From 89b8fdd4e570c1e1de5e4e0ccfe8b82cca59775e Mon Sep 17 00:00:00 2001
From: Pavel Feldman <pavel.feldman@gmail.com>
Date: Thu, 21 Apr 2022 14:40:30 -0800
Subject: [PATCH] fix(tracing): do not reset frame counter on every chunk
 (#13689)

---
 packages/playwright-core/src/server/trace/recorder/tracing.ts | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/packages/playwright-core/src/server/trace/recorder/tracing.ts b/packages/playwright-core/src/server/trace/recorder/tracing.ts
index dc7effa5dc..223fbe9b27 100644
--- a/packages/playwright-core/src/server/trace/recorder/tracing.ts
+++ b/packages/playwright-core/src/server/trace/recorder/tracing.ts
@@ -391,10 +391,9 @@ export class Tracing extends SdkObject implements InstrumentationListener, Snaps
   private _startScreencastInPage(page: Page) {
     page.setScreencastOptions(kScreencastOptions);
     const prefix = page.guid;
-    let frameSeq = 0;
     this._screencastListeners.push(
         eventsHelper.addEventListener(page, Page.Events.ScreencastFrame, params => {
-          const suffix = String(++frameSeq).padStart(10, '0');
+          const suffix = params.timestamp || Date.now();
           const sha1 = `${prefix}-${suffix}.jpeg`;
           const event: trace.ScreencastFrameTraceEvent = {
             type: 'screencast-frame',