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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "gpu/ipc/service/image_transport_surface.h"
#include "base/logging.h"
#include "gpu/ipc/common/gpu_surface_lookup.h"
#include "gpu/ipc/service/pass_through_image_transport_surface.h"
#include "ui/gl/gl_surface_egl.h"
#include "ui/gl/gl_surface_stub.h"
namespace gpu {
// static
scoped_refptr<gl::GLSurface> ImageTransportSurface::CreateNativeSurface(
base::WeakPtr<ImageTransportSurfaceDelegate> delegate,
SurfaceHandle surface_handle,
gl::GLSurfaceFormat format) {
if (gl::GetGLImplementation() == gl::kGLImplementationMockGL)
return new gl::GLSurfaceStub;
DCHECK(GpuSurfaceLookup::GetInstance());
DCHECK_NE(surface_handle, kNullSurfaceHandle);
// On Android, the surface_handle is the id of the surface in the
// GpuSurfaceTracker/GpuSurfaceLookup
ANativeWindow* window =
GpuSurfaceLookup::GetInstance()->AcquireNativeWidget(surface_handle);
if (!window) {
LOG(WARNING) << "Failed to acquire native widget.";
return nullptr;
}
scoped_refptr<gl::GLSurface> surface = new gl::NativeViewGLSurfaceEGL(window);
bool initialize_success = surface->Initialize(format);
ANativeWindow_release(window);
if (!initialize_success)
return scoped_refptr<gl::GLSurface>();
return scoped_refptr<gl::GLSurface>(
new PassThroughImageTransportSurface(delegate, surface.get()));
}
} // namespace gpu
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