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view test_process.py @ 20:8e5cefa70c99

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Parameter settings
author Chris Cannam
date Tue, 25 Nov 2014 12:48:05 +0000
parents fe83d6d78429
children 9dc444c79aa5
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import vampyhost as vh

testPluginKey = "vamp-test-plugin:vamp-test-plugin"

rate = 44100

def test_load_unload():
    plug = vh.loadPlugin(testPluginKey, rate)
    vh.unloadPlugin(plug)
    try:
        vh.unloadPlugin(plug) # should throw but not crash
        assert(False)
    except AttributeError:
        pass

def test_get_set_parameter():
    plug = vh.loadPlugin(testPluginKey, rate)
    value = vh.getParameter(plug, "produce_output")
    assert(value == 1.0)
    vh.setParameter(plug, "produce_output", 0.0)
    value = vh.getParameter(plug, "produce_output")
    assert(value == 0.0)
    
def test_process_without_initialise():
    plug = vh.loadPlugin(testPluginKey, rate)
    try:
        vh.process(plug, [[1,2,3,4]], vh.RealTime(0, 0))
        assert(False)
    except StandardError:
        pass

def test_process():
    plug = vh.loadPlugin(testPluginKey, rate)
    vh.initialise(plug, 1, 4, 4) # channels, stepsize, blocksize
    result = vh.process(plug, [[1,2,3,4]], vh.RealTime(0, 0))