Hi there, the platform is a microcontroller with dedicated DSP functionality and RISC load/store instruction capability. It supports IEEE-754 floating point data types. What's MAD all about? Where can I find it?
cheers Robert -------- Original-Nachricht -------- Datum: Sat, 9 Dec 2006 13:40:09 +0530 Von: "tech list" <[EMAIL PROTECTED]> An: "MP3 encoders development list" <mp3encoder@minnie.tuhs.org> Betreff: Re: [mp3encoder] Mp3 Encoder/Decoder MC application > MAD can be another option, but I am not sure how suitable it is for you. > You have not mentioned what kind of platform you wish to port it to. If > you really meant "microcontroller" and not DSP/RISC processor, then you > are going to get real bad performance. Is your processor fixed point? You > would then need to convert all the float code, unless you get some fixed > point version. If you dont mind changing codecs, you can have a look at > FAAC and FAAD, which is for AAC encoding/decoding. > > > > On 10/25/06, Robert Leiking <[EMAIL PROTECTED]> wrote: > > > > > > Hello there! > > > > I am an engineering student, and I've just started my final year > project. > > My project is related to Mp3 Encoding and Decoding, > > so hopefully someone within this mailinglist can help me: > > > > I want to do some DSP performance tests of a specific microcontroller, > > and I've chosen Mp3 Encoding/Decoding as an Example application. > > At the start of the project I want to compile an open source Encoding an > > Decoding Program into the controller without using any Operating System. > > This application should be able to convert raw audio format streams > > into the MP3 audio compression format and vice versa. > > After the performance measurement, I am going to optimise the code with > > predefined DSP library routines or hand- optimse it on Assembler level > to > > see the difference in performance behaviour. > > So right now I am looking for useful and simple C code which requires > the > > least effort and minimum edits to compile it into the restricted > environment > > of a microcontroller. > > > > My first idea was to use LAME, since it's well maintained and tested. > > but it seems to me that the Lame project has huge dimensions and is more > > focussed on PCs with common Operating Systems. I am afraid that LAME > offers > > lots of features which I cannot use or which are needless for my aim. As > I > > already mentioned, it's just an example application for the main task of > > checking DSP behaviour of the specific chip. > > So, should I look for something else than LAME? > > > > > > I would appreciate any kind of suggestions! > > > > Thanks! > > Robert Leiking > > > > > > > > > > > > -- > > GMX DSL-Flatrate 0,- Euro* - Überall, wo DSL verfügbar ist! > > NEU: Jetzt bis zu 16.000 kBit/s! http://www.gmx.net/de/go/dsl > > _______________________________________________ > > mp3encoder mailing list > > mp3encoder@minnie.tuhs.org > > https://minnie.tuhs.org/mailman/listinfo/mp3encoder > > > _______________________________________________ > mp3encoder mailing list > mp3encoder@minnie.tuhs.org > https://minnie.tuhs.org/mailman/listinfo/mp3encoder -- Der GMX SmartSurfer hilft bis zu 70% Ihrer Onlinekosten zu sparen! Ideal für Modem und ISDN: http://www.gmx.net/de/go/smartsurfer _______________________________________________ mp3encoder mailing list mp3encoder@minnie.tuhs.org https://minnie.tuhs.org/mailman/listinfo/mp3encoder
