blob: ca89d147f4a5fa0f9604d1ccb057807fcada2798 [file] [log] [blame]
/*
* Copyright 2015 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
package org.webrtc;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;
import android.annotation.SuppressLint;
import android.graphics.Point;
import android.support.test.InstrumentationRegistry;
import android.support.test.annotation.UiThreadTest;
import android.support.test.filters.MediumTest;
import android.support.test.rule.UiThreadTestRule;
import android.view.View.MeasureSpec;
import java.nio.ByteBuffer;
import java.util.Arrays;
import java.util.List;
import org.chromium.base.test.BaseJUnit4ClassRunner;
import org.junit.Rule;
import org.junit.Test;
import org.junit.runner.RunWith;
@RunWith(BaseJUnit4ClassRunner.class)
public class SurfaceViewRendererOnMeasureTest {
@Rule public UiThreadTestRule uiThreadTestRule = new UiThreadTestRule();
/**
* List with all possible scaling types.
*/
private static final List<RendererCommon.ScalingType> scalingTypes = Arrays.asList(
RendererCommon.ScalingType.SCALE_ASPECT_FIT, RendererCommon.ScalingType.SCALE_ASPECT_FILL,
RendererCommon.ScalingType.SCALE_ASPECT_BALANCED);
/**
* List with MeasureSpec modes.
*/
private static final List<Integer> measureSpecModes =
Arrays.asList(MeasureSpec.EXACTLY, MeasureSpec.AT_MOST);
/**
* Returns a dummy YUV frame.
*/
static VideoRenderer.I420Frame createFrame(int width, int height, int rotationDegree) {
final int[] yuvStrides = new int[] {width, (width + 1) / 2, (width + 1) / 2};
final int[] yuvHeights = new int[] {height, (height + 1) / 2, (height + 1) / 2};
final ByteBuffer[] yuvPlanes = new ByteBuffer[3];
for (int i = 0; i < 3; ++i) {
yuvPlanes[i] = ByteBuffer.allocateDirect(yuvStrides[i] * yuvHeights[i]);
}
return new VideoRenderer.I420Frame(width, height, rotationDegree, yuvStrides, yuvPlanes, 0);
}
/**
* Assert onMeasure() with given parameters will result in expected measured size.
*/
@SuppressLint("WrongCall")
private static void assertMeasuredSize(SurfaceViewRenderer surfaceViewRenderer,
RendererCommon.ScalingType scalingType, String frameDimensions, int expectedWidth,
int expectedHeight, int widthSpec, int heightSpec) {
surfaceViewRenderer.setScalingType(scalingType);
surfaceViewRenderer.onMeasure(widthSpec, heightSpec);
final int measuredWidth = surfaceViewRenderer.getMeasuredWidth();
final int measuredHeight = surfaceViewRenderer.getMeasuredHeight();
if (measuredWidth != expectedWidth || measuredHeight != expectedHeight) {
fail("onMeasure(" + MeasureSpec.toString(widthSpec) + ", " + MeasureSpec.toString(heightSpec)
+ ")"
+ " with scaling type " + scalingType + " and frame: " + frameDimensions
+ " expected measured size " + expectedWidth + "x" + expectedHeight + ", but was "
+ measuredWidth + "x" + measuredHeight);
}
}
/**
* Test how SurfaceViewRenderer.onMeasure() behaves when no frame has been delivered.
*/
@Test
@UiThreadTest
@MediumTest
public void testNoFrame() {
final SurfaceViewRenderer surfaceViewRenderer =
new SurfaceViewRenderer(InstrumentationRegistry.getContext());
final String frameDimensions = "null";
// Test behaviour before SurfaceViewRenderer.init() is called.
for (RendererCommon.ScalingType scalingType : scalingTypes) {
for (int measureSpecMode : measureSpecModes) {
final int zeroMeasureSize = MeasureSpec.makeMeasureSpec(0, measureSpecMode);
assertMeasuredSize(surfaceViewRenderer, scalingType, frameDimensions, 0, 0, zeroMeasureSize,
zeroMeasureSize);
assertMeasuredSize(surfaceViewRenderer, scalingType, frameDimensions, 1280, 720,
MeasureSpec.makeMeasureSpec(1280, measureSpecMode),
MeasureSpec.makeMeasureSpec(720, measureSpecMode));
}
}
// Test behaviour after SurfaceViewRenderer.init() is called, but still no frame.
surfaceViewRenderer.init((EglBase.Context) null, null);
for (RendererCommon.ScalingType scalingType : scalingTypes) {
for (int measureSpecMode : measureSpecModes) {
final int zeroMeasureSize = MeasureSpec.makeMeasureSpec(0, measureSpecMode);
assertMeasuredSize(surfaceViewRenderer, scalingType, frameDimensions, 0, 0, zeroMeasureSize,
zeroMeasureSize);
assertMeasuredSize(surfaceViewRenderer, scalingType, frameDimensions, 1280, 720,
MeasureSpec.makeMeasureSpec(1280, measureSpecMode),
MeasureSpec.makeMeasureSpec(720, measureSpecMode));
}
}
surfaceViewRenderer.release();
}
/**
* Test how SurfaceViewRenderer.onMeasure() behaves with a 1280x720 frame.
*/
@Test
@UiThreadTest
@MediumTest
public void testFrame1280x720() throws InterruptedException {
final SurfaceViewRenderer surfaceViewRenderer =
new SurfaceViewRenderer(InstrumentationRegistry.getContext());
/**
* Mock renderer events with blocking wait functionality for frame size changes.
