source: orbit/octave/GenerateAudioCommand/flyOrbit.m @ a0b523e

function fullCodeWave=flyOrbit(code,space,audioFileName,sps,repeatTime,AndroidOriOS,flipOrNot) 

% code: array of 1s and 0s. 1 means bit "1", 0 means bit "0".
% audioFileName: like 'audio.wav'.
% space: space between codes [samples]
bps = 16;       % bits per sample
%sps = 96000;     % sample rate [samples/s]
if length(AndroidOriOS)==3 %iOS
fullCodeWave=[flyCommand(code,space,'temp1.wav',sps,2,AndroidOriOS,flipOrNot);initCodeGen('temp2.wav');flyCommand(code,space,'temp3.wav',sps,repeatTime,AndroidOriOS,flipOrNot)];

elseif length(AndroidOriOS)==7 %Android
fullCodeWave=[flyCommand(code,space,'temp1,wav',sps,20,AndroidOriOS,flipOrNot);initCodeGenAndroid('temp2.wav');zeros(1,1);flyCommand(code,space,'temp3.wav',sps,repeatTime,AndroidOriOS,flipOrNot)];

endif

sizeCode=size(fullCodeWave,1);
time=linspace(0,sizeCode/sps,sizeCode);
fullCodeWave = [fullCodeWave sin(time*2*pi*440)'];

wavwrite(fullCodeWave, sps, bps, audioFileName);