Migrate content/common/gpu/media code to media/gpu

content/common/gpu/media/avda_shared_state.cc

-// 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 "content/common/gpu/media/avda_shared_state.h"
-
-#include "base/time/time.h"
-#include "content/common/gpu/media/avda_codec_image.h"
-#include "ui/gl/gl_bindings.h"
-#include "ui/gl/scoped_make_current.h"
-
-namespace content {
-
-AVDASharedState::AVDASharedState()
-    : surface_texture_service_id_(0),
-      frame_available_event_(false, false),
-      surface_texture_is_attached_(false) {}
-
-AVDASharedState::~AVDASharedState() {}
-
-void AVDASharedState::SignalFrameAvailable() {
-  frame_available_event_.Signal();
-}
-
-void AVDASharedState::WaitForFrameAvailable() {
-  // 10msec covers >99.9% of cases, so just wait for up to that much before
-  // giving up.  If an error occurs, we might not ever get a notification.
-  const base::TimeDelta max_wait_time(base::TimeDelta::FromMilliseconds(10));
-  frame_available_event_.TimedWait(max_wait_time);
-}
-
-void AVDASharedState::DidAttachSurfaceTexture() {
-  context_ = gfx::GLContext::GetCurrent();
-  surface_ = gfx::GLSurface::GetCurrent();
-  DCHECK(context_);
-  DCHECK(surface_);
-
-  surface_texture_is_attached_ = true;
-}
-
-void AVDASharedState::DidDetachSurfaceTexture() {
-  context_ = nullptr;
-  surface_ = nullptr;
-  surface_texture_is_attached_ = false;
-}
-
-void AVDASharedState::CodecChanged(media::MediaCodecBridge* codec) {
-  for (auto& image_kv : codec_images_)
-    image_kv.second->CodecChanged(codec);
-}
-
-void AVDASharedState::SetImageForPicture(int picture_buffer_id,
-                                         AVDACodecImage* image) {
-  if (!image) {
-    DCHECK(codec_images_.find(picture_buffer_id) != codec_images_.end());
-    codec_images_.erase(picture_buffer_id);
-    return;
-  }
-
-  DCHECK(codec_images_.find(picture_buffer_id) == codec_images_.end());
-  codec_images_[picture_buffer_id] = image;
-}
-
-AVDACodecImage* AVDASharedState::GetImageForPicture(
-    int picture_buffer_id) const {
-  auto it = codec_images_.find(picture_buffer_id);
-  return it == codec_images_.end() ? nullptr : it->second;
-}
-
-}  // namespace content