1 /* 2 * Copyright 2022 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package android.gui; 18 19 /** @hide */ 20 parcelable FrameTimelineInfo { 21 // Needs to be in sync with android.graphics.FrameInfo.INVALID_VSYNC_ID in java 22 const long INVALID_VSYNC_ID = -1; 23 24 // The vsync id that was used to start the transaction 25 long vsyncId = INVALID_VSYNC_ID; 26 27 // The id of the input event that caused this buffer 28 // Default is android::os::IInputConstants::INVALID_INPUT_EVENT_ID = 0 29 // We copy the value of the input event ID instead of including the header, because libgui 30 // header libraries containing FrameTimelineInfo must be available to vendors, but libinput is 31 // not directly vendor available. 32 int inputEventId = 0; 33 34 // The current time in nanoseconds the application started to render the frame. 35 long startTimeNanos = 0; 36 37 // Whether this vsyncId should be used to heuristically select the display refresh rate 38 // TODO(b/281695725): Clean this up once TextureView use setFrameRate API 39 boolean useForRefreshRateSelection = false; 40 41 // The VsyncId of a frame that was not drawn and squashed into this frame. 42 long skippedFrameVsyncId = INVALID_VSYNC_ID; 43 44 // The start time of a frame that was not drawn and squashed into this frame. 45 long skippedFrameStartTimeNanos = 0; 46 } 47