vaapi plumbing to allow hardware video overlays

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/command_line.h"
 #include "base/logging.h"
 #include "base/memory/ref_counted.h"
 #include "base/message_loop/message_loop_proxy.h"
 #include "base/stl_util.h"
 
 #include "content/common/gpu/gpu_channel.h"
 #include "content/common/gpu/gpu_messages.h"
 #include "content/public/common/content_switches.h"
 #include "gpu/command_buffer/common/command_buffer.h"
 #include "ipc/ipc_message_macros.h"
 #include "ipc/ipc_message_utils.h"
 #include "ipc/message_filter.h"
 #include "media/base/limits.h"
 #include "ui/gl/gl_context.h"
+#include "ui/gl/gl_image.h"
 #include "ui/gl/gl_surface_egl.h"
 
 #if defined(OS_WIN)
 #include "base/win/windows_version.h"
 #include "content/common/gpu/media/dxva_video_decode_accelerator.h"
 #elif defined(OS_MACOSX)
 #include "content/common/gpu/media/vt_video_decode_accelerator.h"
 #elif defined(OS_CHROMEOS)
 #if defined(ARCH_CPU_ARMEL) && defined(USE_LIBV4L2)
 #include "content/common/gpu/media/v4l2_slice_video_decode_accelerator.h"
@@ skipping 294 matching lines @@
         gfx::GLSurfaceEGL::GetHardwareDisplay(),
         stub_->decoder()->GetGLContext()->GetHandle(),
         weak_factory_for_io_.GetWeakPtr(),
         make_context_current_,
         io_message_loop_));
   }
 #endif
   return decoder.Pass();
 }
 
+void GpuVideoDecodeAccelerator::BindImage(uint32 client_texture_id,
+                                          uint32 texture_target,
+                                          scoped_refptr<gfx::GLImage> image) {
+  gpu::gles2::GLES2Decoder* command_decoder = stub_->decoder();
+  gpu::gles2::TextureManager* texture_manager =
+      command_decoder->GetContextGroup()->texture_manager();
+  gpu::gles2::TextureRef* ref = texture_manager->GetTexture(client_texture_id);
+  if (ref)
+    texture_manager->SetLevelImage(ref, texture_target, 0, image.get());
+}
+
 scoped_ptr<media::VideoDecodeAccelerator>
 GpuVideoDecodeAccelerator::CreateVaapiVDA() {
   scoped_ptr<media::VideoDecodeAccelerator> decoder;
 #if defined(OS_CHROMEOS) && defined(ARCH_CPU_X86_FAMILY)
-  decoder.reset(new VaapiVideoDecodeAccelerator(make_context_current_));
+  decoder.reset(new VaapiVideoDecodeAccelerator(
+      make_context_current_, base::Bind(&GpuVideoDecodeAccelerator::BindImage,
+                                        base::Unretained(this))));
 #endif
   return decoder.Pass();
 }
 
 scoped_ptr<media::VideoDecodeAccelerator>
 GpuVideoDecodeAccelerator::CreateVTVDA() {
   scoped_ptr<media::VideoDecodeAccelerator> decoder;
 #if defined(OS_MACOSX)
   decoder.reset(new VTVideoDecodeAccelerator(
       static_cast<CGLContextObj>(stub_->decoder()->GetGLContext()->GetHandle()),
@@ skipping 106 matching lines @@
       }
 
       // TODO(dshwang): after moving to D3D11, remove this. crbug.com/438691
       GLenum format =
           video_decode_accelerator_.get()->GetSurfaceInternalFormat();
       if (format != GL_RGBA) {
         texture_manager->SetLevelInfo(texture_ref, texture_target_, 0, format,
                                       width, height, 1, 0, format, 0, false);
       }
     }
-    uint32 service_texture_id;
-    if (!command_decoder->GetServiceTextureId(
-            texture_ids[i], &service_texture_id)) {
-      DLOG(ERROR) << "Failed to translate texture!";
-      NotifyError(media::VideoDecodeAccelerator::PLATFORM_FAILURE);
-      return;
-    }
-    buffers.push_back(media::PictureBuffer(
-        buffer_ids[i], texture_dimensions_, service_texture_id));
+    buffers.push_back(media::PictureBuffer(buffer_ids[i], texture_dimensions_,
+                                           texture_ref->service_id(),
+                                           texture_ids[i]));
     textures.push_back(texture_ref);
   }
   video_decode_accelerator_->AssignPictureBuffers(buffers);
   DebugAutoLock auto_lock(debug_uncleared_textures_lock_);
   for (uint32 i = 0; i < buffer_ids.size(); ++i)
     uncleared_textures_[buffer_ids[i]] = textures[i];
 }
 
 void GpuVideoDecodeAccelerator::OnReusePictureBuffer(
     int32 picture_buffer_id) {
@@ skipping 88 matching lines @@
   return stub_->channel()->Send(message);
 }
 
 void GpuVideoDecodeAccelerator::SendCreateDecoderReply(IPC::Message* message,
                                                        bool succeeded) {
   GpuCommandBufferMsg_CreateVideoDecoder::WriteReplyParams(message, succeeded);
   Send(message);
 }
 
 }  // namespace content