vpy -
- Request all frames but don’t output them:
vspipe [options] script.vpy .
- Write frames 5-100 to file:
vspipe --start 5 --end 100 script.vpy output.raw
- Pass values to a script:
vspipe --arg deinterlace=yes --arg "message=fluffy kittens" script.vpy output.raw
- Pipe to x264 and write timecodes file:
vspipe script.vpy - --y4m --timecodes timecodes.txt | x264 --demuxer y4m -o script.mkv -