Add video-rendering to mojo media pipeline.

chromecast/renderer/media/hole_frame_factory.cc

Index: chromecast/renderer/media/hole_frame_factory.cc
diff --git a/chromecast/renderer/media/hole_frame_factory.cc b/chromecast/renderer/media/hole_frame_factory.cc
deleted file mode 100644
index fd0d2fa5b6c71973d01fa7f904cb131795341604..0000000000000000000000000000000000000000
--- a/chromecast/renderer/media/hole_frame_factory.cc
+++ /dev/null
@@ -1,83 +0,0 @@
-// Copyright 2015 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 "chromecast/renderer/media/hole_frame_factory.h"
-
-#include "base/bind.h"
-#include "base/location.h"
-#include "gpu/GLES2/gl2extchromium.h"
-#include "gpu/command_buffer/client/gles2_interface.h"
-#include "media/base/video_frame.h"
-#include "media/renderers/gpu_video_accelerator_factories.h"
-
-namespace chromecast {
-namespace media {
-
-HoleFrameFactory::HoleFrameFactory(
-    ::media::GpuVideoAcceleratorFactories* gpu_factories)
-    : gpu_factories_(gpu_factories), texture_(0), image_id_(0) {
-  if (gpu_factories_) {
-    std::unique_ptr<::media::GpuVideoAcceleratorFactories::ScopedGLContextLock>
-        lock(gpu_factories_->GetGLContextLock());
-    CHECK(lock);
-    gpu::gles2::GLES2Interface* gl = lock->ContextGL();
-
-    gl->GenTextures(1, &texture_);
-    gl->BindTexture(GL_TEXTURE_2D, texture_);
-    image_id_ = gl->CreateGpuMemoryBufferImageCHROMIUM(1, 1, GL_RGBA,
-                                                       GL_READ_WRITE_CHROMIUM);
-    CHECK(image_id_);
-    gl->BindTexImage2DCHROMIUM(GL_TEXTURE_2D, image_id_);
-
-    gl->GenMailboxCHROMIUM(mailbox_.name);
-    gl->ProduceTextureDirectCHROMIUM(texture_, GL_TEXTURE_2D, mailbox_.name);
-
-    const GLuint64 fence_sync = gl->InsertFenceSyncCHROMIUM();
-    gl->ShallowFlushCHROMIUM();
-    gl->GenSyncTokenCHROMIUM(fence_sync, sync_token_.GetData());
-  }
-}
-
-HoleFrameFactory::~HoleFrameFactory() {
-  if (texture_) {
-    std::unique_ptr<::media::GpuVideoAcceleratorFactories::ScopedGLContextLock>
-        lock(gpu_factories_->GetGLContextLock());
-    CHECK(lock);
-    gpu::gles2::GLES2Interface* gl = lock->ContextGL();
-    gl->BindTexture(GL_TEXTURE_2D, texture_);
-    gl->ReleaseTexImage2DCHROMIUM(GL_TEXTURE_2D, image_id_);
-    gl->DeleteTextures(1, &texture_);
-    gl->DestroyImageCHROMIUM(image_id_);
-  }
-}
-
-scoped_refptr<::media::VideoFrame> HoleFrameFactory::CreateHoleFrame(
-    const gfx::Size& size) {
-  // No texture => audio device.  size empty => video has one dimension = 0.
-  // Dimension 0 case triggers a DCHECK later on in TextureMailbox if we push
-  // through the overlay path.
-  if (!texture_ || size.IsEmpty()) {
-    LOG(INFO) << "Create black frame " << size.width() << "x" << size.height();
-    return ::media::VideoFrame::CreateBlackFrame(gfx::Size(1, 1));
-  }
-
-  LOG(INFO) << "Create hole frame " << size.width() << "x" << size.height();
-  gpu::MailboxHolder holders[::media::VideoFrame::kMaxPlanes] = {
-      gpu::MailboxHolder(mailbox_, sync_token_, GL_TEXTURE_2D)};
-  scoped_refptr<::media::VideoFrame> frame =
-      ::media::VideoFrame::WrapNativeTextures(
-          ::media::PIXEL_FORMAT_XRGB, holders,
-          ::media::VideoFrame::ReleaseMailboxCB(),
-          size,                // coded_size
-          gfx::Rect(size),     // visible rect
-          size,                // natural size
-          base::TimeDelta());  // timestamp
-  CHECK(frame);
-  frame->metadata()->SetBoolean(::media::VideoFrameMetadata::ALLOW_OVERLAY,
-                                true);
-  return frame;
-}
-
-}  // namespace media
-}  // namespace chromecast