first-commit

internal/frame_pool.go

@@ -1 +1,43 @@
 package internal
+
+import (
+	"sync"
+
+	"github.com/asticode/go-astiav"
+)
+
+type framePool struct {
+	pool sync.Pool
+}
+
+func (pool *framePool) Get() *astiav.Frame {
+	frame, ok := pool.pool.Get().(*astiav.Frame)
+
+	if frame == nil || !ok {
+		return astiav.AllocFrame()
+	}
+	return frame
+}
+
+func (pool *framePool) Put(frame *astiav.Frame) {
+	if frame == nil {
+		return
+	}
+
+	frame.Unref()
+	pool.pool.Put(frame)
+}
+
+func (pool *framePool) Release() {
+	for {
+		frame, ok := pool.pool.Get().(*astiav.Frame)
+		if frame == nil {
+			break
+		}
+		if !ok {
+			continue
+		}
+
+		frame.Free()
+	}
+}