[mmap] partial revert of 8cef8db4 to disable using mmap file reader
[videoplayer.git] / yuvReaderMmap.h
blob7543c30f5039c4b8c4e0446c2dd88819dea14d02
1 /* ***** BEGIN LICENSE BLOCK *****
3 * The MIT License
5 * Copyright (c) 2008 BBC Research
7 * Permission is hereby granted, free of charge, to any person obtaining a copy
8 * of this software and associated documentation files (the "Software"), to deal
9 * in the Software without restriction, including without limitation the rights
10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11 * copies of the Software, and to permit persons to whom the Software is
12 * furnished to do so, subject to the following conditions:
14 * The above copyright notice and this permission notice shall be included in
15 * all copies or substantial portions of the Software.
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
20 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
23 * THE SOFTWARE.
25 * ***** END LICENSE BLOCK ***** */
27 #ifndef YUVREADERMMAP_H_
28 #define YUVREADERMMAP_H_
30 #include "readerInterface.h"
31 #include "videoData.h"
33 class YUVReaderMmap : public ReaderInterface {
34 public:
35 //from ReaderInterface
36 YUVReaderMmap(FrameQueue& frameQ);
37 virtual void pullFrame(int wantedFrame, VideoData*& dst);
39 public:
40 //specific to yuvReader
41 void setForceFileType(bool f);
42 void setFileType(const QString &t);
43 void setVideoWidth(int w);
44 void setVideoHeight(int h);
45 void setFileName(const QString &fn);
47 private:
49 //information about the video data
50 VideoData::DataFmt videoFormat;
51 QString fileType;
52 QString fileName;
53 bool forceFileType;
54 int videoWidth;
55 int videoHeight;
57 //video file
58 int fd;
59 char *base_ptr;
60 int lastFrameNum;
61 int firstFrameNum;
63 //bandwidth counter
64 QTime timer;
67 #endif