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| 1 | /***********************************************************************
|
|---|---|
| 2 | * Software License Agreement (BSD License) |
| 3 | * |
| 4 | * Copyright 2008-2009 Marius Muja ([email protected]). All rights reserved. |
| 5 | * Copyright 2008-2009 David G. Lowe ([email protected]). All rights reserved. |
| 6 | * |
| 7 | * THE BSD LICENSE |
| 8 | * |
| 9 | * Redistribution and use in source and binary forms, with or without |
| 10 | * modification, are permitted provided that the following conditions |
| 11 | * are met: |
| 12 | * |
| 13 | * 1. Redistributions of source code must retain the above copyright |
| 14 | * notice, this list of conditions and the following disclaimer. |
| 15 | * 2. Redistributions in binary form must reproduce the above copyright |
| 16 | * notice, this list of conditions and the following disclaimer in the |
| 17 | * documentation and/or other materials provided with the distribution. |
| 18 | * |
| 19 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| 20 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| 21 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| 22 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| 23 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| 24 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 25 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 26 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 27 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| 28 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 29 | *************************************************************************/ |
| 30 | |
| 31 | #ifndef _OPENCV_LOGGER_H_
|
| 32 | #define _OPENCV_LOGGER_H_
|
| 33 | |
| 34 | |
| 35 | #include <cstdio> |
| 36 | #include <stdarg.h> |
| 37 | #include "opencv2/flann/general.h" |
| 38 | |
| 39 | using namespace std; |
| 40 | |
| 41 | namespace cvflann |
| 42 | {
|
| 43 | |
| 44 | class CV_EXPORTS Logger |
| 45 | {
|
| 46 | FILE* stream; |
| 47 | int logLevel;
|
| 48 | |
| 49 | public:
|
| 50 | |
| 51 | Logger() : stream(stdout), logLevel(LOG_WARN) {};
|
| 52 | |
| 53 | ~Logger() |
| 54 | {
|
| 55 | if (stream!=NULL && stream!=stdout) { |
| 56 | fclose(stream); |
| 57 | } |
| 58 | } |
| 59 | |
| 60 | void setDestination(const char* name) |
| 61 | {
|
| 62 | if (name==NULL) { |
| 63 | stream = stdout; |
| 64 | } |
| 65 | else {
|
| 66 | stream = fopen(name,"w");
|
| 67 | if (stream == NULL) { |
| 68 | stream = stdout; |
| 69 | } |
| 70 | } |
| 71 | } |
| 72 | |
| 73 | void setLevel(int level) { logLevel = level; } |
| 74 | |
| 75 | int log(int level, const char* fmt, ...); |
| 76 | |
| 77 | int log(int level, const char* fmt, va_list arglist); |
| 78 | |
| 79 | int fatal(const char* fmt, ...); |
| 80 | |
| 81 | int error(const char* fmt, ...); |
| 82 | |
| 83 | int warn(const char* fmt, ...); |
| 84 | |
| 85 | int info(const char* fmt, ...); |
| 86 | }; |
| 87 | |
| 88 | CV_EXPORTS Logger& logger(); |
| 89 | |
| 90 | } // namespace cvflann
|
| 91 | |
| 92 | #endif //_OPENCV_LOGGER_H_ |
