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31 lines
625 B
31 lines
625 B
package main |
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import ( |
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"time" |
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"github.com/faiface/beep" |
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) |
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type rateLimitedStreamer struct { |
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streamer beep.Streamer |
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rate time.Duration |
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last time.Time |
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} |
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func newRateLimitedStreamer(streamer beep.Streamer, rate time.Duration) *rateLimitedStreamer { |
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s := rateLimitedStreamer{streamer: streamer, rate: rate} |
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return &s |
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} |
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func (s *rateLimitedStreamer) Stream(samples [][2]float64) (n int, ok bool) { |
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if time.Since(s.last) < s.rate { |
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time.Sleep(time.Until(s.last.Add(s.rate))) |
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} |
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s.last = time.Now() |
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return s.streamer.Stream(samples) |
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} |
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func (s *rateLimitedStreamer) Err() error { |
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return s.streamer.Err() |
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}
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