func makeBGZFWriter(output io.WriteCloser, compressionLevel int) (io.WriteCloser, error) {
bgzfWriter, err := bgzf.NewWriterLevel(output, compressionLevel, runtime.GOMAXPROCS(-1))
if err != nil {
return nil, ErrInvalidCompressionLevel
}
return bgzfWriter, nil
}
func (c *Compressor) BenchmarkBGZFWriter(b *testing.B) {
cw, _ := bgzf.NewWriterLevel(c.w, flate.BestSpeed, runtime.NumCPU())
b.ResetTimer()
_, err := io.Copy(cw, c.r)
if err != nil {
b.Fatal(err)
}
c.w.Sync()
}
func makeWriter(w io.Writer, level, wc int) (*bgzf.Writer, error) {
if bw, ok := w.(*bgzf.Writer); ok {
return bw, nil
}
return bgzf.NewWriterLevel(w, level, wc)
}