commit 5b7654cef10832d8f15162cc4f860960a372e8d7
author bodamnam <bodamnam@google.com> Tue Oct 24 03:45:59 2023 +0000
committer bodamnam <bodamnam@google.com> Thu Nov 16 03:52:39 2023 +0000
tree 32692d6abf4347aa64dc5c182a845721e2fa0568
parent e5b20b19267dbf51125c1c1e00057805b3d4a2a6

Add implementation of the API for Audio time delay synchronization in Video Call

This API provides a way to synchronize the audio and video streams in a video call. It allows you to request the RTP reception statistics for the audio stream at a given interval. These statistics include the jitter and delay of the audio stream. The API also allows you to set the delay adjustment for the audio session. The delay adjustment is calculated using the jitter and delay statistics from the requested session. By setting the delay adjustment, you can ensure that the audio and video streams are in sync.

Bug: 307446080
Test: mm
Change-Id: I39e211e308e913f0a2fd320dd4b8fd08491f227e

radio/aidl/vts/radio_imsmedia_test.cpp

diff --git a/radio/aidl/vts/radio_imsmedia_test.cpp b/radio/aidl/vts/radio_imsmedia_test.cpp
index 425f6b4..e479e64 100644
--- a/radio/aidl/vts/radio_imsmedia_test.cpp
+++ b/radio/aidl/vts/radio_imsmedia_test.cpp
@@ -260,6 +260,59 @@
     return result;
 }
 
+TEST_P(RadioImsMediaTest, testAvSyncOperation) {
+    int32_t sessionId = 1;
+    RtpConfig modifyRtpConfig;
+    int32_t receptionInterval = 1000;
+    int32_t delay = 200;
+
+    modifyRtpConfig.direction = static_cast<int32_t>(MediaDirection::RTP_TX) |
+                                static_cast<int32_t>(MediaDirection::RTP_RX) |
+                                static_cast<int32_t>(MediaDirection::RTCP_TX) |
+                                static_cast<int32_t>(MediaDirection::RTCP_RX);
+    modifyRtpConfig.remoteAddress.ipAddress = "122.22.22.33";
+    modifyRtpConfig.remoteAddress.portNumber = 1234;
+
+    if (!deviceSupportsFeature(FEATURE_TELEPHONY_IMS)) {
+        ALOGI("Skipping setListener because ims is not supported in device");
+        return;
+    } else {
+        ALOGI("Running setListener because ims is supported in device");
+    }
+
+    ndk::ScopedAStatus res = radio_imsmedia->setListener(radio_imsmedialistener);
+    ASSERT_OK(res);
+
+    serial = SERIAL_OPEN_SESSION;
+    res = triggerOpenSession(sessionId);
+    ASSERT_OK(res);
+    EXPECT_EQ(std::cv_status::no_timeout, wait());
+    EXPECT_EQ(sessionId, radio_imsmedialistener->mSessionId);
+    ASSERT_NE(nullptr, radio_imsmedialistener->mSession);
+
+    radio_imsmediasession = radio_imsmedialistener->mSession;
+    radio_imsmediasession->setListener(radio_imsmediasessionlistener);
+    ASSERT_OK(res);
+
+    serial = SERIAL_MODIFY_SESSION;
+    res = radio_imsmediasession->modifySession(modifyRtpConfig);
+    ASSERT_OK(res);
+    EXPECT_EQ(std::cv_status::no_timeout, wait());
+    EXPECT_EQ(modifyRtpConfig, radio_imsmediasessionlistener->mConfig);
+    verifyError(radio_imsmediasessionlistener->mError);
+
+    res = radio_imsmediasession->requestRtpReceptionStats(receptionInterval);
+    ASSERT_OK(res);
+
+    res = radio_imsmediasession->adjustDelay(delay);
+    ASSERT_OK(res);
+
+    serial = SERIAL_CLOSE_SESSION;
+    res = radio_imsmedia->closeSession(sessionId);
+    ASSERT_OK(res);
+    EXPECT_EQ(std::cv_status::no_timeout, wait());
+}
+
 void RadioImsMediaTest::verifyError(RtpError error) {
     switch (error) {
         case RtpError::NONE: