http://ez.analog.com/community/blackfin-processors?view=discussions Most recent forum messages en Thu, 18 Jun 2009 18:00:29 GMT Clearspace 2.5.7 (http://jivesoftware.com/products/clearspace/) 2009-06-18T18:00:29Z en http://ez.analog.com/message/2066?tstart=0#2066 <!-- [DocumentBodyStart:19e17333-9347-40eb-9067-413b6bc8b420] --><div class='jive-rendered-content'><p>Hi Martin,</p><p style="min-height: 8pt; height: 8pt; padding: 0px;">&nbsp;</p><p>Yes, based on your description you would need a sample rate conversion.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;">&nbsp;</p><p>ADI does provide a SRC code. Check out the following link for all the optimized algorithms for Blackfin:</p><p style="min-height: 8pt; height: 8pt; padding: 0px;">&nbsp;</p><p><a class="jive-link-external-small" href="http://www.analog.com/en/embedded-processing-dsp/blackfin/content/blackfin_software_modules/fca.html">http://www.analog.com/en/embedded-processing-dsp/blackfin/content/blackfin_software_modules/fca.html</a></p><p style="min-height: 8pt; height: 8pt; padding: 0px;">&nbsp;</p><p>The SRC is the very first example. The MIPS information is included in the documentation for the software code.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;">&nbsp;</p><p>Hope this helps.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;">&nbsp;</p><p>Thanks,</p><p style="min-height: 8pt; height: 8pt; padding: 0px;">&nbsp;</p><p>Kaushal</p></div><!-- [DocumentBodyEnd:19e17333-9347-40eb-9067-413b6bc8b420] --> Thu, 18 Jun 2009 18:00:29 GMT analog@sgaur.hosted.jivesoftware.com http://ez.analog.com/message/2066?tstart=0#2066 2009-06-18T18:00:29Z 5 months, 5 days ago http://ez.analog.com/message/2033?tstart=0#2033 <!-- [DocumentBodyStart:2dbc9570-4f05-46c0-b868-0016bb3b0601] --><div class='jive-rendered-content'><p>I'm intending to use the BF_MP3_DECODER core to decode 10 MP3 channels simultanously on a BF537@533MHz.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;">&nbsp;</p><p>The Audio Sink is 32kHz Sampling Rate, Mono. Do I need a dedicated Sample Rate Conversion when using MP3s encoded with e.g. 44.1kHz oder 48kHz? How would you estimate the additional processor load for this?</p><p style="min-height: 8pt; height: 8pt; padding: 0px;">&nbsp;</p><p>Regards...</p></div><!-- [DocumentBodyEnd:2dbc9570-4f05-46c0-b868-0016bb3b0601] --> Thu, 18 Jun 2009 14:56:31 GMT analog@sgaur.hosted.jivesoftware.com http://ez.analog.com/message/2033?tstart=0#2033 2009-06-18T14:56:31Z 5 months, 5 days ago 1