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| 1 /* |
| 2 * libjingle |
| 3 * Copyright 2015 Google Inc. |
| 4 * |
| 5 * Redistribution and use in source and binary forms, with or without |
| 6 * modification, are permitted provided that the following conditions are met: |
| 7 * |
| 8 * 1. Redistributions of source code must retain the above copyright notice, |
| 9 * this list of conditions and the following disclaimer. |
| 10 * 2. Redistributions in binary form must reproduce the above copyright notice, |
| 11 * this list of conditions and the following disclaimer in the documentation |
| 12 * and/or other materials provided with the distribution. |
| 13 * 3. The name of the author may not be used to endorse or promote products |
| 14 * derived from this software without specific prior written permission. |
| 15 * |
| 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
| 17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO |
| 19 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
| 22 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 23 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
| 24 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| 25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 26 */ |
| 27 |
| 28 package org.webrtc; |
| 29 |
| 30 import android.graphics.Point; |
| 31 import android.opengl.EGL14; |
| 32 import android.test.ActivityTestCase; |
| 33 import android.test.suitebuilder.annotation.MediumTest; |
| 34 import android.view.View.MeasureSpec; |
| 35 |
| 36 import java.nio.ByteBuffer; |
| 37 import java.util.Arrays; |
| 38 import java.util.List; |
| 39 |
| 40 public final class SurfaceViewRendererOnMeasureTest extends ActivityTestCase { |
| 41 /** |
| 42 * List with all possible scaling types. |
| 43 */ |
| 44 private static final List<RendererCommon.ScalingType> scalingTypes = Arrays.as
List( |
| 45 RendererCommon.ScalingType.SCALE_ASPECT_FIT, |
| 46 RendererCommon.ScalingType.SCALE_ASPECT_FILL, |
| 47 RendererCommon.ScalingType.SCALE_ASPECT_BALANCED); |
| 48 |
| 49 /** |
| 50 * List with MeasureSpec modes. |
| 51 */ |
| 52 private static final List<Integer> measureSpecModes = |
| 53 Arrays.asList(MeasureSpec.EXACTLY, MeasureSpec.AT_MOST); |
| 54 |
| 55 /** |
| 56 * Returns a dummy YUV frame. |
| 57 */ |
| 58 static VideoRenderer.I420Frame createFrame(int width, int height, int rotation
Degree) { |
| 59 final int[] yuvStrides = new int[] {width, (width + 1) / 2, (width + 1) / 2}
; |
| 60 final int[] yuvHeights = new int[] {height, (height + 1) / 2, (height + 1) /
2}; |
| 61 final ByteBuffer[] yuvPlanes = new ByteBuffer[3]; |
| 62 for (int i = 0; i < 3; ++i) { |
| 63 yuvPlanes[i] = ByteBuffer.allocateDirect(yuvStrides[i] * yuvHeights[i]); |
| 64 } |
| 65 return new VideoRenderer.I420Frame(width, height, rotationDegree, yuvStrides
, yuvPlanes, 0); |
| 66 } |
| 67 |
| 68 /** |
| 69 * Assert onMeasure() with given parameters will result in expected measured s
ize. |
| 70 */ |
| 71 private static void assertMeasuredSize( |
| 72 SurfaceViewRenderer surfaceViewRenderer, RendererCommon.ScalingType scalin
gType, |
| 73 String frameDimensions, |
| 74 int expectedWidth, int expectedHeight, |
| 75 int widthSpec, int heightSpec) { |
| 76 surfaceViewRenderer.setScalingType(scalingType); |
| 77 surfaceViewRenderer.onMeasure(widthSpec, heightSpec); |
