modules/video_processing: refactor interface->include + more.

webrtc/modules/video_processing/main/source/frame_preprocessor.h

-/*
- *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree. An additional intellectual property rights grant can be found
- *  in the file PATENTS.  All contributing project authors may
- *  be found in the AUTHORS file in the root of the source tree.
- */
-
-/*
- * frame_preprocessor.h
- */
-#ifndef WEBRTC_MODULES_VIDEO_PROCESSING_MAIN_SOURCE_FRAME_PREPROCESSOR_H
-#define WEBRTC_MODULES_VIDEO_PROCESSING_MAIN_SOURCE_FRAME_PREPROCESSOR_H
-
-#include "webrtc/modules/video_processing/main/interface/video_processing.h"
-#include "webrtc/modules/video_processing/main/source/content_analysis.h"
-#include "webrtc/modules/video_processing/main/source/spatial_resampler.h"
-#include "webrtc/modules/video_processing/main/source/video_decimator.h"
-#include "webrtc/typedefs.h"
-
-namespace webrtc {
-
-class VPMFramePreprocessor {
- public:
-  VPMFramePreprocessor();
-  ~VPMFramePreprocessor();
-
-  void Reset();
-
-  // Enable temporal decimation.
-  void EnableTemporalDecimation(bool enable);
-
-  void SetInputFrameResampleMode(VideoFrameResampling resampling_mode);
-
-  // Enable content analysis.
-  void EnableContentAnalysis(bool enable);
-
-  // Set target resolution: frame rate and dimension.
-  int32_t SetTargetResolution(uint32_t width, uint32_t height,
-                              uint32_t frame_rate);
-
-  // Set target frame rate.
-  void SetTargetFramerate(int frame_rate);
-
-  // Update incoming frame rate/dimension.
-  void UpdateIncomingframe_rate();
-
-  int32_t updateIncomingFrameSize(uint32_t width, uint32_t height);
-
-  // Set decimated values: frame rate/dimension.
-  uint32_t Decimatedframe_rate();
-  uint32_t DecimatedWidth() const;
-  uint32_t DecimatedHeight() const;
-
-  // Preprocess output:
-  int32_t PreprocessFrame(const VideoFrame& frame,
-                          VideoFrame** processed_frame);
-  VideoContentMetrics* ContentMetrics() const;
-
- private:
-  // The content does not change so much every frame, so to reduce complexity
-  // we can compute new content metrics every |kSkipFrameCA| frames.
-  enum { kSkipFrameCA = 2 };
-
-  VideoContentMetrics* content_metrics_;
-  VideoFrame resampled_frame_;
-  VPMSpatialResampler* spatial_resampler_;
-  VPMContentAnalysis* ca_;
-  VPMVideoDecimator* vd_;
-  bool enable_ca_;
-  int frame_cnt_;
-
-};
-
-}  // namespace webrtc
-
-#endif // WEBRTC_MODULES_VIDEO_PROCESSING_MAIN_SOURCE_FRAME_PREPROCESSOR_H