1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
|
/*
* 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.
*/
// This file implements a class that can be used for scaling frames.
#ifndef WEBRTC_MODULES_UTILITY_SOURCE_FRAME_SCALER_H_
#define WEBRTC_MODULES_UTILITY_SOURCE_FRAME_SCALER_H_
#ifdef WEBRTC_MODULE_UTILITY_VIDEO
#include "webrtc/common_video/interface/i420_video_frame.h"
#include "webrtc/engine_configurations.h"
#include "webrtc/modules/interface/module_common_types.h"
#include "webrtc/system_wrappers/interface/scoped_ptr.h"
namespace webrtc {
class Scaler;
class VideoFrame;
class FrameScaler {
public:
FrameScaler();
~FrameScaler();
// Re-sizes |video_frame| so that it has the width |out_width| and height
// |out_height|.
int ResizeFrameIfNeeded(I420VideoFrame* video_frame,
int out_width,
int out_height);
private:
scoped_ptr<Scaler> scaler_;
I420VideoFrame scaled_frame_;
};
} // namespace webrtc
#endif // WEBRTC_MODULE_UTILITY_VIDEO
#endif // WEBRTC_MODULES_UTILITY_SOURCE_FRAME_SCALER_H_
|
