From 6b4f264f40a2b3386c4cd1d8134a8d821be94052 Mon Sep 17 00:00:00 2001 From: wangqi Date: Thu, 8 Mar 2018 14:24:06 -0800 Subject: Optimize characters sent to remote party for RTT chat. Instead of using things provided by Android of onTextChanged, we compare the text in EditText with the text in bubble before the change and compute the delta string need to send to remote party. This way we could minimize characters sent thus reduce latency. Bug: 67596257 Test: RttChatMessageTest PiperOrigin-RevId: 188389325 Change-Id: I3023b484c32b2369ca8720104da74cf6906bb46e --- java/com/android/incallui/rtt/impl/RttChatFragment.java | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'java/com/android/incallui/rtt/impl/RttChatFragment.java') diff --git a/java/com/android/incallui/rtt/impl/RttChatFragment.java b/java/com/android/incallui/rtt/impl/RttChatFragment.java index 396b89e75..5094c318e 100644 --- a/java/com/android/incallui/rtt/impl/RttChatFragment.java +++ b/java/com/android/incallui/rtt/impl/RttChatFragment.java @@ -204,7 +204,7 @@ public class RttChatFragment extends Fragment if (isClearingInput) { return; } - String messageToAppend = RttChatMessage.getChangedString(s, start, before, count); + String messageToAppend = adapter.computeChangeOfLocalMessage(s.toString()); if (!TextUtils.isEmpty(messageToAppend)) { adapter.addLocalMessage(messageToAppend); rttCallScreenDelegate.onLocalMessage(messageToAppend); -- cgit v1.2.3