Removing defunct OpenMAX code.

media/video/omx_video_decode_engine.h

Index: media/video/omx_video_decode_engine.h
diff --git a/media/video/omx_video_decode_engine.h b/media/video/omx_video_decode_engine.h
deleted file mode 100644
index e9cc756ecfe278a2d2805609fe36dd700317a365..0000000000000000000000000000000000000000
--- a/media/video/omx_video_decode_engine.h
+++ /dev/null
@@ -1,246 +0,0 @@
-// Copyright (c) 2011 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.
-
-#ifndef MEDIA_VIDEO_OMX_VIDEO_DECODE_ENGINE_H_
-#define MEDIA_VIDEO_OMX_VIDEO_DECODE_ENGINE_H_
-
-#include <queue>
-#include <utility>
-#include <vector>
-
-#include "base/callback_old.h"
-#include "base/memory/scoped_ptr.h"
-#include "media/omx/omx_configurator.h"
-#include "media/video/video_decode_engine.h"
-#include "third_party/openmax/il/OMX_Component.h"
-#include "third_party/openmax/il/OMX_Core.h"
-#include "third_party/openmax/il/OMX_Video.h"
-
-namespace media {
-
-class OmxVideoDecodeEngine : public VideoDecodeEngine {
- public:
-  OmxVideoDecodeEngine();
-  virtual ~OmxVideoDecodeEngine();
-
-  // Implementation of the VideoDecodeEngine Interface.
-  virtual void Initialize(MessageLoop* message_loop,
-                          VideoDecodeEngine::EventHandler* event_handler,
-                          VideoDecodeContext* context,
-                          const VideoDecoderConfig& config);
-  virtual void ConsumeVideoSample(scoped_refptr<Buffer> buffer);
-  virtual void ProduceVideoFrame(scoped_refptr<VideoFrame> frame);
-  virtual void Uninitialize();
-  virtual void Flush();
-  virtual void Seek();
-
-  // Subclass can provide a different value.
-  virtual int current_omx_spec_version() const;
-
- private:
-  enum OmxIlState {
-    kIlNone,
-    kIlLoaded,
-    kIlIdle,
-    kIlExecuting,
-    kIlPause,
-    kIlInvalid,
-    kIlUnknown,
-  };
-
-  enum OmxIlClientState {
-    kClientNotInitialized,
-    kClientInitializing,
-    kClientRunning,
-    kClientStopping,
-    kClientStopped,
-    kClientPausing,
-    kClientFlushing,
-    kClientError,
-  };
-
-  enum OmxIlPortState {
-    kPortDisabled,
-    kPortEnabling,
-    kPortEnabled,
-    kPortDisabling,
-  };
-
-  typedef Callback0::Type Callback;
-
-  // calls into other classes
-  void FinishEmptyBuffer(scoped_refptr<Buffer> buffer);
-  void FinishFillBuffer(OMX_BUFFERHEADERTYPE* buffer);
-  // Helper method to perform tasks when this object is stopped.
-  void OnStopDone();
-
-  // Transition method sequence for initialization
-  bool CreateComponent();
-  void DoneSetStateIdle(OMX_STATETYPE state);
-  void DoneSetStateExecuting(OMX_STATETYPE state);
-  void OnPortSettingsChangedRun(int port, OMX_INDEXTYPE index);
-  void OnPortDisableEventRun(int port);
-  void SetupOutputPort();
-  void OnPortEnableEventRun(int port);
-
-  // Transition methods for shutdown
-  void DeinitFromExecuting(OMX_STATETYPE state);
-  void DeinitFromIdle(OMX_STATETYPE state);
-  void DeinitFromLoaded(OMX_STATETYPE state);
-  void PauseFromExecuting(OMX_STATETYPE state);
-  void StartFlush();
-  void PortFlushDone(int port);
-  void ComponentFlushDone();
-
-  void StopOnError();
-
-  void InitializeTask();
-
-  // Methods to free input and output buffers.
-  bool AllocateInputBuffers();
-  bool AllocateOutputBuffers();
-  void FreeInputBuffers();
-  void FreeOutputBuffers();
-  void FreeInputQueue();
-
-  // Helper method to configure port format at LOADED state.
-  bool ConfigureIOPorts();
-
-  // Determine whether we can issue fill buffer or empty buffer
-  // to the decoder based on the current state and port state.
-  bool CanEmptyBuffer();
-  bool CanFillBuffer();
-
-  // Determine whether we can use |input_queue_| and |output_queue_|
-  // based on the current state.
-  bool CanAcceptInput();
-  bool CanAcceptOutput();
-
-  bool InputPortFlushed();
-  bool OutputPortFlushed();
-
-  // Method to send input buffers to component
-  void EmptyBufferTask();
-
-  // Method doing initial reads to get bit stream from demuxer.
-  void InitialReadBuffer();
-
-  // Method doing initial fills to kick start the decoding process.
