1/* 2 * Copyright (C) 2011 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 18package android.filterpacks.performance; 19 20/** 21 * @hide 22 */ 23public class Throughput { 24 25 private final int mTotalFrames; 26 private final int mPeriodFrames; 27 private final int mPeriodTime; 28 private final int mPixels; 29 30 public Throughput(int totalFrames, int periodFrames, int periodTime, int pixels) { 31 mTotalFrames = totalFrames; 32 mPeriodFrames = periodFrames; 33 mPeriodTime = periodTime; 34 mPixels = pixels; 35 } 36 37 public int getTotalFrameCount() { 38 return mTotalFrames; 39 } 40 41 public int getPeriodFrameCount() { 42 return mPeriodFrames; 43 } 44 45 public int getPeriodTime() { 46 return mPeriodTime; 47 } 48 49 public float getFramesPerSecond() { 50 return mPeriodFrames / (float)mPeriodTime; 51 } 52 53 public float getNanosPerPixel() { 54 double frameTimeInNanos = (mPeriodTime / (double)mPeriodFrames) * 1000000.0; 55 return (float)(frameTimeInNanos / mPixels); 56 } 57 58 public String toString() { 59 return getFramesPerSecond() + " FPS"; 60 } 61} 62