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14d1b5fd72
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10 Commits

Author SHA1 Message Date
Jared Boone
14d1b5fd72 Further AudioThread cleanup. 2016-04-11 10:20:19 -07:00
Jared Boone
feeb5bff6f Move AudioThread con/destruction to proper places. 2016-04-11 10:20:19 -07:00
Jared Boone
08f4542954 Marginal attempt to simplify stream write loop. 2016-04-11 10:20:19 -07:00
Jared Boone
fc8bb635a6 Consider an incomplete write as an error. 2016-04-11 10:20:19 -07:00
Jared Boone
ba3c9dd8d1 Insist on writing stream data in buffer-sized blocks. 
Maintaining alignment improves SD card write performance significantly.
 2016-04-11 10:20:19 -07:00
Jared Boone
8e14d2f4e8 Signal SD card write thread from M4 event. 2016-04-11 10:20:19 -07:00
Jared Boone
daa2f7aed0 Drain write FIFO, don't read just one block. 2016-04-11 10:20:19 -07:00
Jared Boone
aca19ae997 Factor out SD card write size. 2016-04-11 10:20:19 -07:00
Jared Boone
f94938db8e De-template FIFO. 2016-04-11 10:20:19 -07:00
Jared Boone
59f1a32566 Semi-naive audio recording to SD card. 2016-04-11 10:20:19 -07:00