| 78 final int measuredWidth = surfaceViewRenderer.getMeasuredWidth(); |
| 79 final int measuredHeight = surfaceViewRenderer.getMeasuredHeight(); |
| 80 if (measuredWidth != expectedWidth || measuredHeight != expectedHeight) { |
| 81 fail("onMeasure(" |
| 82 + MeasureSpec.toString(widthSpec) + ", " + MeasureSpec.toString(height
Spec) + ")" |
| 83 + " with scaling type " + scalingType |
| 84 + " and frame: " + frameDimensions |
| 85 + " expected measured size " + expectedWidth + "x" + expectedHeight |
| 86 + ", but was " + measuredWidth + "x" + measuredHeight); |
| 87 } |
| 88 } |
| 89 |
| 90 /** |
| 91 * Test how SurfaceViewRenderer.onMeasure() behaves when no frame has been del
ivered. |
| 92 */ |
| 93 @MediumTest |
| 94 public void testNoFrame() { |
| 95 final SurfaceViewRenderer surfaceViewRenderer = |
| 96 new SurfaceViewRenderer(getInstrumentation().getContext()); |
| 97 final String frameDimensions = "null"; |
| 98 |
| 99 // Test behaviour before SurfaceViewRenderer.init() is called. |
| 100 for (RendererCommon.ScalingType scalingType : scalingTypes) { |
| 101 for (int measureSpecMode : measureSpecModes) { |
| 102 final int zeroMeasureSize = MeasureSpec.makeMeasureSpec(0, measureSpecMo
de); |
| 103 assertMeasuredSize(surfaceViewRenderer, scalingType, frameDimensions, |
| 104 0, 0, zeroMeasureSize, zeroMeasureSize); |
| 105 assertMeasuredSize(surfaceViewRenderer, scalingType, frameDimensions, |
| 106 1280, 720, |
| 107 MeasureSpec.makeMeasureSpec(1280, measureSpecMode), |
| 108 MeasureSpec.makeMeasureSpec(720, measureSpecMode)); |
| 109 } |
| 110 } |
| 111 |
| 112 // Test behaviour after SurfaceViewRenderer.init() is called, but still no fr
ame. |
| 113 surfaceViewRenderer.init(EGL14.EGL_NO_CONTEXT, null); |
| 114 for (RendererCommon.ScalingType scalingType : scalingTypes) { |
| 115 for (int measureSpecMode : measureSpecModes) { |
| 116 final int zeroMeasureSize = MeasureSpec.makeMeasureSpec(0, measureSpecMo
de); |
| 117 assertMeasuredSize(surfaceViewRenderer, scalingType, frameDimensions, |
| 118 0, 0, zeroMeasureSize, zeroMeasureSize); |
| 119 assertMeasuredSize(surfaceViewRenderer, scalingType, frameDimensions, |
| 120 1280, 720, |
| 121 MeasureSpec.makeMeasureSpec(1280, measureSpecMode), |
| 122 MeasureSpec.makeMeasureSpec(720, measureSpecMode)); |
| 123 } |
| 124 } |
| 125 |
| 126 surfaceViewRenderer.release(); |
| 127 } |
| 128 |
| 129 /** |
| 130 * Test how SurfaceViewRenderer.onMeasure() behaves with a 1280x720 frame. |
| 131 */ |
| 132 @MediumTest |
| 133 public void testFrame1280x720() { |
| 134 final SurfaceViewRenderer surfaceViewRenderer = |
| 135 new SurfaceViewRenderer(getInstrumentation().getContext()); |
| 136 surfaceViewRenderer.init(EGL14.EGL_NO_CONTEXT, null); |
| 137 |
| 138 // Test different rotation degress, but same rotated size. |
| 139 for (int rotationDegree : new int[] {0, 90, 180, 270}) { |
| 140 final int rotatedWidth = 1280; |
| 141 final int rotatedHeight = 720; |
| 142 final int unrotatedWidth = (rotationDegree % 180 == 0 ? rotatedWidth : rot
atedHeight); |
| 143 final int unrotatedHeight = (rotationDegree % 180 == 0 ? rotatedHeight : r
otatedWidth); |
| 144 final VideoRenderer.I420Frame frame = |
| 145 createFrame(unrotatedWidth, unrotatedHeight, rotationDegree); |
| 146 assertEquals(rotatedWidth, frame.rotatedWidth()); |
| 147 assertEquals(rotatedHeight, frame.rotatedHeight()); |
| 148 final String frameDimensions = |
