zymon/PortAudio.jl
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now we have a failing test for stereo file playback

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This commit is contained in:
Spencer Russell 2014-08-12 19:26:03 -04:00
parent edf2f8fd04
commit 11e6dce20c
1 changed files with 18 additions and 18 deletions
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36
test/test_sndfile.jl
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@ -60,23 +60,23 @@ end
# note - currently AudioIO just mixes down to Mono. soon we'll support this
# new-fangled stereo sound stuff
#facts("Stereo file rendering") do
# fname = Pkg.dir("AudioIO", "test", "440left_880right.wav")
# samplerate = 44100
# bufsize = 1024
# input = zeros(AudioSample, bufsize)
# test_info = DeviceInfo(samplerate, bufsize)
# t = [0 : 2 * samplerate - 1] / samplerate
# expected = convert(AudioBuf, 0.5 * (sin(2pi*t*440) + sin(2pi*t*880)))
#
# AudioIO.open(fname) do f
# node = FilePlayer(f)
# buf = render(node, input, test_info)
# print(size(buf))
# @fact expected[1:bufsize] => buf[1:bufsize]
# buf = render(node, input, test_info)
# @fact expected[bufsize+1:2*bufsize] => buf[1:bufsize]
# end
#end
facts("Stereo file rendering") do
fname = Pkg.dir("AudioIO", "test", "440left_880right.wav")
samplerate = 44100
bufsize = 1024
input = zeros(AudioSample, bufsize)
test_info = DeviceInfo(samplerate, bufsize)
t = [0 : 2 * samplerate - 1] / samplerate
expected = convert(AudioBuf, 0.5 * (sin(2pi*t*440) + sin(2pi*t*880)))
AudioIO.open(fname) do f
node = FilePlayer(f)
buf = render(node, input, test_info)
print(size(buf))
@fact expected[1:bufsize] => buf[1:bufsize]
buf = render(node, input, test_info)
@fact expected[bufsize+1:2*bufsize] => buf[1:bufsize]
end
end
end # module TestSndfile