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midibox_sd_card_sample_player

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midibox_sd_card_sample_player [2011/12/22 23:43] – leeby5midibox_sd_card_sample_player [2012/05/29 21:14] (current) – leeby5
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 ====== MIDIbox SD Card Polyphonic Sample Player ====== ====== MIDIbox SD Card Polyphonic Sample Player ======
-This is a brief description of a project in progress to play back samples in real time from an SD card to an I2S based DAC on the Midibox. It will play a number of samples simultaneously, mixing the output to the DAC, the number of samples depends upon the performance of the SD card.+This is a brief description of a project to play back samples in real time from an SD card to an I2S based DAC on the Midibox. It will play a number of samples simultaneously, mixing the output to the DAC, the number of samples depends upon the performance of the SD card.
  
 ===== Hardware ===== ===== Hardware =====
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   * You can do sample hold per sample, eg have a bank where drum sounds are on some notes, and other non-hold samples such as bass are on other notes   * You can do sample hold per sample, eg have a bank where drum sounds are on some notes, and other non-hold samples such as bass are on other notes
   * It now supports velocity sensitivity, and this is translated to volume via a look up table   * It now supports velocity sensitivity, and this is translated to volume via a look up table
-  * Bank switching is supported on the fly (ie without a reboot) - though program change isn't there yet+  * Bank switching (MIDI program change) is supported on the fly (ie without a reboot)
   * Thanks to TK the sector positions on the SD card are cached leading to much better stability with multiple notes sounding   * Thanks to TK the sector positions on the SD card are cached leading to much better stability with multiple notes sounding
  
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   * Now uploaded to the MIOS32 SVN at:   * Now uploaded to the MIOS32 SVN at:
   * [[http://svnmios.midibox.org/listing.php?repname=svn.mios32&path=%2Ftrunk%2Fapps%2Fsynthesizers%2FSD+card+sample+player%2F]]   * [[http://svnmios.midibox.org/listing.php?repname=svn.mios32&path=%2Ftrunk%2Fapps%2Fsynthesizers%2FSD+card+sample+player%2F]]
 +
 +===== More info =====
 +  * A write up and more info on my site at [[http://www.bassmaker.co.uk|Bassmaker]]
midibox_sd_card_sample_player.1324597413.txt.gz · Last modified: 2011/12/22 23:43 by leeby5