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</o:shapelayout></xml><![endif]--></head><body lang=FR link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span lang=EN-US>Hello Mike, <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Many thanks for your answer.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>It works perfect with a = dec2hex (mget (1, ‘l’, fd)).<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>I only need to read one float each time.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Thank you again<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Loic<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Subject: Re: reading file in hexadecimal <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>From: "Mike Page" ####@####.#### <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Date: 8 Feb 2011 10:54:36 +0100 <o:p></o:p></span></p><p class=MsoNormal>Message-Id: <LKECIGCCKNOMMCKAGNOAAEMDDDAA.Mike@Page-One.Waitrose.com> <o:p></o:p></p><p class=MsoNormal>Hi Loic,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span lang=EN-US>Not sure what you want exactly, but the file looks like a set of floats<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>(4-byte IEEE 754 floating point values). You can read these using:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>a = mget (n, 'f', fd)<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>where n is the number you want to read and fd is the file descriptor (you<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>get that using fd=mopen("F1_31.dat",'rb').<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>If you really want the values in hex, then it depends on how many bytes per<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>hex value. If there are 4 bytes each, then you can use something like:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>a = dec2hex (mget (n, 'l', fd))<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Hope that helps.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Mike.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US> -----Original Message-----<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> From: Lo</span><span style='font-family:"Tahoma","sans-serif"'>�</span><span lang=EN-US>c GIROD ####@####.####<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> Sent: 08 February 2011 09:13<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> To: ####@####.####<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US> Subject: [scilab-Users] reading file in hexadecimal<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US> Hello,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US> Beginner under scilab, I</span><span style='font-family:"Tahoma","sans-serif"'>�</span><span lang=EN-US>m trying to make a script to read a file and make<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>some calculations on the data.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US> I would like to read the file attached (F1_31) as an hexa format.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US> For the moment, I use notepad++ to convert the file in hexadecimal and I<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>can read it in scilab using mopen/mfscanf.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US> I would like to be able to read the file directly under scilab, without<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>using another software.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US> Is it possible ?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US> If yes, could you please explain me the procedure ?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US> Best regards<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US> Lo</span><span style='font-family:"Tahoma","sans-serif"'>ic</span><span lang=EN-US><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='mso-fareast-language:FR'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='mso-fareast-language:FR'><o:p> </o:p></span></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>