av_dump_format(pFormatCtx, 0, out_file, 1);
av_dump_format() is a manual debugging function that allows us to see what is in pFormatCtx->streams.
av_dump_format(pFormatCtx, 0, out_file, 1);
av_dump_format() is a manual debugging function that allows us to see what is in pFormatCtx->streams.