From 3dad94d12f1632d6282a186380567c78ddfd024d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=A7=D0=B5=D0=B3=D0=BE=D0=B4=D0=B0=D0=B5=D0=B2=20=D0=9D?=
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 =?UTF-8?q?=29?= <chegodaev@dev.vtb.ru>
Date: Thu, 14 Apr 2022 17:11:09 +0300
Subject: [PATCH] VncRecordingContainer creates an unnecessary delay during
 video export. Closes #5268

---
 .../org/testcontainers/containers/VncRecordingContainer.java | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/core/src/main/java/org/testcontainers/containers/VncRecordingContainer.java b/core/src/main/java/org/testcontainers/containers/VncRecordingContainer.java
index be8a4ed735f..21be57f96c9 100644
--- a/core/src/main/java/org/testcontainers/containers/VncRecordingContainer.java
+++ b/core/src/main/java/org/testcontainers/containers/VncRecordingContainer.java
@@ -29,6 +29,8 @@ public class VncRecordingContainer extends GenericContainer<VncRecordingContaine
 
     private static final String ORIGINAL_RECORDING_FILE_NAME = "/screen.flv";
 
+    private static final String COPY_OF_ORIGINAL_RECORDING_FILE_NAME = "/screen_copy.flv";
+
     public static final String DEFAULT_VNC_PASSWORD = "secret";
 
     public static final int DEFAULT_VNC_PORT = 5900;
@@ -102,7 +104,8 @@ protected void configure() {
 
     @SneakyThrows
     public InputStream streamRecording() {
-        String newRecordingFileName = videoFormat.reencodeRecording(this, ORIGINAL_RECORDING_FILE_NAME);
+        execInContainer("cp", ORIGINAL_RECORDING_FILE_NAME, COPY_OF_ORIGINAL_RECORDING_FILE_NAME);
+        String newRecordingFileName = videoFormat.reencodeRecording(this, COPY_OF_ORIGINAL_RECORDING_FILE_NAME);
 
         TarArchiveInputStream archiveInputStream = new TarArchiveInputStream(
             dockerClient.copyArchiveFromContainerCmd(getContainerId(), newRecordingFileName).exec()