Enable VAAPI accelerated decode on Linux

content/common/gpu/media/gpu_video_decode_accelerator.cc

 // 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 "content/common/gpu/media/gpu_video_decode_accelerator.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/location.h"
@@ skipping 39 matching lines @@
   }
 
   if (!stub->decoder()->MakeCurrent()) {
     DLOG(ERROR) << "Failed to MakeCurrent()";
     return false;
   }
 
   return true;
 }
 
-#if (defined(OS_CHROMEOS) && defined(ARCH_CPU_X86_FAMILY)) || defined(OS_MACOSX)
+#if ((defined(OS_CHROMEOS) || defined(OS_LINUX)) && defined(ARCH_CPU_X86_FAMILY)) || defined(OS_MACOSX)
 static bool BindImage(const base::WeakPtr<gpu::GpuCommandBufferStub>& stub,
                       uint32_t client_texture_id,
                       uint32_t texture_target,
                       const scoped_refptr<gl::GLImage>& image,
                       bool can_bind_to_sampler) {
   if (!stub) {
     DLOG(ERROR) << "Stub is gone; won't BindImage().";
     return false;
   }
 
@@ skipping 91 matching lines @@
       textures_per_buffer_(0),
       filter_removed_(true, false),
       child_task_runner_(base::ThreadTaskRunnerHandle::Get()),
       io_task_runner_(io_task_runner),
       weak_factory_for_io_(this) {
   DCHECK(stub_);
   stub_->AddDestructionObserver(this);
   get_gl_context_cb_ = base::Bind(&GetGLContext, stub_->AsWeakPtr());
   make_context_current_cb_ =
       base::Bind(&MakeDecoderContextCurrent, stub_->AsWeakPtr());
-#if (defined(OS_CHROMEOS) && defined(ARCH_CPU_X86_FAMILY)) || defined(OS_MACOSX)
+#if ((defined(OS_CHROMEOS) || defined(OS_LINUX)) && defined(ARCH_CPU_X86_FAMILY)) || defined(OS_MACOSX)
   bind_image_cb_ = base::Bind(&BindImage, stub_->AsWeakPtr());
 #endif
   get_gles2_decoder_cb_ = base::Bind(&GetGLES2Decoder, stub_->AsWeakPtr());
 }
 
 GpuVideoDecodeAccelerator::~GpuVideoDecodeAccelerator() {
   // This class can only be self-deleted from OnWillDestroyStub(), which means
   // the VDA has already been destroyed in there.
   DCHECK(!video_decode_accelerator_);
 }
@@ skipping 332 matching lines @@
     GLenum target = texture_ref->texture()->target();
     gpu::gles2::TextureManager* texture_manager =
         stub_->decoder()->GetContextGroup()->texture_manager();
     DCHECK(!texture_ref->texture()->IsLevelCleared(target, 0));
     texture_manager->SetLevelCleared(texture_ref.get(), target, 0, true);
   }
   uncleared_textures_.erase(it);
 }
 
 }  // namespace content