*/
class MockRendererEvents implements RendererCommon.RendererEvents {
private int frameWidth;
private int frameHeight;
private int rotation;
// TODO(bugs.webrtc.org/8491): Remove NoSynchronizedMethodCheck suppression.
@SuppressWarnings("NoSynchronizedMethodCheck")
public synchronized void waitForFrameSize(int frameWidth, int frameHeight, int rotation)
throws InterruptedException {
while (this.frameWidth != frameWidth || this.frameHeight != frameHeight
|| this.rotation != rotation) {
wait();
}
}
@Override
public void onFirstFrameRendered() {}
@Override
// TODO(bugs.webrtc.org/8491): Remove NoSynchronizedMethodCheck suppression.
@SuppressWarnings("NoSynchronizedMethodCheck")
public synchronized void onFrameResolutionChanged(
int frameWidth, int frameHeight, int rotation) {
this.frameWidth = frameWidth;
this.frameHeight = frameHeight;
this.rotation = rotation;
notifyAll();
}
}
final MockRendererEvents rendererEvents = new MockRendererEvents();
surfaceViewRenderer.init((EglBase.Context) null, rendererEvents);
// Test different rotation degress, but same rotated size.
for (int rotationDegree : new int[] {0, 90, 180, 270}) {
final int rotatedWidth = 1280;
final int rotatedHeight = 720;
final int unrotatedWidth = (rotationDegree % 180 == 0 ? rotatedWidth : rotatedHeight);
final int unrotatedHeight = (rotationDegree % 180 == 0 ? rotatedHeight : rotatedWidth);
final VideoRenderer.I420Frame frame =
createFrame(unrotatedWidth, unrotatedHeight, rotationDegree);
assertEquals(rotatedWidth, frame.rotatedWidth());
assertEquals(rotatedHeight, frame.rotatedHeight());
final String frameDimensions =
unrotatedWidth + "x" + unrotatedHeight + " with rotation " + rotationDegree;
surfaceViewRenderer.renderFrame(frame);
rendererEvents.waitForFrameSize(unrotatedWidth, unrotatedHeight, rotationDegree);
// Test forcing to zero size.
for (RendererCommon.ScalingType scalingType : scalingTypes) {
for (int measureSpecMode : measureSpecModes) {
final int zeroMeasureSize = MeasureSpec.makeMeasureSpec(0, measureSpecMode);
assertMeasuredSize(surfaceViewRenderer, scalingType, frameDimensions, 0, 0,
zeroMeasureSize, zeroMeasureSize);
}
}
// Test perfect fit.
for (RendererCommon.ScalingType scalingType : scalingTypes) {
for (int measureSpecMode : measureSpecModes) {
assertMeasuredSize(surfaceViewRenderer, scalingType, frameDimensions, rotatedWidth,
rotatedHeight, MeasureSpec.makeMeasureSpec(rotatedWidth, measureSpecMode),
MeasureSpec.makeMeasureSpec(rotatedHeight, measureSpecMode));
}
}
// Force spec size with different aspect ratio than frame aspect ratio.
for (RendererCommon.ScalingType scalingType : scalingTypes) {
assertMeasuredSize(surfaceViewRenderer, scalingType, frameDimensions, 720, 1280,
MeasureSpec.makeMeasureSpec(720, MeasureSpec.EXACTLY),
MeasureSpec.makeMeasureSpec(1280, MeasureSpec.EXACTLY));
}
final float videoAspectRatio = (float) rotatedWidth / rotatedHeight;
{
// Relax both width and height constraints.
final int widthSpec = MeasureSpec.makeMeasureSpec(720, MeasureSpec.AT_MOST);
final int heightSpec = MeasureSpec.makeMeasureSpec(1280, MeasureSpec.AT_MOST);
for (RendererCommon.ScalingType scalingType : scalingTypes) {
final Point expectedSize =
RendererCommon.getDisplaySize(scalingType, videoAspectRatio, 720, 1280);
assertMeasuredSize(surfaceViewRenderer, scalingType, frameDimensions, expectedSize.x,
expectedSize.y, widthSpec, heightSpec);
}
}
{
// Force width to 720, but relax height constraint. This will give the same result as
// above, because width is already the limiting factor and will be maxed out.
final int widthSpec = MeasureSpec.makeMeasureSpec(720, MeasureSpec.EXACTLY);
final int heightSpec = MeasureSpec.makeMeasureSpec(1280, MeasureSpec.AT_MOST);
for (RendererCommon.ScalingType scalingType : scalingTypes) {
final Point expectedSize =
RendererCommon.getDisplaySize(scalingType, videoAspectRatio, 720, 1280);
assertMeasuredSize(surfaceViewRenderer, scalingType, frameDimensions, expectedSize.x,
expectedSize.y, widthSpec, heightSpec);
}
}
{
// Force height, but relax width constraint. This will force a bad layout size.
final int widthSpec = MeasureSpec.makeMeasureSpec(720, MeasureSpec.AT_MOST);
final int heightSpec = MeasureSpec.makeMeasureSpec(1280, MeasureSpec.EXACTLY);
for (RendererCommon.ScalingType scalingType : scalingTypes) {
assertMeasuredSize(
surfaceViewRenderer, scalingType, frameDimensions, 720, 1280, widthSpec, heightSpec);
}
}
}
surfaceViewRenderer.release();
}
}