man swfextract (1): a tool for extracting data out of swf files.

Synopsis

swfextract [options] [file.swf]

swfextracts allows one to extract swf movieclips and objects out of swf files.

SWF files are animation files which can be displayed in Web Browsers using the Flash Plugin.

-h, --help: Print short help message and exit
-o, --output filename: Write output to file filename
-V, --version: Print version info and exit
-i, --id ids: ids is a range of IDs to extract. E.g. 1-10,14
-j, --jpegs ids: ids is a range of JPEG IDs to extract. E.g. 1-2,3,14-
-p, --pngs ids: ids is a range of PNG IDs to extract. E.g. -10,20-30
-f, --frame frames: frames is a range of frames to extract. E.g. 1-10,20-30,40-
-n, --name name: Set the name of the object to extract to name.
-w, --hollow: Copy empty frames to the output file, too.
-P, --placeobject: Copy original placeobject tag for the given object into the output file (Use with -i). This means that the object is at the same position in the generated movie as in the original movie.
-j, --jpegs range: Extract jpeg pictures in range
-p, --pngs range: Extract png pictures in range
-m, --mp3: Extract main mp3 stream (There may be substreams in the Movieclips, as well. To extract these, first extract the Movieclips with -i and then use -m)