diff --git a/trunk/3rdparty/srs-bench/blackbox/hls_test.go b/trunk/3rdparty/srs-bench/blackbox/hls_test.go
index 6117f1f6ff..a8abf6957d 100644
--- a/trunk/3rdparty/srs-bench/blackbox/hls_test.go
+++ b/trunk/3rdparty/srs-bench/blackbox/hls_test.go
@@ -28,6 +28,7 @@ import (
 	"math/rand"
 	"os"
 	"path"
+	"runtime"
 	"sync"
 	"testing"
 	"time"
@@ -114,3 +115,97 @@ func TestRtmpPublish_HlsPlay_Basic(t *testing.T) {
 		}
 	}
 }
+
+func TestRtmpPublish_HlsPlay_HEVC_Basic(t *testing.T) {
+	// This case is run in parallel.
+	t.Parallel()
+
+	// Setup the max timeout for this case.
+	ctx, cancel := context.WithTimeout(logger.WithContext(context.Background()), time.Duration(*srsTimeout)*time.Millisecond)
+	defer cancel()
+
+	// Only enable for github actions, ignore for darwin.
+	if runtime.GOOS == "darwin" {
+		logger.Tf(ctx, "Depends on FFmpeg(HEVC over RTMP), only available for GitHub actions")
+		return
+	}
+
+	// Check a set of errors.
+	var r0, r1, r2, r3, r4, r5, r6 error
+	defer func(ctx context.Context) {
+		if err := filterTestError(ctx.Err(), r0, r1, r2, r3, r4, r5, r6); err != nil {
+			t.Errorf("Fail for err %+v", err)
+		} else {
+			logger.Tf(ctx, "test done with err %+v", err)
+		}
+	}(ctx)
+
+	var wg sync.WaitGroup
+	defer wg.Wait()
+
+	// Start SRS server and wait for it to be ready.
+	svr := NewSRSServer(func(v *srsServer) {
+		v.envs = []string{
+			"SRS_HTTP_SERVER_ENABLED=on",
+			"SRS_VHOST_HLS_ENABLED=on",
+		}
+	})
+	wg.Add(1)
+	go func() {
+		defer wg.Done()
+		r0 = svr.Run(ctx, cancel)
+	}()
+
+	// Start FFmpeg to publish stream.
+	streamID := fmt.Sprintf("stream-%v-%v", os.Getpid(), rand.Int())
+	streamURL := fmt.Sprintf("rtmp://localhost:%v/live/%v", svr.RTMPPort(), streamID)
+	ffmpeg := NewFFmpeg(func(v *ffmpegClient) {
+		v.args = []string{
+			"-stream_loop", "-1", "-re", "-i", *srsPublishAvatar, "-acodec", "copy", "-vcodec", "libx265", "-f", "flv", streamURL,
+		}
+	})
+	wg.Add(1)
+	go func() {
+		defer wg.Done()
+		<-svr.ReadyCtx().Done()
+		r1 = ffmpeg.Run(ctx, cancel)
+	}()
+
+	// Start FFprobe to detect and verify stream.
+	duration := time.Duration(*srsFFprobeDuration) * time.Millisecond
+	ffprobe := NewFFprobe(func(v *ffprobeClient) {
+		v.dvrFile = path.Join(svr.WorkDir(), "objs", fmt.Sprintf("srs-ffprobe-%v.ts", streamID))
+		v.streamURL = fmt.Sprintf("http://localhost:%v/live/%v.m3u8", svr.HTTPPort(), streamID)
+		v.duration, v.timeout = duration, time.Duration(*srsFFprobeTimeout)*time.Millisecond
+	})
+	wg.Add(1)
+	go func() {
+		defer wg.Done()
+		<-svr.ReadyCtx().Done()
+		r2 = ffprobe.Run(ctx, cancel)
+	}()
+
+	// Fast quit for probe done.
+	select {
+	case <-ctx.Done():
+	case <-ffprobe.ProbeDoneCtx().Done():
+		defer cancel()
+
+		str, m := ffprobe.Result()
+		if len(m.Streams) != 2 {
+			r3 = errors.Errorf("invalid streams=%v, %v, %v", len(m.Streams), m.String(), str)
+		}
+
+		// Note that HLS score is low, so we only check duration. Note that only check part of duration, because we
+		// might get only some pieces of segments.
+		if dv := m.Duration(); dv < duration/3 {
+			r4 = errors.Errorf("short duration=%v < %v, %v, %v", dv, duration/3, m.String(), str)
+		}
+
+		if v := m.Video(); v == nil {
+			r5 = errors.Errorf("no video %v, %v", m.String(), str)
+		} else if v.CodecName != "hevc" {
+			r6 = errors.Errorf("invalid video codec=%v, %v, %v", v.CodecName, m.String(), str)
+		}
+	}
+}