35 lines
		
	
	
	
		
			1.1 KiB
			
		
	
	
	
		
			Text
		
	
	
	
	
	
			
		
		
	
	
			35 lines
		
	
	
	
		
			1.1 KiB
			
		
	
	
	
		
			Text
		
	
	
	
	
	
// Copyright (c) 2019 GitHub, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#include "shell/browser/osr/osr_host_display_client.h"
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#include <IOSurface/IOSurface.h>
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namespace electron {
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void OffScreenHostDisplayClient::OnDisplayReceivedCALayerParams(
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    const gfx::CALayerParams& ca_layer_params) {
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  if (!ca_layer_params.is_empty) {
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    base::ScopedCFTypeRef<IOSurfaceRef> io_surface(
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        IOSurfaceLookupFromMachPort(ca_layer_params.io_surface_mach_port));
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    gfx::Size pixel_size_ = ca_layer_params.pixel_size;
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    void* pixels = static_cast<void*>(IOSurfaceGetBaseAddress(io_surface));
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    size_t stride = IOSurfaceGetBytesPerRow(io_surface);
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    struct IOSurfacePinner {
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      base::ScopedCFTypeRef<IOSurfaceRef> io_surface;
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    };
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    SkBitmap bitmap;
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    bitmap.installPixels(
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        SkImageInfo::MakeN32(pixel_size_.width(), pixel_size_.height(),
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                             kPremul_SkAlphaType),
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        pixels, stride);
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    bitmap.setImmutable();
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    callback_.Run(ca_layer_params.damage, bitmap);
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  }
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}
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}  // namespace electron
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