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/*
* 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.
*/
#ifndef WEBRTC_MODULES_VIDEO_PROCESSING_SPATIAL_RESAMPLER_H_
#define WEBRTC_MODULES_VIDEO_PROCESSING_SPATIAL_RESAMPLER_H_
#include "webrtc/typedefs.h"
#include "webrtc/modules/include/module_common_types.h"
#include "webrtc/modules/video_processing/include/video_processing_defines.h"
#include "webrtc/common_video/libyuv/include/scaler.h"
#include "webrtc/common_video/libyuv/include/webrtc_libyuv.h"
namespace webrtc {
class VPMSpatialResampler {
public:
virtual ~VPMSpatialResampler() {}
virtual int32_t SetTargetFrameSize(int32_t width, int32_t height) = 0;
virtual void SetInputFrameResampleMode(
VideoFrameResampling resampling_mode) = 0;
virtual void Reset() = 0;
virtual int32_t ResampleFrame(const VideoFrame& inFrame,
VideoFrame* outFrame) = 0;
virtual int32_t TargetWidth() = 0;
virtual int32_t TargetHeight() = 0;
virtual bool ApplyResample(int32_t width, int32_t height) = 0;
};
class VPMSimpleSpatialResampler : public VPMSpatialResampler {
public:
VPMSimpleSpatialResampler();
~VPMSimpleSpatialResampler();
virtual int32_t SetTargetFrameSize(int32_t width, int32_t height);
virtual void SetInputFrameResampleMode(VideoFrameResampling resampling_mode);
virtual void Reset();
virtual int32_t ResampleFrame(const VideoFrame& inFrame,
VideoFrame* outFrame);
virtual int32_t TargetWidth();
virtual int32_t TargetHeight();
virtual bool ApplyResample(int32_t width, int32_t height);
private:
VideoFrameResampling resampling_mode_;
int32_t target_width_;
int32_t target_height_;
Scaler scaler_;
};
} // namespace webrtc
#endif // WEBRTC_MODULES_VIDEO_PROCESSING_SPATIAL_RESAMPLER_H_
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