On Mon, Nov 7, 2011 at 10:45 AM, <drea...@email.it> wrote: > If you have a movie file and you need to extract frame (packet) from it, > it's simply a matter of writing: > > //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// > avformat_open_input(AVFormatContext **ps, const char *filename, > AVInputFormat *fmt, AVDictionary **options); > > ... > > AVPacket packet; > av_read_frame(formatContext, &packet); > //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// > > But what if I don't have the movie file but only unparsed, raw packet data? > These raw packet data are the same as the raw data contained into the movie > file but I don't access them throughtavformat_open_input and therefore I > can't use av_read_frame so FFmpeg doesn't parse them. > > How can I parse this raw data in order to build the corresponding AVPacket? > > I need to obtain an AVPacket identical to the ones provided by > av_read_frame.
Have you looked into using custom IO calls like here: http://cdry.wordpress.com/2009/09/09/using-custom-io-callbacks-with-ffmpeg/ _______________________________________________ Libav-user mailing list Libav-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/libav-user
