Chris@56: '''A high-level interface to the vampyhost extension module, for quickly and easily running Vamp audio analysis plugins on audio files and buffers.'''
Chris@56: 
Chris@56: import vampyhost
Chris@56: 
Chris@79: def list_plugins():
Chris@79:     return vampyhost.list_plugins()
Chris@56: 
Chris@84: def load_and_configure(data, sample_rate, key, parameters):
Chris@82: 
Chris@84:     plug = vampyhost.load_plugin(key, sample_rate,
Chris@82:                                  vampyhost.ADAPT_INPUT_DOMAIN +
Chris@82:                                  vampyhost.ADAPT_CHANNEL_COUNT)
Chris@64: 
Chris@80:     plug.set_parameter_values(parameters)
Chris@68: 
Chris@84:     step_size = plug.get_preferred_step_size()
Chris@84:     block_size = plug.get_preferred_block_size()
Chris@68: 
Chris@84:     if block_size == 0:
Chris@84:         block_size = 1024
Chris@84:     if step_size == 0:
Chris@84:         step_size = block_size ##!!! or block_size/2, but check this with input domain adapter
Chris@68: 
Chris@68:     channels = 1
Chris@68:     if data.ndim > 1:
Chris@68:         channels = data.shape[0]
Chris@68: 
Chris@84:     plug.initialise(channels, step_size, block_size)
Chris@84:     return (plug, step_size, block_size)
Chris@68: