44 lines
992 B
Go
44 lines
992 B
Go
//go:build !cgo
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package filter
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import (
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"git.gammaspectra.live/S.O.N.G/Kirika/audio"
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"git.gammaspectra.live/S.O.N.G/Kirika/audio/format/flac"
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"git.gammaspectra.live/S.O.N.G/Kirika/test"
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"os"
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"testing"
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)
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func TestFilterChainResample(t *testing.T) {
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t.Parallel()
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fp, err := os.Open(test.TestSingleSample24)
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if err != nil {
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t.Error(err)
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return
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}
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defer fp.Close()
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source, err := flac.NewFormat().Open(fp)
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if err != nil {
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t.Error(err)
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return
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}
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const sampleRate = 16000
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result := NewFilterChain(source, MonoFilter{}, NewResampleFilter(sampleRate, QualityFast, 0), StereoFilter{})
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sink := audio.NewForwardSink(audio.NewNullSink())
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sink.Process(result)
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if result.SampleRate != sampleRate {
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t.Errorf("Wrong SampleRate %d != %d", result.SampleRate, sampleRate)
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}
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if result.Channels != 2 {
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t.Errorf("Wrong Channel Count %d != %d", result.SampleRate, 2)
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}
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if sink.SamplesRead != 6285000 {
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t.Errorf("Wrong Sample Count %d != %d", sink.SamplesRead, 6285000)
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}
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}
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