[alsa-devel] question application playback

[Irfan shaikh]

Hi,

        ALSA can play only raw PCM data. It is not possible to play mp3 
file directly.
Use a decoder interface to decode the mp3 file and the send to ALSA.

Regards
Irfan

On 01/03/2012 05:53 PM, Ricardo Barbosa wrote:
> Hi all.
>
>
> I am new to development using the alsa API and follow the link code http://equalarea.com/paul/alsa-audio.html
>
> insert the following code.
>
>   FILE *fp;
>   fp = fopen("file.mp3", "r");
>   fclose(fp);
>
> and changed variable buf by the variable fp, but by running the file file.mp3 he does not play according to the way it interferes with the function snd_pcm_writei ? someone could help me in developing this playback, I thank
>
> Regards.
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