0.2.75

server/internal/credits/zz_debug_test.go

@@ -0,0 +1,54 @@
+package credits
+
+import (
+	"context"
+	"fmt"
+	"os"
+	"testing"
+	"time"
+)
+
+func TestDebugDump(t *testing.T) {
+	path := os.Getenv("MEMBY_DEBUG_CLIP")
+	if path == "" {
+		t.Skip("no clip")
+	}
+	s := &Sampler{Timeout: 2 * time.Minute}
+	coarse, err := s.Sample(context.Background(), path, 0, 91380*time.Millisecond, coarseInterval)
+	if err != nil {
+		t.Fatal(err)
+	}
+	t.Logf("coarse frames=%d", len(coarse))
+	for i, f := range coarse {
+		t.Logf("  [%2d] pos=%6d mean=%.3f dark=%.3f edge=%.4f var=%.4f diff=%.4f score=%.3f",
+			i, f.PositionMs, f.Mean, f.DarkFraction, f.EdgeDensity, f.Variance, f.Diff, creditScore(f))
+	}
+	idx, sep, ok := findTransition(coarse, coarseInterval)
+	t.Logf("coarse transition idx=%d pos=%v sep=%.3f ok=%v", idx, func() int64 {
+		if ok {
+			return coarse[idx].PositionMs
+		}
+		return -1
+	}(), sep, ok)
+
+	if !ok {
+		return
+	}
+	start := time.Duration(coarse[idx].PositionMs) * time.Millisecond
+	from := start - fineSpan
+	if from < 0 {
+		from = 0
+	}
+	to := start + fineSpan
+	fine, err := s.Sample(context.Background(), path, from, to, fineInterval)
+	if err != nil {
+		t.Fatal(err)
+	}
+	fmt.Println("fine from", from, "to", to, "frames", len(fine))
+	fidx, fsep, fok := findTransition(fine, fineInterval)
+	if fok {
+		t.Logf("fine transition idx=%d pos=%d sep=%.3f", fidx, fine[fidx].PositionMs, fsep)
+	} else {
+		t.Logf("fine transition: NONE (fine pass did not refine)")
+	}
+}