content/public/renderer/video_encode_accelerator.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "content/public/renderer/video_encode_accelerator.h"
   6
   7 #include "base/task_runner_util.h"
   8 #include "content/common/gpu/client/gpu_video_encode_accelerator_host.h"
   9 #include "content/renderer/render_thread_impl.h"
  10 #include "media/renderers/gpu_video_accelerator_factories.h"
  11
  12 namespace content {
  13
  14 void CreateVideoEncodeAccelerator(
  15     const OnCreateVideoEncodeAcceleratorCallback& callback) {
  16   DCHECK(!callback.is_null());
  17
  18   scoped_refptr<media::GpuVideoAcceleratorFactories> gpu_factories =
  19         RenderThreadImpl::current()->GetGpuFactories();
  20   if (!gpu_factories || !gpu_factories->IsGpuVideoAcceleratorEnabled()) {
  21     callback.Run(NULL, scoped_ptr<media::VideoEncodeAccelerator>());
  22     return;
  23   }
  24
  25   scoped_refptr<base::SingleThreadTaskRunner> encode_task_runner =
  26       gpu_factories->GetTaskRunner();
  27   base::PostTaskAndReplyWithResult(
  28       encode_task_runner.get(),
  29       FROM_HERE,
  30       base::Bind(
  31           &media::GpuVideoAcceleratorFactories::CreateVideoEncodeAccelerator,
  32           gpu_factories),
  33       base::Bind(callback, encode_task_runner));
  34 }
  35
  36 media::VideoEncodeAccelerator::SupportedProfiles
  37 GetSupportedVideoEncodeAcceleratorProfiles() {
  38   scoped_refptr<media::GpuVideoAcceleratorFactories> gpu_factories =
  39       RenderThreadImpl::current()->GetGpuFactories();
  40   if (!gpu_factories || !gpu_factories->IsGpuVideoAcceleratorEnabled())
  41     return media::VideoEncodeAccelerator::SupportedProfiles();
  42   return gpu_factories->GetVideoEncodeAcceleratorSupportedProfiles();
  43 }
  44
  45 }  // namespace content