view tests/test-multiple-audio/transforms/detectionfunction.n3 @ 269:39fb206b1153 piper-nopiper

Filter out Xing/LAME info frames, rather than letting them go to the mp3 decoder as if they were audio frames. Fixes the 1152-sample zero pad at start of some decoded mp3 files (distinct from decoder delay). The logic here is based on the madplay code.

@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>.
@prefix vamp: <http://purl.org/ontology/vamp/>.
@prefix examples: <http://vamp-plugins.org/rdf/plugins/vamp-example-plugins#>.
@prefix : <#>.

:transform0 a vamp:Transform;
	vamp:plugin examples:percussiononsets ;
	vamp:output examples:percussiononsets_output_detectionfunction ;
	vamp:summary_type "mean" .

:transform1 a vamp:Transform;
	vamp:plugin examples:percussiononsets ;
	vamp:output examples:percussiononsets_output_detectionfunction ;
	vamp:summary_type "median" .

# This is not a summary and so should not appear with --summary-only
:transform2 a vamp:Transform;
	vamp:plugin examples:percussiononsets ;
	vamp:output examples:percussiononsets_output_onsets .

:transform3 a vamp:Transform;
	vamp:plugin examples:percussiononsets ;
	vamp:output examples:percussiononsets_output_detectionfunction ;
	vamp:summary_type "mode" .

# This has different step and block sizes from the default
# (:transform0), and so should be listed separately with different
# values in the output
:transform4 a vamp:Transform;
	vamp:plugin examples:percussiononsets ;
	vamp:output examples:percussiononsets_output_detectionfunction ;
	vamp:step_size 4096 ;
	vamp:block_size 8192 ;
	vamp:summary_type "mean" .

# This is not a summary and so should not appear with --summary-only
:transform5 a vamp:Transform;
	vamp:plugin examples:percussiononsets ;
	vamp:output examples:percussiononsets_output_detectionfunction .