linuxaudio.org

On 02/26/2011 07:07 PM, David Robillard wrote:

quoted text
> On Sat, 2011-02-26 at 17:33 +0100, Olivier Guilyardi wrote:

> [...]

>> This RDF turtle format is surely a beautiful thing when you write or read it,

>> but it requires such a parsing machinery...

>

> The serd reader is about 1300 lines of C with no dependencies.

Sounds good.
>> What about an alternative format intended for lightweight packaging and parsing?

quoted text
>> It would take the turtle metadata and convert it into a text file which could be

>> parsed with about 100 lines of C. It may not work for all plugins, but maybe for

>> the vast majority of them?

>

> If you want a /really/ simple to parse RDF text format, it's ntriples.

> The actual data itself would become significantly larger than the space

> you save in the parsing code. I doubt this would be a net space savings,

> unless very few plugins are involved. You could gzip it or something,

> but then the plugin format is broken/wierd and you need even more

> machinery...

>

> libserd.so is 34K on my 64-bit machine (compiled with -Os), and that

> includes an abbreviating serialiser. If you stripped it down to the

> reader it would be significantly smaller still (let's say halved).

I don't get it. Do you mean that libserd is the only thing that I would need in

the host?
>> At least I'm thinking about that kind of solution for packaging for Android.

quoted text
>> Some kind of pre-parsing/metadata-simplification at packaging stage to avoid the

>> need for bundling a full-fledged parser.

>

> Is that "full-fledged" parser really too big? You can't spend ~20K in a

> program that's loading plugins and doing audio processing? Let's keep

> things in perspective here: this parser is about as large as a simple

> plugin or two, and certainly smaller than some. I don't think claiming

> this is an unacceptable implementation size for using those plugins is

> at all reasonable. The heavyweight parsing machinery problem is a thing

> of the past.

20K? Now we're talking :)
But I don't understand exactly what's required in the host and also during

packaging to achieve such a tiny requirement.
--

  Olivier
_______________________________________________

Linux-audio-dev mailing list

Linux-audio-dev@lists.linuxaudio.org

http://lists.linuxaudio.org/listinfo/linux-audio-dev