[iOS] Add a wrapper around the hosted AVPlayerLayer to intercept -setBounds:

• Component: New Bugs
• Status: RESOLVED FIXED

[Jer Noble]

[iOS] Add a wrapper around the hosted AVPlayerLayer to intercept -setBounds:

[Jer Noble]

Created attachment 251502 [details]
Patch

[Jer Noble]

<rdar://problem/18683624>

[Jer Noble]

Created attachment 251505 [details]
Patch

[Jer Noble]

Created attachment 251506 [details]
Patch

[Simon Fraser (smfr)]

Comment on attachment 251506 [details]
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=251506&action=review

> Source/WebCore/platform/ios/WebVideoFullscreenInterfaceAVKit.mm:592
> +    [super setBounds:bounds];
> +

This should probably early-return when the bounds aren't changing.

> Source/WebCore/platform/ios/WebVideoFullscreenInterfaceAVKit.mm:612
> +    FloatRect videoFrame = self.model->videoLayerFrame();
> +    FloatRect targetFrame;
> +    switch (self.model->videoLayerGravity()) {
> +    case WebCore::WebVideoFullscreenModel::VideoGravityResize:
> +        targetFrame = bounds;
> +        break;
> +    case WebCore::WebVideoFullscreenModel::VideoGravityResizeAspect:
> +        targetFrame = largestRectWithAspectRatioInsideRect(videoFrame.size().aspectRatio(), bounds);
> +        break;
> +    case WebCore::WebVideoFullscreenModel::VideoGravityResizeAspectFill:
> +        targetFrame = smallestRectWithAspectRatioAroundRect(videoFrame.size().aspectRatio(), bounds);
> +        break;
> +    }
> +    CATransform3D transform = CATransform3DMakeScale(targetFrame.width() / videoFrame.width(), targetFrame.height() / videoFrame.height(), 1);
> +    [_videoSublayer setSublayerTransform:transform];

Doing all this inside -setBounds makes me slightly nervous, but it's probably OK.

> Source/WebCore/platform/ios/WebVideoFullscreenInterfaceAVKit.mm:615
> +    [self performSelector:@selector(resolveBounds) withObject:nil afterDelay:[CATransaction animationDuration] + 0.1];

Add a comment to explain the magic + 0.1?

[Jer Noble]

Committed r183229: <http://trac.webkit.org/changeset/183229>