-  void InitialFillBuffer();
-
-  // helper functions
-  void ChangePort(OMX_COMMANDTYPE cmd, int port_index);
-  OMX_BUFFERHEADERTYPE* FindOmxBuffer(scoped_refptr<VideoFrame> video_frame);
-  OMX_STATETYPE GetComponentState();
-  void SendOutputBufferToComponent(OMX_BUFFERHEADERTYPE *omx_buffer);
-  bool TransitionToState(OMX_STATETYPE new_state);
-  virtual VideoFrame::Format GetSurfaceFormat() const;
-
-  // Method to handle events
-  void EventHandlerCompleteTask(OMX_EVENTTYPE event,
-                                OMX_U32 data1,
-                                OMX_U32 data2);
-
-  // Method to receive buffers from component's input port
-  void EmptyBufferDoneTask(OMX_BUFFERHEADERTYPE* buffer);
-
-  // Method to receive buffers from component's output port
-  void FillBufferDoneTask(OMX_BUFFERHEADERTYPE* buffer);
-
-  // The following three methods are static callback methods
-  // for the OMX component. When these callbacks are received, the
-  // call is delegated to the three internal methods above.
-  static OMX_ERRORTYPE EventHandler(OMX_HANDLETYPE component,
-                                    OMX_PTR priv_data,
-                                    OMX_EVENTTYPE event,
-                                    OMX_U32 data1, OMX_U32 data2,
-                                    OMX_PTR event_data);
-
-  static OMX_ERRORTYPE EmptyBufferCallback(OMX_HANDLETYPE component,
-                                           OMX_PTR priv_data,
-                                           OMX_BUFFERHEADERTYPE* buffer);
-
-  static OMX_ERRORTYPE FillBufferCallback(OMX_HANDLETYPE component,
-                                          OMX_PTR priv_data,
-                                          OMX_BUFFERHEADERTYPE* buffer);
-
-  // Member function pointers to respond to events
-  void (OmxVideoDecodeEngine::*OnPortDisableEventFunc)(int port);
-  void (OmxVideoDecodeEngine::*OnPortEnableEventFunc)(int port);
-  void (OmxVideoDecodeEngine::*OnStateSetEventFunc)(OMX_STATETYPE state);
-  void (OmxVideoDecodeEngine::*OnFlushEventFunc)(int port);
-
-  // Helper function
-  scoped_refptr<VideoFrame> CreateOmxBufferVideoFrame(
-      OMX_BUFFERHEADERTYPE* omx_buffer);
-
-  int width_;
-  int height_;
-
-  MessageLoop* message_loop_;
-
-  std::vector<OMX_BUFFERHEADERTYPE*> input_buffers_;
-  int input_buffer_count_;
-  int input_buffer_size_;
-  int input_port_;
-  int input_buffers_at_component_;
-  int input_pending_request_;
-  bool input_queue_has_eos_;
-  bool input_has_fed_eos_;
-  bool input_port_flushed_;
-
-  int output_buffer_count_;
-  int output_buffer_size_;
-  int output_port_;
-  int output_buffers_at_component_;
-  int output_pending_request_;
-  bool output_eos_;
-  bool output_port_flushed_;
-  bool uses_egl_image_;
-  base::TimeDelta last_pts_;
-
-  // |il_state_| records the current component state. During state transition
-  // |expected_il_state_| is the next state that the component will transition
-  // to. After a state transition is completed, |il_state_| equals
-  // |expected_il_state_|. Inequality can be used to detect a state transition.
-  // These two members are read and written only on |message_loop_|.
-  OmxIlState il_state_;
-  OmxIlState expected_il_state_;
-  OmxIlClientState client_state_;
-
-  OMX_HANDLETYPE component_handle_;
-  scoped_ptr<media::OmxConfigurator> configurator_;
-
-  // Free input OpenMAX buffers that can be used to take input bitstream from
-  // demuxer.
-  std::queue<OMX_BUFFERHEADERTYPE*> free_input_buffers_;
-
-  // Available input OpenMAX buffers that we can use to issue
-  // OMX_EmptyThisBuffer() call.
-  std::queue<OMX_BUFFERHEADERTYPE*> available_input_buffers_;
-
-  // flag for freeing input/output buffers
-  bool need_free_input_buffers_;
-  bool need_free_output_buffers_;
-
-  // for calling flush callback only once.
-  bool flush_pending_;
-
-  // For output buffer recycling cases.
-  typedef std::pair<scoped_refptr<VideoFrame>,
-                    OMX_BUFFERHEADERTYPE*> OutputFrame;
-  std::vector<OutputFrame> output_frames_;
-  bool output_frames_allocated_;
-
-  // port related
-  bool need_setup_output_port_;
-  OmxIlPortState output_port_state_;
-  VideoDecodeEngine::EventHandler* event_handler_;
-
-  DISALLOW_COPY_AND_ASSIGN(OmxVideoDecodeEngine);
-};
-
-}  // namespace media
-
-#endif  // MEDIA_VIDEO_OMX_VIDEO_DECODE_ENGINE_H_