zymon/PortAudio.jl
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test for mono file playback now passing

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This commit is contained in:
Spencer Russell 2014-08-12 13:24:31 -04:00
parent c22b6b2347
commit d4b4b33361
1 changed files with 10 additions and 5 deletions
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15
test/test_sndfile.jl
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@ -4,7 +4,7 @@ include("testhelpers.jl")
using AudioIO using AudioIO
using FactCheck using FactCheck
import AudioIO: DeviceInfo, render, AudioSample import AudioIO: DeviceInfo, render, AudioSample, AudioBuf
facts("WAV file write/read") do facts("WAV file write/read") do
fname = Pkg.dir("AudioIO", "test", "sinwave.wav") fname = Pkg.dir("AudioIO", "test", "sinwave.wav")
@ -23,19 +23,24 @@ facts("WAV file write/read") do
AudioIO.open(fname) do f AudioIO.open(fname) do f
@fact f.sfinfo.channels => 1 @fact f.sfinfo.channels => 1
@fact f.sfinfo.frames => 2 * samplerate @fact f.sfinfo.frames => 2 * samplerate
actual = read(f, 2 * samplerate) actual = read(f)
@fact reference => mse(actual) @fact length(reference) => length(actual)
@fact reference => actual[:, 1]
end end
# test rendering as an AudioNode # test rendering as an AudioNode
AudioIO.open(fname) do f AudioIO.open(fname) do f
# pretend we have a stream at the same rate as the file # pretend we have a stream at the same rate as the file
bufsize = 512 bufsize = 1024
input = zeros(AudioSample, bufsize) input = zeros(AudioSample, bufsize)
test_info = DeviceInfo(samplerate, bufsize) test_info = DeviceInfo(samplerate, bufsize)
node = FilePlayer(f) node = FilePlayer(f)
# convert to floating point because that's what AudioIO uses natively
expected = convert(AudioBuf, reference ./ (2^15))
buf = render(node, input, test_info) buf = render(node, input, test_info)
@fact buf => mse(actual[1:bufsize]) @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 end