// Checks if video source can be restarted - simulate app goes to
// background and back to foreground.
@SmallTest
public void testVideoSourceRestart() throws InterruptedException {
Log.d(TAG, "testVideoSourceRestart");
loopback = true;
MockRenderer localRenderer = new MockRenderer(EXPECTED_VIDEO_FRAMES, LOCAL_RENDERER_NAME);
MockRenderer remoteRenderer = new MockRenderer(EXPECTED_VIDEO_FRAMES, REMOTE_RENDERER_NAME);
pcClient =
createPeerConnectionClient(
localRenderer,
remoteRenderer,
createParametersForVideoCall(VIDEO_CODEC_VP8, false),
null);
// Wait for local SDP, rename it to answer and set as remote SDP.
assertTrue("Local SDP was not set.", waitForLocalSDP(WAIT_TIMEOUT));
SessionDescription remoteSdp =
new SessionDescription(
SessionDescription.Type.fromCanonicalForm("answer"), localSdp.description);
pcClient.setRemoteDescription(remoteSdp);
// Wait for ICE connection.
assertTrue("ICE connection failure.", waitForIceConnected(ICE_CONNECTION_WAIT_TIMEOUT));
// Check that local and remote video frames were rendered.
assertTrue(
"Local video frames were not rendered before video restart.",
localRenderer.waitForFramesRendered(WAIT_TIMEOUT));
assertTrue(
"Remote video frames were not rendered before video restart.",
remoteRenderer.waitForFramesRendered(WAIT_TIMEOUT));
// Stop and then start video source a few times.
for (int i = 0; i < VIDEO_RESTART_ATTEMPTS; i++) {
pcClient.stopVideoSource();
Thread.sleep(VIDEO_RESTART_TIMEOUT);
pcClient.startVideoSource();
// Reset video renders and check that local and remote video frames
// were rendered after video restart.
localRenderer.reset(EXPECTED_VIDEO_FRAMES);
remoteRenderer.reset(EXPECTED_VIDEO_FRAMES);
assertTrue(
"Local video frames were not rendered after video restart.",
localRenderer.waitForFramesRendered(WAIT_TIMEOUT));
assertTrue(
"Remote video frames were not rendered after video restart.",
remoteRenderer.waitForFramesRendered(WAIT_TIMEOUT));
}
pcClient.close();
assertTrue(waitForPeerConnectionClosed(WAIT_TIMEOUT));
Log.d(TAG, "testVideoSourceRestart done.");
}
