Video.hh
Go to the documentation of this file.
1 /*
2  * Copyright (C) 2012 Open Source Robotics Foundation
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  *
16 */
17 #ifndef _GAZEBO_COMMON_VIDEO_HH_
18 #define _GAZEBO_COMMON_VIDEO_HH_
19 
20 #include <string>
21 #include "gazebo/util/system.hh"
22 
23 struct AVFormatContext;
24 struct AVCodecContext;
25 struct AVFrame;
26 struct AVPicture;
27 struct SwsContext;
28 
29 namespace gazebo
30 {
31  namespace common
32  {
35 
38  class GZ_COMMON_VISIBLE Video
39  {
41  public: Video();
42 
44  public: virtual ~Video();
45 
50  public: bool Load(const std::string &_filename);
51 
54  public: int GetWidth() const;
55 
58  public: int GetHeight() const;
59 
63  public: bool GetNextFrame(unsigned char **_buffer);
64 
66  private: void Cleanup();
67 
69  private: AVFormatContext *formatCtx;
70 
72  private: AVCodecContext *codecCtx;
73 
75  private: AVFrame *avFrame;
76 
78  private: AVFrame *avFrameDst;
79 
81  private: SwsContext *swsCtx;
82 
84  private: int videoStream;
85  };
87  }
88 }
89 #endif
Forward declarations for the common classes.
Definition: Animation.hh:33
Handle video encoding and decoding using libavcodec.
Definition: Video.hh:38