| 149 unrotatedWidth + "x" + unrotatedHeight + " with rotation " + rotationD
egree; |
| 150 surfaceViewRenderer.renderFrame(frame); |
| 151 |
| 152 // Test forcing to zero size. |
| 153 for (RendererCommon.ScalingType scalingType : scalingTypes) { |
| 154 for (int measureSpecMode : measureSpecModes) { |
| 155 final int zeroMeasureSize = MeasureSpec.makeMeasureSpec(0, measureSpec
Mode); |
| 156 assertMeasuredSize(surfaceViewRenderer, scalingType, frameDimensions, |
| 157 0, 0, zeroMeasureSize, zeroMeasureSize); |
| 158 } |
| 159 } |
| 160 |
| 161 // Test perfect fit. |
| 162 for (RendererCommon.ScalingType scalingType : scalingTypes) { |
| 163 for (int measureSpecMode : measureSpecModes) { |
| 164 assertMeasuredSize(surfaceViewRenderer, scalingType, frameDimensions, |
| 165 rotatedWidth, rotatedHeight, |
| 166 MeasureSpec.makeMeasureSpec(rotatedWidth, measureSpecMode), |
| 167 MeasureSpec.makeMeasureSpec(rotatedHeight, measureSpecMode)); |
| 168 } |
| 169 } |
| 170 |
| 171 // Force spec size with different aspect ratio than frame aspect ratio. |
| 172 for (RendererCommon.ScalingType scalingType : scalingTypes) { |
| 173 assertMeasuredSize(surfaceViewRenderer, scalingType, frameDimensions, |
| 174 720, 1280, |
| 175 MeasureSpec.makeMeasureSpec(720, MeasureSpec.EXACTLY), |
| 176 MeasureSpec.makeMeasureSpec(1280, MeasureSpec.EXACTLY)); |
| 177 } |
| 178 |
| 179 final float videoAspectRatio = (float) rotatedWidth / rotatedHeight; |
| 180 { |
| 181 // Relax both width and height constraints. |
| 182 final int widthSpec = MeasureSpec.makeMeasureSpec(720, MeasureSpec.AT_MO
ST); |
| 183 final int heightSpec = MeasureSpec.makeMeasureSpec(1280, MeasureSpec.AT_
MOST); |
| 184 for (RendererCommon.ScalingType scalingType : scalingTypes) { |
| 185 final Point expectedSize = |
| 186 RendererCommon.getDisplaySize(scalingType, videoAspectRatio, 720,
1280); |
| 187 assertMeasuredSize(surfaceViewRenderer, scalingType, frameDimensions, |
| 188 expectedSize.x, expectedSize.y, widthSpec, heightSpec); |
| 189 } |
| 190 } |
| 191 { |
| 192 // Force width to 720, but relax height constraint. This will give the s
ame result as |
| 193 // above, because width is already the limiting factor and will be maxed
out. |
| 194 final int widthSpec = MeasureSpec.makeMeasureSpec(720, MeasureSpec.EXACT
LY); |
| 195 final int heightSpec = MeasureSpec.makeMeasureSpec(1280, MeasureSpec.AT_
MOST); |
| 196 for (RendererCommon.ScalingType scalingType : scalingTypes) { |
| 197 final Point expectedSize = |
| 198 RendererCommon.getDisplaySize(scalingType, videoAspectRatio, 720,
1280); |
| 199 assertMeasuredSize(surfaceViewRenderer, scalingType, frameDimensions, |
| 200 expectedSize.x, expectedSize.y, widthSpec, heightSpec); |
| 201 } |
| 202 } |
| 203 { |
| 204 // Force height, but relax width constraint. This will force a bad layou
t size. |
| 205 final int widthSpec = MeasureSpec.makeMeasureSpec(720, MeasureSpec.AT_MO
ST); |
| 206 final int heightSpec = MeasureSpec.makeMeasureSpec(1280, MeasureSpec.EXA
CTLY); |
| 207 for (RendererCommon.ScalingType scalingType : scalingTypes) { |
| 208 assertMeasuredSize(surfaceViewRenderer, scalingType, frameDimensions, |
| 209 720, 1280, widthSpec, heightSpec); |
| 210 } |
| 211 } |
| 212 } |
| 213 |
| 214 surfaceViewRenderer.release(); |
| 215 } |
| 216 } |
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